Patent · US Expired

Orthosis joint

US6165226A · kind A · utility

57Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 26, 1999
Grant dateDec 26, 2000
Priority date
Expiry dateApr 26, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F5/0125
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An orthesis joint, in particular a knee joint for part of a leg, comprising a joint upper part (1) and a joint lower part (2), pivotably connected to the latter by means of a joint screw (3), as well as comprising a manually releasable wedge block (9, 10, 11, 12), the blocking wedge (9) of which, displaceably guided in the joint upper part (1), engages in its blocking position in an approximately radial direction--in relation to the joint screw (3)--into a blocking groove (10), provided on the joint lower part (2), and can be displaced out of this blocking position against the action of a spring (11) into an unlocking position, characterized in that the joint upper part (1) is divided in two in its plane perpendicular to the joint screw (3), into a basic body (4) and a cover (5) covering the latter at least partially, and in that the blocking wedge (9) is guided in mutually corresponding groove-shaped milled recesses (7, 8) in the mutually facing inner sides of the basic body (4) and cover (5).

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