Siemens Arcadis Avantic Quick Guide

ARCADIS Avantic

C-arm control panel
upper/lateral keys
Brakes for C-Bogen
orbital, angular, horizontal longitudinal, horizontal swivel
Lift/lower C-arm
Switch laser light localizer on/off
Set pulse rate Reduce/enlarge kV/
Control stop (ADR stop)
Rotate imag e
Switch me tal function on/off
mA
Switch off acoustic­warning signal
VB 13C

Quick Guide

lower keypads
- Subtraction
-Roadmap
- Digital radiography
- Digital Cine Mode
Switch Power Mode on/off
Set zoom factor for live image
Image reversal horizontal, vertical
Rotate slot diaphragm
Set degree of edge enhancement
Contrast adjustment for left/right monitor
Read image from memory forw., backw.
- Continuous fluoroscopy
-Pulsed fluoroscopy
Select dose level (with display)
Selecting the noise reduction factor
Open, close iris diaphragm
Open, close slot diaphragm
Enlarge/reduce saved images (zoom in/out)
Digital Cine Mode review (DCM)
Save, print image
Monitor trolley symbol keypad
Brightness –/+
Contrast –/+
Scroll to previous/next study
Scroll to previous/next series
Scroll to previous/next image
Switch between negative and positive image
Enter a study comment
Copy to film sheet Call up Patient
Select Patient Browser
Send to network node 1
Mark image
Registration
This product is provided with a CE marking in accordance with the regulations stated in Directive 93/42/EEC of June 14th, 1993 con­cerning medical devices. The CE marking applies only to medical devices which have been put on the market according to the above-mentioned EC Direc­tive.
The original language of this document is Ger­man.
This Quick Guide is available in German, English, French, Italian and Spanish.
ARCADIS Avantic Quick Guide
Introduction
We welcome you as a user of the powerful ARCADIS Avantic C-arm system from Sie­mens. This clearly laid out Quick Guide is intended to guide you through the operation of the sys­tem.
The Quick Guide is valid only in conjunction with the Operator Manuals and the safety information they contain:
Please observe the Operator Manual
and all supplements/addenda
Please observe all safety information
The right-hand pages contain step-by-step instructions corresponding to the typical workflow in the OR.
The pages to the left contain illustrations and and supplemental notes.
The description focuses on easy and fast operation of the ARCADIS Avantic from star­tup through to shutdown of the system including optional functions such as connec­tion to a hospital network or subtraction.
More detailed and complete descriptions can be found in the ARCADIS Avantic Operator Manual.
ARCADIS Avantic Quick Guide
3
Ta b l e o f Conten t s
Principles
Input devices........................................ 7
syngo user interface............................. 9
syngo control elements ...................... 11
Product overview
C-arm system..................................... 13
Monitor trolley.................................... 19
Examination procedure
Preparing the system ......................... 21
Patient registration ............................. 23
Preparation in the Examination
task card ............................................ 25
Radiation release and dose display .... 27
Power mode....................................... 31
Image rotation and reversal................ 33
Collimator setting ............................... 35
Image Quality ..................................... 37
Changing the contrast ........................ 39
Saving images .................................... 41
Fluoro Loop/LSH (option) ................... 43
Ending the examination ..................... 43
ARCADIS Avantic Quick Guide
4
Subtraction and Roadmap
Performing a subtraction scene ......... 45
Postprocessing a subtraction scene .. 47
Roadmap............................................ 55
Postprocessing
Loading patient images
into the Viewing task card .................. 57
Image display ..................................... 59
Measuring and annotations................ 61
Image manipulation............................ 65
Documentation
Printing ............................................... 69
Burning CDs ....................................... 79
Reports
Generating reports ............................. 81
Opening and printing reports ............. 83
Connectivity
Send/Storage Commitment ............... 87
Get Worklist ....................................... 91
MPPS – Modality Performed
Procedure Step .................................. 93
Query/Retrieve ................................... 95
Dismantling
Transport position .............................. 97
Switching off ...................................... 97
ARCADIS Avantic Quick Guide
5

Principles

This chapter is addressed to ners and users with little computer experi­ence.
(1) (2) (3)
(4)
syngo
begin-
ARCADIS Avantic Quick Guide
6
(5)
Functions of the symbol keypad see fold­out cover.
(6)
(7)
Principles
This chapter provides you with basic informa­tion on the input devices of the computer at the monitor trolley and on the interface.

Input devices

The mouse
(1) Left button
Single click: select/mark Double click: load data/program Button kept pressed: drag/move
(2) Middle button
Button kept pressed: windowing (change brightness and contrast)
(3) Right button
Single click: call up popup menu (context­sensitive)
syngo
user
The keyboard
(4) Function keys
F1 =
syngo
Online Help
(5) Alphanumeric keypad
Text input, e.g. patient data
(6) Cursor keypad
Movement of the mouse pointer in texts
(7) Symbol keypad
Direct selection of important tions (e.g. calling up Patient Registration or local database; image postprocessing functions)
syngo
func-
ARCADIS Avantic Quick Guide
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Principles
After the ARCADIS Avantic system has been switched on, the automatically appears on the monitor trol­ley screens.
(1)
(2)
(3)
(4)
syngo
user interface
(7)
(8)
(9)
ARCADIS Avantic Quick Guide
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(5) (6)
Principles

