Nail sheath fixing system suitable for spine osteoporosis

The utility model relates to the field of medical instruments, in particular to a spinal osteoporosis nail sheath fixing system which comprises a spinal nail and a fixing sheath, threads are arranged on the circumferential surface of the spinal nail, the fixing sheath is a vertically-through hollow...

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Bibliographic Details
Main Authors SHEN CHUNLIN, JIANG PENG, ZHOU ZHONGWEI, LUO AIMIN
Format Patent
LanguageChinese
English
Published 02.06.2023
Subjects
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Summary:The utility model relates to the field of medical instruments, in particular to a spinal osteoporosis nail sheath fixing system which comprises a spinal nail and a fixing sheath, threads are arranged on the circumferential surface of the spinal nail, the fixing sheath is a vertically-through hollow rod, and a clamping groove communicated with the interior of the fixing sheath is formed in the side wall of the fixing sheath. A clamping block is fixedly connected to the inner wall of the clamping groove; the spine nail is arranged in the fixing sheath in a penetrating mode and used for driving the clamping block to move. The problem that the spine nail is prone to loosening is solved. 本申请涉及医疗器械的领域，尤其涉及一种适用于脊柱骨质疏松钉鞘固定系统，其包括脊柱钉和固定鞘，所述脊柱钉的周面上设置有螺纹，所述固定鞘为上下贯通的中空杆，所述固定鞘的侧壁上开设有与固定鞘的内部贯通的卡接槽，所述卡接槽的内壁上固定连接有卡接块；所述脊柱钉穿设在固定鞘中，且用于驱动卡接块进行移动。本申请改善了脊柱钉易发生松动的问题。
Bibliography:Application Number: CN202222156913U