Patent · US Active

System for withdrawing blood

US8636758B2 · kind B2 · utility

3Cited by

142References

27Claims

0Family size

Assignee

Roche Diagnostics Operations, Inc. · US

Inventors

Michael Fritz · Biblis, DE
Klaus-Dieter Sacherer · Tauberbischofsheim, DE
Hans List · Prien am Chiemsee, DE
Thomas Weiss · Mannheim, DE
Frank Deck · Niederkirchen, DE
Claudio Immekus · Tutschfelden, DE

Key dates

Filing date	Oct 11, 2011
Grant date	Jan 28, 2014
Priority date	—
Expiry date	Nov 3, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B5/15194
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

The present invention includes a system for withdrawing body fluids. The system includes a drive unit having a plunger which is moved from a resting position into a lancing position in order to carry out a lancing process and a lancing unit containing a lancet with a needle. The plunger and lancet are coupled together by a form fit in order to carry out a lancing process. The invention additionally concerns a method for temporarily extending a needle from a device for withdrawing body fluid as well as a lancing unit that can be attached to the drive unit.

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