Apparatus and method for occluding a defect or aperture within body surface

Claim 1

A method for occluding an aperture within a body surface comprising the steps of: a) providing an occlusion bag comprising a proximal sac and a distal sac, said proximal sac connected to said distal sac by a central and said proximal sac having a proximal connector oriented opposite said central connector; b) affixing a delivery catheter to said proximal connector of said occlusion bag; c) inserting a guide catheter into said delivery catheter; d) affixing a proximal end of a super-elastic wire to a release mechanism; e) inserting said super-elastic wire and said release mechanism into said guide catheter; f) collapsing proximal and distal sacs of said occlusion bag; g) inserting a sub-assembly comprising said occlusion bag, said guide catheter, said delivery catheter, said super-elastic wire and said release mechanism, into a delivery sheath; h) transporting and positioning said delivery sheath containing said sub-assembly into said aperture; i) withdrawing said delivery sheath from said aperture to expose said sub-assembly; j) advancing said distal sac of said occlusion bag into a distal portion of said aperture, withdrawing said guide catheter to a mid-portion of said distal sac, advancing a distal portion of said super-elastic wire into said distal sac, and deploying said distal portion of said super-elastic wire within said distal sac of said occlusion bag wherein said super-elastic wire is movably contained within said occlusion bag; k) withdrawing said delivery sheath to expose said proximal sac of said occlusion bag, withdrawing said guide catheter to a portion of said proximal sac, advancing a proximal portion of said super-elastic wire into said proximal sac, and deploying said proximal portion of said super-elastic wire within said proximal sac of said occlusion bag; l) activating said release mechanism to release said super-elastic wire within said occlusion bag; m) withdrawing said guide catheter from said occlusion bag; n) disengaging and withdrawing said delivery catheter from said occlusion bag; and o) withdrawing said delivery sheath containing said delivery catheter, said guide catheter and said release mechanism.

Claim 2

A method for occluding an aperture within a body surface comprising the steps of: a) providing an occlusion bag comprising a proximal sac and a distal sac, said proximal sac connected to said distal sac by a central and said proximal sac having a proximal connector oriented opposite said central connector; b) affixing a delivery catheter to said proximal connector of said occlusion bag; c) inserting a guide catheter into said delivery catheter; d) affixing a proximal end of a super-elastic wire to a release mechanism; e) inserting said super-elastic wire and said release mechanism into said guide catheter; f) collapsing proximal and distal sacs of said occlusion bag; g) inserting a sub-assembly comprising said occlusion bag, said guide catheter, said delivery catheter, said super-elastic wire and said release mechanism, into a delivery sheath; h) transporting and positioning said delivery sheath containing said sub-assembly into said aperture; i) withdrawing said delivery sheath from said aperture to expose said sub-assembly; j) advancing said distal sac of said occlusion bag into a distal portion of said aperture, withdrawing said guide catheter to a mid-portion of said distal sac, advancing a distal portion of said super-elastic wire into said distal sac, and deploying said distal portion of said super-elastic wire within said distal sac of said occlusion bag wherein said super-elastic wire is movably contained within said occlusion bag; k) withdrawing said delivery sheath to expose said proximal sac of said occlusion bag, withdrawing said guide catheter to a portion of said proximal sac, advancing a proximal portion of said super-elastic wire into said proximal sac, and deploying said proximal portion of said super-elastic wire within said proximal sac of said occlusion bag; l) activating said release mechanism to release said super-elastic wire within said occlusion bag; m) withdrawing said guide catheter from said occlusion bag; n) disengaging and withdrawing said delivery catheter from said occlusion bag; and o) withdrawing said delivery sheath containing said delivery catheter, said guide catheter and said release mechanism.

Claim 5

An apparatus for occluding an aperture within a body surface comprising: a) an occlusion bag comprising a proximal sac, and distal sac, said proximal sac connected to said distal sac by a central connector and said proximal sac having a proximal connector oriented opposite said central connector; b) a delivery catheter removably attached to said proximal connector of said occlusion bag; c) a guide catheter inserted into said delivery catheter and movably contained within said occlusion bag; d) a super-elastic wire having a proximal end and a distal end and insertable into said guide catheter wherein said super-elastic wire is movably contained within said occlusion bag; e) a release mechanism connected to said proximal end of sid super-elastic wire; f) said occlusion bag, said delivery catheter, said guide catheter, said super-elastic wire and said release mechanism comprising a sub-assembly; and g) a delivery sheath for containing delivering and deploying said sub-assembly to the aperture.

