| 摘要 |
本案提供一种多轴式骨骼固定装置，包含一固定元件(1)，具有供固定于骨骼内之一干部(2)，和一头部(3)，该头部包括一球形外表面部(3a)；一容纳件(4)，构成可枢动连接于该头部(3)内，该容纳件具有、一第一端(4a)、一第二端(4b)、一中心轴线(C)，供延伸贯穿该第一端(4a)和该第二端(4b)，一槽沟(42)，供容纳一杆件(100)，一包容空间(44)，供包容该头部(3)，该包容空间(44)具有一下开口(45)，在该第二端(4b)，和一共轴通道(41)，从该第一端(4a)延伸进入该包容空间(44)内；一帽盖构件(6,6')，配置成至少部份在该包容空间(44)内，该帽盖构件(6,6')具有一第一部(61)，构成至少部份定位在该头部(3)周围，其中该第一部(61)可在该包容空间(44)内撑张，让该头部(3)插入，并可压缩，施压于该头部(3)；一套筒般插件(5)，构成至少部份定位在该帽盖构件(6,6')的该第一部(61)周围，其中该套筒般插件(5)包括一球形外表面部(51)，并构成在该容纳件(4)内枢动。; a receiving part (4) configured to be pivotably connected to said head (3), the receiving part having a first end (4a), a second end (4b), a central axis (C) extending through the first end (4a) and the second end (4b), a channel (42) for receiving a rod (100), an accommodation space (44) for accommodating the head (3), the accommodation space (44) having a lower opening (45) at the second end (4b), and a coaxial passage (41) extending from the first end (4a) into the accommodation space (44), a cap member (6, 6') that is arranged at least partially in the accommodation space (44), the cap member (6, 6') having a first portion (61) that is configured to be positioned at least partially around the head (3), wherein the first portion (61) is expandable in the accommodation space (44) to allow insertion of the head (3) and compressible to exert pressure onto the head (3); a sleeve-like insert piece (5) configured to be positioned at least partially around the first portion (61) of the cap member (6, 6'), wherein the sleeve-like insert piece (5) comprises a spherically-shaped outer surface portion (51) and is configured to pivot in the receiving part (4). |
