Sealing device and delivery system
A medical device for sealing a defect in a body includes a wire frame that includes a plurality of wires that form a first occluding member and a second occluding member. In some embodiments, a sealing member is in contact with the wire frame. In some embodiments, the sealing member is configured to define one or more openings in the sealing member.
1. A medical device comprising:
a plurality of wound wires forming:
a first eyelet,
a second eyelet,
a first disc member,
a second disc member, and
a defect-occupying portion disposed between the first disc member and the second disc member; and
a sealing member in contact with the frame including one or more openings configured to at least partially prevent or relieve a fluid pressure differential between an interior and an exterior of the sealing member, the sealing member forming a first occluding member with the first disc member and a second occluding member with the second disc member configured to seal a range of defect sizes from a largest defect size to a smallest defect size that is approximately 60% of the largest defect size.
2. The medical device of claim 1 , wherein the one or more openings define passages through the sealing member.
3. The medical device of claim 1 , wherein the one or more openings being configured to at least partially prevent or relieve the fluid pressure differential facilitates maintaining the medical device in a desired position and configuration in relation to the patient's anatomy.
4. The medical device of claim 1 , wherein the one or more openings includes two, three, four, five, six, seven, eight, nine, ten, eleven, or twelve openings.
5. The medical device of claim 1 , wherein the one or more openings are arranged on at least one of the first occluding member and the second occluding member.
6. The medical device of claim 1 , wherein the range of defect sizes includes at least one of: 8-15 mm, 13-20 mm, 18-25 mm, 23-30 mm, and 28-35 mm.
7. The medical device of claim 6 , wherein outer diameters of the first occluding member and the second occluding member are at least one of: approximately 27 mm and configured to seal the range of defect sizes of 8-15 mm, approximately 32 mm and configured to seal the range of defect sizes of 13-20 mm, approximately 37 mm and configured to seal the range of defect sizes of 18-25 mm, approximately 44 mm and configured to seal the range of defect sizes of 23-30 mm, approximately 48 mm and configured to seal the range of defect sizes of 28-35 mm.
8. The medical device of claim 7 , wherein an outer diameter of the defect-occupying portion is at least one of: approximately 17 mm and configured to seal the range of defect sizes of 8-15 mm, approximately 22 mm and configured to seal the range of defect sizes of 13-20 mm, approximately 27 mm and configured to seal the range of defect sizes of 18-25 mm, approximately 32 mm and configured to seal the range of defect sizes of 23-30 mm, and approximately 36 mm and configured to seal the range of defect sizes of 28-35 mm.
9. A medical device comprising:
a plurality of wound wires forming:
a first eyelet,
a second eyelet,
a first disc member,
a second disc member; and
a sealing member in contact with the frame including one or more openings configured to at least partially prevent or relieve a fluid pressure differential between an interior and an exterior of the sealing member, the sealing member forming a first occluding member with the first disc member and a second occluding member with the second disc member.
10. The medical device of claim 9 , wherein at least a first opening of the one or more openings is disposed at a location where, when the medical device assumes a deployed configuration, a single layer or two or more layers of the sealing member is present.
11. The medical device of claim 9 , wherein at least a first opening of the one or more openings is disposed within an interior space defined by a petal of the first occluding member or the second occluding member.
12. The medical device of claim 9 , further comprising a defect-occupying portion disposed between the first disc member and the second disc member; and medical device is configured to seal a range of defect sizes from a largest defect size to a smallest defect size that is approximately 60% of the largest defect size.
13. The medical device of claim 12 , wherein the range of defect sizes includes at least one of: 8-15 mm, 13-20 mm, 18-25 mm, 23-30 mm, and 28-35 mm.
14. The medical device of claim 13 , wherein outer diameters of the first occluding member and the second occluding member are at least one of: approximately 27 mm and configured to seal the range of defect sizes of 8-15 mm, approximately 32 mm and configured to seal the range of defect sizes of 13-20 mm, approximately 37 mm and configured to seal the range of defect sizes of 18-25 mm, approximately 44 mm and configured to seal the range of defect sizes of 23-30 mm, approximately 48 mm and configured to seal the range of defect sizes of 28-35 mm.
15. The medical device of claim 14 , wherein an outer diameter of the defect-occupying portion is at least one of: approximately 17 mm and configured to seal the range of defect sizes of 8-15 mm, approximately 22 mm and configured to seal the range of defect sizes of 13-20 mm, approximately 27 mm and configured to seal the range of defect sizes of 18-25 mm, approximately 32 mm and configured to seal the range of defect sizes of 23-30 mm, and approximately 36 mm and configured to seal the range of defect sizes of 28-35 mm.
16. The sealing device of claim 15 , wherein one or more of the one or more openings each have an open area within a range of about 0.4 mm 2 to about 4.0 mm 2 .
17. A method of deploying a medical device within a defect of a patient, the method comprising:
arranging the medical device at the defect, the medical device including a plurality of wound wires forming: a first eyelet, a second eyelet, a first disc member, a second disc member, and a defect-occupying portion disposed between the first disc member and the second disc member; and a sealing member in contact with the frame including one or more openings configured to at least partially prevent or relieve a fluid pressure differential between an interior and an exterior of the sealing member, the sealing member forming a first occluding member with the first disc member and a second occluding member with the second disc member configured to seal a range of defect sizes from a largest defect size to a smallest defect size that is approximately 60% of the largest defect size; and
deploying the first occluding member on a first side of the defect, the second occluding member on a second side of the defect-occupying portion within the defect.
18. The method of claim 17 , further comprising determining a size of the defect selecting the medical device based on the size of the defect falling within a range of one of 8-15 mm, 13-20 mm, 18-25 mm, 23-30 mm, and 28-35 mm.
19. The method of claim 18 , wherein outer diameters of the first occluding member and the second occluding member are at least one of: approximately 27 mm and configured to seal the range of defect sizes of 8-15 mm, approximately 32 mm and configured to seal the range of defect sizes of 13-20 mm, approximately 37 mm and configured to seal the range of defect sizes of 18-25 mm, approximately 44 mm and configured to seal the range of defect sizes of 23-30 mm, approximately 48 mm and configured to seal the range of defect sizes of 28-35 mm and an outer diameter of the defect-occupying portion is at least one of: approximately 17 mm and configured to seal the range of defect sizes of 8-15 mm, approximately 22 mm and configured to seal the range of defect sizes of 13-20 mm, approximately 27 mm and configured to seal the range of defect sizes of 18-25 mm, approximately 32 mm and configured to seal the range of defect sizes of 23-30 mm, and approximately 36 mm and configured to seal the range of defect sizes of 28-35 mm.