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Patent Searching and Data


Title:
ADJUSTABLE FIXING APPARATUS ASSISTING IN ARTIFICIAL KNEE JOINT REPLACEMENT
Document Type and Number:
WIPO Patent Application WO/2021/008211
Kind Code:
A1
Abstract:
An adjustable fixing apparatus assisting in artificial knee joint replacement. The fixing apparatus comprises a base (1), an upper leg fixing board (2) arranged on top of the base (1), an end of the upper leg fixing board (2) hingedly connected to the base (1), the other end ball connected to a lower leg fixing board (3); on the end of the lower leg fixing board (3) further from the upper leg fixing board (2), a stepping plate (4) is arranged on top of the base (1); a first driving mechanism (5) is arranged between the stepping plate (4) and the lower leg fixing board (3), the first driving mechanism (5) being used to move the lower leg fixing board (3) to allow for circumferential turning with respect to the axis of same; a second driving mechanism (6) is provided between the stepping plate (4) and the base (1), the second driving mechanism (6) being used to move the stepping plate (4) to propel the lower leg fixing board (3) and the upper leg fixing board (2) to turn relative to the base (1). The fixing apparatus is able to amply expose deep medial and lateral tissues, so as to make it more convenient for the surgeon to amply clean out the tissues, amply facilitating open osteotomy, and also aiding in more precisely adjusting the angle of the knee and ankle joints and the line of action of the lower limb of the patient after osteotomy, preparing for further measurement, eliminating subjective human error, and prolonging the use life of the prosthesis.

Inventors:
DU WEIBIN (CN)
RUAN HONGFENG (CN)
HU HUAHUI (CN)
Application Number:
PCT/CN2020/090104
Publication Date:
January 21, 2021
Filing Date:
May 13, 2020
Export Citation:
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Assignee:
XIAOSHAN DISTR HOSPITAL OF TRADITIONAL CHINESE MEDICINE OF HANGZHOU (CN)
International Classes:
A61G13/12; A61B90/14
Foreign References:
CN110339011A2019-10-18
CN210932527U2020-07-07
CN105662773A2016-06-15
CN105662773A2016-06-15
CN203039624U2013-07-03
CN101879083A2010-11-10
US4901385A1990-02-20
CN109966108A2019-07-05
CN109640862A2019-04-16
CN209032670U2019-06-28
Attorney, Agent or Firm:
ZHEJIANG YONGDING LAW FIRM (CN)
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