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.

Date of Patent:
Sep. 02, 1997

Filed:

Jan. 19, 1995
Applicant:
Inventor:

Joseph M Evans, Export, PA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128781 ; 128652 ;
Abstract

A method and apparatus allows for simple correction of restricted spinal motion. The clinician applies a uniform low-energy diagnostic impulse to each vertebral segment of interest and the resulting force waveform is recorded. The force waveforms of each diagnostic impulse are compared to determine the relative compliance of each vertebral segment. The clinician then selects the vertebral segment to be adjusted on the basis of identification of fixated or hypo-mobile segments and high compliance or hyper-mobile segments. Adjusting thrusts are applied in the region of the hypo-mobile segments. The last step may or may not include a comparison of the post-adjustment compliance of the spinal system under analysis with the compliance before adjustments were performed on the spine.


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