Zumax Medical OMS2350 User manual

Issue date：2020/3/16
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Surgical Microscope
OMS2350
User Manual
The CE mark indicates that the product complies with the European medical
device regulation (EU) 2017/745.
Zumax Medical Co., Ltd.
5 Zhiying Street, Suzhou New District, Suzhou, Jiangsu, China 215129
Phone：[phone]
Fax：[phone]
http://www.zumaxmedical.com
E-mail：[e-mail]
MedNet EC-REP GmbH
Borkstrasse 10, 48163 Münster, Germany

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Precautions
Preface
Thank you for purchasing our Surgical Microscope. To prevent damage to your product
or injury to you or to others, read the following safety precaution in their entirety before
using this equipment. Keep these safety instructions where all those who use the product
will read them.
1. Do not use this instrument in the environment prone to fire and blast or
where there is much dust and with high temperature. Use it in the room
and simultaneously be careful to keep it clean and dry;
2. Check that all the wires are correctly and firmly connected before using.
Ensure that the instrument is well grounded.
3. Please pay attention to all the rated values of the electrical connecting
terminal.
4. Only use fuse according to the specifications and rated values
stipulated by our product.
5. Use the power cable supplied with this instrument only;
6. Do not touch the surface of the lens and prism with hand or hard
objects.
7. Turn off the main power first before replacing the illumination bulb and
fuse.
8. To prevent the instrument from falling down to floor, it should be placed
on the floor where the inclination angle is less than 10º.
9. Turn off the power and cover the instrument with dust-proof hood when
it is not in use.
10. In case there is any trouble, please first refer to the trouble-shooting
guide. If it still cannot work, please contact the authorized distributor or
our After-sales Service Department.

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* THE MARKS USED IN THIS INSTRUMENT
The black dot is the video interface The blue dot is the LED power interface
Operating
instruction
s
Warning
Caution
Protective earth
(ground).
light-dimmer
Increase the brightness clockwise
Reduce the brightness counterclockwise
ESD
Balance adjustment

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Contents
1. Purpose and Features.................................................................................................................1
1.1 Purpose................................................................................................................................1
1.2 Features...............................................................................................................................1
2. Main components........................................................................................................................2
3. Assembly ......................................................................................................................................7
3.1 Assembly of base ................................................................................................................8
3.2 Assembly of the first arm....................................................................................................8
3.3 Assembly of 120 deg coupling............................................................................................9
3.4 Assembly of microscope head.............................................................................................9
3.5 Assembly of 180ºinclinable binocular tube........................................................................9
3.6 Assembly of handle...........................................................................................................10
3.7 Assembly of the LED power cable ...................................................................................10
3.8 How to connect the power cable.......................................................................................10
4. Use of the microscope ...............................................................................................................11
4.1 Working conditions...........................................................................................................11
4.2 Installation and Adjustment before use.............................................................................12
4.2.1Adjusting the balance of second arm......................................................................12
4.2.2 Adjusting the microscope.......................................................................................12
4.3 Inspection before use ........................................................................................................13
4.4 Using the microscope........................................................................................................14
4.5 Movement and Storage after use.......................................................................................14
5. Maintenance ..............................................................................................................................16
5.1Replacing the consumable parts.........................................................................................16
5.1.1Replacing the LED..................................................................................................16
5.1.2 Replacing the fuse..................................................................................................16
5.1.3 Replacing the power supply cords .........................................................................16
5.2 Cleaning and Sterilization.................................................................................................16
5.2.1 Cleaning the surface of equipment.........................................................................17
5.2.2 Cleaning the surface of the optical lens .................................................................17
5.2.3 Cleaning and disinfection of sterilizable caps........................................................17
5.2.4 Sterilization of sterilizable caps .............................................................................17
6. Microscope accessories list.......................................................................................................18
7. Trouble-shooting guide.............................................................................................................21
8. Technical specification..............................................................................................................22
9. EMC (electromagnetic compatibility).....................................................................................23

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1. Purpose and Features
1.1 Purpose
The microscope OMS2350 is used for ENT surgery, dental surgery, neurosurgery,
dermatology or other surgery except ophthalmology.
1.2 Features
OMS2350 is based on a hanging arm design, it helps the operator by
automatically adjusting the exposure, fatigue is minimized even after prolonged
use.
Six–step magnification for the main microscope, the optical system assures a
perfectly clear images.
Cool illumination by LED lamp. Natural colors.
Hanging arm design, so the arm can be moved randomly. A special switch has
been fitted into the Second Arm: The lamp will keep “on” when the arm is
working in its normal range, in "parking" position, the lamp will turn off
automatically.
Fig.1 Microscope head

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2. Main components
Fig.2 General assembly of microscope

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Fig.3 Back-side view
27
Fig.4 Integrated full HD camera
28
25
12
13
14

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[1] Star handler fixation screw.
Hang the microscope on the second arm using this nut.
[2] Balance adjustment screw for second arm.
Rotate the screw with 8mm special spanner to adjust the balance of the
second arm.
[3] Star handler fixation screw.
Use this screw to adjust the vertical moving balance on the second arm.
[4] Fixation nut.
Hang the microscope on the second arm using this nut.
[5] Star handler fixation screw.
Use this screw to adjust the damping of the horizontal movement of the first
arm.
[6] Main power socket, fuse socket.
Pull out the power table, right side is fuse socket, fuse specification: T1.25
A/H250 V for 220VAC; T2.5 A/H250 V for 110VAC.
[7] Main Power Switch.
To turn on or turn off the m1ain power of the microscope.
[8] Foot Wheel.
Lock the brakes to fix the microscope in place.
[9] Star handler fixation screw.
Use this screw to adjust the damping of the120ºconnecting arm.
[10] Illumination brightness adjusting button.
Rotate this button to adjust the brightness of the illumination. A contact
Fig.5 Interface details

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switch installed in the second arm serves to switch off the bulb when the
microscope is in "parking" position.
[11] Binocular tube
[12] LED power cable and the joint for power cable.
[13] Column
[14] Filter selection button.
Rotate this button to select the filters. There are positions: No filter/ Green
filter/ Yellow filter
[15] Manipulating handle.
For rough focusing, move the microscope up and down or right and left.
Available in Type ‘8’. (BFR: I don`t understand, this needs a bit of
explanation or leave the text away)
[16] Fixation nut.
Hang the microscope on the 120ºcoupling using this nut.
[17] Star handler fixation screw.
Use this handle to adjust the damping of the microscope’s hanging axis.
[18] Star handler fixation screw.
Use this handle to adjust the damping of the microscope’s pitch.
[19] Locking pin.
Keep the microscope from falling when assembling and disassembling
accessories.
[20] Fixation screw of main microscope.
Used to fix the main eyepiece tube.
[21] Manipulating handle position.
Available in Type ‘T’.
[22] Fine focusing adjustment knob.
Rotate this knob to adjust the focus of the objective, focusing distance:
11mm.
[23] 110V/220V Voltage selector.
Pushing the selector upwards, input voltage is 110V, pushing the selector
downwards, input voltage is 220V.
[24] The joint for monitor (Optional)
It can output video of built-in camera.
[25] video interface (Optional)

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[26] HDMI debug interface (Optional)
[27] Integrated full HD camera with SD card (Optional)
Microscope head has two buttons as shown in the figure3. Press the left
button will take a picture; press the right button will record video.
Interface details on the arm as shown in the figure4.
[28] Interface details on the arm(LAN、HDMI、SD Card、USB、Debug) (Optional)
[29] Inner Camera Remote Control Kit (Optional)
The details see instruction of inner camera remote control kit.