Surgery – Instruments – Orthopedic instrumentation
Patent
1990-11-20
1992-05-12
Hafer, Robert A.
Surgery
Instruments
Orthopedic instrumentation
606 59, A61B 1756
Patent
active
051123312
ABSTRACT:
An improved orthopedic pin for an external fixator has an enlarged diameter axial region wherein its diameter selected to be larger than a diameter of an osteal bore through which the pin is adapted to be disposed. A frustoconical section is adjacent each side of the enlarged region to form a bevelled surface on each side thereof which is at an angle sufficient to minimize insertion into the osteal bore while simultaneously reducing trauma to the soft tissue during insertion and removal of the pin.
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Lagacy of an unpopular war, Article in Time Magazine, Special Ed., Apr. 10, 1989 pp. 64-65. Photograph Ilizarov External Fixator, Produced by Medical Plastic srl 1988, The Ilizarov External Fixator Product Information, pp. 1-20.
Brown Michael
Hafer Robert A.
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