syngo user interface

syngo
consists of several stacked task cards. These are assigned to the individual steps of the workflow.
Task cards
(1) Menu bar
Calling up of main menus and submenus
(2) Tabs
Selection/switching of task cards
(3) Stack of subtask cards
Selection of processing tools and display functions Switching of subtask card via tab
(4) Status bar
Display of system messages
(5) Control area
Display of image and examination param­eters, selection of functions (via subtask cards)
(6) Image area
Display and processing of images
Windows/Dialogs
Windows are called up separately or dis­played automatically.
Windows can be closed again after process­ing.
(7) Title bar
Name of window, "Close window" button
(8) Window content
Input and selection of data
(9) Softkeys/buttons
Confirmation or cancellation of actions and messages
ARCADIS Avantic Quick Guide
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Principles
(1) (2)
(3) (5)(4)
ARCADIS Avantic Quick Guide
10
(6) (7)
(8) (10)(9)
Principles

syngo control elements

Control elements on the screen are easiest selected with the mouse.
Menus
(1) Main menu
Opens by pressing left mouse button
(2) Popup menu
Opens by pressing right mouse button The content depends on the mouse posi­tion ("mouse focus") on the screen
Input elements
(3) Text input field
(4) Selection list
Selection of preset parameters and data; opens via arrow
(5) Spin box
Setting of values with arrow keys
(6) Radio buttons
Only one option selectable
(7) Check box
Several options selectable
Icon buttons
(8) Dimmed
Function not selectable
(9) Inactive
Function selectable, but not active
(10)Active
Function activated
ARCADIS Avantic Quick Guide
11

Product overview

(1) (2)
(3)
(4)
(5)
(6)
(7)
As soon as you press the emergency stop button, motorized up and down movement of the C-arm system is disabled.
(4)
ARCADIS Avantic Quick Guide
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(8)
Product overview

C-arm system

C-Arm

(1) Hand switch
(2) Emergency stop
(3) Control panel
(4) Steering lever
(5) Holder for footswitch
(6) Image intensifier
(7) X-ray tube

Steering

(4) Steering lever
Steering lever straight:
Move C-arm system straight ahead
Steering lever set to the left or right:
Move C-arm system in transverse direc­tion e.g. parallel to the table

Brakes

(8) Electromagnetic brakes on the control
panel and optional remote control unit
Brake for the desired direction of move-
ment released (display of open lock): Move C-arm system
ARCADIS Avantic Quick Guide
13
Product overview
(1)(2)
(3a) (3b)
(3c)
ARCADIS Avantic Quick Guide
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(4)
ARCADIS
Avantic
(5b)(5a)
Product overview

Remote control unit (option)

The remote control unit is used in the same way as the control panel on the C-arm sys­tem.
(1) Displays and buttons of the remote con-
trol unit
(2) Integrated EMERGENCY STOP button
(3) Installation on the patient table
(a) Fit the adapter plate diagonally on the table railing and fold it down (engages) (b) Pull the sterile patient drapes over the adapter plate (c) If necessary, put the remote control unit in the sterile cover provided and mount it (attaches magnetically)
(4) Connection on the C-arm system (above
monitor trolley connector)
(5) Removal from the patient table
(a) Remove the remote control unit by slightly tilting it to the side (b) Fold the adapter plate up again and pull it off.
Storage on the side of the monitor trolley:
Attach the remote control unit magneti­cally. Fit the adapter plate diagonally in the railing holder and fold it all the way down.
ARCADIS Avantic Quick Guide
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Product overview
(1)
(2)
190° 190°
(3)
² ²
20 cm
ARCADIS Avantic Quick Guide
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When moving the support arm from the outer area (12 – 0) into the collision area (0 – 8), you will have to override a slight resistance at the 0 position (safety stop).
Product overview

Moving the C-arm system

Release the brakes to perform the following movements.
(1) Orbital movement
Change between a.p. and lateral position
Starting from the basic position (0°), the
C-arm swivels up to +90° or up to –42° (132° in total).
(2) Angulation
Rotate C-arm about support arm in verti­cal plane by up to 190° in both directions.
(3) Horizontal travel
Move C-arm horizontally up to 20 cm
Ideal for fine adjustments directly at the
OR-table.
ARCADIS Avantic Quick Guide
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Product overview
(1)
(2)
10 ° 10 °
38 cm
(3)
ARCADIS Avantic Quick Guide
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(4) (5)
(6)
(7)
(8)
Description of keyboard see Basics chap­ter.
Product overview
(1) Swivel
Swivel C-arm about unit column in hori­zontal plane by up to 10° in each direction
(2) Vertical travel (motorized)
Lift and lower C-arm up to 38 cm
Ideal for fine adjustments directly at the
OR-table.

Monitor trolley

(3) TFT flat screen monitors
(4) Keyboard
(5) Power on/off switch
(6) CD drive
(7) Direction locks on the back wheels
(8) Brakes on the front wheels
ARCADIS Avantic Quick Guide
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Examination procedure

ARCADIS
Avantic
If an additional access control mechanism is configured for the system, you have to log in with your name and password.
(1) (2)
(3)
(4)
ARCADIS Avantic Quick Guide
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(5)
Examination procedure

Preparing the system

Connecting, switching on and booting

Connect the monitor trolley connecting
cable to the C-arm system (1).
If necessary, plug in the cable of the
remote control unit (2).
If available, connect the network cable (if
the system is connected to an information system or network printer) (2).
Plug the power plug into the power outlet.
Switch on the C-arm system at the moni-
tor trolley (3).
The system boots.

