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First Claim
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1. An apparatus comprising:
- an elongate member including a first set of three or more fingers positioned at a distal region of the elongate member but proximal to a distal tip of the elongate member, where each finger includes a proximal and distal end and the distal ends of at least two of the fingers are connected to the distal tip of the elongate member and where at least a portion of each of the fingers is configured for cutting or scraping.
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Abstract
An apparatus is described including an elongate member having at least one finger positioned at a distal region of the elongate member. The finger, which can be detachable, is arranged and configured for cutting or scraping. In implementations including two or more fingers, distal ends of two or more fingers can be interconnected either directly or by both being connected to a distal tip of the elongate member.
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Citations
24 Claims
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1. An apparatus comprising:
an elongate member including a first set of three or more fingers positioned at a distal region of the elongate member but proximal to a distal tip of the elongate member, where each finger includes a proximal and distal end and the distal ends of at least two of the fingers are connected to the distal tip of the elongate member and where at least a portion of each of the fingers is configured for cutting or scraping. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An apparatus comprising:
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a cannula including an interior lumen and one or more apertures extending from the interior lumen to an exterior surface located in a distal portion of the cannula;
an elongate member positioned within the interior lumen of the cannula, the elongate member including;
two or more fingers positioned at a distal region of the elongate member but proximal to a distal tip of the elongate member, where each finger includes a proximal and distal end and the distal end of at least one finger is connected to the distal tip of the elongate member and where each finger includes a cutting portion configured for cutting or scraping;
where the elongate member is positioned within the cannula such that the cutting portions of the fingers are deployable through the one or more apertures in the cannula. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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17. An apparatus comprising:
an elongate member formed from a shape memory material and including a set of two or more fingers positioned at a distal region of the elongate member but proximal to a distal tip of the elongate member, where each finger includes a proximal and distal end and the distal end of at least one of the fingers is connected to the distal tip of the elongate member and where at least a portion of each of the fingers is configured for cutting or scraping. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
Specification