6 patents
Utility
Closed tip dynamic microvalve protection device
5 Oct 21
A method includes providing microvalve device having inner and outer catheters, and a filter valve attached to the distal end of the inner and outer catheters.
Bryan Pinchuk, James E. Chomas
Filed: 3 May 18
Utility
Method for infusing an immunotherapy agent to a solid tumor for treatment
17 Aug 21
A method for delivering an immunotherapy agent to a tumor includes advancing the delivery device into a vessel of a patient, and infusing the agent under pressure into the vessel to penetrate the tumor.
David Benjamin Jaroch, James E. Chomas
Filed: 13 Dec 18
Utility
Dynamic microvalve protection device
26 Oct 20
An apparatus includes a delivery catheter having a deployable dynamic valve that dynamically opens and closes in response to relative fluid pressure thereabout, particularly while in an anatomical lumen.
James E. Chomas, Leonard Pinchuk, John Martin, Aravind Arepally, Brett E. Naglreiter, Bryan M. Pinchuk
Filed: 5 Nov 17
Utility
Guiding catheter having shape-retentive distal end
19 Oct 20
A guiding catheter has a proximal portion constructed of a tubular braid and a shape-retentive distal portion including a superelastic hypotube cut to define particular mating, support, shape-retentive and flexibility characteristics.
David Benjamin Jaroch
Filed: 7 Jan 18
Utility
System and method for selective pressure-controlled therapeutic delivery
21 Sep 20
A treatment system includes a guide sheath, and a catheter provided with a pressure-controlled element.
Aravind Arepally, David Benjamin Jaroch, Bryan Pinchuk, James E. Chomas
Filed: 12 Sep 17
Utility
Dynamic reconfigurable microvalve protection device
16 Mar 20
An endovascular microvalve device for use in a vessel during a therapy procedure includes a catheter and a filter valve coupled to the catheters.
Bryan Pinchuk, James E. Chomas, David Benjamin Jaroch
Filed: 19 Mar 17
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