Patent · US Active

Surgical motor control device, surgical drive system and method for controlling a surgical drive unit

US8493009B2 · kind B2 · utility

5Cited by

33References

19Claims

0Family size

Assignee

Aesculap AG · DE

Inventors

Ronald Hafner · Meßkirch, DE
Ernst Moosmann · Meßkirch, DE
Juergen Schneider · Freinsheim, DE
Harald Konrath · Herrenberg, DE

Key dates

Filing date	Apr 1, 2010
Grant date	Jul 23, 2013
Priority date	—
Expiry date	Oct 18, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2017/00477
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A surgical motor control device for controlling a surgical drive unit comprises a sensorless electric motor with M motor windings. The motor control device is configured to perform a method for controlling the drive unit. The motor control device be configured to control the drive unit using a multiphase PWM method.An improved method for controlling a surgical drive unit and an improved surgical drive system are also proposed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.