25 results about "Bone transplant" patented technology

A flanged healing abutment for securing to an implant that has a bone graft. The flexible flange extends out laterally from the healing abutment body to contact the adjacent gingiva. The flange securely contacts the gingiva in a manner that contains the bone graft, and prevents bacterial infection of the bone graft. The flanged abutment is also able to form gingival emergence profiles. A method for securing a prosthesis to an implant utilizing a flanged healing abutment is also provided.

The present invention relates to a bone graft composition in which a lappaconitine derivative is surface-adsorbed on a scaffold comprising tricalcium phosphate (TCP) and hydroxyapatite (HA). In the composition of the present invention, the osteogenesis-promoting properties of the lappaconitine derivative are combined with the osteoconductivity of the TCP / HA scaffold, thereby improving problems such as high-concentration adverse effects, unstable adsorption patterns, and localized excessive formation, which occur in existing protein-based osteogenic factors.

A surgical instrument kit for spinal fusion. The instrument kit includes a curved trocar, a flexible cannula for positioning over the curved trocar, a flexible rasp device, and a bone graft delivery container.

Disclosed herein are components, systems, and methods delivery bone graft material to a treatment site. Specifically, embodiments of a bone graft delivery system are disclosed that include a cannula defining a lumen, and a sled defining a channel. A first portion of the sled forms a lateral opening extending into the channel perpendicular to a length of the sled, and a second portion of the sled includes an injector coupler. The sled is operably couplable to the cannula such that the first sled portion is positioned within the lumen and the second sled portion is positioned outside the lumen. Embodiments of the bone graft delivery system include a plunger sized to be insertable into the lumen through the channel, and a push step that slidably receives the plunger. Also disclosed are methods of use of the bone graft delivery system.

A method for repairing for repairing stenosis in an airway of a patient is disclosed using laryngeal forceps having a measurement scale. The method includes harvesting a cartilage graft from a patient and inserting a laryngoscope into the respiratory tract of the patient. The stenotic region is prepared by removing stenotic tissue to create a recipient site for insertion of the cartilage graft. A width measurement of the recipient site is obtained using the laryngeal forceps. The width measurement is shown on the laryngeal forceps indicating a distance value between the first jaw tip and second jaw tip of the forceps. The measurement scale may include graduated markings or a digital display. A thumbscrew may be included for locking the jaws and handle in a fixed position. The forceps may include triangular jaws with pointers for precise alignment with and measurement of the stenotic region.

The present embodiment relates generally to methods of performing surgical technique maxillary sinus floor augmentation with a lateral approach using a pre-portioned and ready pre-packaged bone graft composition in gelatin bags and method of producing gelatin bags. In addition the present inventions can be widely used in other medical fields such as dentistry, orthopedic surgery, spine surgery, plastic and reconstruction surgery, sport medicine, trauma surgery, phinoplasty surgery and veterinary.

A bone graft delivery kit includes a hollow tube having a proximal end and a distal end, an implant and a plunger. The hollow tube is configured to be connected to the implant, and to convey bone graft material to a graft receiving area in a patient. The plunger is configured to facilitate moving the bone graft material through the hollow tube. The implant includes openings configured for passage of the bone graft material therethrough, and internal ramps configured to direct the bone graft material to the openings.

The utility model discloses a knee joint cartilage transplantation instrument which comprises a holding part, a bone taking sheathing canal and a rod piece connecting the holding part and the bone taking sheathing canal, the rod piece is hollow, one end of the rod piece is provided with sawteeth to form a sawtooth end, the bone taking sheathing canal is arranged on the periphery of the sawtooth end in a sleeved mode and used for abutting against cartilage, and the sawtooth end is used for cutting the cartilage. A suction pipe at least partially located in the sawtooth end is further arranged in the rod piece, the suction pipe is provided with a suction part adaptive to the inner diameter of the sawtooth end, and the suction pipe is configured to move in the extending direction of the rod piece in a drivable mode so that the suction part can move in the sawtooth end and suck air in the sawtooth end. Compared with the prior art, the knee joint cartilage transplantation instrument has the advantages that bone taking can be completed without knocking, and injury to a patient caused by knocking is avoided.

