首页> 外国专利> Surgical instrument powered by gas for impact insertion of an intraosseous trocar needle.

Surgical instrument powered by gas for impact insertion of an intraosseous trocar needle.

机译:由气体驱动的手术器械,用于冲击性插入骨内套管针。

摘要

P The surgical instrument according to the invention, which is used to insert a trocar needle into the bone marrow of a patient for the connection of a syringe, an infusion device or the like, comprises a housing (1 ) forming a cylinder (11) closed at the front by a membrane (5) and a cap (10) and containing a movable piston (3) to which is releasably attached a needle-trocar (2) received in a recess ( 35) and intended to be pressed into a bone under the action of a compressed gas contained in a gas reservoir (4) located at the rear of the housing which is opened under the effect of pressure exerted on a plug (14) fitted with a safety catch (15). A ring (12) provided in the cylinder stops the piston and allows the trocar needle to be released from the device. /P
机译:

根据本发明的外科器械,其用于将套管针插入患者的骨髓中以连接注射器,输液装置等,该外科器械包括形成圆柱体(1)的壳体(1)。 11)的前部被隔膜(5)和盖(10)封闭,并包含一个可移动的活塞(3),针形针(2)可释放地连接到该针形针(2),该针形针(2)容纳在凹槽(35)中并打算被按压在容纳在位于壳体后部的储气罐(4)中的压缩气体的作用下,该压缩气体进入骨头,该储气罐(4)在施加于装有安全扣(15)的塞子(14)上的压力作用下打开。缸体中的一个环(12)使活塞停住,并使套管针从装置中释放出来。

著录项

  • 公开/公告号FR2712480A1

    专利类型

  • 公开/公告日1995-05-24

    原文格式PDF

  • 申请/专利权人 WAIS MED LTD;WAIS MED LTD;

    申请/专利号FR19940013751

  • 发明设计人 MARC WAISMAN;WAISMAN MARC;

    申请日1994-11-17

  • 分类号A61B17/34;A61M37/00;

  • 国家 FR

  • 入库时间 2022-08-22 04:06:57

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