Hood of endoscope
First Claim
Patent Images
1. A hood mounted to an insertion tube of an endoscope,said insertion tube having a suction opening and a view window provided to an end surface of a tip thereof,said hood comprising:
- an outer wall mounted to said tip of said insertion tube, said outer wall projecting from said tip so as to surround said end surface of said tip; and
a partition wall which divides a cavity surrounded by said outer wall into at least two cavities, in such a manner that said suction opening and said view window are separately located in said cavities.
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Accused Products
Abstract
An insertion tube has a suction opening and a view window provided to an end surface of a tip thereof. The hood includes an outer wall and a partition wall mounted to the tip of the insertion tube. The outer wall projects from the tip so as to surround the end surface of the tip. The partition wall is provided to divide a cavity surrounded by the outer wall into two cavities, in such a manner that the suction opening and the view window are separately located in the cavities.
101 Citations
23 Claims
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1. A hood mounted to an insertion tube of an endoscope,
said insertion tube having a suction opening and a view window provided to an end surface of a tip thereof, said hood comprising: -
an outer wall mounted to said tip of said insertion tube, said outer wall projecting from said tip so as to surround said end surface of said tip; and a partition wall which divides a cavity surrounded by said outer wall into at least two cavities, in such a manner that said suction opening and said view window are separately located in said cavities. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An endoscope unit:
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an insertion tube which is inserted into a human body; a suction channel provided in said insertion tube so that said suction channel opens at an end surface of a tip of said insertion tube, a view window provided at said end surface of said tip of said insertion tube, an outer wall mounted to said tip of said insertion tube, said outer wall projecting from said tip so as to surround said end surface of said tip; and a partition wall which divides a cavity surrounded by said outer wall into at least two cavities, in such a manner that said suction opening and said view window are separately located in said cavities. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A hood mounted to an insertion tube of an endoscope,
said insertion tube having a suction opening and a view window provided to an end surface of a tip thereof, said hood comprising: -
an outer wall mounted to said tip of said insertion tube, said outer wall projecting from said tip and surrounding said suction opening so that said suction opening is located in a cavity surrounded by said outer wall; said outer wall is so formed that said view window is located out of said cavity. - View Dependent Claims (17, 18, 19)
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20. An endoscope unit:
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an insertion tube which is inserted into a human body; a suction channel provided in said insertion tube so that said suction channel opens at an end surface of a tip of said insertion tube, a view window provided at said end surface of said tip of said insertion tube; and an outer wall mounted to said tip of said insertion tube, said outer wall projecting from said tip and surrounding said suction opening so that said suction opening is located in a cavity surrounded by said outer wall, wherein said outer wall is so formed that said view window is located out of said cavity. - View Dependent Claims (21, 22, 23)
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Specification