Leica Microsystems M822
Leica Microsystems · Model M822
With Leica's coaxial OttoFlex technology, the Leica M822 provides brilliant and stable Red Reflex in all steps of cataract surgery. The smallest cortical fragments can be clearly seen even at low light levels. With the large OttoFlex diameter, the Red Reflex stays stable also during phaco. The Leica M822 combines high transmission optics with a dual illumination system consisting of LED plus halogen. The result: a reliable, safer, eco-friendly, and cost-saving system to perform both cataract and retinal surgery under optimal light conditions for the patient and the surgeon. See better, work better, feel better. Working in comfort allows the surgeon to focus on the patient and surgery. The Leica M822 has the largest selection of ergonomic binoculars available and give surgeons the best possible view, in a natural comfortable position. The controls and interfaces of the Leica M822 are designed for easy use, logical workflow, and personal preferences. Product features and accessories such as the StepCycle function, Wireless Footswitch, and Rotatable Beamsplitter support the surgeon and staff during surgery. Share what is seen in high-definition quality. The Leica M822 OpenArchitecture allows HD recording with the Med X Change HDMD All-in-One, wireless transfer of videos to a mobile device with the Med X Mobile app, and intra-operative fine focus of videos with various Leica Video Adapters. More than one model stand configuration is available. Also, the Leica M822 includes mechanical and electronic interfaces to accept and easily mount a wide range of retinal and cataract accessories such as the Leica RUV800, Oculus SDI/BIOM, and the Leica ToricEyePiece. Flexibility today and compatibility tomorrow add up to a smart long-term investment.
Key tips
- ·Never defeat or bypass a return-electrode monitoring (REM) alarm to finish a case - it's a direct burn risk.
- ·Verify OR table battery backup - a table that loses power mid-procedure is a real, documented incident type.
- ·Track surgical light lamp-hours rather than waiting for failure - a sudden failure mid-case is avoidable.
Typical Failure Modes
Failure patterns typical of this equipment class - general BMET reference, not verified against this exact unit's own service history unless flagged. Severity is a category-level estimate.
Instrument / implant breakage
HighSymptoms: Fractured tip, loose component, debris.
Root cause: Metal fatigue, improper reprocessing, or misuse.
Foot switch failure
MediumSymptoms: Unintended or no activation.
Root cause: Fluid ingress / worn switch.
Table hydraulic / actuator fault
MediumSymptoms: Slow or drifting positioning.
Root cause: Cylinder seal or actuator wear.
OR light LED failure
LowSymptoms: Dim or dead panel, color shift.
Root cause: LED module aging.
Serviceable Parts & Consumables
The parts a BMET typically services on this class of equipment. Service class and relative cost are general engineering estimates for the category, not figures from this unit's documentation. Part numbers appear only when pulled from this unit's own service manual. Always confirm intervals and pricing against the manufacturer.
OR light LED module
Class Major service partRel. cost $$$R&R Difficult
Table hydraulic actuator
Class Periodic replacementRel. cost $$$R&R Difficult
Instrument repair / replacement set
High-turnover consumable instruments.
Class Periodic replacementRel. cost $$R&R Fairly easy
Electrosurgical pencil & electrode
Consumable per procedure.
Class ConsumableRel. cost $R&R Easy
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| OR light LED module | Major service part | $$$ | Difficult |
| Table hydraulic actuator | Periodic replacement | $$$ | Difficult |
| Instrument repair / replacement set High-turnover consumable instruments. | Periodic replacement | $$ | Fairly easy |
| Electrosurgical pencil & electrode Consumable per procedure. | Consumable | $ | Easy |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
PM Checklist
Preventive-maintenance tasks typical of this equipment class. Perform to the manufacturer's procedure and your facility's policy - this is general reference, not a schedule for this specific unit.
- ·Pre-case functional check
- ·Electrosurgical return-electrode cable inspection
- ·Table hydraulic / mechanical inspection
- ·Annual electrical safety test and full PM
Troubleshooting Approach
A structured starting point derived from the failure modes above. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Electrosurgical electrode wear
- Confirm the presentation - typically poor cut/coag, sparking, low power - and note the exact alarm or message and the conditions when it occurs.
- Check the most likely cause first: burned/eroded blade or pencil.
- Isolate the affected subsystem using the manufacturer's functional check or self-test, where one is provided.
- If the fault is confirmed and not a field adjustment, service or replace the electrosurgical pencil & electrode per the manufacturer's service documentation.
- Return the device to service only after the manufacturer's functional and applicable electrical-safety checks pass.
- Record the findings, any parts used, and the verification results in the maintenance history.
Symptom: Return electrode / pad fault
- Confirm the presentation - typically pad alarm, no activation - and note the exact alarm or message and the conditions when it occurs.
- Check the most likely cause first: poor contact or expired pad.
- Isolate the affected subsystem using the manufacturer's functional check or self-test, where one is provided.
- If the fault is confirmed and not a field adjustment, service or replace the return electrode (patient plate) per the manufacturer's service documentation.
- Return the device to service only after the manufacturer's functional and applicable electrical-safety checks pass.
- Record the findings, any parts used, and the verification results in the maintenance history.
Technical Specs
- Weight
- 270 kg as a fully configured system
- Focus range
- 54mm
- Focusing
- Motorized
- Magnification
- 6:1
- Magnification Range
- 3.5× – 21× WD 175mm, 10× eyepieces
Typical Location
Where this class of equipment is typically deployed - general reference, not this unit's own placement record.
- Operating rooms
- Procedure rooms
- Interventional suites
Documents & Manuals
Troubleshoot this device with Bio
Describe a symptom or error code. Bio answers from this device's own documented error codes, failure modes, parts, and guides.
Ask Bio →