A method for removing a basivertebral nerve (BVN), includes the following sequential steps. First, inserting a bone needle into a vertebral body of a vertebra and advancing the bone needle under fluoroscopy to a BVN base site. The bone needle includes an elongated shaft having a cannula extending from a proximal end to a distal end of the shaft, and a removable bevel tipped inner stylet extending through the cannula. Next, removing the inner stylet from the cannula and inserting a drill / awl through the cannula into the BVN base site and once the drill / awl position and depth is confirmed via fluoroscopy drilling the BVN base out. Next, removing the drill / awl from the cannula and inserting a cup curette through the cannula into the BVN base site to further resect under fluoroscopy the BVN base. Next, removing the cup curette from the cannula and inserting a pituitary rongeur through the cannula into the BVN base site and removing under fluoroscopy all resected portions of the BVN base. Next, removing the pituitary rongeur from the cannula and inserting an electric ablation probe through the cannula into the BVN base site and once the ablation probe depth and position is confirmed ablating and cauterizing any remaining BVN base and forming a lesion in the BVN site. Next, removing the ablation probe from the cannula and inserting a nerve monitoring probe through the cannula into the BVN base site and testing to ensure that the BVN base has been fully removed from the BVN site and a void has been formed. Next, removing the nerve monitoring probe from the cannula and attaching a syringe filled with bone graft to the proximal end of the shaft, and filling the void formed in the BVN site with bone graft.

The invention relates to medical implants, including spinal implants and bone grafts, for fixation and integration with hard tissue. The bone medical implants include at least one rotational fixation mechanism that further includes or is attached to one or more sharp protrusions configured to penetrate and become lodged into hard tissue to provide support and positional stability. Such support is useful to ensure that the spinal bone graft may be used without additional stabilizing or anchoring structures, such as supporting plates or screws.

A method for detecting biometric parameters includes the steps of performing a bone graft procedure on at least one vertebra of a spine, providing at least one biometric sensor at the at least one vertebra, the sensor measuring at least one parameter selected from the group consisting of pressure, tension, shear, relative position, and vascular flow in an adjacent surrounding, and measuring the at least one biometric parameter at the vertebra with the sensor.

Methods and devices for delivering bone material are disclosed. The bone delivery device may include a cannula and a cartridge in fluid communication with the cannula, wherein the cartridge comprises a base containing one or more delivery channels configured to receive bone material. The bone material within the delivery channel(s) is compacted to a second diameter smaller than the first diameter. The method includes actuating the compacted bone material from the cartridge through the cannula to deliver the bone material to an implantation site.

Technology is disclosed for osteogenic capacity prediction and bone graft recommendation systems. In one implementation, a computer-implemented method comprises accessing patient data for a patient and a representation of a location for a spinal implant or bone graft procedure, accessing a value indicative of an osteogenic capacity of the location for the patient comprising an osteogenic capacity score SOG or an equivalent indicator stored in association with the patient data, accessing implant- or biologic-characterization data such as osteoinduction or osteoconduction attributes for a plurality of candidate implants and / or biologics, determining one or more applicable implants and / or biologics for the patient based at least in part on the value indicative of osteogenic capacity and the implant- or biologic-characterization data, and causing presentation via a user interface of recommendation data identifying the one or more applicable implants and / or biologics.

A method for repairing for repairing stenosis in an airway of a patient is disclosed using laryngeal forceps having a measurement scale. The method includes harvesting a cartilage graft from a patient and inserting a laryngoscope into the respiratory tract of the patient. The stenotic region is prepared by removing stenotic tissue to create a recipient site for insertion of the cartilage graft. A width measurement of the recipient site is obtained using the laryngeal forceps. The width measurement is shown on the laryngeal forceps indicating a distance value between the first jaw tip and second jaw tip of the forceps. The measurement scale may include graduated markings or a digital display. A thumbscrew may be included for locking the jaws and handle in a fixed position. The forceps may include triangular jaws with pointers for precise alignment with and measurement of the stenotic region.

