Patent · US Expired

Chiropractic adjustment device

US4711230A · kind A · utility

7Cited by
9References
8Claims
0Family size

Inventors

Key dates

Filing dateJun 2, 1986
Grant dateDec 8, 1987
Priority date
Expiry dateJun 2, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61G7/072
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A chiropractic adjustment device for use in applying toggle recoil to a vertebrae comprises a headrest placed upon a set of compression springs mounted atop a base. The device includes a pair of latches that have a catch formed with a series of catch elements and a latch bar for catching and holding the headrest in various positions relative to the base.

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