Title:
骨接合装置用インプラントとインプラントを配置するための工具
Document Type and Number:
Japanese Patent JP4027991
Kind Code:
B2
Abstract:
The present invention concerns an implant for an osteosynthesis device in particular of the backbone and the specific tool for setting this implant, enabling a secure fixing and a simple and easy setting. The implant comprises a bone anchoring device ( 1 ) topped with a fixing head ( 3 ) consisting of two side branches ( 5 ) forming an open U and designed to receive a linking rod to be locked by clamping, by means of a threaded nut ( 6 ) to be screwed on matching threaded parts produced on the partially cylindrical outer walls ( 5 a) of the fixing head ( 3 ) side branches, and comprises, in the nut ( 6 ) diametral zone, a plate mounted in free rotation. The implant, in combination with the corresponding tool, enables the setting with blind indexing of the plate between the U-shaped branches ( 5 ) of said head ( 3 ), before and during the clamping of the nut, which is performed with the same tool ( 10 ).
Inventors:
Albert, Albert
Application Number:
JP54020598A
Publication Date:
December 26, 2007
Filing Date:
March 18, 1998
Export Citation:
Assignee:
Cyantics
International Classes:
A61B17/58; A61B17/56; F16B35/06; A61B17/70; A61B17/88; F16B7/18
Domestic Patent References:
| JP9503148A | ||||
| JP5192349A | ||||
| JP638977A |
Attorney, Agent or Firm:
Takashi Ishida
Jun Tsuruta
Masaya Nishiyama
Higuchi Souji
Jun Tsuruta
Masaya Nishiyama
Higuchi Souji