Covering the C-arm with sterile covers

If necessary, cover the C-arm, e.g. with
the three-part sterile cover (4).
ARCADIS Avantic Quick Guide
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Examination procedure
During operation, the window can be opened by pressing the Patient Registration icon button on the monitor trolley.
(1)
ARCADIS Avantic Quick Guide
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(2)
(3)
Examination procedure

Patient registration

First, the Patient Registration window (1) appears directly.
Here
: maximal configuration)
(
Enter the patient data into this mask (1).
At a minimum, the bold fields must be filled out.
Using the mouse, click on the Exam (2)
button.
The patient data appear in the Examina-
tion task card (3).
The unit is now ready to start an examina-
tion.

Alternatives

Preregistration/Scheduler
The patient has already been registered in the Scheduler, from where it can be loaded into the Patient Registration card.
Emergency
If the patient data are unknown, the patient is assigned a provisional number consisting of the date and the time of the entry. These data can later be corrected.
Search
If an information network (e.g. hospital net­work) is connected, you can start a search for registered patients here.
ARCADIS Avantic Quick Guide
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Examination procedure
To select parameters, use the mouse to click the monitor trolley.
(1)
(2)
(3) (5)
(6)
(4)
(7)
(8)
ARCADIS Avantic Quick Guide
24
If the optional laser light localizer is avail­able, the object should be positioned with the laser light localizer, i.e. without radia­tion, as far as possible for reasons of radia­tion protection.
(9)
Examination procedure

Preparation in the Examination task card

Select the medical application area (1).
Select the body region by clicking the VPA
(Virtual Patient Anatomy) (2).
Select the required application program
(3).
With the application program you simulta-
neously select a dose level (reduced, standard, increased). This is shown by a bar (4).
Select the desired operating mode (5).
Alternative
mode on the C-arm keyboard (see cover) or using the optional multifunctional foot­switch (
The selected operating mode is shown as
a symbol (6).
The readiness of the C-arm is shown in
the status bar (7).
: Select/switch operating
Page 27).

Setting with the laser light localizer

Press the button on the C-arm system (8).
Depending on your system version, either
the I.I. laser aimer (9) (option) and/or the single-tank laser targeting device (option) is switched on.
ARCADIS Avantic Quick Guide
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Examination procedure
SIEMENS
S
EN
SIEM
(1) (2)
If required, the footswitch assignment can be changed by Siemens Service.
Exception: If continuous fluoroscopy is set, pressing the footswitch releases a single exposure.
SIEMENS
ARCADIS Avantic Quick Guide
(6)
MODE
(3)
(4) (5)
Exception: If continuous fluoroscopy is set, pressing the footswitch releases a single exposure.
(7)
26
Examination procedure

Radiation release and dose display

Radiation release with the footswitch

Actuate the footswitch marked with the
fluoroscopy symbol (1).
Continuous fluoroscopy is released.
Actuate the other footswitch (2).
The set operating mode is activated.
Radiation release with the multifunc­tional footswitch (option)
To change the operating mode set, press
the operating mode button (3) several times.
Actuate the footswitch marked with the
fluoroscopy symbol (4).
Continuous fluoroscopy is released.
Actuate the other footswitch (5).
The set operating mode is activated.
Storage of the images displayed with the
save button (6).

Radiation release with the hand switch

Press the release button to release the
set operating mode (7).
ARCADIS Avantic Quick Guide
27
Examination procedure
(1)
(2) (3)
(4)
ADR stop is recommended, for example, for
Thin objects, e.g. wrist (the movement
causes the object to slide out of the central beam, the image is underex­posed)
Metal (high density of the metal leads
to strong overexposure)
Transition between thoracic and lumbar
spine (movement of the diaphragm/ midriff causes changes in the expo­sure).
ARCADIS Avantic Quick Guide
28
(7)
(6)
(5)
Examination procedure

Radiation time and dose display

(1) Display of accumulated fluoroscopic time
at the C-arm system
(2) Display of accumulated fluoroscopic time
at the monitor trolley (Examination task card)
(3) Display of accumulated dose at the moni-
tor trolley (with optional dose measuring chamber)
Alternative
(preceding item: accumulated air kerma).
After every five minutes of radiation, an
audible alarm sounds at the C-arm sys­tem.
To deactivate the warning signal, press
the button (4) on the C-arm system.

Manual entry of radiation parameters

All exposures are taken with automatic expo­sure control.
This rule is turned off using ADR stop. The kV/mA values can then be selected manually.
: Display of air kerma values
Select ADR stop at (5).
If required, set a manual value with the +/
- buttons (6).
kV and mA values are shown on the dis-
play at the C-arm system (7).
As long as ADR stop is activated, the
manually set value remains unchanged.
ARCADIS Avantic Quick Guide
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Examination procedure
In the DCM mode the Power Mode func­tion is automatically selected.
(1)
ARCADIS Avantic Quick Guide
30
Examination procedure

Power mode

Power Mode is an additional function for the
fluoroscopy mode.
With Power Mode a higher contrast is achieved, but with a higher dose.
Select the Power Mode function at the
C-arm system (1).
If the Power Mode function is activated,
a continuous warning signal sounds dur­ing fluoroscopy.
The duration of the Power Mode function
is limited to 15 s.
ARCADIS Avantic Quick Guide
31
Examination procedure
The rotation is performed without radiation and can be observed on the monitor.
(3)
(2)
(1)
ARCADIS Avantic Quick Guide
32
(4)
(5)
Examination procedure

Image rotation and reversal

At the C-arm system

Press one of the image reversal buttons
to flip the image horizontally or vertically (1).
The display of the fluoroscopic image is
updated correspondingly.
Press one of the image rotation buttons
for the required direction of rotation (2).
The angle of rotation in relation to the
starting position is shown (3).

