Patent · US Active

Flexible catheter with a drive shaft

US10478538B2 · kind B2 · utility

48Cited by

2References

39Claims

0Family size

Assignee

ECP Entwicklungsgesellschaft mbH · DE

Inventors

Mario Scheckel · Aachen, DE
Joerg Schumacher · Teltow, DE

Key dates

Filing date	Oct 31, 2014
Grant date	Nov 19, 2019
Priority date	—
Expiry date	Feb 22, 2035

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16C2316/10
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

The invention relates to a flexible catheter (1) with a drive shaft (2), with a sleeve (6) surrounding the drive shaft (2) and with a sheath (7) surrounding the drive shaft (2) and the sleeve (6), wherein the drive shaft, the sleeve (6) and the sheath (7) are pliable, wherein the drive shaft (2) at a proximal end of the drive shaft (2) comprises a coupling element (5) for connecting the drive shaft (2) to a drive motor (18), wherein the drive shaft (2) at least regionally consist of a alloy which contains at least 10% by weight of chromium, nickel and cobalt in each case. The invention moreover relates to a blood pump arrangement with such a catheter.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.