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WO1991009572A1 Expired / Lapsed WO ⏱️ 0.0 years remaining

Compressing screw for osteosynthesis

Assignee: Bakinsky Nauchno-Issledovatelsky Institut Travmatologii I Ortopedii
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Filing: 1989-12-21
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Granted: —
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Expires: 2009-12-21
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Abstract

Abstract A compressing screw to be used for treating fractures of the neck of the femur comprises a rod (1), whose distal (2) and proximal (3) ends are provided with a thread of the same direction. The thread (4) of the distal end (2) is double-helical and its angle of pitch is larger and the height of its ridges is smaller than those of the thread (5) of the proximal part (3).

Inventors

  • 👤 Oktai Asker Ogly Ismailov
  • 👤 Vagif Alekperovich Ali-Zade
  • 👤 Muzakir Isag Ogly Ismailov
  • 👤 Agigat Ali Kyzy Seidova

Bibliographic Details

Application Number —
Jurisdiction WO
Data Source google_patents
Last Synchronized 2026-10-23 01:52
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/56; A61B17/58; A61B17/68; A61B17/74; A61B17/742; A61B17/84; A61B17/86; A61B17/8625; A61B17/863; A61B17/8685; A61F; A61F2/00; A61F2/02; A61F2/30; A61F2/30767; A61F2/30771; A61F2002/3085; A61F2002/30851; A61F2002/30859

Claims Analysis

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References Cited (Backward Citations)

US2381050A Cited
US3051169A Cited
US4016874A Cited
US4259072A Cited

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