- Corrects boutonniere deformity and treats PIP tightness
- Shorter than LMB Spring Finger Extension Assist (Model 501)
- Available in five sizes
DeRoyal® LMB Spring PIP Extension Assist (Model 504)
DeRoyal® LMB Spring PIP Extension Assist (Model 504)
SKU:2970002044
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- Corrects boutonniere deformity and treats PIP tightness
- Shorter than LMB Spring Finger Extension Assist (Model 501)
- Available in five sizes





Size Chart
Sizing Information | ||||
---|---|---|---|---|
Sizing: Measure the volar surface distance from MP crease to distal finger crease. | ||||
Size | Fit | |||
X-Small (AA) | 1-1/4" | |||
Small (A) | 1-7/8" | |||
Medium (B) | 2" | |||
Large (C) | 2-1/4" | |||
X-Large (D) | 2-5/8" |
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Product Highlights
Brand: DeRoyal
TAA Compliant
This product can expose you to chemicals including DI(2-ETHYLHEXYL) PHTHALATE (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Product Description
DeRoyal® LMB Spring PIP Extension Assist (Model 504) corrects boutonniere deformity and treats PIP tightness. Adjust tension by bending. Shorter version of LMB Spring Finger Extension Assist (Model 501) sold separately. Wire-Foam™ construction for a customized fit. Force at 15 degrees flexion is approximately 8 oz.; 90 degrees flexion is approximately 4 lbs. Available in five sizes.
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DeRoyal® LMB Spring PIP Extension Assist (Model 504) corrects boutonniere deformity and treats PIP tightness. Adjust tension by bending. Shorter version of LMB Spring Finger Extension Assist (Model 501) sold separately. Wire-Foam™ construction for a customized fit. Force at 15 degrees flexion is approximately 8 oz.; 90 degrees flexion is approximately 4 lbs. Available in five sizes.
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