At the monitor trolley

Image display and processing in the Viewing task card is possible only for stored images (e.g. single exposure) (in the Examination task card you can rotate images with the mouse at any time).
Activate the image rotation function in the
Viewing task card (4).
Rotate the image with the left mouse
(keep left mouse button pressed).
Angle display in the control area (5):
First value = angle of rotation in relation to starting position. Second value = angle of rotation in rela­tion to last image setting.
ARCADIS Avantic Quick Guide
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Examination procedure
(1)
(2)
(3)
(4)
ARCADIS Avantic Quick Guide
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(5)
Examination procedure

Collimator setting

The diaphragms allow optimal collimation to a specific object. They can be set at the C-arm system.
(1) Moves the iris diaphragm into/out of the
beam path
(2) Rotates the semitransparent diaphragm
(3) Moves the semitransparent diaphragm
into/out of the beam path
The iris diaphragm is a multileaf collimator. It is used preferably for collimating smaller objects in the image center.
Activate the iris diaphragm for small
objects, e.g. the wrists (1).
The X-ray beam is limited to an octagon
(4).
The semitransparent diaphragm acts as a density compensation. It is used to collimate to extremities, for example.
Rotate the semitransparent diaphragm
corresponding to the position of the object (2).
Adapt the semitransparent diaphragm to
the size of the object (3).
A diaphragm is moved close to the object
on both sides. This prevents overexpo­sure at the edges of the object (5)
ARCADIS Avantic Quick Guide
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Examination procedure
(2)
(1)
ARCADIS Avantic Quick Guide
36
(3)
(4)
Examination procedure

Image Quality

Selecting the dose level

You can select up to three different dose lev­els (reduced, standard, increased).
Press the dose level button several times
until the required value is reached (1).
The currently set dose level is shown in
the bar display on the monitor and in the segment display (2).

Activating the metal function

If there is metal in the measuring area you can optimize contrast and brightness by acti­vating the metal function.
Press the metal function button (3).
The LED is on when this function is
selected.

Lowering noise reduction

You can select a lower integration factor for exposures of fast moving objects. With nor­mal noise reduction, a higher integration fac­tor is selected (for very slow movements).
When there is motion in the image, press
the Noise reduction factor button (4).
The LED lights up, noise reduction is low-
ered.
ARCADIS Avantic Quick Guide
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Examination procedure
(3)
ARCADIS Avantic Quick Guide
38
(1)
(2)
Examination procedure

Changing the contrast

If the image quality is insufficient, a different gray-level curve can be selected at the control panel of the C-arm system during the exami­nation to change the contrast of the image (and all further images).
In addition, the edge enhancement of the live images can be changed.
If necessary, repeatedly press the follow-
ing buttons to change between preset val­ues:
(1) Change contrast left monitor (Examina-
tion task card)
(2) Change contrast right monitor (Refer-
ences task card)
(3) Change edge enhancement left monitor
(Examination task card)
ARCADIS Avantic Quick Guide
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Examination procedure
At the end of radiation, the image last acquired is displayed (LIH, Last Image Hold). If radiation is released again, the LIH image is overwritten.
(1)
MODE
ARCADIS Avantic Quick Guide
40
(2)
(3)
(4)
(5)
(6)
Examination procedure

Saving images

Single exposure, Digital Cine Mode (DCM)

In these operating modes the generated images are automatically saved in the local database of the Patient Browser.
Fluoroscopy, pulsed fluoroscopy, subtrac­tion, Roadmap
In these operating modes images are stored in the temporary image memory and over­written by new images.
To manually save the current image, press
one of the following buttons:
(1) Save image button on the multifunctional
footswitch (option)
(2) Save image button on the hand switch
(3) Save image button on the C-arm system
This image is displayed in the References
task card and stored in the local database.

Scrolling and printing

Review image series as a movie in the
Examination task card (4).
Scroll backward/forward through the
stored images in the References task card (5).
Print out individual images from the Ref-
erences task card with a local printer
(option) (6).
ARCADIS Avantic Quick Guide
41
Examination procedure
(3) (2) (4)
(1)
If Autoloop (option) is configured in the exam set used, review of the scene is started automatically at the end of radia­tion.
ARCADIS Avantic Quick Guide
42
You can load the scene into the Viewing task card at any time and review it there.
If the MPPS option is installed, the Modal- ity Performed Procedure Step window for performance documentation is now dis­played automatically.
In the Configuration menu (Options > Con- figuration > Transfer), define the rules for auto transfer, e.g.:
Required processing statusTarget addressesData type
Examination procedure

Fluoro Loop/LSH (option)

In the fluoroscopy, subtraction and Roadmap modes, scenes can be reviewed and stored (Last Scene Hold) during the examination.

Reviewing a scene

After radiation is ended, the buttons for con­trolling the scene review are displayed.
(1) Start
(2) Stop
(3) Previous frame
(4) Next frame.

Storing the scene

As soon as the scene has been reviewed, it can be stored.
Select Patient > Save LSH Scene in the
main menu or press function key F9 on the keyboard.
The current scene (up to 120 images) is
stored in the local database.

