LOW FRICTION CANNULA SEALS FOR MINIMALLY INVASIVE ROBOTIC SURGERY

Embodiments of a cannula seal are disclosed. In some embodiments, a cannula seal can include a base portion that engages with a cannula; and a seal portion integrally formed with the base portion that slidebly engages with an instrument shaft such that an insertion frictional force between the seal...

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Bibliographic Details
Main Authors Schena, Bruce M, Blumenkranz, Stephen J, Goldberg, Randal P
Format Patent
LanguageEnglish
Published 09.02.2023
Subjects
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Summary:Embodiments of a cannula seal are disclosed. In some embodiments, a cannula seal can include a base portion that engages with a cannula; and a seal portion integrally formed with the base portion that slidebly engages with an instrument shaft such that an insertion frictional force between the seal portion and the instrument shaft for insertion of the instrument shaft is symmetrical and substantially equal with a retraction frictional force.
Bibliography:Application Number: US202217889987