Siemens VB 13C Operator Manual

C-arm keyboard
kV
mAs mA min
ARCADIS Varic
VB 13C
Quick Guide
ROAD
SUB
MAP
mA
DR
top/lateral row of keys
Lift/lower C-arm
Switch ADR stop
on/off
Reset f luoroscopy time
bottom row of keys
Operating modes:
-Pulsed fluoroscopy
- Continuous fluoroscopy
mA
Powe r m od e Enlarge live image
Noise reduction Image reversal
Open/close iris diap hragm
Open/close slot
diaphragm
System OF F Edge enhance-
A
B
B B
BA
Reduce/increase kV and mA
Single-tank laser light localizer
Rotate image
SUB
DR
R
- Subtraction
MAP
-Roadmap
-Digital radiography
R
left/right o r top/bottom
Rotate slot diaphragm
Radiation indicator Tube unit tempera­ture
Operating modes:
ROAD
ment
A B
B
Enlarge stored images
Contrast adjust­ment left/rig ht monitor
Read images from
B
memory forward/ backward
Monitor split horizontal/vertical
A
B
Save im age
Print image
Monitor trolley symbol keypad
Brightne ss - Brightness +
Contrast - Contrast +
Scroll study back Scroll study
Scroll series back Scroll s eries
Scroll image back Scroll image
Switch between negative and positive image
Enter a study comment
Copy to film sheet Call up Patient
Call up the Patien t
Browser
for ward
for ward
for ward
Send to node 1
Mark an image
Registration
This product is provided with a CE marking in according with the regulations stated in Directive 93/42/EEC of June 14th, 1993 con
­cerning medical devices. The CE marking applies only to medical devices which have been put on the market according to the above-mentioned EC Direc
­tive.
The original language of this document is German.
This Quick Guide is available in German, English, French, Italian and Spanish.
ARCADIS Varic Quick Guide

Introduction

We welcome you as a user of the powerful ARCADIS Varic C-arm system from Siemens. This clearly laid out Quick Guide is intended to guide you through the operation of the sys tem.
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 Varic 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 Varic Operator Manual.
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ARCADIS Varic Quick Guide
3

Table of Contents

Basics
Input devices ........................................ 7
syngo user interface ............................. 9
syngo control elements ...................... 11
Product overview
C-arm system ..................................... 13
Monitor trolley ..................................... 17
Examination procedure
Preparing the system ......................... 19
Patient registration ............................. 21
Preparation in the Examination
task card ............................................ 23
Radiation release and dose display .... 25
High-contrast fluoroscopy
(Power Mode) .................................... 29
Image rotation and reversal ................ 31
Collimator setting ............................... 33
Changing the contrast ........................ 35
Saving images .................................... 37
Fluoro Loop/LSH (option) ................... 39
Ending the examination ..................... 39
4
Subtraction and Roadmap
Performing a subtraction scene ......... 41
Postprocessing a subtraction scene .... 43
Roadmap ............................................ 51
Postprocessing
Loading patient images into the
Viewing task card ............................... 53
Image display ..................................... 55
Measuring and annotations ................ 57
Image manipulation ............................ 61
ARCADIS Varic Quick Guide
Documentation
Printing ............................................... 65
Burning CDs ....................................... 75
Reports
Generating reports ............................. 77
Editing a LithoReport ......................... 79
Printing and exporting a report ........... 81
Connectivity
Send/Storage Commitment ............... 87
Get Worklist ....................................... 91
MPPS – Modality Performed
Procedure Step .................................. 93
Query/Retrieve ................................... 95
NaviLink 2D
Features ............................................. 97
Procedure ........................................... 97
Dismantling
Transport position ............................. 101
Switching off ..................................... 101
Cassette exposure (option)
Components .................................... 10 3
Preparing the exposure .................... 10 5
Exposure .......................................... 107
5
ARCADIS Varic Quick Guide

