Laryngoscope with enhanced viewing capability

Details Laryngoscope with enhanced viewing capability Laryngoscope with enhanced viewing capability

Filed on

1998-01-23

Date issued

1999-02-23

Examiner

Hirsch, Paul J.

Patent Class

Surgery

SubClass

Specula

SubSubClass

Laryngoscope

Other Related Categories

600189, 600191, A61B 106, A61B 1267

Type

Patent

Status

active

Patent number

058738185

Description

ABSTRACT:
A laryngoscope (10) with handgrip (14) and blade portion (16) has an optical system (44) secured to the blade portion with a prism lens (50) at the forward end and an eyepiece lens (48) which shifts the view toward the blade portion tip (46). A light pipe (60) directs a light beam toward the larynx to improve viewing thereof.

REFERENCES:
patent: 3005452 (1961-10-01), Pitman
patent: 3771514 (1973-11-01), Hoffman et al.
patent: 4086919 (1978-05-01), Bullard
patent: 4306547 (1981-12-01), Lowell
patent: 4320745 (1982-03-01), Bhitiyakui et al.
patent: 4550717 (1985-11-01), Berger
patent: 4901708 (1990-02-01), Lee
patent: 5261392 (1993-11-01), Wu
patent: 5263472 (1993-11-01), Ough
patent: 5402771 (1995-04-01), Pilling

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