LUMBAR DEPERTMENT'S INTERVERTEBRAL IMPLANT Russian patent published in 2006 - IPC A61F2/44 

FIELD: medicine; traumatology; orthopedics; neurological surgery.

SUBSTANCE: implant has case with symmetrical longitudinal recesses on top and lower planes; recesses are disposed in pairs. There is through hole on back wall and there are symmetrical faces onto it, which faces have curvilinear surfaces and radiuses of rounding corresponding to back anatomical radius of rounding of fibrous ring of intervertebral disc. There are fixation members onto top and lower surfaces. Fixation members make contact with closing plates of bodies of vertebra made in form of combs of lateral triangular teeth. Teeth stand upright and slanted at top and lower surfaces correspondingly. Shape of surface of envelope of these teeth's edge corresponds to shape of adjacent closing plates of vertebra body. Through recess is made in case at its front surface; the hole is intended for autogenous bone cortical-spongy transplant.

EFFECT: ability of using implant while keeping high quality of fixation.

2 cl, 5 dwg