Ending the examination

Select Patient > End Examination or
press function key F4 on the keyboard.
Patient and examination data are deleted
from the Examination card.
If Automatic transfer is active, the exam-
ination images are automatically saved to CD-R or sent to the information system (option).
ARCADIS Avantic Quick Guide
43

Subtraction and Roadmap

The Subtraction and Roadmap modes are an option for C-arms used in cardiac and vascular surgery.
(1)
(2)
ARCADIS Avantic Quick Guide
44
(3)
Subtraction and Roadmap

Performing a subtraction scene

Contrast medium injected into the vessels helps to show vessels and changes of/in these vessels (e.g. aneurysms, ruptures).

Procedure

Prepare the examination in the Examina-
tion task card:
(1) Selection of the required application pro-
gram
(2) Selection of the Subtraction mode
Trigger the subtraction scene with the
footswitch or the hand switch.
The footswitch or hand switch must remain pressed during the entire series. If the series is interrupted, it must be started again from the beginning.
(3) The syringe symbol appears in the Exam-
ination task card. The physician now injects the contrast medium.
After a few seconds the syringe symbol
disappears again. The physician can end the contrast medium injection. The con­trast medium bolus remains displayed.
ARCADIS Avantic Quick Guide
45
Subtraction and Roadmap
If auto store is activated in the configura­tion menu, the images of a subtraction scene are automatically saved in the local database. They can then be retrieved for postprocessing at the end of the examina­tion.
(1)
ARCADIS Avantic Quick Guide
46
Subtraction and Roadmap

Postprocessing a subtraction scene

Load the subtraction scene from the
Patient Browser into the Viewing task card, if required.

Pixelshift

Pixelshift allows you to make the mask and
fluoroscopy image coincide.
This function is used if the position of the patient has changed in the course of the series in relation to the position of the mask.
Click the Pixelshift button (1).
The mouse pointer appears as an arrow.
Using mouse clicks, move the mask and
fluoroscopy image so that one is on top of the other.
In the lower image area it is indicated by
how many pixels the mask was shifted in the x-plane (= to the left or right) or the y­plane (= up or down).
ARCADIS Avantic Quick Guide
47
Subtraction and Roadmap
(1)
(2)
ARCADIS Avantic Quick Guide
48
Subtraction and Roadmap

Auto Pixelshift

This function allows automatic pixelshift for a selected region.
Click the Auto Pixelshift button (1).
The mouse pointer changes into a square.
With the left mouse button pressed,
move the square to the location where you want to achieve coincidence.
Release the mouse button again.
The mask and fluoroscopy image are
made to coincide optimally in the marked area.
The shift of the mask in the x- and y-axis is
indicated in the bottom right image area.

Selecting a different mask

The selected application program defines which of the generated images is used as the mask in the subtraction series. This image is then subtracted from all following images.
Click on Mask + (Next) or Mask – (Previ-
ous) (2).
The mask for this series is changed in indi-
vidual steps. This change is automatically adopted for the entire series.
ARCADIS Avantic Quick Guide
49
Subtraction and Roadmap
(1)
(2)
ARCADIS Avantic Quick Guide
50
Subtraction and Roadmap

Dual channel function

With this function the entire series is dis­played unsubtracted during postprocessing in the Native task card (on the right-hand moni­tor).
At the same time, the subtracted display is shown in the Viewing task card (on the left­hand monitor).
Click the Dual channel function button
(1).
The entire series is additionally shown
unsubtracted on the right-hand monitor, even when scrolling through individual images of the series.

Native display in the Native task card

The image shown in the Native task card directly corresponds to the image of the series shown in the Viewing task card (2).
Scroll through the individual images of the
series in the Viewing task card.
The Native task card always shows the
corresponding image unsubtracted.
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Subtraction and Roadmap
(1)
ARCADIS Avantic Quick Guide
52
(2) (3) (4)
(5) (6) (7)
Subtraction and Roadmap

Landmark

The Landmark function allows you to subse­quently add an anatomical background for ori­entation purposes (0 to 30 %).
Keeping the left mouse button pressed,
drag the bar to the required value (1).

Movie mode

The replay of the subtraction scene can be repeated in the Viewing task card.
Select the required function with the
mouse:
(2) Scroll image back
(3) Stop the movie function
(4) Scroll image forward
(5) Replay series at half the speed
(6) Replay series in real time
(7) Replay series at double speed
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53
Subtraction and Roadmap
During catheter placement the images are not automatically stored.
To manually save images, use the save but­ton on the hand switch, on the multifunc­tional footswitch (option) or on the C-arm system.
It is not necessary to create a subtraction scene if the Roadmap exam connects to a subtraction angiography. The existence of a subtraction screen is then indicated by a screen icon.
In this case, press the ROADMAP but-
once
ton on the control panel
Immediately start catheter positioning
under fluoroscopy control.
.
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Subtraction and Roadmap

Roadmap

The Roadmap mode is also used in vascular surgery. This mode is used to place catheters in vessels under fluoroscopy.
The examination comprises the following steps:

Generation of a subtraction scene

Select the Roadmap operating mode in
the Examination task card.
The procedure is the same as that described in Section
First, a mask is generated.
Then, the vessel is filled with contrast

Catheter positioning in the vessel

If radiation is released again, the catheter
Performing a subtraction scene
medium and displayed using subtraction technique.
placement is shown in real time in the Examination task card.
.
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Postprocessing

Images are postprocessed in the Viewing task card.
(1)
(2)
)
4
(
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56
(3)
Postprocessing

