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:
Mar. 27, 1990
Filed:
Dec. 07, 1988
Steve Lamb, Pleasanton, CA (US);
Larry W Lamoreux, Oakland, CA (US);
Other;
Abstract
An improved dynamic sagittal knee test apparatus having a skeletal frame structure with a thigh portion attachable to a patient's thigh, a shin portion attachable to a patient's shin and an interconnecting spanning linkage portion connecting the thigh portion to the shin portion, the interconnecting linkage assembly having three axial transducers for measuring arcuate displacements on three primary perpendicular axes for measuring leg flexion, varus-valgus angular displacement, and axial rotation of the tibia relative to the femur, the three transducers being arranged to take measurements without reconfiguration of linkage in the spanning link portion of the test apparatus, the apparatus including a patella assembly with an additional transducer for measuring anterior-posterior displacements of the tibia relative to the femur.