US20060030885A1 — Apparatuses and methods for heart valve repair

Claim 1

Independent Claim 5 words

1 - 8 . (canceled)

Claim 2

Dependent Claim 5 words

1 - 8 . (canceled)

Claim 3

Dependent Claim 125 words

9 . A medical device comprising: a delivery shaft having a delivery lumen, a proximal end, and a distal end; a first deployment shaft disposed within said delivery lumen and extending from said proximal end to said distal end; a second deployment shaft disposed within said delivery lumen and extending from said proximal end to said distal end; a ligature having a first anchoring member and a second anchoring member is releasably coupled to said delivery shaft; said delivery shaft to deploy said ligature into a patient wherein said first deployment shaft to deploy said first anchoring member to a first tissue area of said patient and said second deployment shaft to deploy said second anchoring member to a second tissue area of said patient.

Claim 4

Dependent Claim 125 words

9 . A medical device comprising: a delivery shaft having a delivery lumen, a proximal end, and a distal end; a first deployment shaft disposed within said delivery lumen and extending from said proximal end to said distal end; a second deployment shaft disposed within said delivery lumen and extending from said proximal end to said distal end; a ligature having a first anchoring member and a second anchoring member is releasably coupled to said delivery shaft; said delivery shaft to deploy said ligature into a patient wherein said first deployment shaft to deploy said first anchoring member to a first tissue area of said patient and said second deployment shaft to deploy said second anchoring member to a second tissue area of said patient.

Claim 5

Dependent Claim 67 words

10 . The medical device as in claim 9 further comprises a delivery handle coupling to said delivery shaft at said proximal end, said delivery handle further comprises a first deployment mechanism and a second deployment mechanism wherein said first deployment mechanism deploys said first anchoring member to said first tissue area and said second deployment mechanism deploys said second anchoring member to said second tissue area.

Claim 6

Dependent Claim 67 words

11 . The medical device as in claim 10 wherein said delivery handle further comprises a first rotating mechanism and a second rotating mechanism wherein said first rotating mechanism deploys rotates said first anchoring member to pierce said first anchoring member into said first tissue area and said second rotating mechanism rotates said second anchoring member to pierce said second anchoring member into said second tissue area.

Claim 7

Dependent Claim 29 words

12 . The medical device as in claim 9 wherein said delivery shaft is pre-shaped to allow said delivery shaft to be maneuvered to an area within said patient.

Claim 8

Dependent Claim 29 words

13 . The medical device as in claim 9 further comprises a guidewire disposed within said delivery shaft to guide said delivery shaft to an area within said patient.

Claim 9

Dependent Claim 60 words

14 . The medical device as in claim 9 further wherein said delivery shaft further comprises a first deployment lumen, a second deployment lumen, and a guidewire lumen wherein said first deployment shaft is disposed within said first deployment lumen, said second deployment shaft is disposed within said second deployment lumen, and said guidewire is disposed within said guidewire lumen.

Claim 10

Dependent Claim 29 words

15 . The medical device as in claim 9 wherein said delivery shaft further comprises a lumen that is to be pressurized to facilitate maneuvering of said delivery shaft.

Claim 11

Dependent Claim 46 words

16 . The medical device as in claim 9 further comprises a support member disposed within said delivery shaft extending from said distal end to said proximal end, said support member having a shape that curves said delivery shaft to facilitate maneuvering of said delivery shaft.

Claim 12

Dependent Claim 34 words

17 . The medical device as in claim 9 wherein said first anchoring member and said second anchoring member have configurations of one of a barbed end, a helical end, and a hooked end.

Claim 13

Dependent Claim 34 words

18 . The medical device as in claim 9 wherein said ligature is made from one of an elastomeric material, a superelastic material, a flexible material, a shape memory material, and a rigid material.

Claim 14

Dependent Claim 19 words

19 . The medical device as in claim 9 wherein said ligature is made out of a stretchable material.

Claim 15

Dependent Claim 28 words

20 . The medical device as in claim 19 wherein during deployment, said ligature is stretched and after said deployment, said ligature is returned to an unstretched length.

Claim 16

Dependent Claim 35 words

21 . The medical device as in claim 9 wherein said ligature has a cross section size sufficiently small to not significantly impede a blood flow through an area where said ligature is anchored across.

Claim 17

Dependent Claim 44 words

22 . The medical device as in claim 9 wherein said ligature is placed across a heart valve to constrict said heart valve, said ligature to have a cross section size sufficiently small to not significantly impede a blood flow through said heart valve.

Claim 18

Dependent Claim 17 words

23 . The medical device as in claim 22 wherein said heart valve is a mitral valve.

