US 11,751,787 B2
Intravascular catheter with peri-vascular nerve activity sensors
David R. Fischell, Fair Haven, NJ (US); Tim A. Fischell, Kalamazoo, MI (US); Vartan Ghazarossian, Menlo Park, CA (US); and Steven Almany, Bloomfield Hills, MI (US)
Assigned to Ablative Solutions, Inc., Wakefield, MA (US)
Filed by Ablative Solutions, Inc., San Jose, CA (US)
Filed on Aug. 4, 2020, as Appl. No. 16/984,671.
Application 16/984,671 is a continuation of application No. 15/940,178, filed on Mar. 29, 2018, granted, now 10,736,524.
Application 15/940,178 is a continuation of application No. 14/063,907, filed on Oct. 25, 2013, granted, now 9,931,046, issued on Apr. 3, 2018.
Prior Publication US 2021/0015381 A1, Jan. 21, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 3/02 (2006.01); A61M 31/00 (2006.01); A61B 5/05 (2021.01); A61B 5/24 (2021.01); A61B 5/00 (2006.01); A61B 18/14 (2006.01); A61B 18/00 (2006.01); A61B 17/32 (2006.01); A61B 18/18 (2006.01); A61B 18/02 (2006.01); A61B 18/04 (2006.01); A61M 25/00 (2006.01); A61B 5/20 (2006.01); A61B 90/00 (2016.01)
CPC A61B 5/24 (2021.01) [A61B 5/4035 (2013.01); A61B 5/6848 (2013.01); A61B 5/6852 (2013.01); A61B 5/201 (2013.01); A61B 18/1477 (2013.01); A61B 18/1492 (2013.01); A61B 18/1815 (2013.01); A61B 2017/320069 (2017.08); A61B 2018/00214 (2013.01); A61B 2018/00434 (2013.01); A61B 2018/00577 (2013.01); A61B 2018/00642 (2013.01); A61B 2018/00839 (2013.01); A61B 2018/0212 (2013.01); A61B 2018/046 (2013.01); A61B 2018/1425 (2013.01); A61B 2090/3966 (2016.02); A61M 2025/0095 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A catheter for placement into a vessel of a human body comprising:
a catheter body having a central axis extending in a longitudinal direction and also having a central lumen;
at least two needle guiding elements comprising a curved shape adapted to advance outwardly from the catheter body toward the interior wall of a target vessel;
at least two needles adapted to advance outwardly, guided by the at least two needle guiding elements to penetrate the interior wall of the target vessel, wherein the at least two needle guiding elements are configured to maintain their position against the interior wall of the target vessel as the at least two needles penetrate the interior wall of the target vessel to a target tissue; and
a radiopaque marker.