MEDICAL STENT
First Claim
Patent Images
1. A stent comprising:
- a first member including a proximal end portion, and a distal end portion and defining a first lumen, the first member including a first retention portion at the distal end portion and a second retention portion at the proximal end portion, the second retention portion extending distally from the first member; and
a second member connected to the first member, the second member defining a second lumen, the second member including a retention portion.
2 Assignments
0 Petitions
Accused Products
Abstract
A stent includes a conduit defining a lumen; a first malecot adjacent the conduit, where the first malecot includes at least two members having at least one slit therebetween and where the at least one slit is in fluid communication with the lumen; and a second malecot including an annular structure surrounding and protruding from the conduit. A method for placing a stent includes inserting into a patient a stent and a stylet disposed within the stent, where the stylet includes an expandable member, expanding the expandable member, seating the stent, and removing the expandable member.
75 Citations
20 Claims
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1. A stent comprising:
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a first member including a proximal end portion, and a distal end portion and defining a first lumen, the first member including a first retention portion at the distal end portion and a second retention portion at the proximal end portion, the second retention portion extending distally from the first member; and a second member connected to the first member, the second member defining a second lumen, the second member including a retention portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A stent comprising:
a member including a proximal end portion and a distal end portion and defining a lumen, the member including a first retention portion at the distal end portion, a reinforcing member, and a second retention portion at the proximal end portion, the second retention portion extending from the member in a distal direction such that at least a portion of the second retention portion is disposed distally of an end portion of the reinforcing member. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A stent comprising:
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a first conduit defining a first lumen, a proximal end, and a distal end, the first conduit comprising a first retention portion at the distal end, the first conduit further comprising a spring disposed within the first conduit and a second retention portion at the proximal end comprising an enclosed annular structure surrounding and protruding from the first conduit, the enclosed annular structure being angled over the spring and disposed at an angle relative to the first conduit and pointed in a distal direction; and a second conduit connected to the first conduit, the second conduit defining a second lumen, the second conduit comprising a third retention portion.
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Specification