Lumenis LightSheer DESIRE
Lumenis · Model LightSheer DESIRE
• Satisfied Patients - Treatments are cost effective and large areas can be treated in less than 10 minutes, so you can see more satisfied patients. • Faster Learning Curve - The system is simple to operate and has a friendly Graphic User Interface (GUI) and preset programs- For a faster learning curve and easy treatment delegation. • Treatment Versatility - The handpieces have been ergonomically designed and can be switched using a simple 'Plug and Play' method-To allow versatility in treatment options and improved system handling. • Multi-Location-Usage - The system is light and portable and can easily be transported from one place to another- To enable multi-location use. • Upgrade - The system is up-gradable so it can grow with your business-To fit your needs in any given time and match your practice requirements so you can maximize revenues. • Desirable Clinical Results - The LightSheer technology by Lumenis has been validated in numerous clinical studies and peer reviewed articles. Thousands of satisfied customers have been and are still benefiting from the gold standard performance and patient satisfaction. • Faster Treatment - High-Speed Integrated Technology (HIT™) reduces treatment time by more than 75%. Using the 22x35mm spot size, large areas as the back and legs can be treated in less than 10 minutes. THE HIT ™ eliminates the lengthy preparation time need need for cooling or anesthetics. • Ultimate Patient Comfort - High-Speed Integrated Technology (HIT™) uses a unique vacuum mechanism that activates the skin's tactile and pressure receptors to inhibit the transmission of pain. ChillTip™ Technology improves patient comfort by cooling the skin prior to treatment and continuously cooling it throughout the treatment. • Clinically Validated Efficacy - Numerous clinical studies and peer review articles have validated the safety and efficacy of the technologies powering the LightSheer DESIRE. Thousands of satisfied customers have been and are still benefiting from the gold standard performance and patient satisfaction.
Key tips
- ·Verify true laser output with an external power meter, not the console readout - the display drifts independently of real delivered energy.
- ·Never bypass a door interlock, key switch, or footswitch safety to finish a treatment - laser safety interlocks are not optional.
- ·Most low-output complaints trace to the delivery fiber or handpiece, not the laser source - inspect and swap those first.
- ·Intermittent mid-treatment shutdowns are usually cooling-related - check coolant level and flow before suspecting the diode or lamp.
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.
Laser diode / gain medium degradation
HighSymptoms: Reduced output power, inconsistent treatment fluence.
Root cause: Normal diode/gain-medium wear over lamp/diode hours.
Cooling system fault
HighSymptoms: Overheat shutdown mid-treatment, error code on startup.
Root cause: Coolant pump, TEC element, or filter degradation.
Handpiece / delivery fiber wear
MediumSymptoms: Uneven beam delivery, connector arcing, or no output at the handpiece.
Root cause: Fiber or articulated-arm optics degraded by flex/heat cycling.
Interlock / shutter fault
MediumSymptoms: Won't fire, safety interlock fault on the display.
Root cause: Door/footswitch interlock or shutter mechanism failure.
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.
Cooling system (pump / TEC / filter)
Class Periodic replacementRel. cost $$$R&R Moderate
Handpiece / delivery fiber assembly
High-turnover; keep spares.
Class Periodic replacementRel. cost $$$R&R Fairly easy
Footswitch / interlock assembly
Class Major service partRel. cost $$R&R Fairly easy
Laser diode / flashlamp module
Core consumable; major cost driver.
Class Periodic replacementRel. cost $$$$R&R Difficult
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Cooling system (pump / TEC / filter) | Periodic replacement | $$$ | Moderate |
| Handpiece / delivery fiber assembly High-turnover; keep spares. | Periodic replacement | $$$ | Fairly easy |
| Footswitch / interlock assembly | Major service part | $$ | Fairly easy |
| Laser diode / flashlamp module Core consumable; major cost driver. | Periodic replacement | $$$$ | Difficult |
Relative cost: $ lowest · $$$$ 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.
- ·Laser output power verification against a calibrated external power meter
- ·Cooling-system check: coolant level, flow rate, and filter / heat-exchanger condition
- ·Delivery-system inspection: handpiece, delivery fiber or articulated arm, and output optics
- ·Interlock, key-switch, emergency-stop, and footswitch function test
- ·Beam-alignment and optical-path check per the service manual
- ·Annual full PM and electrical safety test
Troubleshooting Approach
A structured starting point derived from the failure modes above. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Laser diode / gain medium degradation
- Confirm the presentation - typically reduced output power, inconsistent treatment fluence.
- Check the most likely cause first: normal diode/gain-medium wear over lamp/diode hours.
- Inspect the affected subsystem against the manufacturer's inspection checklist.
- If the fault is confirmed and not a field adjustment, service or replace the laser diode / flashlamp module 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: Cooling system fault
- Confirm the presentation - typically overheat shutdown mid-treatment, error code on startup.
- Check the most likely cause first: coolant pump, TEC element, or filter degradation.
- Inspect the affected subsystem against the manufacturer's inspection checklist.
- If the fault is confirmed and not a field adjustment, service or replace the cooling system (pump / TEC / filter) 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
- Laser Type
- Diode
- Height
- 42 cm
- Length
- 60 cm
- Weight
- 32 kg
- Wavelength
- 805 nm
- Width
- 51 cm
Typical Location
Where this class of equipment is typically deployed - general reference, not this unit's own placement record.
- Operating rooms and surgical procedure suites
- Dermatology and medical-aesthetic clinics
- ENT, gynecology, and specialty procedure rooms
- Outpatient surgical centers
Documents & Manuals
Safety & Recalls
Synced live from the FDA openFDA API.
- RECALL
Device software treatment preset parameters for the XC treatment handpiece do not match the Operator Manual, and exceed recommended settings. Operator Manual parameters are lower than indicated for specific hair color and Fitzpatrick skin type resulting in insufficient treatment effect. May result in patient burns and hypopigmentation.
- RECALL
During hair removal treatment, patients' skin can experience burns due to debris accumulating on the sapphire crystal tip.
- RECALL
Software anomaly recorded incorrect filter in patient database and this may lead to patient skin burns.
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