Title:
ULTRASONIC SURGICAL INSTRUMENT AND PROCESSING AND ASSEMBLING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/218422
Kind Code:
A1
Abstract:
An ultrasonic surgical instrument having a cannula assembly (2) with easy assembly, the instrument comprising an ultrasonic cutter bar (1) for transmitting ultrasonic mechanical energy, wherein the cannula assembly (2) is coaxially mounted outside the ultrasonic cutter bar (1), and the cannula assembly (2) is provided with tongs (3) at a distal end thereof and a handle portion (4) at a proximal end thereof. The cannula assembly (2) has an integral structure and is connected to the handle portion (4) by means of a connecting mechanism. The integral cannula assembly can reduce assembly procedures, simplify an installation structure, reduce complex structures, generally reduce the cost of manufacturing instruments, and reduce the burden on patients.
Inventors:
NIE HONGLIN (CN)
LIAO MENGHUI (CN)
YANG GUANG (CN)
ZHANG YONGCHUN (CN)
TANG CHUANGANG (CN)
LIAO MENGHUI (CN)
YANG GUANG (CN)
ZHANG YONGCHUN (CN)
TANG CHUANGANG (CN)
Application Number:
PCT/CN2022/087173
Publication Date:
October 20, 2022
Filing Date:
April 15, 2022
Export Citation:
Assignee:
EZISURG MEDICAL CO LTD (CN)
International Classes:
A61B17/32
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Attorney, Agent or Firm:
BEIJING WANHUIDA LAW FIRM (CN)
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