Sewing device

Patent 5792153 Issued on August 11, 1998. Estimated Expiration Date:

December 16, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

730152

2880728

3013559

3470834

3470875

Method of sizing a hair anchor
Patent #: 4126124
Issued on: 11/21/1978
Inventor: Miller

Hair implanting method
Patent #: 4144876
Issued on: 03/20/1979
Inventor: DeLeo

Surgical suturing instrument
Patent #: 4164225
Issued on: 08/14/1979
Inventor: Johnson , et al.

Method for artificially implanting hair
Patent #: 4216777
Issued on: 08/12/1980
Inventor: Pridemore

Device for threading strings or the like
Patent #: 4234111
Issued on: 11/18/1980
Inventor: Dischinger

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Inventors

Assignee

University College London

Application

No. 718448 filed on 12/16/1996

US Classes:

606/144, Mechanical suture or ligature applier112/169, Hand implements606/139Suture, ligature, elastic band or clip applier

Examiners

Primary: Jackson, Gary

Attorney, Agent or Firm

Bookstein; Arthur Z., Perullo; John F.

Foreign Patent References

2 165 559 GB. 04/13/1986
WO 9609796 WO. 04/13/1996
WO 9620647 WO. 07/13/1996

International Class

A61B 017/06

Foreign Application Priority Data

1994-03-23 GB

Abstract

A sewing device is provided for passing a thread through a substrate portion, particularly a portion of a patient's tissue. The device comprises a hollow needle movable between a first position in which it is out of the substrate portion and a second position in which it passes through the substrate portion. A thread carrier is attached to the thread and can be moved from a position being within the hollow needle to a position outside it.