Insertion device for an insertion head, in particular for an infusion set

US7815607B2 · kind B2 · utility

Assignee

• Roche Diagnostics International AG · CH

Inventors

• Pascal Rutti · Neuendorf, CH
• Jurg Liniger · Ostermundigen, CH
• Allen John Pearson · Ramsey, GB
• Tom Kelsey · Cambridge, GB

Key dates

• Filing date: Mar 13, 2008
• Grant date: Oct 19, 2010
• Expiry date: Jul 7, 2028

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61M2005/1585
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

An insertion device for an infusion set, the device including a retention means by which the infusion set can be temporarily held on the device and drive means including a pretensionable spring for providing drive energy for an insertion movement of the infusion set, wherein the infusion set is secured by the retention means by clamping when the retention means is in an engage position and can then be moved, with simultaneous pretensioning of the spring, to an insertion movement starting position, wherein the infusion set is already separated from the retention means at the start of the insertion movement, and wherein the infusion set moves through at least part of the insertion movement free of the retention means.