Surgical Gas Delivery Device with Internal Gaseous Sealing Module

ChangeBridge: EPO Bulletin - Medical Devices (A61M)

Published March 25th, 2026

Detected April 2nd, 2026

Summary

The European Patent Office published patent EP4282461A2 granted to CONMED Corporation for a surgical gas delivery device with internal gaseous sealing module and filtered tube set for use in laparoscopic and minimally invasive surgical procedures. The patent covers insufflation technology including gaseous sealing and filtration components. Designated states include all EU member states and extended European states.

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What changed

EPO granted patent EP4282461A2 to CONMED Corporation covering a surgical gas delivery device with internal gaseous sealing module and filtered tube set. The invention relates to insufflation systems for laparoscopic surgery, with inventors including Silver, Augelli, Stearns, and Kane. The patent is classified under A61M 13/00, A61B 17/34, and A61M 39/10.

Medical device manufacturers developing gas-based surgical delivery or insufflation systems should conduct freedom-to-operate analyses to assess potential patent infringement risks. While patents grant exclusive rights rather than impose regulatory compliance obligations, entities in the surgical device space should review this intellectual property when designing new products. No compliance deadlines or penalties are associated with this patent publication.

Source document (simplified)

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SURGICAL GAS DELIVERY DEVICE WITH INTERNAL GASEOUS SEALING MODULE AND FILTERED TUBE SET THEREFOR

Publication EP4282461A2 Kind: A2 Mar 25, 2026

Applicants

CONMED Corporation

Inventors

SILVER, Mikiya, AUGELLI, Michael J., STEARNS, Ralph, KANE, Michael J.

IPC Classifications

A61M 13/00 20060101AFI20240109BHEP A61B 17/34 20060101ALI20240109BHEP A61M 39/10 20060101ALI20240109BHEP

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, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR

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