Minimally invasive bone cement hollow nail and hollow nail assembly thereof

• Main Authors: SHEN CHUNLIN, ZHOU ZHONGWEI, LUO AIMIN
• Format: Patent
• Language: Chinese; English
• Published: 10.12.2021
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

The utility model relates to a minimally invasive bone cement hollow nail and a hollow nail assembly. The hollow nail comprises a nail body, a nail hole penetrating through the nail body is formed in the axis of the nail body, a plurality of side holes communicated with the nail hole are formed in the outer surface of the nail body, and the included angle between each side hole and the axis direction of the tail of the nail body is an acute angle; the hollow nail assembly comprises a hollow nail, an injector used for injecting bone cement into the hollow nail and a connecting rod used for connecting the hollow nail and the injector, the connecting rod is hollow, and the two ends of the connecting rod are connected to the injector and the hollow nail respectively. According to the hollow nail, the pull-out resistance between the spine and the nail body can be improved, when the spine bends and stretches repeatedly, looseness cannot occur, the firmness between the spine and the nail body can be improved, and wh