Title:
【発明の名称】間質のレーザ治療用装置
Document Type and Number:
Japanese Patent JP3179109
Kind Code:
B2
Abstract:
An apparatus for performing interstitial laser coagulation comprising, in combination, a delivery tool, a flexible cannula having a proximal end, a distal end, and outer and inner tubes which can be moved together and can slide axially with respect to each other, an actuator and a waveguide having a distal end and a proximal end, wherein the delivery tool comprises an elongated double lumen tube and a handle which includes a gripping portion and a rail, the double lumen tube comprises a first lumen adapted to receive and guide a viewing endoscope and a second lumen which accomodates the flexible cannula and waveguide and has a curved distal portion, the actuator comprises a slider and a trigger, the proximal end of the outer tube of the cannula being attached to the trigger and the proximal end of the inner tube of the cannula being attacched to the slider so that movement of the trigger and slider produces corresponding movement of the outer and inner tube, respectively, the waveguide passing through a channel in the slider and into and through the inner tube of the cannula and a space between the waveguide and the inner tube defining a passageway for liquid to be delivered to the distal end of the waveguide.
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Inventors:
Andrews, W. Scott
Polyak, mark
Horse Chilled, Sydney F
Polyak, mark
Horse Chilled, Sydney F
Application Number:
JP50296396A
Publication Date:
June 25, 2001
Filing Date:
June 07, 1995
Export Citation:
Assignee:
AMERICAM MEDICAL SYSTEMS INCORPORATED
International Classes:
A61B18/20; A61B18/24; A61N5/06; H01S3/00; A61B17/00; A61B17/22; A61B17/34; A61B18/00; A61B18/22; (IPC1-7): A61B18/20; A61N5/06
Domestic Patent References:
| JP595958A | ||||
| JP643606U |
Attorney, Agent or Firm:
Kazuo Shamoto (4 outside)