Basics

This chapter is addressed to syngo begin­ners and users with little computer experi­ence.
(1) (2) (3)
(4)
(5)
Functions of the symbol keypad see fold­out cover.
ARCADIS Varic Quick Guide
(6)
(7)
6
Basics
This chapter provides you with basic informa­tion on the input devices of the computer at the monitor trolley and on the syngo user 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
(3) Right button
Single click: call up popup menu (context-sensitive)
brightness and contrast)

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 syngo func­tions (e.g. calling up Patient Registration or local database; image postprocessing functions)
ARCADIS Varic Quick Guide
7
Basics
(1)
(2)
(3)
(4)
After the ARCADIS Varic system has been switched on, the syngo user interface auto matically appears on the monitor trolley screens.
-
(5) (6)
(7)
(8)
(9)
ARCADIS Varic Quick Guide
8
Basics

syngo user interface

syngo consists of several stacked task cards. These are assigned to the individual steps of the workflow.

Ta s k c a rd s

(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 Varic Quick Guide
9
Basics
(1) (2)
(3) (5)(4)
10
ARCADIS Varic Quick Guide
(6) (7)
(8) (10)(9)
Basics

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
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11

Product overview

(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)
(1)
(2)
(3) (4)
12
(6)
S
O
T
P
ARCADIS Varic Quick Guide
S
O
T
P
Product overview

C-arm system

C-arm

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

Brakes, steering lever

(4) Locking brake
Locking brake released in center position:
Move C-arm system
(6) Steering lever
Steering lever straight:
Move C-arm system in any direction
Steering lever crosswise:
Move C-arm system in transverse direc­tion, e.g. parallel to the table
ARCADIS Varic Quick Guide
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Product overview
(1)
130°
S T
O P
45cm
(2)
(3)
(4)
(5)
130°
S T
O P
ST
O P
S T
O P
190°
190°
cm
20
12,5°
12,5°
14
ARCADIS Varic Quick Guide
Product overview

Moving the C-arm system

(1) Vertical travel (motorized)
Lift and lower C-arm up to 45 cm
(2) Orbital movement
Change between a.p. and lateral position
Starting from the a.p. position vertical to
-
40° and horizontal to + 90°
(130° in total).
(3) Angulation
Rotate C-arm about support arm in vertical plane by up to 190° in both directions
(4) Horizontal travel
Move C-arm horizontally up to 20 cm
Ideal for fine adjustments directly at the
OR-table.
(5) Swivel
Swivel C-arm about unit column in horizontal plane by up to 12.5° in each direction
Ideal for fine adjustments directly at the
OR-table.
ARCADIS Varic Quick Guide
15
Product overview
(1)
(2) (3)
(4)
(5)
(6)
16
ARCADIS Varic Quick Guide
Description of keyboard see Basics chap­ter.
Product overview

Monitor trolley

(1) TFT flat screen monitors
(2) Keyboard
(3) Power on/off switch
(4) CD drive
(5) Direction locks on the back wheels
(6) Brakes on the front wheels
ARCADIS Varic Quick Guide
17

Examination procedure

(1)
(2)
(3)
18
If an additional access control mechanism is configured for the system, you have to log in with your name and password.
(4)
(5)
ARCADIS Varic Quick Guide
Examination procedure

Preparing the system

Connecting, switching on and booting

Connect the monitor trolley connecting
cable to the C-arm system (1).
If available, connect the network cable
(if
the system is connected to an informa­tion system or a navigation 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 two-part sterile cover (4).
Attach the cover with the sterilizable
clamps (5).
ARCADIS Varic Quick Guide
19
Examination procedure
During operation, the window can be opened by pressing the Patient Registration icon button on the monitor trolley.
(1)
20
ARCADIS Varic Quick Guide
(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
Examination 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 Varic Quick Guide
21
Examination procedure
To select parameters, use the mouse to click the monitor trolley.
(1)
(2)
(3) (5)
(6)
(4)
ARCADIS Varic Quick Guide
(7)
If the optional laser light localizer is avail­able, the object should be positioned with the laser light localizer, i.e. without radia tion, as far as possible for reasons of radia­tion protection.
(10)
-
(8)
(9)
22
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: Select/switch operating mode on the C-arm keyboard (see fold-out cover).
The selected operating mode is shown as
a symbol (6).
The readiness of the C-arm is shown in
the status bar (7).

