US 12,239,795 B2
Thoracic catheter
Asmus Heumann, Hamburg (DE); and Jakob Izbicki, Hamburg (DE)
Assigned to Universitaetsklinikum Hamburg-Eppendorf, Hamburg (DE)
Appl. No. 17/422,498
Filed by Universitaetsklinikum Hamburg-Eppendorf, Hamburg (DE)
PCT Filed Jan. 20, 2020, PCT No. PCT/EP2020/051215
§ 371(c)(1), (2) Date Jul. 13, 2021,
PCT Pub. No. WO2020/152071, PCT Pub. Date Jul. 30, 2020.
Claims priority of application No. 19152858 (EP), filed on Jan. 21, 2019.
Prior Publication US 2022/0062583 A1, Mar. 3, 2022
Int. Cl. A61M 25/00 (2006.01)
CPC A61M 25/0043 (2013.01) [A61M 2025/0057 (2013.01); A61M 2205/02 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A thoracic catheter (1) having a distal end (2), a proximal end (3) and an intercostal region (4) in between, wherein the thoracic catheter (1) includes a tube-like structure having an outer wall (9), the outer wall (9) having a recess in the intercostal region (4), wherein a capillary active layer (5) comprising fibers or filaments (14) running spirally around the thoracic catheter (1) is arranged in the recess of the outer wall (9), the capillary active layer (5) fluidically connectable to a distal source (7) of an anesthetic agent, and which capillary active layer (5), when arranged in the body of a patient, is capable of releasing the anesthetic agent into the intercostal space (21).