Laparoscopic instrument and method for its use

Details Laparoscopic instrument and method for its use Laparoscopic instrument and method for its use

2006-09-05

2006-09-05

Truong, Kevin T. (Department: 3734)

Surgery

Instruments

Forceps

Reexamination Certificate

active

07101383

ABSTRACT:
A laparoscopic instrument is provided which may be used for propelling a foreign body along an anatomical duct for accessing and removing the foreign body from a patient during surgery. The instrument includes a housing, an elongated body connected to the housing, and an operative tip. The housing includes a first axial bore, a first actuator rod disposed for axial movement within the first axial bore, and an actuator connected to the first actuator rod. The elongated body includes a second axial bore and a second actuator rod connected to the first actuator rod and disposed for axial movement within the second axial bore. The tip includes first and second jaws connected to the elongated body for movement in response to axial movement of the second actuator rod between an open position and a closed position. Each jaw has a respective roller mounted thereon for free rotational movement.

REFERENCES:
patent: 4452244 (1984-06-01), Chin
patent: 5263967 (1993-11-01), Lyons et al.
patent: 5630821 (1997-05-01), Klaas
patent: 6007554 (1999-12-01), Van Ess
patent: 6595984 (2003-07-01), DeGuillebon
Pages 1-2 from the www.simbionix.com website, Sep. 8, 2003.
Pages 1-4 from the www.spectrumsurgical.com website, Sep. 8, 2003.
14 pages from the www.maheinternational.com website (/lap—cat—2.html) and (/lap—cat—9.html to /lap—cat—14.html), Sep. 8, 2003.

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