A61F2002/30622

Spinal implant

A spinal implant is provided and includes a body portion defining a longitudinal axis. The body portion includes a distal end portion, a proximal end portion, opposed side surfaces that extend between the distal and proximal end portions, and top and bottom surfaces configured and adapted to engage vertebral bodies. The top and bottom surfaces have a surface roughness between 3-4 μm. A cavity extends through the top and bottom surfaces defining a surface area that is at least 25% of a surface area of the top surface or the bottom surface. First orifices are defined through the top surface and second orifices are defined through the bottom surface. The second orifices are connected to the first orifices by a plurality of channel.

MATING INSERTER AND CANNULA FOR FUSING A SACROILIAC JOINT
20230130491 · 2023-04-27 ·

An instrument set for installing a fusion implant into the sacroiliac joint. The apparatus comprises a working channel having an alignment means, an implant inserter having an inserter keying means for mating with the alignment means when the implant inserter is inserted into the working channel. The implant inserter has an insertion end with a pair of tines for releasably receiving a joint fusion implant.

Orthopedic implant assemblies and devices
11622802 · 2023-04-11 ·

Innovative orthopedic implant assemblies, devices, and methods are provided. One example assembly includes two implant devices. An example implant device includes two ends oppositely located with a bulbous portion located at one end and a screw portion located at the opposite end. An example second implant device includes two ends oppositely located with a looped portion defining an aperture located at one end and a nail portion located at the opposite end. The nail portion can include a tip and a smooth or substantially smooth portion. The second implant device can be implanted into a bone by striking the looped portion to facilitate the tip and at least part of the nail portion penetrating the bone.

Decorticating device for fusing a sacroiliac joint
11653935 · 2023-05-23 · ·

A decorticating device for preparing a sacroiliac joint (“SI Joint”) to receive a graft implant. The decorticating device comprises an abrading head having abrading surfaces on a first pair of opposing sides, the abrading surfaces configured for decorticating the cortical bone of the SI Joint. The abrading head further comprises a second pair of opposing sides, each side of the second pair of opposing sides comprising a curved distal portion having a curved cutting edge.

Expandable fusion device and method of installation thereof

The present disclosure relates to an anti-rotation locking system for an expandable implant. The anti-rotation locking system may include a screw comprising a screw head comprising a plurality of notches. The anti-rotation locking system further comprises a housing and a locking member comprising a ring, a partial ring, and a strut coupling the ring to the partial ring.

SPINAL IMPLANT WITH BALL AND SOCKET JOINT HAVING MULTIPLE RADIUS TEAR SHAPED GEOMETRY
20230355281 · 2023-11-09 ·

A spinal fusion clamp implant that connects two vertebra, preferably the C1 and C2 vertebra. The clamp implant includes a clamp assembly that connects to the C1 vertebra. The clamp assembly includes at least one superior jaw and at least one inferior jaw. The superior jaw and the inferior jaw are opposedly arranged and clamp onto posterior arch of the C1 vertebra. The clamp implant also includes an implant assembly that connects to the implant used in C2, and a connection system that connects the clamp assembly with said C2 implant assembly.

Implantable Joint Prosthesis with Integrated Biasing Systems
20230363929 · 2023-11-16 · ·

An implantable joint prosthesis simulating an elbow joint, an ankle joint, a shoulder joint or a hip joint, the implantable prosthesis having one or more integrated biasing system(s) configured to bias the prosthetic joint to one or more preferred orientations or alignments.

Minimally invasive guides and cutting instruments

A surgical guide includes a first guide arm extending from a first end to a second end on a first longitudinal axis. The first guide arm defines a first plurality of openings sized and configured to receive a first guide element therethrough. A second guide arm extends from a first end to a second end on a second longitudinal axis. The second guide arm defines a second plurality of openings sized and configured to receive a second guide element therethrough. A pivot element couples the first end of the first guide arm to the first end of the second guide arm such that an angular distance between the first guide arm and the second guide arm can be adjusted in a first plane.

System and method for bone fusing implants

A bone fusing implant device includes an elongated body extending along a longitudinal direction and having a star-shaped cross-section. The elongated body includes a central through-opening extending through the elongated body's center along the longitudinal direction and an outer surface with alternating elongated ridges and slit openings extending along the longitudinal direction. The outer surface is coated with bone growth enhancing additives.

Expandable fusion device and method of installation thereof
11826263 · 2023-11-28 · ·

The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In one embodiment, the fusion device includes body, a first endplate, and a second endplate, a middle ramp piece, a stem, and two ramp pins. The middle ramped piece is operable to move to generate lordotic expansion of the first and second endplates followed by parallel expansion. The fusion device is operable to be deployed down an endoscopic tube.