The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 2020
Filed:
Feb. 23, 2016
Politechnika Łódzka, Łódź, PL;
Leszek Podsȩdkowski, Łódź, PL;
Michal Panasiuk, Łódź, PL;
Agnieszka Kobierska, Łódź, PL;
Adam Niewola, Łódź, PL;
Mateusz Szaniewski, Łódź, PL;
POLITECHNIKA LÓDZKA, Lodz, PL;
Abstract
A device for measuring femur bone displacement during total hip arthroplasty includes a base element immovably mounted to the pelvis and a measurement arm, detachably mounted to the base element via a support, and the measurement arm is fitted with a microprocessor computing system with a display screen. The measurement arm includes at least two movable links, serially connected with each other and with support by rotary joints with at least one (and preferably three) degrees of freedom, whereby both movable links are fitted with an accelerometer (preferably a three-axis accelerometer) and/or a magnetic field sensor and/or a gyroscope, preferably forming together an integrated acceleration, magnetic field and gyroscopic sensor unit.