Title:
超音波処置具
Document Type and Number:
Japanese Patent JP4262635
Kind Code:
B2
Abstract:
An ultrasonic treatment device comprises a handpiece having an ultrasonic transducer and a long axial probe whose base end is connected with the transducer. The device further comprises a tubular inner sheath covering the probe and an outer sheath covering the inner sheath with a predetermined annular space left therebetween. The space between the sheaths is used as a suction path for mist. For the suction, the device further comprises a base-end sealing member made of an elastic material, disposed on a base-end side of the outer sheath and engaged detachably with the inner sheath to seal a gap formed with the inner sheath. A suction unit is disposed on the base-end side of the outer sheath. The suction unit sucks in mist to be generated when ultrasonic treatment is performed, through the suction path, and discharged outside.
Inventors:
Tomoyuki Tsuchiya
Hideto Yoshimine
Hideto Yoshimine
Application Number:
JP2004134376A
Publication Date:
May 13, 2009
Filing Date:
April 28, 2004
Export Citation:
Assignee:
Olympus Endo Technology America Inc.
International Classes:
A61B18/00; A61C17/06; A61B17/22; A61B17/32; A61C1/07; A61C3/03; A61M1/00
Domestic Patent References:
| JP2660069B2 | ||||
| JP2959797B2 | ||||
| JP2942600B2 |
Attorney, Agent or Firm:
Takehiko Suzue
Satoshi Kono
Sadao Muramatsu
Tetsuya Kazama
Satoshi Kono
Sadao Muramatsu
Tetsuya Kazama