Setting with the laser light localizer

Depending on the equipment, the l.I. side or the I.I. integrated laser light localizer is avail able next to the tube-side laser light localizer.
Laser localizer on the I.I. side:
Press the button on the laser light localizer to turn it on and off (8).
Tube-side (9) and I.I. integrated laser light
localizer: Press the button on the C-arm system (10) to turn it on and off.
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ARCADIS Varic Quick Guide
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Examination procedure
Exception: If the continuous fluoroscopy mode is set, pressing the left footswitch releases a single exposure.
(2)
(1)
(3)
24
ARCADIS Varic Quick Guide
Examination procedure

Radiation release and dose display

Radiation release with the footswitch

Actuate the right footswitch to release
continuous fluoroscopy (1).
Actuate the left footswitch to release the
set operating mode (2).

Radiation release with the hand switch

Press the release button to release the
set operating mode (3).
ARCADIS Varic Quick Guide
25
Examination procedure
)
1
(
(4)
ADR stop is recommended, for example, for
Thin objects, e.g. w rist (the movement
causes the object to slide out of the central beam, the image is underex posed)
Metal (high density of the metal leads
to strong overexposure)
Transition between thoracic and lumbar
spine (movement of the diaphragm/mid riff causes changes in the exposure).
(2) (3)
-
-
26
ARCADIS Varic Quick Guide
(5)(6) (7)
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: Display of air kerma values (preceding item: accumulated air kerma).
After every five minutes of radiation, an
audible alarm sounds at the C-arm sys tem.
To temporarily deactivate the warning sig-
nal, press the Reset fluoro time button on the C-arm system (4).

ADR stop, manual input of radiation parameters

All exposures are taken with automatic expo­sure control. This rule is turned off using
ADR
stop. The kV values can then be
selected manually.
-
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 Varic Quick Guide
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Examination procedure
(1)
28
ARCADIS Varic Quick Guide
Examination procedure

High-contrast fluoroscopy (Power Mode)

Power Mode is an additional function that
can be selected 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 dur ing fluoroscopy.
The duration of the Power Mode function
is limited to 15
s.
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ARCADIS Varic Quick Guide
29
Examination procedure
The rotation is performed without radiation and can be observed on the monitor.
(3)
(4)
(1) (2)
30
ARCADIS Varic Quick Guide
(5)
Examination procedure

Image rotation and reversal

At the C-arm system

Press one of the image rotation buttons
for the required direction of rotation (1).
The angle of rotation in relation to the
starting position is shown (2).
Press one of the image reversal buttons
to flip the image horizontally or vertically
The next time radiation is released, the
fluoroscopy image is in exactly this posi tion.

At the monitor trolley

Image display and processing in the Viewing task card is possible only for stored images (e.g. single exposure).
(3).
-
Activate the image rotation function (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 Varic Quick Guide
31
Examination procedure
(1) (3) (2)
(4)
32
ARCADIS Varic Quick Guide
(5)
Examination procedure

Collimator setting

For radiation protection reason collimators should be inserted. These 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 used for concentric collimation of the radia tion beam (4).
Activate the iris diaphragm for small
objects, e.g. the wrists (1).
-
The semitransparent diaphragm acts as a density compensation. A diaphragm is moved close to the extremity on both sides. Apart from reducing radiation, this prevents overexposure at the edges of the extremities
Rotate the semitransparent diaphragm
corresponding to the position of the object (2).
Adapt the semitransparent diaphragm to
the size of the object (3).
(5).
ARCADIS Varic Quick Guide
33
Examination procedure
(3)(1) (2)
34
ARCADIS Varic Quick Guide
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 exami nation 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
(Examination task card)
(2) Change contrast right monitor
(References task card)
(3) Change edge enhancement right monitor
(References task card)
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ARCADIS Varic Quick Guide
35
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)
36
ARCADIS Varic Quick Guide
(2)
(3) (4)
Examination procedure

