Title:
MEDICAL DEVICE AND TREATMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2018/047901
Kind Code:
A1
Abstract:
Provided are a medical device and a treatment method with which a needle section does not protrude out more than is necessary, making it possible to curb accidental punctures and increase safety. A medical device (10) for insertion into a biological lumen to puncture biological tissue and for keeping the hole made by the puncture open. The medical device comprises an elongated needle section (30), a tubular dilator (40) that accommodates the needle section (30) such that the needle section can protrude out to the distal side, and a force-generating section (74) that is provided to the proximal side of the dilator (40) and exerts a force on the needle section (30) to direct the needle section (30) which has protruded from an elongated body toward the proximal side.
Inventors:
HAYAKAWA KOICHI (JP)
Application Number:
PCT/JP2017/032251
Publication Date:
March 15, 2018
Filing Date:
September 07, 2017
Export Citation:
Assignee:
TERUMO CORP (JP)
International Classes:
A61B17/34
Foreign References:
US20020169377A1 | 2002-11-14 | |||
JPH07509644A | 1995-10-26 | |||
JP2010524577A | 2010-07-22 | |||
JP2006192267A | 2006-07-27 |
Attorney, Agent or Firm:
YAMADA, Makito (JP)
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