TORQUE WRENCH FOR ULTRASONIC SCALPEL, AND ULTRASONIC SCALPEL/TORQUE WRENCH SET

WIPO Patent Application WO/2019/238141

A1

A torque wrench for an ultrasonic scalpel. The torque wrench comprises a main body (20) and a rotary member (10); the main body comprises an annular torque opening (21), said opening being internally provided with torque teeth and the rotary member being provided in the opening. The rotary member comprises a blade engagement opening (11), teeth (12) positioned on the outside of the rotary member (10), and a blade slot (13) positioned on the inside of the blade engagement opening (11); a wrench-engagement portion (31) of a blade (30) to be engaged by the ultrasonic scalpel torque wrench passes through the blade engagement opening and fits into the blade slot; the teeth on the rotary member engage the torque teeth; the torque opening constitutes a tube-shaped structure that gradually expands radially; and the rotary member is disposed in the diametrically smaller end of the torque opening. An ultrasonic scalpel/torque wrench set is also provided. The torque wrench for an ultrasonic scalpel provides an assembly function for multiple types of ultrasonic scalpel blades, increasing the range of use of said wrench, and making use of said blades more convenient.

CAO QUN (CN)
FENG ZHEN (CN)
ZHAN SONGTAO (CN)

PCT/CN2019/095057

December 19, 2019

July 08, 2019

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BEIJING SMTP TECH CO LTD (CN)

B25B23/00; A61B17/32; B25B13/48; B25B13/50

WO2014164293A2

2014-10-09

CN208697287U	2019-04-05
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CN102413784A	2012-04-11
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CN107095722A	2017-08-29
CN206303948U	2017-07-07
CN205831876U	2016-12-28
CN203369938U	2014-01-01
CN201070394Y	2008-06-11

See also references of EP 3827926A4

BEIJING HAN KUN LAW OFFICES (CN)

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