US20030105511A1 — Stent designed for the delivery of therapeutic su…

Claim 1

Independent Claim 139 words

1 . A stent comprising a strut having a first side and a second side, each side having alternating crests and troughs wherein the crests of said first side of said strut align with the troughs of said second side of said strut, said strut having at least one adjacent strut having a first side and a second side, each side having alternating crests and troughs wherein the crests of said first side of said at least one adjacent strut align with said troughs of said second side of said at least one adjacent strut, and said crests of said first side of said strut align with said crests of said second side of said adjacent strut and said troughs of said first side of said strut align with said troughs of said second side of said adjacent strut.

Claim 2

Dependent Claim 139 words

1 . A stent comprising a strut having a first side and a second side, each side having alternating crests and troughs wherein the crests of said first side of said strut align with the troughs of said second side of said strut, said strut having at least one adjacent strut having a first side and a second side, each side having alternating crests and troughs wherein the crests of said first side of said at least one adjacent strut align with said troughs of said second side of said at least one adjacent strut, and said crests of said first side of said strut align with said crests of said second side of said adjacent strut and said troughs of said first side of said strut align with said troughs of said second side of said adjacent strut.

Claim 3

Dependent Claim 14 words

2 . The stent of claim 1 wherein said strut has a wave-like pattern.

Claim 4

Dependent Claim 18 words

3 . The stent of claim 1 wherein said at least one adjacent strut has a wave-like pattern.

Claim 5

Dependent Claim 24 words

4 . The stent of claim 1 having at least one shaped recess located between at least one crest and trough of said strut.

Claim 6

Dependent Claim 23 words

5 . The stent of claim 1 having shaped recesses located between the crests and troughs of said strut and said adjacent strut.

Claim 7

Dependent Claim 18 words

6 . The stent of claim 4 wherein said at least one shaped recess is an elongated ellipsoid.

Claim 8

Dependent Claim 19 words

7 . The stent of claim 4 wherein said at least one shaped recess has a substantially circular shape.

Claim 9

Dependent Claim 18 words

8 . The stent of claim 4 wherein said at least one shaped recess contains a therapeutic agent.

Claim 10

Dependent Claim 35 words

9 . The stent of claim 10 wherein said therapeutic agent is selected from the group consisting of genetic material, growth factors, antineoplastics, antimitotics, anti-inflammatories, antiplatelets, anticoagulants, antifibrins, antithrombins, antiproliferatives, antibiotics, antioxidants, and antiallergenic substances.

Claim 11

Dependent Claim 35 words

10 . The stent of claim 9 wherein said therapeutic agent is selected from the group consisting of genetic material, growth factors, antineoplastics, antimitotics, anti-inflammatories, antiplatelets, anticoagulants, antifibrins, antithrombins, antiproliferatives, antibiotics, antioxidants, and antiallergenic substances.

Claim 12

Dependent Claim 89 words

11 . A stent comprising a serpentine portion extending about the circumference of the stent, the serpentine portion having a first end and a second end, the serpentine portion having a plurality of turns at the first end and a plurality of turns at the second end and struts extending therebetween, at least one of the turns at the first end, at least one of the turns at the second end, at least one of the struts therebetween, or some combination thereof having a plurality of shaped recesses thereon.

Claim 13

Dependent Claim 89 words

11 . A stent comprising a serpentine portion extending about the circumference of the stent, the serpentine portion having a first end and a second end, the serpentine portion having a plurality of turns at the first end and a plurality of turns at the second end and struts extending therebetween, at least one of the turns at the first end, at least one of the turns at the second end, at least one of the struts therebetween, or some combination thereof having a plurality of shaped recesses thereon.

Claim 14

Dependent Claim 14 words

12 . The stent of claim 11 wherein said shaped recesses are substantially circular.

Claim 15

Dependent Claim 32 words

13 . The stent of claim 11 wherein a plurality of said struts have a plurality of shapeded recesses thereon and a plurality of turns have a plurality of shaped recesses thereon.

Claim 16

Dependent Claim 24 words

14 . The stent of claim 11 wherein each turn at each end of each serpentine portion has a plurality of shaped recesses thereon.

Claim 17

Dependent Claim 20 words

15 . The stent of claim 11 having a plurality of shaped recesses having substantially circular and elongated ellipsoid shapes.

Claim 18

Dependent Claim 47 words

16 . The stent of claim 11 wherein each of said at least some of said turns at said first end, each of said some of said turns at said second end, and each of said some of said struts have a plurality of shaped recesses thereon.

Claim 19

Dependent Claim 16 words

17 . The stent of claim 16 wherein said shaped recess has a substantially circular shape.

Claim 20

Dependent Claim 15 words

18 . The stent of claim 17 further in combination with elongated ellipsoid shaped recesses.

Claim 21

Dependent Claim 15 words

19 . The stent of claim 11 wherein said shaped recesses contain a therapeutic agent.

Claim 22

Dependent Claim 35 words

20 . The stent of claim 19 wherein said therapeutic agent is selected from the group consisting of genetic material, growth factors, antineoplastics, antimitotics, anti-inflammatories, antiplatelets, anticoagulants, antifibrins, antithrombins, antiproliferatives, antibiotics, antioxidants, and antiallergenic substances.

Claim 23

Dependent Claim 82 words

21 . A stent comprising a serpentine portion extending about the circumference of the stent, the serpentine portion having a first end and a second end, the serpentine portion having a plurality of turns at the first end and a plurality of turns at the second end and struts extending therebetween wherein at least some of said struts have at least one shaped recess thereon, said shaped recess smaller in dimension than said struts while the turns are free of shaped recesses.

Claim 24

Dependent Claim 82 words

21 . A stent comprising a serpentine portion extending about the circumference of the stent, the serpentine portion having a first end and a second end, the serpentine portion having a plurality of turns at the first end and a plurality of turns at the second end and struts extending therebetween wherein at least some of said struts have at least one shaped recess thereon, said shaped recess smaller in dimension than said struts while the turns are free of shaped recesses.

Claim 25

Dependent Claim 39 words

22 . The stent of claim 21 wherein at least some of said turns at the first end, at least some of the turns at the second end, or some combination thereof have at least one shaped recess thereon.

Claim 26

Dependent Claim 15 words

23 . The stent of claim 21 wherein said shaped recess is an elongated ellipsoid.

Claim 27

Dependent Claim 16 words

24 . The stent of claim 21 wherein said shaped recess has a substantially circular shape.

Claim 28

Dependent Claim 22 words

25 . The stent of claim 21 wherein said at least some of said struts have more than one shaped recess thereon.

Claim 29

Dependent Claim 38 words

26 . The stent of claim 21 wherein said at least some of said turns at said first end, some of said turns at said second end, or some combination thereof have more than one shaped recess thereon.

Claim 30

Dependent Claim 16 words

27 . The stent of claim 26 wherein said shaped recess has a substantially circular shape.

Claim 31

Dependent Claim 16 words

28 . The stent of claim 27 wherein said shaped recess has a substantially circular shape.

Claim 32

Dependent Claim 18 words

30 . The stent of claim 21 wherein said at least one shaped recess contains a therapeutic agent.

Claim 33

Dependent Claim 35 words

31 . The stent of claim 30 wherein said therapeutic agent is selected from the group consisting of genetic material, growth factors, antineoplastics, antimitotics, anti-inflammatories, antiplatelets, anticoagulants, antifibrins, antithrombins, antiproliferatives, antibiotics, antioxidants, and antiallergenic substances.

Stent designed for the delivery of therapeutic substance or other agents

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