Loading patient images into the Viewing task card

Open the Viewing task card.
Open the Patient Browser with the Call
up Patient Browser button on the moni­tor trolley (1).
Load the required series into the Viewing
task card with a double click (2).
To load individual images, double-click on
the image symbol (3).
The name of the patient is displayed in the
control area of the Viewing task card (4).
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Postprocessing
(1)
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58
(2)
(3) (4)
Postprocessing

Image display

In the View subtask card you can choose between different monitor layouts.
(1) Different screen divisions
(2) Hiding graphics and patient data in the
image area
(3) Stripe display:
the images of a series are arranged
to each other
(4) Stack display:
the images of a series are arranged
of each other
next
on top
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Postprocessing
(1)
(2)
(3)
(4)
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60
(5)
Postprocessing

Measuring and annotations

In the Tools subtask card images can be mea- sured and annotations can be added.
(1) Diaphragms
The subsequent simulation of diaphragms (drawn in with the mouse) improves the visualization of fine structures that are dif­ficult to see in the image.
(2) Magnifying glass
Individual areas of the loaded image are shown enlarged at the mouse position with the left mouse button pressed
(3) Annotations
Selecting predefined or entering free annotations for image areas via the key­board (with marking arrow)
(4) Calibrating and subsequently measuring
distances
(5) Angle measurement
The angle between two straight lines to be drawn is indicated
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Postprocessing
Distances cannot be measured directly in the images, since the position of the object in the beam path and thus the magnification effect is not clear. A calibration must be performed first before a distance can be clearly determined.
(1)
(2)
(3)
(4)
(5)
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62
The calibration object must be perpendicular to the central ray in the area of the structure to be measured (generally in the center of the measuring field to avoid I.I. distortion).
Postprocessing

Calibrating and measuring distances

Calibrating (1st step)
Activate the Calibration function by click-
ing the corresponding button (1).
A line appears in the image area which
can be lengthened, shortened and posi­tioned as desired with the mouse (2).
Draw the line along a known distance (2).
As soon as you release the mouse button,
a dialog box appears (3).
Enter the known distance and confirm
with OK (3).
The calibration is shown in the image
area. At the same time, a measuring scale appears on the right edge of the image.
Measuring distances (2nd step)
Activate the Distance function by clicking
the corresponding button (4).
Using the left mouse button, draw a line
along the required structure.
As soon as you release the left mouse
button, the distance from the start to the end point of this line is shown (5).
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Postprocessing
(1)
(3)
(2)
(4)
(5)
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64
(6)
Edge enhancement (3) means artificially increasing the difference between two gray levels.
Postprocessing

Image manipulation

Images can be postprocessed in the Image subtask card.
Prior to postprocessing, activate the
required function by clicking the corre­sponding button:
(1) Change of contrast
The contrast is changed in four defined steps
(2) Image rotation
Rotation with the left mouse button pressed
(3) Edge enhancement
Edge enhancement is increased/reduced in steps of ten
(4) Grayscale inversion
Change from positive to negative image
(5) Double/half image size
(6) Zoom/pan the image
Mouse at image edge: change image size Mouse in image center: pan image
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Postprocessing
Windowing means changing the gray levels in an image and thus the brightness (center of the grayscale) and contrast (width of the grayscale) of the images.
(1)
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(2)
(3)
Postprocessing

Windowing

With buttons/softkeys
Select the preset contrast levels by click-
ing the buttons on the Image subtask card
Page 65).
(
With the keyboard of the monitor trolley
Select the brightness and contrast step
by step (1).
With the mouse on the monitor trolley
With the middle mouse button pressed,
move the mouse in the image. Up/down movement changes the bright­ness Movement to the left/right changes the contrast

Display of window values

Edge enhancement and gray values of the image are displayed in the lower image area:
(2) Edge enhancement
(3) Grayscale window
W = window width (contrast) C = window center (brightness)
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Documentation

In radiology the terms "filming" (= printing process), "camera" (= output device) and "exposing" (= printing) are used for the printing of patient images.
syngo
The ing terms.
(1) (2) (3)
user interface uses correspond-
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68
(4)
(5)
Documentation

Printing

If the printing function is configured, the Filming task card additionally appears on the right monitor.
Here, the images to be printed are collected in film sheets, processed if necessary, and then sent to the printer as a film job.

Procedure

(1) Copying images to the film sheet:
– from the C-arm system – from the Viewing task card – from the Patient Browser
(2) Editing/checking the film sheet:
in the Film Preview dialog or in the Film- ing task card
(3) Printing the film job:
– on a local printer – on a network printer
With a local printer you can print individual images on paper or film directly in the OR.
Printing in the network is possible if a net­work printer (e.g. central printer in the OR or the radiology department) is connected via the network connection (4).

Copying images to the film sheet from the C-arm system (for local printing)

Press the Print key on the control panel of
the C-arm system (5).
The image shown on the right monitor
(References task card) is copied to the film sheet.
The local printer is preset as output device
for the print job.
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69
Documentation
(2)
(1)
(4)
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70
(3)
Documentation

Copying images to the film sheet from the Viewing task card

Print jobs can be created in the Viewing task card in parallel with image postprocessing.
Click the patient image to be copied to the
film sheet (1).
Then click Copy to Film Sheet (2).

