Title:
【発明の名称】剥離力減少拡張器
Document Type and Number:
Japanese Patent JP2000501972
Kind Code:
A
Abstract:
A dilator formed with a truss with a pair of spaced-apart end surfaces that provides a restoring force therebetween if forced toward one another, this restoring force provided by a resilient band extending between the opposite ends of the truss with a plurality of notches located at each of the ends thereof. The notches exceed at least a third of the thickness of the band and may comprise a separation at the location thereof between selected portions of said first resilient band with this separation surrounded by a corresponding separation edge thereabout intersecting a first surface of the first resilient band. A second and similar band may also be provided in the truss.
Inventors:
Johnson, Bruce Sea.
Application Number:
JP52283897A
Publication Date:
February 22, 2000
Filing Date:
December 05, 1996
Export Citation:
Assignee:
Creative Integration and Design, Incorporated
International Classes:
A61B17/02; A61F5/08; A61F13/12; A61M29/00; (IPC1-7): A61M29/00; A61F13/12
Attorney, Agent or Firm:
Shusaku Yamamoto