Title:
CIRCULATING SMOKE EXHAUSTION SYSTEM
Document Type and Number:
Japanese Patent JP2017080170
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a circulating smoke exhaustion system capable of exhausting smoke without causing variation in the abdominal cavity pressure even when a sheath is removed from the body cavity.SOLUTION: The circulating smoke exhaustion system comprises: a circulation apparatus 2 for exhausting smoke produced within a body cavity of a patient 14 together with carbon dioxide gas in a circulating manner; a trocar 12b one end of which is pierced into an abdominal wall of the patient 14 and which has a check valve provided on the proximal side; a trocar 12c one end of which is pierced into an abdominal wall of the patient 14 and which has a check valve provided on the proximal side; a sheath 13b which is mounted to an endoscope 10 inserted through the trocar 12b, and which sends carbon dioxide gas and/or a sheath 13c which is mounted to an electrode knife 11 inserted through the trocar 12c, and which sucks carbon dioxide gas; and a processor 5 which detects whether or not the sheaths 13c, 13c are inserted into the trocar 12b and/or the trocar 12c, and which controls the operation of the circulation apparatus 2 based on the detection result.SELECTED DRAWING: Figure 1
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Inventors:
HIRAGA KUNIHARU
FURUKAWA YOSHIYUKI
HONMA SATOSHI
AONO SUSUMU
USHIJIMA TAKANORI
FURUKAWA YOSHIYUKI
HONMA SATOSHI
AONO SUSUMU
USHIJIMA TAKANORI
Application Number:
JP2015213154A
Publication Date:
May 18, 2017
Filing Date:
October 29, 2015
Export Citation:
Assignee:
OLYMPUS CORP
International Classes:
A61B17/00; A61B1/00; A61B90/00; A61M39/00
Attorney, Agent or Firm:
Susumu Ito
Yasushi Hasegawa
Osamu Shinoura
Yasushi Hasegawa
Osamu Shinoura