Transurethral needle ablation system with flexible catheter tip
First Claim
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1. A transurethral ablation device, comprising:
- a transurethral catheter insertable into a urethra of a patient;
a catheter tip, wherein the catheter tip comprises;
a rigid core positioned at a distal end of the catheter; and
a flexible tip positioned at a distal end of the rigid core;
at least one ablation needle extendable from the rigid core of the catheter tip to penetrate prostate tissue of the patient and to deliver ablation energy to the prostate tissue.
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Abstract
A one-piece, single-use disposable device for transurethral needle ablation (TUNA) of prostate tissue to alleviate BPH is disclosed. The device may include a flexible catheter tip including a rigid core and a flexible tip. The device may also include a single use lockout to help ensure that the device is used to perform only one ablation procedure on a single patient. The device may further include a simplified needle deployment mechanism and/or an automatic needle retraction mechanism.
85 Citations
17 Claims
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1. A transurethral ablation device, comprising:
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a transurethral catheter insertable into a urethra of a patient;
a catheter tip, wherein the catheter tip comprises;
a rigid core positioned at a distal end of the catheter; and
a flexible tip positioned at a distal end of the rigid core;
at least one ablation needle extendable from the rigid core of the catheter tip to penetrate prostate tissue of the patient and to deliver ablation energy to the prostate tissue. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification