![具有扩大枢转角的多轴骨锚固装置](/CN/2013/1/62/images/201310312211.jpg)
基本信息:
- 专利标题: 具有扩大枢转角的多轴骨锚固装置
- 专利标题(英):Polyaxial bone anchoring device with enlarged pivot angle
- 申请号:CN201310312211.4 申请日:2013-07-24
- 公开(公告)号:CN103565505A 公开(公告)日:2014-02-12
- 发明人: L·比德尔曼 , W·马蒂斯
- 申请人: 比德尔曼技术有限责任两合公司
- 申请人地址: 德国多瑙埃兴根
- 专利权人: 比德尔曼技术有限责任两合公司
- 当前专利权人: 比德尔曼技术有限责任两合公司
- 当前专利权人地址: 德国多瑙埃兴根
- 代理机构: 中国国际贸易促进委员会专利商标事务所
- 代理人: 王爱华
- 优先权: 12178289.0 2012.07.27 EP; 61/676,485 2012.07.27 US
- 主分类号: A61B17/70
- IPC分类号: A61B17/70
A polyaxial bone anchoring device is provided comprising a bone anchoring element comprising a head and a shank, the head having a portion with a greatest diameter; a receiving part for receiving a rod for coupling the rod to the bone anchoring element, the receiving part comprising a top end and a bottom end, a first passage coaxial with a first longitudinal axis and a second passage coaxial with a second longitudinal axis, wherein the first and second longitudinal axes intersect; wherein the first passage includes a seat that opens toward the bottom end, the seat being configured to allow pivoting of the head relative to the seat; wherein the seat is substantially symmetrical with respect to the pivoting of the head when the head pivots in any direction and in the respective opposite direction; and wherein the head is insertable into the seat from the bottom end.
公开/授权文献:
- CN103565505B 具有扩大枢转角的多轴骨锚固装置 公开/授权日:2017-11-21
IPC结构图谱:
A | 人类生活必需 |
--A61 | 医学或兽医学;卫生学 |
----A61B | 诊断;外科;鉴定 |
------A61B17/00 | 外科器械、装置或方法,例如止血带 |
--------A61B17/56 | .治疗骨或关节的装置或方法;其专用设备 |
----------A61B17/58 | ..用于接骨的,如接骨板、接骨螺钉或类似物 |
------------A61B17/60 | ...用于外部接骨的,如关节面脱离器、收缩器 |
--------------A61B17/70 | ....脊柱定位器或稳定器 |