Zeiss VISU 200 User manual

VISU 200
Surgical Microscope
Instructions for use
G30-1298-en
Issue 2.0
Printed on 09. 11. 2006

2
G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006
Key to symbols
Warning!
The warning triangle indicates potential sources of danger which
may constitute a risk of injury for the user or a health hazard.
Caution:
The square indicates situations which may lead to malfunction, de-
fects, collision or damage of the instrument.
Note:
The hand indicates hints on the use of the instrument or other tips for
the user.
OPMI®is a registered trademark of Carl Zeiss.

G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006
Contents
Functions at a glance 5
Safety 7
Description 17
VISU 200 Surgical Microscope 18
Attaching the equipment 43
Operation 47
Preparations for use 48
Procedure 53
What to do in an emergency 55
Maintenance / Further information 57
Index 71

G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006

G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006
Functions at a glance 5
Functions at a glance
VISU 200 Surgical Microscope 6

6Functions at a glance
G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006
VISU 200 Surgical Microscope
1Resetting the X-Y coupling, focus and zoom to their initial positions
2Locking the front-to-back tilt of the surgical microscope
3Adjusting the PD
4Adjustable eyecup
5Diopter setting
6Display of magnification factor of zoom system
7Adjusting the red reflex illumination (+ 2° and - 2°)
8Releasing the magnetic clutches of the stand
9Changing the magnification of the assistant's microscope
10 Focusing the assistant's microscope
11 Adjusting the 6° illumination
12 Focusing range markings
13 Locking the assistant's microscope vertically
14 Light stop knob
15 Light guide socket
16 Locking the assistant's microscope horizontally
1
2
3
4
5
67 9 10 5 4 11 12 9 13 14 15 16108 8

G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006
Safety 7
Safety
Directives and standards 8
Notes on installation and use 9
When using a fundus imaging system (e.g. BIOM II) 12
Phototoxic retinal injury in eye surgery 12
Warning labels and notes 15

8Safety
G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006
The instrument described in this manual has been developed and tested
in accordance with Carl Zeiss safety standards and with national and in-
ternational regulations. A high degree of instrument safety is thus en-
sured.
We would like to inform you on the safety aspects involved in operating
the instrument. This chapter contains a summary of the most important
precautions to be observed.
Further safety notes are also contained in other parts of this user's
manual; they are marked with a warning triangle containing an exclama-
tion mark as shown here. Please pay special attention to these safety
notes.
Safety is only ensured when this instrument is operated properly. Please
read through this manual carefully before turning the instrument on. Also
read through the user's manuals of the other equipment used with this in-
strument. You may obtain further information from our service organiza-
tion or authorized representatives.
Directives and standards
The instrument described in this manual has been designed in compli-
ance with the following standards:
–EN
–IEC
–UL
–CSA
In accordance with Directive 93/42/EEC, Annex II, Article 3, the quality-
management system of Carl Zeiss has been approved by TÜV Rheinland,
which is a notified body. The registration number is: 95 102 7601.
• The instrument must be connected to a special emergency backup
line supply in accordance with the regulations or directives which ap-
ply in your country.
• This is a class I instrument as defined by Directive 93/42 /EEC.
• Please observe all applicable accident prevention regulations.

G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006
Safety 9
Notes on installation and use
Safe working order
• Do not operate the equipment contained in the delivery package in
– explosion-risk areas,
– the presence of inflammable anesthetics or volatile solvents such
as alcohol, benzine or similar chemicals.
• Do not station or use the instrument in damp rooms. Do not expose
the instrument to water splashes, dripping water or sprayed water.
• Immediately unplug any equipment that gives off smoke, sparks or
strange noises. Do not use the instrument until our service represent-
ative has repaired it.
• Do not place any fluid-filled containers on top of the instrument. Make
sure that no fluids can seep into the instrument.
• Do not force cable connections. If the male and female parts do not
readily connect, make sure that they are appropriate for one another.
If any of the connectors are damaged, have our service representative
repair them.
• Potential equalization: The instrument can be incorporated into poten-
tial equalization measures. For this purpose, contact our service de-
partment.
• Do not use a mobile phone in the vicinity of the equipment because
the radio interference can cause the equipment to malfunction. The ef-
fects of radio interference on medical equipment depend on a number
of various factors and are therefore entirely unforeseeable.
• Modifications and repairs on these instruments or instruments used
with them may only be performed by our service representative or by
other authorized persons.
• The manufacturer will not accept any liability for damage caused by
unauthorized persons tampering with the instrument; this will also for-
feit any rights to claim under warranty.
• Use this instrument only for the applications described.
• Only use the instrument with the accessories supplied. Should you
wish to use other accessory equipment, make sure that Carl Zeiss or
the equipment manufacturer has certified that its use will not impair
the safety of instrument.

10 Safety
G30-1298-en VISU 200 Surgical Microscope Issue 2.0
Printed on 09. 11. 2006
• Only personnel who have undergone training and instruction are al-
lowed to use this instrument. It is the responsibility of the customer or
institution operating the equipment to train and instruct all staff using
the equipment.
• Keep the user's manuals where they are easily accessible at all times
for the persons operating the instrument.
• Never look at the sun through the binocular tube, the objective lens or
an eyepiece.
• Do not pull at the light guide cable, at the power cord or at other cable
connections.
• This instrument is a high-grade technological product. To ensure opti-
mum performance and safe working order of the instrument, its safety
must be checked once every 12 months. We recommend having this
check performed by our service representative as part of regular main-
tenance work.
If a failure occurs which you cannot correct using the trouble-shooting
table, attach a sign to the instrument stating it is out of order and con-
tact our service representative.
Requirements for operation
Our service representative or a specialist authorized by us will install the
instrument. Please make sure that the following requirements for opera-
tion remain fulfilled in the future:
– All mechanical connections (details in the user's manual) which are
relevant to safety are properly connected and screw connections tight-
ened.
– All cables and plugs are in good working condition.
– The voltage setting on the instrument conforms to the rated voltage of
the line supply on site.
– The instrument is plugged into a power outlet which has a properly
connected protective ground contact.
– The power cord being used is the one designed for use with this in-
strument.
Before every use and after re-equipping the instrument
• Make sure that all ”Requirements for operation” are fulfilled.
• Go through the checklist.
• Re-attach or close any covers, panels or caps which have been re-
moved or opened.