Claim 6

An apparatus for occluding an aperture within a body surface comprising: a) an occlusion bag comprising a proximal sac, and distal sac, said proximal sac connected to said distal sac by a central connector and said proximal sac having a proximal connector oriented opposite said central connector; b) a delivery catheter removably attached to said proximal connector of said occlusion bag; c) a guide catheter inserted into said delivery catheter and movably contained within said occlusion bag; d) a super-elastic wire having a proximal end and a distal end and insertable into said guide catheter wherein said super-elastic wire is movably contained within said occlusion bag; e) a release mechanism connected to said proximal end of sid super-elastic wire; f) said occlusion bag, said delivery catheter, said guide catheter, said super-elastic wire and said release mechanism comprising a sub-assembly; and g) a delivery sheath for containing delivering and deploying said sub-assembly to the aperture.

Claim 8

An apparatus for occluding an aperture within a body surface comprising: a) an occlusion bag comprising a proximal sac and a distal sac, said proximal sac connected to said distal sac by a central connector and said proximal sac having a proximal connector oriented opposite said central connector; and b) a super-elastic wire frame having two sets of multiple loops wherein said super-elastic wire frame is movably contained within and unattached to said occlusion bag.

Claim 9

An apparatus for occluding an aperture within a body surface comprising: a) an occlusion bag comprising a proximal sac and a distal sac, said proximal sac connected to said distal sac by a central connector and said proximal sac having a proximal connector oriented opposite said central connector; and b) a super-elastic wire frame having two sets of multiple loops wherein said super-elastic wire frame is movably contained within and unattached to said occlusion bag.

Claim 10

A method for occluding an aperture within a body surface comprising the steps of: a) providing an occlusion bag comprising a proximal sac and a distal sac, said proximal sac connected to said distal sac by a central connector and said proximal sac having a proximal connector oriented opposite said central connector; b) affixing a delivery catheter to said proximal connector of said occlusion bag; c) inserting a guide catheter into said delivery catheter; d) affixing a proximal end of a super-elastic wire to a release mechanism; e) inserting said super-elastic wire and release mechanism into said guide catheter f) collapsing said proximal and distal sacs of said occlusion bag; g) inserting a sub-assembly comprising said occlusion bag, said guide catheter, said delivery catheter, said super-elastic wire and said release mechanism into a delivery sheath; h) transporting and positioning said delivery sheath containing said sub-assembly into said aperture; i) withdrawing said delivery sheath from said aperture to expose said sub-assembly; j) advancing said distal sac of said occlusion bag into a distal portion of said aperture, withdrawing said guide catheter to a mid-portion of said distal sac, advancing a distal portion of said super-elastic wire into said distal sac, and deploying said distal portion of super-elastic within said distal sac of said occlusion bag; k) withdrawing said sheath to expose said proximal sac of said occlusion bag, withdrawing said guide catheter to a portion of sid proximal sac, advancing a proximal portion of said super-elastic wire into said proximal sac, and deploying said proximal portion of super-elastic wire within said proximal sac of said occlusion bag and said super-elastic wire is deployed within and unattached to said occlusion bag; and l) repositioning said super-elastic wire and said occlusion bag within the aperature.

Claim 11

A method for occluding an aperture within a body surface comprising the steps of: a) providing an occlusion bag comprising a proximal sac and a distal sac, said proximal sac connected to said distal sac by a central connector and said proximal sac having a proximal connector oriented opposite said central connector; b) affixing a delivery catheter to said proximal connector of said occlusion bag; c) inserting a guide catheter into said delivery catheter; d) affixing a proximal end of a super-elastic wire to a release mechanism; e) inserting said super-elastic wire and release mechanism into said guide catheter f) collapsing said proximal and distal sacs of said occlusion bag; g) inserting a sub-assembly comprising said occlusion bag, said guide catheter, said delivery catheter, said super-elastic wire and said release mechanism into a delivery sheath; h) transporting and positioning said delivery sheath containing said sub-assembly into said aperture; i) withdrawing said delivery sheath from said aperture to expose said sub-assembly; j) advancing said distal sac of said occlusion bag into a distal portion of said aperture, withdrawing said guide catheter to a mid-portion of said distal sac, advancing a distal portion of said super-elastic wire into said distal sac, and deploying said distal portion of super-elastic within said distal sac of said occlusion bag; k) withdrawing said sheath to expose said proximal sac of said occlusion bag, withdrawing said guide catheter to a portion of sid proximal sac, advancing a proximal portion of said super-elastic wire into said proximal sac, and deploying said proximal portion of super-elastic wire within said proximal sac of said occlusion bag and said super-elastic wire is deployed within and unattached to said occlusion bag; and l) repositioning said super-elastic wire and said occlusion bag within the aperature.