Saving images

Single exposure

In this operating mode 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 over written by new images.
To manually save the current image, press
one of the following buttons:
(1) Save image button on the hand switch
(2) 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

Scroll through the stored images in the
References task card (3).
Print out individual images from the
References task card with a local printer (option) (4).
ARCADIS Varic Quick Guide
37
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 radia tion.
-
38
ARCADIS Varic Quick Guide
You can load the scene into the Viewing task card at any time and review it there.
If the MPPS option is installed, the
Modality Performed Procedure Step
window for performance documentation is now displayed automatically.
In the Configuration menu (Options > Configuration > 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
Call up Patient > End Exam in the main
menu.
Patient and examination data are deleted
from the Examination card.
If Automatic transfer is activated, the
examination images are automatically saved to CD-R or sent to the information system (option).
ARCADIS Varic Quick Guide
39

Subtraction and Roadmap

The Subtraction and Roadmap modes are an option for C-arms used in cardiac and vascular surgery.
(1)
(2)
40
(3)
ARCADIS Varic Quick Guide
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
Examination task card:
(1) Selection of the required application pro-
gram
(2) Selection of the Subtraction mode
Trigger the subtraction scene with the left
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
Examination 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 con trast medium bolus remains displayed.
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ARCADIS Varic Quick Guide
41
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 examina tion.
-
42
ARCADIS Varic Quick Guide
(1)
Subtraction and Roadmap

Postprocessing a subtraction scene

First, load the subtraction scene from the
Patient Browser into the Viewing task card.

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 the mouse, move the mask and flu-
oroscopy 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 y-plane (= up or down).
ARCADIS Varic Quick Guide
43
Subtraction and Roadmap
(1)
44
ARCADIS Varic Quick Guide
(2)
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.
Move the square to the area in the image
where the misalignment can clearly be seen.
Press the left mouse button.
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 Mask Next or Mask Previous (2).
The mask for this series is changed in indi-
vidual steps. This change is automatically adopted for the entire series.
ARCADIS Varic Quick Guide
45
Subtraction and Roadmap
(1)
(2)
46
ARCADIS Varic Quick Guide
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 moni tor).
At the same time, the subtracted display is shown in the Viewing task card (on the left-hand 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.
-
ARCADIS Varic Quick Guide
47
Subtraction and Roadmap
(1)
48
ARCADIS Varic Quick Guide
(2)
(5)
(6)
(3)
(4)
(7)
Subtraction and Roadmap

Landmark

The Landmark function allows you to subse- quently 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
(4) Stop the movie function
(5) Scroll image forward
(6) Replay series at half the speed
(7) Replay series in real time
(8) Replay series at double speed
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49
Subtraction and Roadmap
During catheter placement the images are not automatically stored.
To manually save images, use the save but­ton on the hand switch or 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-
ton on the control panel once.
Immediately start catheter positioning
under fluoroscopy control.
50
ARCADIS Varic Quick Guide
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.
ARCADIS Varic Quick Guide
51

Postprocessing

2D images are postprocessed in the Viewing task card.
(1)
(2)
52
(3)
)
4
(
ARCADIS Varic Quick Guide
Postprocessing

Loading patient images into the Viewing task card

Open the Viewing task card.
Open the Patient B rows er 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).
ARCADIS Varic Quick Guide
53
Postprocessing
(1)
54
ARCADIS Varic Quick Guide
(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 are arranged next to each
other
(4) Stack display:
the individual images are arranged one on
top of the other
ARCADIS Varic Quick Guide
55
Postprocessing
(2)(1)
(3)
56
ARCADIS Varic Quick Guide
(4)
(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 improves the visualization of fine struc tures that are difficult to see in the image
(2) Magnifying glass
Individual areas of the loaded image are shown enlarged
(3) Annotations
Entering annotations for image areas via the keyboard
(4) Calibrating and measuring distances
(5) Angle measurement
The angle between two straight lines to be drawn is indicated
-
ARCADIS Varic Quick Guide
57
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 performed first before a distance can be clearly determined.
(1)
(2)
(3)
calibration must be
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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).
(4)
(5)
Postprocessing

