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US 2020/0046397 A1Published application
Selective tissue removal treatment device
AssigneeHydroCision, Inc.
InventorsHoward W. Donnelly, Mark Lewis, Lynne Messina
Life of this patent
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Abstract
This disclosure describes techniques and devices for improvement of surgical outcomes for tissue removal surgeries. A surgical instrument with adjustable and selective resection is described. The disclosed devices and methods allow selective tissue removal.
Claims18
A surgical instrument comprising:
- a handle for gripping;
- an insertion end comprising a first lumen and a second lumen, the first lumen and second lumen each comprising:
- a distal end, the distal end including a closed terminal end portion;
- and
- a proximal end attached to the handle;
- the first lumen extending along a longitudinal axis of the surgical instrument, the first lumen comprising:
- a first inner bore;
- and
- a nozzle formed in a side wall of the first lumen proximate to the closed terminal end portion, the nozzle configured to enable a jet of fluid to exit the nozzle;
- and
- the second lumen extending parallel to the first lumen along the longitudinal axis, the second lumen comprising:
- a second inner bore;
- and
- an aperture abutting and opposite the nozzle, the aperture configured to receive a jet of fluid therein,
- wherein the closed terminal end portion of the first lumen is located proximal to the closed terminal portion of the second lumen.
12 more elements
Dependencies are inferred from the claim text.