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Patient Positioners

Patient Positioning Systems Repair & Refurbishment

Specialized in-house repair for the bed and table attachments your surgical team relies on every day, restored to OEM specifications and backed by our 90-day warranty.

Patient positioners do critical work in the operating room. From articulating arms that hold limbs in precise position to skull clamps that immobilize the head for cranial procedures, these devices carry significant responsibility and take heavy wear in the process.

When a positioner fails, the cost isn’t just the equipment. It’s surgical delays, last-minute schedule changes, and in some cases, compromised patient safety. SIRLab repairs the full range of patient positioning equipment in service today, getting them back in your OR fast.

Equipment We Service

and similar instruments

Martin's Arms

Martin's Arms are precision articulating support devices used across a wide range of surgical specialties, from orthopedic to general surgery. Their multi-joint design provides exceptional positioning flexibility, but it also creates multiple points of mechanical wear that need regular service to maintain performance.

How We Service It

  • Joint tension adjustment and recalibration
  • Locking mechanism repair and replacement
  • Cable and tensioning system service
  • Frame straightening and weld repair
  • Replacement of worn or damaged grip components
  • Full refurbishment for aging units

Every unit is tested through full range-of-motion against OEM specifications before it ships back.

Martin's Arms
and similar instruments

DeMayo Knee Positioners

DeMayo positioners are purpose-built for total knee arthroplasty, providing the stable, repeatable positioning that knee surgeons depend on. Their unique mechanical design demands repair expertise specific to the device. Generic repair shops often miss the subtle calibration issues that affect surgical precision.

How We Service It

  • Locking mechanism repair
  • Articulation joint service
  • Frame restoration
  • Complete refurbishment
  • Testing against original positioning tolerances
DeMayo Knee Positioners
Model AR-1640

Arthrex Trimano Arms

Arthrex positioning arms are widely used in arthroscopic and orthopedic procedures, where they need to hold extremities in precise, stable positions for extended cases. Their reliability depends on properly maintained tension systems, locking mechanisms, and mounting hardware.

How We Service It

  • Joint tension and locking integrity service
  • Mounting hardware inspection and repair
  • Scope holder and rail clamp thread inspection
  • OEM-spec testing

We currently service the Arthrex® Trimano® AR-1640 only. The Trimano Fortis (AR-1740) is not supported at this time.

Arthrex Trimano Arms
Mayfield and similar models

Skull Clamps

Skull clamps demand a level of precision and reliability that few other surgical devices match. They immobilize the patient's head during cranial, spinal, and ENT procedures, and a failure during surgery is unacceptable. SIRLab holds skull clamp repairs to the highest standard in our facility.

How We Service It

  • Pin tension and pressure calibration
  • Articulation joint service
  • Locking mechanism repair
  • Frame integrity inspection
  • Full functional testing against OEM specifications

Every skull clamp is documented, inspected, and tested to a standard appropriate to its critical role.

Skull Clamps
All models

Arm Boards

Arm boards see constant use in nearly every type of surgery, and they take constant wear in the process. Bent frames, damaged padding, failed locking mechanisms, and mounting hardware fatigue are all common after years of service.

How We Service It

  • Frame inspection for cracks and bends
  • Rotation and pivot joint testing
  • Rail lock and locking mechanism repair
  • Re-padding for refurbished units

Refurbished arm boards come back looking and performing like new, at a fraction of replacement cost.

Arm Boards
Shoulder positioning systems

Beach Chair Attachments

Beach chair positioners and shoulder positioning attachments are critical for shoulder arthroscopy and other upper-extremity procedures. We service the locking and articulation systems that keep these attachments stable through long cases, including pneumatic and hydraulic components where applicable.

How We Service It

  • Panel inspection for cracks and damage
  • Gas/oil cylinder pressure and function testing
  • Sliding lock and pivot mechanism service
  • Pneumatic and hydraulic component repair
Beach Chair Attachments

Specialty Frames & Other Equipment

Beyond the categories above, we repair lateral positioning frames, prone positioning systems, pediatric attachments, shoulder/hip/knee specialty frames, and custom or discontinued positioner models. If it’s not listed here, ask anyway. We’ll tell you within 48 hours whether we can help.

Arthrex®, Trimano®, Mayfield®, and all other brand and product names referenced on this page are trademarks of their respective owners. SIRLab, LLC is an independent repair provider and is not affiliated with or authorized by any original equipment manufacturer.

Our Repair Process

01

Receipt & Inspection

Every unit is logged, photographed, and inspected on arrival. We document as-received condition, particularly important for high-stakes equipment like skull clamps.

02

Itemized Estimate

Within 48 hours you receive a detailed estimate covering scope of work, parts required, total cost, and turnaround time. No surprises, no hidden charges.

03

Repair

Our technicians perform the repair using OEM-quality parts. Every step is documented using OEM testing procedures, measurements, and instruments.

04

Testing & QC

Every unit passes a full functional and safety test: tension testing, range-of-motion verification, locking mechanism stress testing, and pressure or torque calibration where applicable.

05

Return Shipping

We ship the repaired positioner back to your facility, fully tested, documented, and backed by our 90-day warranty.

Why Hospitals Trust SIRLab

Specialty Expertise Across the Full Range

Patient positioners come from dozens of manufacturers with hundreds of models. We've built genuine, in-depth expertise across the full range, the kind of knowledge that catches subtle problems before they become surgical incidents.

Critical-Equipment Standards

Skull clamps in particular have a tolerance for failure of essentially zero. Every unit we repair is held to that standard regardless of category. We test, document, and warranty every single repair.

Parts Availability

We maintain extensive parts inventory across the brands we service. That's the single biggest reason our turnaround consistently outperforms competitors who have to order parts after diagnosing each unit.

Proactive Care

Preventive Maintenance

Patient positioners benefit enormously from scheduled preventive maintenance. Many failures we see are the result of small problems (slight tension drift, early-stage wear, minor calibration loss) that would have been caught and corrected easily during a PM visit.

We work with biomed teams to establish PM schedules that match equipment volume and usage. Annual, semi-annual, and custom schedules are all available, with full documentation for equipment management records and compliance audits.

Refurbishment as a Capital Alternative

Replacement cost for many patient positioners runs into the thousands or tens of thousands per unit. Full refurbishment typically costs a fraction of that, and delivers a unit that looks, feels, and performs like new.

We provide refurbishment estimates for entire fleets of equipment, with volume pricing where applicable.

Request a fleet estimate

Ready to send your positioners?

Whether you have a single unit or an entire fleet due for refurbishment, submit a request and have a clear estimate within 48 hours.