Claim 19

Dependent Claim 142 words

24 . A method of constricting a heart valve of a patient comprising: providing a medical device comprising a delivery shaft having a delivery lumen, a proximal end, and a distal end, said delivery shaft further comprises a first deployment shaft and a second deployment shaft disposed within said delivery lumen, said delivery shaft further comprises a ligature releasably coupled thereto, said ligature having a first anchoring member and a second anchoring member; and deploying said ligature into said patient wherein said first deployment shaft deploys said first anchoring member to a first tissue area around said heart valve and said second deployment shaft deploys said second anchoring member to a second tissue area of said heart valve, and wherein said deploying anchors said first anchoring member to said first tissue area and said second anchoring member to said second tissue area.

Claim 20

Dependent Claim 142 words

24 . A method of constricting a heart valve of a patient comprising: providing a medical device comprising a delivery shaft having a delivery lumen, a proximal end, and a distal end, said delivery shaft further comprises a first deployment shaft and a second deployment shaft disposed within said delivery lumen, said delivery shaft further comprises a ligature releasably coupled thereto, said ligature having a first anchoring member and a second anchoring member; and deploying said ligature into said patient wherein said first deployment shaft deploys said first anchoring member to a first tissue area around said heart valve and said second deployment shaft deploys said second anchoring member to a second tissue area of said heart valve, and wherein said deploying anchors said first anchoring member to said first tissue area and said second anchoring member to said second tissue area.

Claim 21

Dependent Claim 23 words

25 . The method of claim 24 wherein said first tissue area and said second tissue area are substantially opposite from each other.

Claim 22

Dependent Claim 48 words

26 . The method as in claim 24 said delivery shaft is further coupled to a delivery handle having a first deployment mechanism and a second deployment mechanism wherein said first deployment mechanism deploys said first anchoring member and said second deployment mechanism deploys said second anchoring member.

Claim 23

Dependent Claim 66 words

27 . The method as in claim 26 wherein said delivery handle further comprises a first rotating mechanism and a second rotating mechanism wherein said first rotating mechanism deploys rotates said first anchoring member to pierce said first anchoring member into said first tissue area and said second rotating mechanism rotates said second anchoring member to pierce said second anchoring member into said second tissue area.

Claim 24

Dependent Claim 33 words

28 . The method as in claim 24 wherein said first anchoring member and said second anchoring member have configurations of one of a barbed end, a helical end, and a hooked end.

Claim 25

Dependent Claim 33 words

29 . The method as in claim 24 wherein said ligature is made from one of an elastomeric material, a superelastic material, a flexible material, a shape memory material, and a rigid material.

Claim 26

Dependent Claim 18 words

30 . The method as in claim 24 wherein said ligature is made out of a stretchable material.

Claim 27

Dependent Claim 41 words

31 . The method as in claim 30 wherein said ligature is returnable to said first length after said first anchoring member is anchored to said first tissue area and said second anchoring member is anchored to said second tissue area.

Claim 28

Dependent Claim 38 words

32 . The method as in claim 24 wherein said ligature has a cross section size sufficiently small to not significantly impede a blood flow through said heart valve when said ligature is anchored across said heart valve.

Claim 29

Dependent Claim 16 words

33 . The method as in claim 24 wherein said heart valve is a mitral valve.

Claim 30

Dependent Claim 26 words

34 . The method as in claim 24 wherein said ligature is deployed percutaneously into said patient wherein said ligature is deployed though a blood vessel.

Claim 31

Dependent Claim 164 words

35 . A method of constricting a heart valve of a patient comprising: providing a medical device comprising a delivery shaft having a delivery lumen, a proximal end, and a distal end, said delivery shaft further comprises a first deployment shaft and a second deployment shaft disposed within said delivery lumen; coupling a first ligature to said delivery shaft and deploying said first ligature to a heart valve area of said patient; coupling a second ligature to said delivery shaft and deploying said second ligature to said heart valve area of said patient; wherein each ligature of said first ligature and second ligature has a first anchoring member and a second anchoring member; wherein said first deployment shaft deploys said first anchoring member to anchor said first anchoring member to said heart valve area to constrict said heart valve, said second deployment shaft deploys said second anchoring member to anchor said second anchoring member to said heart valve area to constrict said heart valve.

Claim 32

Dependent Claim 164 words

35 . A method of constricting a heart valve of a patient comprising: providing a medical device comprising a delivery shaft having a delivery lumen, a proximal end, and a distal end, said delivery shaft further comprises a first deployment shaft and a second deployment shaft disposed within said delivery lumen; coupling a first ligature to said delivery shaft and deploying said first ligature to a heart valve area of said patient; coupling a second ligature to said delivery shaft and deploying said second ligature to said heart valve area of said patient; wherein each ligature of said first ligature and second ligature has a first anchoring member and a second anchoring member; wherein said first deployment shaft deploys said first anchoring member to anchor said first anchoring member to said heart valve area to constrict said heart valve, said second deployment shaft deploys said second anchoring member to anchor said second anchoring member to said heart valve area to constrict said heart valve.

