Single catheter mitral valve repair device and method for use
First Claim
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1. An apparatus for fastening a tissue segment within the heart of a patient in vivo, comprising:
- an elongated body having a proximal end and a distal end;
a fastener deployment housing at the distal end of the elongated body, the fastener deployment housing having at least one vacuum port and at least one fastener deployment port formed thereon;
an extendable engagement tip capable of moving in telescopic relation to the fastener deployment housing, the extendable engagement tip having at least one fastener receiving port formed thereon, the extendable tip capable of telescoping distally of the distal end of the fastener deployment housing and the elongated body;
at least one deployable fastener disposed within the fastener deployment housing, the deployable fastener capable of engaging the tissue segment when positioned proximal to the engagement tip; and
at least one fastener deployment actuator in communication with the deployable fastener and capable of causing the fastener to engage the tissue segment.
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Abstract
A single catheter mitral valve repair device for stabilizing a tissue portion and selectively applying a tissue fastener thereto. The single catheter mitral valve repair device of the present invention includes an extendable engagement tip having at least one vacuum port formed thereon, at least one deployable fastener in communication with the engagement tip, and at least one actuator member in communication with the port. The deployable fastener is capable of controllably engaging and fastening a tissue segment located proximal to the engagement tip.
230 Citations
21 Claims
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1. An apparatus for fastening a tissue segment within the heart of a patient in vivo, comprising:
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an elongated body having a proximal end and a distal end; a fastener deployment housing at the distal end of the elongated body, the fastener deployment housing having at least one vacuum port and at least one fastener deployment port formed thereon; an extendable engagement tip capable of moving in telescopic relation to the fastener deployment housing, the extendable engagement tip having at least one fastener receiving port formed thereon, the extendable tip capable of telescoping distally of the distal end of the fastener deployment housing and the elongated body; at least one deployable fastener disposed within the fastener deployment housing, the deployable fastener capable of engaging the tissue segment when positioned proximal to the engagement tip; and at least one fastener deployment actuator in communication with the deployable fastener and capable of causing the fastener to engage the tissue segment. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. An apparatus for fastening a tissue segment within the heart of a patient in vivo, comprising:
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an elongated body having a proximal end and a distal end; a fastener deployment housing at the distal end of the elongated body, the fastener deployment housing having at least one vacuum port and at least one fastener deployment port formed thereon; an extendable engagement tip capable of moving in telescopic relation to the fastener deployment housing, the extendable engagement tip having at least one fastener receiving port formed thereon, the extendable tip further comprising an actuation flange that telescopically couples the fastener deployment housing with the extendable tip; at least one deployable fastener disposed within the fastener deployment housing, the deployable fastener capable of engaging the tissue segment when positioned proximal to the engagement tip; and at least one fastener deployment actuator in communication with the deployable fastener and capable of causing the fastener to engage the tissue segment. - View Dependent Claims (15)
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16. An apparatus for fastening a tissue segment within the heart of a patient in vivo, comprising:
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an elongated body having a proximal end and a distal end; a fastener deployment housing at the distal end of the elongated body, the fastener deployment housing having at least one vacuum port and at least one fastener deployment port formed thereon; an extendable engagement tip capable of moving in telescopic relation to the fastener deployment housing, the extendable engagement tip having at least one fastener receiving port formed thereon; at least one deployable fastener disposed within the fastener deployment housing, the deployable fastener capable of engaging the tissue segment when positioned proximal to the engagement tip; and at least one fastener deployment actuator in communication with the deployable fastener and capable of causing the fastener to engage the tissue segment; wherein the vacuum port and fastener port are one in the same.
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17. An apparatus for fastening a tissue segment within the heart of a patient in vivo, comprising:
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an elongated body having a proximal end and a distal end; a fastener deployment housing at the distal end of the elongated body, the fastener deployment housing having at least one vacuum port and at least one fastener deployment port formed thereon; an extendable engagement tip capable of moving in telescopic relation to the fastener deployment housing, the extendable engagement tip having at least one fastener receiving port formed thereon; at least one deployable fastener disposed within the fastener deployment housing, the deployable fastener capable of engaging the tissue segment when positioned proximal to the engagement tip; and at least one fastener deployment actuator in communication with the deployable fastener and capable of causing the fastener to engage the tissue segment; wherein the fastener receiving port further comprises at least one fastener catch capable of engaging and retaining the deployable fastener. - View Dependent Claims (18, 19)
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20. An apparatus for fastening a tissue segment within the heart of a patient in vivo, comprising:
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an elongated body having a proximal end and a distal end, wherein the elongated body is flexible; a fastener deployment housing at the distal end of the elongated body, the fastener deployment housing having at least one vacuum port and at least one fastener deployment port formed thereon; an extendable engagement tip capable of moving in telescopic relation to the fastener deployment housing, the extendable engagement tip having at least one fastener receiving port formed thereon; at least one deployable fastener disposed within the fastener deployment housing, the deployable fastener capable of moving the tissue segment when positioned proximal to the engagement tip; and at least one fastener deployment actuator in communication with the deployable fastener and capable of causing the fastener to engage the tissue segment; one or more actuation members within the elongated body, wherein each actuation member is in communication with at least one device selected from the group consisting of the engagement tip, the port, the deployable fastener, the actuator, the handle, and an external vacuum source; and wherein the external vacuum source is in communication with at least one vacuum lumen located within the elongated body, wherein the vacuum lumen communicates with the actuation members and the vacuum port.
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21. A system for repairing tissue within the body of a patient, comprising
a handle comprising: -
a stationary handle body; a engagement tip actuator connected to the stationary handle body; a fastener deployment actuator coupled to the stationary handle body; and a vacuum connector; an elongated body comprising; a flexible body member; at least one vacuum lumen integral with the body member; at least one actuation lumen integral with the body member, wherein the actuation lumen is capable of receiving at least one actuation member therein; and at least one fastener lumen integral with the body member, wherein the fastener lumen is capable of receiving at least one deployable fastener therein; and
,an engagement tip comprising; a fastener deployment housing capable of attaching to the elongated body; an actuation flange attached to the fastener deployment housing; an extendable tip attached to the actuation flange end in communication with the engagement tip actuator; a vacuum port in communication with the vacuum connector; and
,at least one deployable fastener in communication with the fastener deployment actuator.
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Specification