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US Patent 5460169 - Instrument for implementing medical or surgical operations by laparoscopy or coelioscopy
US Patent Issued on October 24, 1995
Estimated Patent Expiration Date:
June 28, 2014Estimated 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.
Estimated Patent Expiration Date:
June 28, 2014Estimated 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.AbstractAn instrument for assisting surgical laparascopic or coelioscopic operations where the patient's anterior abdominal wall is formed with an aperture and is raised away from the patient's visceral organs comprises a wirelike body having a first part extending substantially in a plane and adapted to lie against the posterior face of the anterior abdominal wall, a second part extending transversely from the plane of the first part, having an outer end, and adapted to traverse the aperture in the abdominal wall, and a hook at the outer end of the second part adapted to be secured to a stationary support. After inflation of the patient's peritoneum to raise the anterior abdominal wall, the second part of the device is hooked under this wall and the outer end is hooked over a bracket to maintain the abdominal wall raised.Other References
| InventorApplicationNo. 267463 filed on 06/28/1994US Classes:600/230, Special table clamp604/104, Having means expanding body orifice or canal (e.g., dilator, retaining means, etc.)606/191Internal pressure applicator (e.g., dilator)Field of Search128/898, Methods606/190, Blunt dissectors606/191, Internal pressure applicator (e.g., dilator)606/198, Expanding dilator (e.g., expanding arm, etc.)606/106, Means for removing foreign objects from the throat or connected passageways (e.g., probang)604/104, Having means expanding body orifice or canal (e.g., dilator, retaining means, etc.)604/105, Expanding bow604/106, Expanding arm or finger604/107, Expansion actuated by axially movable member604/108, Rotatable means actuates axially movable member604/109Expansion actuated by rotatable means (e.g, threaded or cammed member, etc.)ExaminersPrimary: Apley, Richard J.Assistant: Flanagan, Beverly M. Attorney, Agent or FirmUS Patent References1798124, 2221138, 3099544, 3313294, 3982533, Insufflation apparatusIssued on: 09/28/1976 Inventor: Wiest4049000, Suction retraction instrument Issued on: 09/20/1977 Inventor: Williams4459978, Medical retractor device Issued on: 07/17/1984 Inventor: Kotsanis4610243, Malleable force-fulcrum retractor Issued on: 09/09/1986 Inventor: Ray4616633, Retractor for use in oral and maxillofacial surgery Issued on: 10/14/1986 Inventor: Vargas Garcia4616634, Soft tissue protector for use in oral and maxillofacial surgery Issued on: 10/14/1986 Inventor: Vargas Garcia4622955, Surgical retractor for dissection of internal mammary artery Issued on: 11/18/1986 Inventor: Fakhrai4867404, Flexible holder for a cystoscope or the like Issued on: 09/19/1989 Inventor: Harrington , et al.5065739, Retractor support assembly Issued on: 11/19/1991 Inventor: Forrest, et al.5151086, Laparoscopic tube placement method Issued on: 09/29/1992 Inventor: Duh, et al.5183033, Surgical instrument assembly and apparatus and surgical method Issued on: 02/02/1993 Inventor: Wilk5289817Endoscopic surgical retractor Issued on: 03/01/1994 Inventor: Williams, et al. Foreign Patent References
International ClassA61B 017/02Foreign Application Priority Data1990-03-20 FR |
