Endoscope and manufacturing method therefor

Details Endoscope and manufacturing method therefor Endoscope and manufacturing method therefor

2004-01-13

2008-01-15

Leubecker, John P. (Department: 3739)

Surgery

Endoscope

Having flexible tube structure

C600S139000, C600S133000

Reexamination Certificate

active

07318803

ABSTRACT:
An endoscope is provided with a pliable tube composed of an integument layer formed from a resin and a metal tube integrally fitted into this integument layer in an insertion portion. The inner diameter dimension of the pliable tube at ambient temperature after application of the thermal load of the high-pressure steam sterilization step is larger than the inner diameter dimension at ambient temperature before application of the thermal load.

REFERENCES:
patent: 4669172 (1987-06-01), Petruzzi
patent: 4899787 (1990-02-01), Ouchi et al.
patent: 5394864 (1995-03-01), Kobayashi et al.
patent: 5465710 (1995-11-01), Miyagi et al.
patent: 6602187 (2003-08-01), Takase
patent: 10-276968 (1998-10-01), None

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