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Related to Proximal phalanx: Distal phalanx
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Occasionally, an avulsion of the bone at the base of the proximal phalanx may result in a gamekeeper's fracture.
The short, flat tendon inserts on the dorsal surface of the base of the proximal phalanx of digit III.
The unique design of the implant also includes a suture hole, which enables the FHL tendon to be sutured to the implant, and to the base of the proximal phalanx, in effect creating a tendon transfer of the FHL that adds flexor power to the proximal phalanx.
Type IV B and C is a duplicated proximal phalanx with a triphalangeal thumb on the ulnar and radial side, respectively.
The wedge is held in its new site with a fine Kirschner wire passed from the finger tip through the center of both distal and proximal epiphyses into the head of the proximal phalanx.
1) The most common mechanism for ligament injury is excessive radial deviation of the thumb proximal phalanx.
The normal web space extends distally as far as the midpoint of the proximal phalanx, and the slope of the thin non-hair-bearing skin measures 45[degrees] to 50[degrees].
The sesamoid bones are fastened to the base of the proximal phalanx via the plantar plate.
The proximal phalanx may be broad as well as short, or it can be slender and hypoplastic.
Generally, there is severe pain at the base of the proximal phalanx, followed several hours later by swelling and pain.
6 mm Kirschner wire is inserted distally along the medullary canal of the proximal phalanx (Fig.
Prerequisites include minimal skin scarring, mobility of the first metacarpal, and at least half of the proximal phalanx remaining.

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