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:
Feb. 01, 2005
Filed:
Apr. 12, 2001
Gordon Blunn, North Hertfordshire, GB;
John Perry, Hertfordshire, GB;
Hilali Noordeen, London, GB;
Jay Meswania, Hertfordshire, GB;
Justin Cobb, London, GB;
Gordon Blunn, North Hertfordshire, GB;
John Perry, Hertfordshire, GB;
Hilali Noordeen, London, GB;
Jay Meswania, Hertfordshire, GB;
Justin Cobb, London, GB;
University College London, London, GB;
Abstract
A surgical distraction device is provided for applying extending or tensioning force non-invasively to a patient's skeleton or to an implant which comprises anchoring means for attaching first and second components of the device to a bone or to adjoining bones, said components being connected by a linkage of an extendible length, a magnet connected to the linkage via a reduction gearbox and actuating means located externally of the patient for generating a moving or varying electro-magnetic field, thereby causing the magnet to rotate and the linkage to be extended.