ROBOTIC SURGICAL SYSTEMS, INSTRUMENT DRIVE UNITS, AND DRIVE ASSEMBLIES

ROBOTIC SURGICAL SYSTEMS, INSTRUMENT DRIVE UNITS, AND DRIVE ASSEMBLIES

An instrument drive unit (200) for use with a surgical instrument having jaw members (22, 24), the instrument drive unit comprising: a plurality of drive assemblies (300), each drive assembly comprising a drive screw (340) defining a longitudinal axis, the drive screw including a threaded portion; a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: ROCKROHR, Brian
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Beschreibung
Zusammenfassung:An instrument drive unit (200) for use with a surgical instrument having jaw members (22, 24), the instrument drive unit comprising: a plurality of drive assemblies (300), each drive assembly comprising a drive screw (340) defining a longitudinal axis, the drive screw including a threaded portion; a drive nut (350) threadedly engaged with the threaded portion of the drive screw such that rotation of the drive screw results in longitudinal movement of the drive nut; a biasing element (370) disposed in mechanical cooperation with the drive nut; and a flexible drive element (380) disposed in mechanical cooperation with the biasing element, wherein longitudinal translation of the flexible drive element is configured to drive a function of the jaw members of the surgical instrument.