Apparatus for administering local anesthetics and therapeutic me

Details Apparatus for administering local anesthetics and therapeutic me Apparatus for administering local anesthetics and therapeutic me

1995-06-02

1998-10-06

Buiz, Michael Powell

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604 1, 604164, 604171, 604267, A61M 532

Patent

active

058170731

ABSTRACT:
A method of and apparatus for administering local anesthetics and therapeutic medications during endoscopic surgery. The method of administering the medication includes inserting an endoscope having a hollow channel through a nasal cavity of a patient, inserting a syringe through the hollow channel and into a selected anatomical site, and inserting medicine into the selected anatomical site through the syringe. The apparatus used for administering the medication includes a tip portion, an outer flexible tube and a flexible member disposed at least in part within the flexible tube. The flexible member has a distal end and is connected to the tip portion at the distal end thereof. The flexible member may also be movable in an axial direction relative to the outer flexible tube such that in a first position the tip portion is disposed within the outer flexible tube and in a second position the tip portion is extended out of the outer flexible tube.

REFERENCES:
patent: 3506007 (1970-04-01), Henkin
patent: 4791937 (1988-12-01), Wang
patent: 4886493 (1989-12-01), Yee
patent: 5169387 (1992-12-01), Kronner
patent: 5295952 (1994-03-01), Pietrafitta
patent: 5339828 (1994-08-01), Keating et al.
patent: 5514084 (1996-05-01), Fisher
patent: 5522795 (1996-06-01), Green et al.

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