Copying images to the film sheet from the Patient Browser

If the complete data record of a patient is to be printed on film, this can also be done directly from the Patient Browser.
Click the series to be printed in the local
database of the Patient Browser (3).
Copy the patient images to the film sheet
(4).
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Documentation
(1)
(2)
(3)
(4) (5)
(6)
(7)
(8)
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Documentation

Checking the film job and printing from the film preview

Click the Film Preview button in the
Patient Browser (1).
A dialog box is opened which shows dif-
ferent functions for the film sheet:
(2) Dog ears for scrolling through the film
sheets
(3) Patient name
(4) Setting the number of copies of a film job
(5) Display of the status of individual film
jobs, e.g. "queued", "completed" etc.
(6) Deleting individual images from the film
sheet
(7) Sending the film job and exposing/print-
ing the film
(8) Automatic sending of a film job when film
sheet is full
Click Expose to send the film job to the
printer/camera (7).
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Documentation
(1)
(2)
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74
(3)
(4)
(5)
(6) (7)
Documentation

Editing the film sheet in the Filming task card

Click the Filming task card on the right
monitor (1).
Layout
Select the required film layout in the Lay-
out subtask card (2).
Image display
On the Images subtask card, select the
required display of the images on the film:
(3) Select text to be printed on film
All patient text (name, date of birth etc.), customized text or no text
(4) Show or hide graphics (e.g. distance,
angle measurements)
(5) Enlargement of the image so that the
shorter sides fill the film segment. Parts can be cut off from the longer sides.
(6) Adjust the image size to the film segment
(7) Return to the original image
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Documentation
(1)
(2)
(3)
ARCADIS Avantic Quick Guide
76
(10)
(9)
(4)
(5)
(6)
(7)
(8)
Documentation
Camera/printer setting
In the Camera subtask card, select a dif-
ferent camera/printer or film size, if nec­essary:
(1) Select the camera if several cameras are
configured
(2) Display of the film job status,
e.g. "queued", "printed" etc.
(3) Select one of the film formats available in
the camera
Zoom/Pan
Activate the function by clicking the corre-
sponding button (4).
Zoom/pan the image with the left mouse
button pressed. Mouse at image edge: change image size Mouse in image center: pan image
If required, reset the image to the original
position and size (5).

Printing a film job from the Filming task card

Set the number of copies (standard = 1
copy) (6).
If necessary, delete individual images
from the film sheet (7).
Send the film job to the camera manually
(8) or activate automatic exposure (9).
If necessary, check the processing of the
film job (10).
The status ("queued", "printed" etc.) of all
film jobs of the selected camera is shown.
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Documentation
Only non-rewritable CDs, i.e. CD-Rs, can be used. Rewritable CDs (CD-RWs) are not accepted.
The DICOM viewer is started directly from the CD; no files are installed on the com­puter.
(1)
(1)
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78
(2)
Documentation

Burning CDs

As your system is configured for multi-ses­sion, you can store your data to unrecorded CD-Rs, or CD-Rs that have already been writ­ten to. The new data is added to the old data on the CD-R.
DICOM Viewer
In the first session, a DICOM viewer is written to the CD together with the image data. This allows you to view the images stored on the CD on any computer.

Exporting workflow

Click the patient(s) in the Patient
Browser (1).
In the menu bar of the Patient Browser,
click Transfer > Export to... (2).
The dialog window for data export is
opened.
Select the CD-R as the target and click
Export (1).
The export process starts. The CD is auto-
matically labeled with the date and time.
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Reports

The prerequisite for generating reports is the registration and examination of a patient.
The radiation summary report is generated automatically based on the present exami­nation data. It cannot be postprocessed.
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80
(1)
(2)
(3)
Reports

Generating reports

If the reporting function is enabled on your system, important examination data are auto­matically compiled into a structured report for documentation purposes.

Report types

Radiation summary report
contains the accumulated values of the examination for the number of exposures, fluoroscopy time and dose area product

Using reports

You can read, print and send the reports.

Managing reports

Reports are stored and managed in the Patient Browser as additional data objects in 2 formats. They can be selected via the rele­vant icons like examination images:
(1) Report icon in the navigation area
(2) Report icon in the content area
Format: Structured Report (SR) To open the Report Editor
(3) Report icon in the content area
Format: Secondary Capture (SC) Loading e.g. into Viewing possible; PACS­compatible
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81
Reports
(1)
(2)
(3)
In the Viewing task card you can open reports by clicking the rele­vant button on the Reporting subtask card.
(4)
(5)
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82
With this button in the Report Editor you can call up the print preview of the report.
Reports

Opening and printing reports

Opening a report

Mark the required report in the Patient
Browser.
Select Reporting > Open Report.
The report is opened in the Report Editor.

Report Editor

(1) Print Report button
(2) Status area (report status)
Examination report (treatment in process) Postprocessing report (treatment fin­ished)
(3) Content area
(4) Button area

Setting the report status

Select the applicable status in the selec-
tion lists of the status area (2).
Click Apply (5).

Printing

A report must have the „verified“ status before it can be printed.
Click Print Report (1).
Click OK in the dialog window displayed.
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Connectivity

Monitor trolley
Monitor trolley
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84
Connectivity
ARCADIS can optionally be connected to a network. The following two variants are avail­able:

DICOM System Basic Send/Receive + Storage Commitment, Print

(1) Send/Receive
Sending and receiving of patient images
(2) Storage Commitment
Requesting a confirmation that images have been securely stored after sending
(3) Print
Printing of patient images on X-ray films via a network
Page 69
DICOM System Advanced (in addition to the above-named func­tions)
(4) Worklist
Querying the worklist (all patients for a system) and loading the patient data
(5) MPPS = Modality Performed Procedure
Step Feedback to an information system about the status of a work process
(6) Query/Retrieve
Searching for images in the network (incl. other modalities), importing of images into the local database
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85
Connectivity
You can also receive images from another system (CT, MR etc.) or workstation. For this, the images have to be actively sent from this system or workstation to ARCA­DIS.
(1)
(2)
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86
(3)
(4)
Connectivity

Send/Storage Commitment

The Send to function allows you to archive patient images in an information system or to send them to another workstation for post­processing.

