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US 6,332,865 B1Granted
Self-advancing endoscope
OwnerThomas Julius Borody, Peter Stephenson +2inventors
InventorsThomas Julius Borody, Peter Stephenson, John Begg, Peter Ayre
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Abstract
A self-advancing endoscope (10) comprising an elongated flexible tubular member (12) and an elongated channel (14) defined by the tubular member (12) and having a distal end wall (16). Piston means (22) are slideably disposed in the channel (14) toward the distal end wall (16). The endoscope (10) also comprises means (24, 26) for reciprocating the piston means (22) such that the piston means (22) impacts the distal end wall (16) on an advancing stroke.
Claims15
A self-advancing endoscope comprising:
- an elongated flexible tubular member;
- an elongated channel defined by said tubular member and having a distal end wall;
- piston means slideably disposed in said channel toward said distal end wall;
- and
- means for reciprocating said piston means such that said piston means impacts said distal end wall on an advancing stroke.
2 more elements
Dependencies are inferred from the claim text.