Title:
【考案の名称】胃用チューブ
Document Type and Number:
Japanese Patent JP2566753
Kind Code:
Y2
Abstract:
A double lumen gastric tube including a valve to prevent gastric reflux or leakage through the vent lumen thereof. The gastric tube also includes an adaptor which allows fluid injection through the tube without removing the valve. The valve allows the passage of air into the vent lumen when atmospheric pressure exceeds stomach pressure. When stomach pressure exceeds atmospheric pressure the valve prevents flow of fluid through the tube. The adaptor allows fluid to be injected into the vent lumen through the valve.
Inventors:
Suzuki Nobuaki
Yousuke Okada
Yousuke Okada
Application Number:
JP5418891U
Publication Date:
March 30, 1998
Filing Date:
July 12, 1991
Export Citation:
Assignee:
Japan Sherwood Co., Ltd.
International Classes:
A61M25/00; A61J15/00; A61M1/00; (IPC1-7): A61M1/00; A61M25/00
Domestic Patent References:
| JP49114290A | ||||
| JP2215438A | ||||
| JP6069139U | ||||
| JP5895841U |
Attorney, Agent or Firm:
Muneharu Sasaki (3 outside)