A locator for knee joint puncture

CN224685892UActive Publication Date: 2026-08-28FUJIAN PROVINCIAL HOSPITAL
View PDF 1 Cites 0 Cited by

Patent Information

Application Number
CN202520983071.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-19
Publication Date
2026-08-28
Estimated Expiration
2035-05-19

AI Technical Summary

Technical Problem

[0002]目前，中国专利公开号：CN102949241A公开了一种穿刺定位架，由架座、定向杆、固定杆组成，其中，架座为半圆环形，当中有一同心的弧形导槽，定向杆装在弧形导槽上，固定杆装在架座的两个末端，架座上具有围绕圆心的、用于量度角度的刻度，公开了现有一般结构的定位架，但是部分使用者在穿刺前或者过程中容易应激晃动腿部，导致穿刺位置偏移

Benefits of technology

[0009]本膝关节穿刺的定位器，使用前先旋转蝶形螺栓使其松开，然后使用者的脚掌贴合在脚掌连接板上，然后将使用者的小腿一侧与第一U形弹性片贴合，然后通过第一捆绑带将人体小腿捆绑固定在第一U形弹性片上，再将使用者的大腿一侧与第二U形弹性片贴合，然后通过第二捆绑带将人体大腿捆绑在第二U形弹性片上，将大腿和小腿弯折后，小腿定位杆和大腿定位杆将跟随人体腿部弯曲，找到穿刺点后，再拧紧蝶形螺栓，蝶形螺栓通过调节螺母锁紧固定，在穿刺时，由于使用者腿部通过捆绑带和U形弹性片固定在小腿连接板和大腿连接板上，当蝶形螺栓拧紧后，将限制使用者腿部移动，穿刺定位前和过程中避免了使用者应激晃动位置，导致穿刺位置产生偏差。

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN224685892U_ABST
    Figure CN224685892U_ABST
Patent Text Reader

Abstract

The utility model relates to positioner technical field especially relates to a kind of positioner of knee joint puncture, including shank positioning rod, thigh positioning rod, sole connecting plate, the adjusting nut and butterfly bolt of being fixed in shank connecting plate far from the side of thigh connecting plate, first U-shaped elastic sheet, second U-shaped elastic sheet, first binding belt and second binding belt, after thigh and shank are folded, shank positioning rod and thigh positioning rod will follow human leg bending, find puncture point after, butterfly bolt is tightened again, butterfly bolt is locked and fixed by adjusting nut, when puncturing, since the leg of user is fixed on shank connecting plate and thigh connecting plate by binding belt and U-shaped elastic sheet, when butterfly bolt is tightened, it will limit the leg movement of user, solve the problem that part of user is prone to stress leg shaking before or during puncture, leading to puncture position deviation.
Need to check novelty before this filing date? Find Prior Art

Citation Information

Patent Citations

  • Puncture location frame

    CN102949241A