DeRoyal LMB MP Flexion Spring (Knuckle Bender)

DeRoyal LMB MP Flexion Spring (Knuckle Bender)

Brand/Manufacturer: DEROYAL
  • FSA Approved
  • Latex Free

DeRoyal LMB MP Flexion Spring Knuckle Bender assists for combined nerve injuries in the hand. It may be used following MP joint capsulectomy or in the presence of intrinsic minus posturing. MP extension tightness or tendency to extend MP joints makes it useful after a wrist fracture. MP Flexion Spring provides 3-1/2 lbs (1.6kg) of flexion force with MP joints in a neutral position.

MP Flexion Features:

  • Dynamically flexes the MP joint
  • No protuding wires or rubber bands
  • Can be worn without restricting hand use
  • Tension may be adjusted
  • Fits either the left or right hand
  • Latex-Free

Item # Desc Pkg Reward Price
701B Small Each $2.73
701C Medium Each $2.65
701D Large Each $2.65

LMB Splint Specification


Width at MP joints


Small 2-1/4" - 2-3/4" (5.7cm to 7.0cm) 1-1/4lbs (.06kg)
Medium 2-7/8" - 3-1/4" (7.3cm to 8.3cm) 2 lbs (0.9kg)

3-3/8" - 3-3/4" (8.6cm to 9.5cm)

2-1/2 lbs (1.1kg)
To size, measure the width of MP joints

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