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3R33

Titanium single-axis with manual lock, has extension assist

  • Activity Level: K1

  • Weight Limit: 125 kg / 275 lbs.

  • Part Weight: 405 g

  • Part Height: 37 mm

  • Flexion Angle: 120°

L-Code Suggestions*


  • L5850

  • L5810

Patient Indications


  • Control = Appropriate for patients with poor voluntary control of the prosthesis and weak extensors

  • Activity = Patients who are currently transfer only, but may be transitioning to a higher level of function

Special Features


  • Extension assist aids locking

*The responsibility for accurate coding lies with the patient care facility that selects a product and fits the patient. Otto Bock's coding recommendations are based on our best judgment. These recommendations are open to revision based on additional information or changes in the alpha-numeric system.

3R33 Instructions for Use.