Air-in-line Prevention Algorithm

ChangeBridge: EPO Bulletin - Health Informatics (G16H)

Published March 25th, 2026

Detected April 1st, 2026

Summary

The European Patent Office published patent application EP4616416A1 for CareFusion 303, Inc., covering an air-in-line prevention algorithm for medical infusion devices. The patent application was filed with IPC classifications in G16H 20/17 (ICT for therapies) and A61M categories covering infusion systems and air detection mechanisms.

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What changed

EPO published patent application EP4616416A1 for an air-in-line prevention algorithm filed by CareFusion 303, Inc. The inventors are Michael K. Workman and Susan Horvath. The patent covers ICT systems for drug delivery (G16H 20/17) and infusion pump air detection mechanisms (A61M 5/36).

This is an informational patent publication with no compliance obligations. Medical device manufacturers developing infusion systems with air-in-line detection should review the published claims to assess potential freedom-to-operate considerations. No action is required for compliance purposes.

Source document (simplified)

← EPO Patent Bulletin

AIR-IN-LINE PREVENTION ALGORITHM

Publication EP4616416A1 Kind: A1 Mar 25, 2026

Applicants

CareFusion 303, Inc.

Inventors

WORKMAN, Michael, K., HORVATH, Susan

IPC Classifications

G16H 20/17 20180101AFI20260216BHEP A61M 5/142 20060101ALI20260216BHEP A61M 5/168 20060101ALI20260216BHEP A61M 5/36 20060101ALI20260216BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR

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