Therapeutic and diagnostic agent delivery
First Claim
1. A method for treating a patient'"'"'s heart comprising:
- a) forming a channel within a region of a wall of the patient'"'"'s heart which includes a myocardial layer; and
b) contacting heart tissue within the region of the heart adjacent the formed channel with an angiogenic agent.
7 Assignments
0 Petitions
Accused Products
Abstract
A system for treating a patient'"'"'s heart which comprises a means to form channels in the heart wall and a means to deliver a therapeutic or diagnostic agent into the channels. Additionally, the system may comprise a means to retain the agent within the channels for a useful period of time. The system may be configured to be introduced percutaneously or intraoperatively. The system generally comprises an elongated, flexible lasing transmission means having a laser radiation emitting means and an delivery lumen opening at the distal end. Practice of the invention comprises forming channels in the heart wall and delivering a therapeutic or diagnostic agent into the channel. Gene therapy agents of this invention comprise vectors for transferring genetic information to the heart tissue in vivo or harvested cells which have been genetically engineered in vitro. Additionally, the invention may comprise retaining the agent within the channels, for example, by incorporating the agent in a viscous carrier.
180 Citations
8 Claims
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1. A method for treating a patient'"'"'s heart comprising:
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a) forming a channel within a region of a wall of the patient'"'"'s heart which includes a myocardial layer; and b) contacting heart tissue within the region of the heart adjacent the formed channel with an angiogenic agent. - View Dependent Claims (2)
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3. A method for treating a patient'"'"'s heart comprising:
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a) ablating tissue in a wall of the patient'"'"'s heart; and b) delivering an angiogenic agent into the heart wall. - View Dependent Claims (4, 5, 6, 7, 8)
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Specification