Tip portion of an endoscope
First Claim
1. A tip portion of an endoscope having a tubular tip hood provided at the distal end of an insertion portion, with at least a viewing window and an aspiration port being provided in a position corresponding to the bottom of said tip hood, wherein an aspirated mucosa movement regulating portion is provided in a position intermediate between the distal end and the bottom of said tip hood for ensuring that the mucous membrane aspirated from the distal end of said tip hood toward said aspiration port will not get to said viewing window.
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Accused Products
Abstract
In an endoscope, an aspirated mucosa movement regulating portion is provided in a position intermediate between the distal end and the bottom of a tip hood for ensuring that the mucous membrane aspirated from the distal end of the tip hood toward an aspiration port will not get to viewing window.
110 Citations
6 Claims
- 1. A tip portion of an endoscope having a tubular tip hood provided at the distal end of an insertion portion, with at least a viewing window and an aspiration port being provided in a position corresponding to the bottom of said tip hood, wherein an aspirated mucosa movement regulating portion is provided in a position intermediate between the distal end and the bottom of said tip hood for ensuring that the mucous membrane aspirated from the distal end of said tip hood toward said aspiration port will not get to said viewing window.
Specification