Quick release tool for lumbar screw installation

By designing a quick-release tool for lumbar screw installation, and utilizing components such as a sleeve and threaded rod, the tool enables rapid removal and replacement of lumbar screws, solving the problem of traditional tools requiring multiple rotations and improving surgical efficiency and flexibility.

CN224369951UActive Publication Date: 2026-06-19XINJIANG UNIVERSITY
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
XINJIANG UNIVERSITY
Filing Date
2025-03-11
Publication Date
2026-06-19

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Abstract

The utility model relates to medical instrument technical field discloses quick dismounting tool of lumbar screw installation, including bearing shell, the inside slide coupling of bearing shell has the sleeve, the inside screw thread connection of sleeve has screw rod, the lower surface fixed connection of sleeve has support frame, the inner wall slide connection of support frame is in bearing shell, the bottom fixed connection of screw rod has the connecting column, the lower surface fixed connection of connecting column has the support block, the inside slide coupling of support block has the butt -joint block, the inside slide connection of support frame has the fixed link, the inside fixed connection of fixed link is in bearing shell, the outer wall of fixed link is equipped with spring no.
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