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US 2003/0144672 A1Published application
Apparatus and method for stone removal from a body
AssigneeSciMed Life Systems, Inc.
InventorsBarry N. Gellman, Jozef Slanda
Life of this patent
Estimating the term…
Abstract
A device for treating material in a body of a patient includes an expandable basket having a projection for securing material within the basket. The projection has a distal end joined to a distal tip of the basket and a proximal end extending within a lumen of the basket.
Claims20
A device for treating material in a body, comprising:
- a sheath comprising a sheath wall, a distal end, a proximal end, and a lumen;
- and,
- an expandable basket slidably receivable by the lumen of the sheath, the basket for treating material in a body, the basket having a collapsed position where the basket is enclosed within the sheath, and an expanded position where the basket extends from the distal end of the sheath, the basket comprising a distal tip, a proximal end, a lumen, and a projection, the projection comprising a distal end and a proximal end, the distal end of the projection being joined to the distal tip of the basket, and the proximal end of the projection being free within the lumen of the basket.
A method for retrieving material in a body, comprising:
- inserting a device into a body of a patient, the device comprising a sheath comprising a sheath wall, a distal end, a proximal end, and a lumen, and an expandable basket slidably receivable by the lumen of the sheath, the basket for treating material in a body, the basket having a collapsed position where the basket is enclosed within the sheath, and an expanded position where the basket extends from the distal end of the sheath, the basket comprising a distal tip, a proximal end, a lumen, and a projection, the projection comprising a distal end and a proximal end, the distal end of the projection being joined to the distal tip of the basket, and the proximal end of the projection being free within the lumen of the basket;
- placing the basket in the expanded position;
- maneuvering the basket to grasp the material;
- collapsing the basket;
- and,
- withdrawing the device from the body to remove the grasped material from the body.
3 more elements
Dependencies are inferred from the claim text.