Calibrating and measuring distances

Calibrating (1st step)
Activate the calibration function by click-
ing the corresponding button (1).
A green 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)
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(6)
(5)
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 corre sponding 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 image.
(1)
(2)
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(3)
(4)
Postprocessing

Windowing

With buttons/softkeys
Select the preset contrast levels by click-
ing the buttons ( Page 61).
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 (2). 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:
(3) Edge enhancement
(4) 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. The syngo user interface uses correspond­ing terms.
(1) (2) (3)
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(4)
(5)
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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 Bro wser
(2) Editing/checking the film sheet:
in the Film Preview dialog or in the Filming 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 X-ray 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 is
copied to the film sheet.
The local printer is preset as output device
for the print job.
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65
Documentation
(2)
(1)
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(3)
(4)
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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(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
Layout 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)
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(4)
(10)
(9)
(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, (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 com puter.
-
(1)
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(2)
(1)
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 writ ten 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 Tr a n s f e r > Ex p o r t 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 both report types is the registration and examination of a patient. In
addition, for a LithoReport, the lithotripsy function must be enabled on your system and connected to the imaging system.
The radiation summary report is generated automatically based on the present exami nation data. It cannot be postprocessed.
-
76
(1)
(2)
(3)
ARCADIS Varic Quick Guide
Reports

Generating reports

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

Report types

Radiation summary report
contains the accumulated values of the examination for the number of exposures, fluoroscopy time and dose area product
LithoReport
contains the data on the diagnosis, treat­ment and postprocessing of an extracor­poreal shockwave lithotripsy (ESWL) pro­cedure

Using reports

You can read, print and send the reports and complete the automatically entered data in the LithoReport.
-

Managing reports

Reports are stored and managed in the Patient Browser as additional data objects in 2 formats. They can be selected via the rele vant 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; PACS-compatible
-
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Reports
(1)
(2)
A lithotripsy procedure is possible only after a patient has been registered.
When you start an ESWL treatment, the LithoReport editor is opened automatically with the new report.
In the Viewing task card you can open reports by clicking the rele­vant button on the Reporting subtask card.
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ARCADIS Varic Quick Guide
(3)
(4)
In the STATUS area you can see the current processing and verification status. You can change these statuses only in the case of postprocessing reports (according to the work progress made).
Reports

Editing a LithoReport

Unlike in the case of the radiation summary report, you can enter or subsequently change part of the LithoReport data yourself.

Opening a report

Select the required LithoReport in the
Patient Browser and select Reporting > Open Report.
Select the required report in the dialog
window displayed.

LithoReport editor

The selected report is displayed in the LithoReport editor.
(1) Symbol buttons for printing a report
(2) Display of report status
Examination report (treatment in process) Postprocessing report (treatment fin­ished)
(3) Open card
(4) Button bar
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Reports
During an examination the LithoReport edi­tor is automatically in edit mode.
(1)
(2)
To close the LithoReport editor, click OK.
With this button in the LithoReport editor you can call up the print pre­view of the report.
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(3)
(4)
Reports

Completing and changing data

To modify data, you need to change into edit mode. This is, however, not possible if the report has already been completed (status “completed”).
Click Edit (1).
Make your changes in the Patient/
Diagnosis, Therapy, Summary, Postprocessing cards.
To accept your changes, click Apply.
The LithoReport editor remains open.
Printing and exporting a report
A r epor t ca n be expo rted onl y if it has reach ed the status “completed” and “verified”.