Claim 33

Dependent Claim 20 words

36 . The method of claim 35 wherein said delivery shaft deploys said first ligature and said second ligature sequentially.

Claim 34

Dependent Claim 61 words

37 . The method of claim 35 wherein said first anchoring member of each of said first ligature and said second ligature is anchored to a tissue area around said heart valve that is opposite from another tissue area around said heart valve where said second anchoring member of each of said first ligature and said second ligature is anchored to.

Claim 35

Dependent Claim 36 words

38 . The method of claim 37 wherein said first ligature and said second ligature are parallel to one another after said first ligature and said second ligature are deployed and anchored to said heart valve.

Claim 36

Dependent Claim 35 words

39 . The method of claim 37 wherein said first ligature and said second ligature are intersect one another after said first ligature and said second ligature are deployed and anchored to said heart valve.

Claim 37

Dependent Claim 35 words

40 . The method as in claim 35 wherein said first ligature and said second ligature are deployed percutaneously into said patient wherein said first ligature and said second ligature are deployed though blood vessels.

Claim 38

Dependent Claim 141 words

41 . A method of constricting a ventricle of a patient comprising: providing a medical device comprising a delivery shaft having a delivery lumen, a proximal end, and a distal end, said delivery shaft further comprises a first deployment shaft and a second deployment shaft disposed within said delivery lumen, said delivery shaft further comprises a ligature releasably coupled thereto, said ligature having a first anchoring member and a second anchoring member; and deploying said ligature into the heart of said patient wherein said first deployment shaft deploys said first anchoring member to a first tissue area of said ventricle and said second deployment shaft deploys said second anchoring member to a second tissue area of said ventricle, wherein said deploying anchors said first anchoring member to said first tissue area and said second anchoring member to said second tissue area.

Claim 39

Dependent Claim 141 words

41 . A method of constricting a ventricle of a patient comprising: providing a medical device comprising a delivery shaft having a delivery lumen, a proximal end, and a distal end, said delivery shaft further comprises a first deployment shaft and a second deployment shaft disposed within said delivery lumen, said delivery shaft further comprises a ligature releasably coupled thereto, said ligature having a first anchoring member and a second anchoring member; and deploying said ligature into the heart of said patient wherein said first deployment shaft deploys said first anchoring member to a first tissue area of said ventricle and said second deployment shaft deploys said second anchoring member to a second tissue area of said ventricle, wherein said deploying anchors said first anchoring member to said first tissue area and said second anchoring member to said second tissue area.

Claim 40

Dependent Claim 40 words

42 . The method of claim 41 wherein said first tissue area is a papillary muscle of said ventricle and wherein said second tissue area is another papillary muscle of said ventricle that is substantially opposite said first tissue area.

Claim 41

Dependent Claim 25 words

43 . The method as in claim 41 wherein said ligature is deployed percutaneously into said patient wherein said ligature is deployed though blood vessels.

Claim 42

Dependent Claim 150 words

44 . A method of constricting a mitral valve of a patient comprising: providing a medical device comprising a delivery shaft having a delivery lumen, a proximal end, and a distal end, said delivery shaft further comprises a first deployment shaft and a second deployment shaft disposed within said delivery lumen, said delivery shaft further comprises a ligature releasably coupled thereto, said ligature having a first anchoring member and a second anchoring member; and deploying said ligature is within a coronary sinus that substantially encircles said mitral valve; deploying said first anchoring member to a first tissue area around said mitral valve; deploying said second anchoring member to a second tissue area around said mitral valve; wherein said first deployment shaft deploys and anchors said first anchoring member to said first tissue area and said second deployment shaft deploys and anchors said second anchoring member to said second tissue area.

Claim 43

Dependent Claim 150 words

44 . A method of constricting a mitral valve of a patient comprising: providing a medical device comprising a delivery shaft having a delivery lumen, a proximal end, and a distal end, said delivery shaft further comprises a first deployment shaft and a second deployment shaft disposed within said delivery lumen, said delivery shaft further comprises a ligature releasably coupled thereto, said ligature having a first anchoring member and a second anchoring member; and deploying said ligature is within a coronary sinus that substantially encircles said mitral valve; deploying said first anchoring member to a first tissue area around said mitral valve; deploying said second anchoring member to a second tissue area around said mitral valve; wherein said first deployment shaft deploys and anchors said first anchoring member to said first tissue area and said second deployment shaft deploys and anchors said second anchoring member to said second tissue area.

Apparatuses and methods for heart valve repair

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