Olympus Patent Grant US12605200B2, Electrosurgical Device
Summary
The USPTO granted Patent US12605200B2 to OLYMPUS WINTER & IBE GMBH for an electrosurgical handheld device with a funnel-shaped feedthrough design. The patent, classified under CPC A61B 18/149, claims 21 patent claims covering the device's handle, main body, and adapter components. The filing date was April 1, 2022, with application number 17711373.
What changed
The USPTO issued Patent US12605200B2, a B2 utility patent, to OLYMPUS WINTER & IBE GMBH covering electrosurgical handheld devices used in endoscopic urology and gynecology applications. The patent discloses a funnel-shaped feedthrough design where the cross-section tapers from the distal to proximal side of the handle, enabling cost-effective production while maintaining laminar flow of irrigation liquid at the device's distal end.
For competitors in the electrosurgical device market, this patent establishes intellectual property barriers around the funnel-shaped feedthrough geometry and associated handle/main body/adapter configurations. Companies developing similar irrigation-assisted electrosurgical instruments should conduct freedom-to-operate analyses to assess potential infringement exposure.
Archived snapshot
Apr 21, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Electrosurgical handheld device and also a proximal, central and distal portion of a main body of an electrosurgical handheld device
Grant US12605200B2 Kind: B2 Apr 21, 2026
Assignee
OLYMPUS WINTER & IBE GMBH
Inventors
Christoph Knopf, Hannes Miersch, Christian Brockmann, Andreas Offt
Abstract
Electrosurgical handheld devices are used mainly for endoscopic applications in urology or in gynaecology. However, the field of use of these instruments is not limited to these regions of the human body and instead also includes the treatment of further organs in the lower part of the human abdomen. The invention makes available an electrosurgical handheld device and also a handle, a main body and an adapter, which are particularly easy and cost-effective to produce and which at the same time ensure a laminar flow of the irrigation liquid at the distal end of the handheld device. This is achieved by the fact that a feedthrough extending through a handle is funnel-shaped, wherein a cross section of the feedthrough tapers from a distal side to a proximal side of the handle.
CPC Classifications
A61B 18/149
Filing Date
2022-04-01
Application No.
17711373
Claims
21
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