Printing

Click this button in the LithoReport
editor
(3).
The Print Report dialog window is
opened (4).
If necessary, change the print settings.
Confirm with OK.
The report is printed.
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Reports
Files in pdf format can be read and printed on other computers with the Acrobat Reader freeware program.
(1)
(2)
(3)
The program compiles all reports from the local database that meet your specified cri teria.
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(4)
(5)
(6)
(7)
(8)
Reports

Exporting a report as pdf file

The report is saved as a pdf file in the CDR_OFFLINE directory. From there you can write the file to CD.
Select the required report in the Patient
Browser and call up Reporting > Export
Report to....
Select a suitable layout for the pdf file in
the dialog window displayed (1).
Enter a name for the pdf file in the Result
field (2).
Confirm with OK (3).

Exporting for statistical evaluations

Data from LithoReports can be exported in ASCII format. This text file is saved in the CDR_OFFLINE directory.
A r epor t ca n be expo rted onl y if it has reach ed the status “completed” and “verified”.
Select the required report in the Patient
Browser and call up Reporting > Export
Statistics To....
Enter your filter criteria in the three areas:
(4) Reports created between (period of time)
(5) Evaluation groups
(6) Evaluation parameters
In the Result field, enter a name (ending
in “.txt”) for the export file (7).
To start the export, click the Export
Statistics button (8).
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Connectivity

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

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 65

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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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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(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 post processing.

Send to

Open the Patient B rows er (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 worksta tion).
-
-

Sending to a standard address

Press the Send key on the keyboard 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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ARCADIS Varic Quick Guide
(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:
(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 the day before and retrieved in the OR. Patients can then be retrieved quickly just before the procedure and the data can be transferred to the Examination task card. Patients no longer need to be registered manually.
The Get Worklist function also prevents the entry of incorrect patient data, since the data do not need to be entered manually.
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(1)
To update the worklist again, initiate a new request to the information system by double-clicking on the Scheduler.
(2)
(4)
(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 with patients whose data are
present in XA format (data format for con ventional radiography) 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
Examination task card, and the examina tion can be started.
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Connectivity
(1)
(2)
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ARCADIS Varic Quick Guide
(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 exam ination 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 function is important above all for preoperative images that are needed for virtually any procedure.
(1)
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ARCADIS Varic Quick Guide
(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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NaviLink 2D

Communication is implemented either directly between the C-arm and the naviga tion system or through a hospital network. In the first case, the network cable from the C-arm is connected directly to the naviga tion system. In the second case it is plugged into the network socket in the OR
room.
-
-
96
(1)
Digital Radiography must be selected as operating mode. The navigation system does not accept images of other operating modes.
ARCADIS Varic Quick Guide
NaviLink 2D

Features

NaviLink 2D is a newly developed interface that enables the communication of 2D image data between ARCADIS Varic and a naviga tion system.
With the exception of the connection of the C-arm to the navigation system via the net work cable and the generation of images for navigation, the entire workflow takes place at the navigation system.
Procedure

Preparation

Set up the C-arm and the navigation sys-
tem and start both systems.
Enter the patient data.
Establish direct communication with the
aid of a network cable.
The readiness of the C-arm is indicated by
an icon in the status bar of the Examination task card (1).
-
-
Select the examination parameters.
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NaviLink 2D
Confirmation is required only if the image is to be used for navigation. All other images are only stored in the Patient Browser at the monitor trolley.
In general, 2 images are required.
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All other work steps are performed at the navigation system. The C-arm is still used for postoperative follow-up exposures, for example. In very small rooms, however, it is often dismantled and taken out of the room.
NaviLink 2D

Procedure

Release radiation.
The image appears in the References
task card at the monitor trolley.
Check the setting and image quality.
If
necessary, repeat the exposure.
Confirm the selection of the image at the
navigation system by clicking Request image.
The image is automatically transferred
from the C-arm to the navigation system.
Make further exposures until you have
reached the desired number of images for navigation.

Final steps

If necessary, dismantle the C-arm and
take it out of the room.
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Dismantling

(2)(1) (3)
S
T O P
ST
O P
(4)
(5)
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.
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(6)
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