MINIMALLY INVASIVE SURGICAL TECHNIQUES
2 Assignments
0 Petitions
Accused Products
Abstract
Apparatus and methods are described including a trocar (40) that defines a lumen therethrough, configured to provide a passage through skin of a subject into a body of the subject. A cannula (60) is configured to be placed into the subject'"'"'s body via the passage provided by the trocar, the cannula being configured to be slidable with respect to the trocar. The cannula includes an outer tube (64) having a first expandable element (77) disposed at a distal end thereof, and an inner tube (62) having a second expandable element (72) disposed at a distal end thereof, the inner tube being configured to be slidable with respect to the outer tube. A vacuum port (61) applies vacuum pressure to the first expandable element via a space (65) between the inner and outer tubes of the cannula. Other applications are also described.
84 Citations
119 Claims
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1-73. -73. (canceled)
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74. A method comprising:
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advancing a longitudinal element, through a peripheral blood vessel, to a chamber of a heart of a subject; creating a passage in a wall of the heart; and passing the longitudinal element through the passage, out of the heart, and through skin of the subject, such that the longitudinal element extends in a path from the heart to the skin. - View Dependent Claims (75, 76, 77, 78, 79)
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80-83. -83. (canceled)
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84. A method comprising:
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advancing a catheter, through a peripheral blood vessel, to a chamber of a heart of a subject; passing a longitudinal element through the catheter; creating a passage in a wall of the heart, from within the chamber of the heart; passing the longitudinal element through the passage, out of the heart, and through skin of the subject, such that the longitudinal element extends from the heart to the skin; and subsequently, passing a tool into the heart over the longitudinal element. - View Dependent Claims (85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 118, 119)
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108-117. -117. (canceled)
Specification