Apparatus and method for advancing catheters or other medical devices through a lumen
Rajendra Gurudas Sardesai, Arcadia, CA (US); Samir Bipin Pancholy, Clarks Summit, PA (US); and Tejas Madhusudan Patel, Ahmedabad (IN)
Assigned to Vasoinnovations Inc., South Pasadena, CA (US)
Appl. No. 18/022,264
Filed by VASOINNOVATIONS INC., South Pasadena, CA (US)
PCT Filed Aug. 23, 2021, PCT No. PCT/US2021/047186 § 371(c)(1), (2) Date Feb. 20, 2023, PCT Pub. No. WO2022/046654, PCT Pub. Date Mar. 3, 2022.
Application 18/022,264 is a continuation of application No. 17/221,448, filed on Apr. 2, 2021.
Application 17/221,448 is a continuation in part of application No. 17/064,704, filed on Oct. 7, 2020, granted, now 10,994,105.
Application 17/064,704 is a continuation of application No. 17/001,678, filed on Aug. 24, 2020, granted, now 10,828,470, issued on Nov. 10, 2020.
Application 17/001,678 is a continuation in part of application No. 16/888,219, filed on May 29, 2020, granted, now 10,821,267, issued on Nov. 3, 2020.
Application 16/888,219 is a continuation in part of application No. 16/721,909, filed on Dec. 19, 2019, granted, now 10,773,059, issued on Sep. 15, 2020.
Application 16/721,909 is a continuation in part of application No. 16/701,966, filed on Dec. 3, 2019, granted, now 10,773,058, issued on Sep. 15, 2020.
Claims priority of provisional application 62/886,349, filed on Aug. 14, 2019.
Prior Publication US 2023/0321411 A1, Oct. 12, 2023
1. A system for advancing a treatment device through a lumen of a patient's vasculature, said system comprising: at least an outer sheath; at least a catheter located inside the outer sheath, said catheter comprising a proximal portion and a distal portion and the treatment device, said catheter configured to be pushed and/or torqued to advance and maneuver the system through the distal portion of the catheter and the treatment device is constrained in a compressed state; an orienting balloon positioned on the catheter distal the treatment device and at least an anchor comprising a mechanical connector positioned on the catheter, said anchor configured to be fully inflated or expanded to engage an inner wall of the outer sheath while the orienting balloon is configured to be fully inflated to engage the inner wall of the outer sheath such that the anchor and the orienting balloon are configured to apply a pull force on the outer sheath when the anchor and orienting balloon engage the inner wall of the outer sheath with the catheter, and the catheter is pushed and/or torqued forward; wherein a handle at a proximal end of the catheter is used to engage or disengage the catheter and the outer sheath using the mechanical connector; and wherein the catheter is steerable.
