Title:
TREATMENT APPARATUS HAVING SWITCH FUNCTION AND USING SHAPE MEMORY ALLOY
Document Type and Number:
WIPO Patent Application WO/2018/169138
Kind Code:
A1
Abstract:
The present invention relates to a treatment apparatus comprising: a body part having a holding part formed at one side; an insertion part provided at one side of the body part, and formed so as to be insertable into a body cavity; a treatment part provided at the end of the insertion part, and delivering energy so as to treat tissues; and a switch part including a shape memory alloy, being capable of cutting off the energy when a temperature is a predetermined level or higher. The present invention automatically cuts off the applied energy at high temperature so as to prevent excessive temperature increase inside the body, uses a mechanical switch therein such that a separate sensor is not necessary, and does not require a separate control unit so as to enable the aforementioned objective to be achieved with a simple structure. Therefore, the present invention can be manufactured thinly, improves accuracy of surgery, and prevents unnecessary tissue destruction so as to enable the aftereffects to be minimized.
Inventors:
SHIN JUNG WON (KR)
LEE CHEONG CHEON (KR)
LEE CHEONG CHEON (KR)
Application Number:
PCT/KR2017/007992
Publication Date:
September 20, 2018
Filing Date:
July 25, 2017
Export Citation:
Assignee:
GSMT CO LTD (KR)
International Classes:
A61B18/14; A61B18/00; H01H1/02
Foreign References:
| US20080281310A1 | 2008-11-13 | |||
| KR20010020843A | 2001-03-15 | |||
| US5823955A | 1998-10-20 | |||
| US20120203224A1 | 2012-08-09 | |||
| KR20130055895A | 2013-05-29 |
Attorney, Agent or Firm:
ENVISION PATENT & LAW FIRM (KR)
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