Single action tissue sealer

US8945127B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8945127-B2
Application numberUS-201414162192-A
CountryUS
Kind codeB2
Filing dateJan 23, 2014
Priority dateAug 19, 2005
Publication dateFeb 3, 2015
Grant dateFeb 3, 2015

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  1. Title

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  2. Abstract

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  4. Key dates

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  5. First independent claim

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

An endoscopic bipolar forceps includes a housing and a shaft, the shaft having an end effector assembly at its distal end. The end effector assembly includes two jaw members for grasping tissue therebetween. The jaw members are adapted to connect to an electrosurgical energy source which enable them to conduct energy through the tissue to create a tissue seal. A drive assembly is disposed within the housing which moves the jaw members. A switch is disposed within the housing which activates the electrosurgical energy. A knife assembly is included which is advanceable to cut tissue held between the jaw members. A movable handle is connected to the housing. Continual actuation of the movable handle engages the drive assembly to move the jaw members, engages the switch to activate the electrosurgical energy source to seal the tissue, and advances the knife assembly the cut the tissue disposed between the jaw members.

First claim

Opening claim text (preview).

What is claimed is: 1. A bipolar forceps, comprising: a housing; an elongated shaft extending distally from the housing; an end effector assembly engaged to a distal end of the elongated shaft, the end effector assembly including a first jaw member and a second jaw member, the first jaw member pivotable relative to the second jaw member from a first open position to a second closed position for grasping tissue, the jaw members adapted to connect to an electrosurgical energy so…

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What does patent US8945127B2 cover?
An endoscopic bipolar forceps includes a housing and a shaft, the shaft having an end effector assembly at its distal end. The end effector assembly includes two jaw members for grasping tissue therebetween. The jaw members are adapted to connect to an electrosurgical energy source which enable them to conduct energy through the tissue to create a tissue seal. A drive assembly is disposed withi…
Who is the assignee on this patent?
Covidien Ag
What technology area does this patent fall under?
Primary CPC classification A61B18/1445. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Tue Feb 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).