Send to

Open the Patient Browser (1).
Select the patient (or individual examina-
tions) whose data you want to send.
Click the Send to... button (2).
Select the network node (recipient) and
confirm with Send (3).
The images are sent to the selected
address (information system or worksta­tion).

Sending to a standard address

Press the Send key on the symbol keypad
of the monitor trolley (4).
The selected patient images are sent to
the first "standard" node configured by Siemens Service.
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Connectivity
(1)
(2)
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88
(3)
(4)
Connectivity

Tracking network processes

Click the Network Status button (1).
Current processes in the network are
shown (2).

Storage Commitment

If patient data are sent or archived in an infor­mation system, the Storage Commitment function requests a confirmation from the receiving station that images have been securely stored (confirmation is not necessar­ily sent promptly):
(3) Column for error messages
(4) Feedback in the status bar
("SV" = sent and verified)
In the case of an error message, the data
in the Patient Browser must not yet be deleted, because they have not yet been properly saved or archived.
Repeat the process again.
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Connectivity
Get Worklist offers the advantage of a sim-
plified workflow:
In an information system, the OR plan (i.e. which patients are planned for a certain operating room or C-arm) can be prepared a day ahead and retrieved in the OR. The patient data can then be retrieved just before the intervention and transferred to the Examination task card.
The Get Worklist function also prevents the entry of incorrect patient data, since the data do not need to be entered manually.
(1)
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90
(2)
(4)
To update the worklist again, initiate a new request to the information system by dou­ble-clicking on the Scheduler.
(3)
Connectivity

Get Worklist

The Get Worklist function contains a request for a worklist within an information system.
Double-click the Scheduler in the Patient
Browser (1).
A worklist containing the patients to be
examined at this system appears.
Select the patient to be examined in the
Scheduler (2).
Click the Patient Registration button (3).
The Patient Registration window opens.
The data of the selected patient have already been entered.
Click Exam in the Patient Registration
window (4).
The data are transferred to the Examina-
tion task card, and the examination can
be started.
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Connectivity
(1)
(2)
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92
(3)
(4)
Connectivity
MPPS – Modality Performed Procedure Step
MPPS (Modality Performed Procedure Step) is a confirmation to an information system that a certain process (in this case the exam­ination of a patient) has been completed.

Calling up MPPS after an examination

Select Patient > End Examination in the
Examination task card (1).
The MPPS dialog is displayed (2).
If desired, enter information and com-
ments on the procedure (e.g. unusual occurrences, complications).
To end the dialog, click Completed (3).
The OR documentation is sent to the
information system, where it is archived.
The patient is deleted in the Scheduler.

Calling up MPPS manually

If you have accidentally closed the patient by registering a new patient, you can open the MPPS dialog manually.
Select Patient > Show MPPS in the
menu bar of the Patient Browser (4).
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Connectivity
The
Retrieve
for preoperative images that are needed for virtually any procedure.
function is important above all
(1)
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94
(2)
(3)
(4)
Connectivity

Query/Retrieve

Query
A query to an information system can be started. If the patient is already known to the information system, the existing images are displayed.
Retrieve
Images can be imported into the local database and loaded into the Viewing task card.
Click the Search button in the Patient
Browser (1).
The search dialog opens (2).
Enter the known patient data (unknown
data can be replaced by the * wildcard, e.g. A*).
Start the search by clicking Search (3).
The patient images present in the infor-
mation system are displayed.
Click the Import button (4).
The patient images are imported into the
local database from where they can be loaded into the Viewing task card.
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Dismantling

The C-arm can only be moved while it is switched on.
(1)
1
2
(2)
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96
To define the switch-on duration yourself, you can perform a full shut-down manually. To do so, select Options > End session in the main menu before turning the system off.
(3)
Dismantling

Transport position

The C-arm system should be transported and parked in a zero position.
Move the C-arm to the 0 position for angu-
lation, horizontal movement and swivel.
Move the C-arm into an orbital a.p. posi-
tion.
Move the lifting column all the way down
into position 2 (1).
Lock all electronic brakes.

Switching off

Switch the unit off at the monitor trolley
(2).
The imaging system is shut down and
switched off in the "hibernate" state. Switching the system back on takes approx. 45 secs. until it is fully opera­tional.
The 16th time the system is switched off,
it is automatically completely shut down. Switching the system back on then takes approx. 3 mins. until it is fully operational.
Disconnect the monitor trolley from the
C-arm system.
Roll up the cables at the rear of the moni-
tor trolley (3).
The C-arm system is ready for transport.
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Notes

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98
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We make every effort to continuously improve our product documentation.
Therefore, we would like to offer you the opportunity of giving us your direct feedback concerning your requests, suggestions and criticism with respect to this Quick Guide.
For feedback by fax, please use the follow-
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ARCADIS Avantic Quick Guide
Siemens reserves the right to modify the design and specifications contained herein without prior notice.
Please contact your local Siemens Sales Rep­resentative for the most up-to-date informa­tion.
Note: Original images always lose a certain amount of detail when reproduced.
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Contact:
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© 2007 All rights reserved
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