The present invention relates to a fibrocartilage-derived bioink composition, a bone graft composition containing same, and a manufacturing method therefor. More specifically, it is identified in the present disclosure that the inner, mid, and outer compartments of the meniscal cartilage tissue based on anatomical location differ from each other in terms of physicochemical property, whereby use is made of the extracellular matrix derived from each compartmentalized tissue to provide 3D-printing bioink compositions and bone grafts, each having distinct physicochemical properties, which can be utilized with controlled physicochemical properties according to desired applications.

The invention is a biomaterial for bone grafts. The biomaterial is characterised by the comprising irisin. The said irisin is encapsulated. The said irisin is incorporated into a biocompatible scaffold.

Methods and devices for delivering bone material are disclosed. The bone delivery device may include a cannula and a cartridge in fluid communication with the cannula, wherein the cartridge comprises a base containing one or more delivery channels configured to receive bone material. The bone material within the delivery channel(s) is compacted to a second diameter smaller than the first diameter. The method includes actuating the compacted bone material from the cartridge through the cannula to deliver the bone material to an implantation site.

A bone graft delivery system for delivering graft material into a surgical site. The delivery system includes an elongate hollow tube constructed to receive the bone graft material and having a hollow interior and indicia formed on an exterior surface of the elongate hollow tube. The delivery system also includes a plunger adapted to extend in the elongate hollow tube and to form a substantially congruent fit with the hollow interior of the elongate hollow tube such that the plunger is precluded from rotating within the elongate hollow tube. The plunger is adapted to urge bone graft material through the elongate hollow tube to deliver bone graft material through an opening thereof.

Techniques are described for bone-graft harvesting in orthopedic surgery. Processing circuitry may obtain a virtual model of a bone graft to be harvested from a donor bone, wherein the virtual model of the bone graft specifies a volume of the donor bone to be harvested as the bone graft; and output for display, via a visualization device, a graphical representation of the specified volume to be harvested relative to a portion of the donor bone viewable via the visualization device.

A bone growth composition to be applied as a bone implant, bone graft material, or bone graft piece, and a method for treating a subject having a bone defect with the bone composition described herein are provided.

Provided herein are bone graft delivery systems comprising a flexible plunger, a delivery gun, and a detachable offset cannula. Methods of delivering bone graft material using the bone graft delivery systems are also provided.

Provided is an orthopedic composition, including: a powder composition including calcium sulfate hemihydrate, β-tricalcium phosphate and hydroxypropyl methylcellulose; and a solvent including glycerol and water. The orthopedic composition exhibits improved washout resistance. A method of manufacturing the orthopedic composition and a bone graft set including the orthopedic composition are further provided.

This invention discloses an autologous bone graft guide assembly and an autologous bone trimming method. The guide assembly includes a bone harvesting guide, a titanium screw guide, a bone grafting guide, a trephine, a drill bit, and titanium screws. Each of the bone harvesting guide, titanium screw guide, and bone grafting guide includes interconnected positioning and operating areas. The operating area of ​​the bone harvesting guide includes a trephine positioning hole. The operating area of ​​the titanium screw guide includes a titanium screw positioning hole, the positioning area of ​​which is the same as that of the bone harvesting guide, and the position of the titanium screw positioning hole corresponds to the center of the trephine positioning hole. The operating area of ​​the bone grafting guide includes a bone graft positioning hole of the same size as the trephine positioning hole. This guide assembly unifies the donor site bone harvesting boundary, pre-drilled hole site, and recipient site bone graft fixation position on the same spatial reference, achieving millimeter-level precise navigation and titanium screw fixation throughout the autologous bone grafting process. It is particularly suitable for "more harvesting, less grafting" clinical scenarios in the oral cavity where bone removal is required in the donor site and bone grafting is required in the recipient site, significantly improving autologous bone utilization and surgical predictability.