49 results about "Bone removal" patented technology

A minimally invasive ultrasonic knife head and a minimally invasive ultrasonic bone power system, the minimally invasive ultrasonic knife head comprises a knife rod and a head end, the head end is located at the front end of the knife rod, the head end is curved to the side at a certain angle, and the knurled teeth or bevel teeth are arranged on the curved part. By bending the head end, the bone tissue around the intervertebral foramen mirror can be removed, so that the operator has more operation space under the limited foramen mirror channel, and the bone removal efficiency is improved. The knurled teeth or bevel teeth are arranged on the curved part, so that the bone tissue around the intervertebral foramen mirror can be better polished or cut.

A system for surgical registration. The system may include at least one computing device in communication with a surgical navigation system and the surgical device. The at least one computing device: a) receiving external bone registration data corresponding to locations on the exterior surface of the femur; b) calculating a first registration transform based on the external bone registration data; c) transforming a first bone removal plan of a surgical plan to the operative coordinate system based on the first registration transform; d) receiving internal bone canal registration data corresponding to at least one of location or orientation data from the inner canal of the femur; e) calculating a second registration transform based on both of the external and internal bone canal bone registration data; and f) transforming a second bone removal plan of the surgical plan to the operative coordinate system based on the second registration transform.

A method of providing a guidance device for guiding a bone removal instrument for the removal of bone from a cervical vertebra and providing a vertebral body replacement device for placement into a void in a cervical spine between two endplates of a single vertebra during the course of an anterior spinal surgical procedure upon the cervical spine wherein the vertebral body replacement device has been given a PLR product code from the Food and Drug Administration (FDA).

The disclosed subject matter relates to a system and method for preparing a surface of a bone proximate a joint, in which the preparation includes boring a plurality of arced channels / troughs in the bone surface using an arch drill assembly guided by plural guide bores along a predetermined longitudinal arc. The bored troughs create a scalloped surface on the bone to which an inverse contoured joint insert / implant having cooperating convex ridges engages. The plural guide bores are also defined by the predetermined longitudinal arc which may be circular or helical. The disclosed subject matter minimizes bone removal and allows greater access options for preparing the bone surface.

A method for guiding bone removal during a surgical procedure includes receiving a two-dimensional image of at least a portion of a joint during a surgical procedure; determining an alignment of a pre-generated three-dimensional model of the at least a portion of the joint with the two-dimensional image based on one or more features in the two-dimensional image related to the at least a portion of the joint, wherein the pre-generated three-dimensional model contains a representation of planned bone removal; generating an overlay image containing an overlay of at least a portion of the representation of the planned bone removal on the two-dimensional image based on the determined alignment; and displaying the overlay image to guide the bone removal during the surgical procedure.

A method for guiding bone removal includes receiving at least one two-dimensional image of bony anatomy captured by a two-dimensional imaging system and at least one endoscopic image of the bony anatomy captured by an endoscopic imager. A three-dimensional model of the bony anatomy is registered with the endoscopic imager in a common reference frame using the two-dimensional image and a tracking system. A position and orientation of the three-dimensional model relative to the endoscopic image is determined based on registration of the three-dimensional model with the endoscopic imager in the common reference frame. The endoscopic image is displayed simultaneously with at least a portion of the three-dimensional model based on the determined position and orientation of the three-dimensional model relative to the endoscopic image.

To provide a deboning and butchering tool that can efficiently and easily remove the scapula from the processed meat after it has been divided during meat processing. [Solution] The bone removal and dismantling tool has a stem rod portion that extends in a straight line, a claw portion formed at one end of the stem rod portion, and a bone-holding portion that extends in a winding manner from the side to the front, starting from one side of the stem rod portion, and is characterized in that the tip of the bone-holding portion is positioned to cross and extend beyond the front of the stem rod portion.

The invention relates to the technical field of food processing, in particular to a chicken foot toe bone removing device. A second follow fixture is used for fixing chicken foot big bones, a phalanx ejector rod is located below the front side of the device and used for supporting chicken feet, the phalanx ejector rod is located over a phalanx pressing rod, and the phalanx pressing rod is used for being matched with a first ejector rod to fix the chicken feet; the removing device supporting frame comprises a guide column and a lifting device, a mounting seat is in power connection with the lifting device, the mounting seat slides up and down along the guide column under the action of the lifting device, a shaping block and a toe bone shaver are arranged on the mounting seat, the shaping block is located above a removing point of chicken foot toe bones and fixedly connected with the mounting seat, and an opening groove is formed in the extending end of the shaping block. The notch is close to the phalanx ejector rod, interference is formed between the notch wall and the end of the toe bone of the chicken claw, a toe bone shaver driving device is arranged on the installation base, and the toe bone shaver is connected with the toe bone shaver driving device and is close to or far away from the phalanx pressing rod. The problem of removing skin from the phalanx of the chicken claw is solved.

Systems and methods are disclosed that provide a computerized framework for performing decision intelligence (DI)-based evaluation and / or surgery of a patient's spine. The disclosed spinal evaluation framework provides a robotically actuated screw placement and evaluation system. The disclosed framework can be implemented for performing pre-operative, intra-operative, and / or post-operative spinal evaluations / procedures. The disclosed spinal framework can be utilized for robotically actuated pedicle screw placement, robotically actuated bone removal, and / or spinal configuration optimization via spinal flexibility and alignment assessment.

A system for surgical registration. The system may include at least one computing device in communication with a surgical navigation system and the surgical device. The at least one computing device: a) receiving external bone registration data corresponding to locations on the exterior surface of the femur; b) calculating a first registration transform based on the external bone registration data; c) transforming a first bone removal plan of a surgical plan to the operative coordinate system based on the first registration transform; d) receiving internal bone canal registration data corresponding to at least one of location or orientation data from the inner canal of the femur; e) calculating a second registration transform based on both of the external and internal bone canal bone registration data; and f) transforming a second bone removal plan of the surgical plan to the operative coordinate system based on the second registration transform.

Disclosed herein are systems and methods for guiding bone removal. A two-dimensional image that includes bony anatomy and at least one radiopaque object is received. A position and orientation of the radiopaque object(s) relative to a three-dimensional model of the bony anatomy is determined based on the two-dimensional image. An endoscopic image that includes at least one feature associated with the radiopaque object(s) is received. A position and orientation of the feature(s) relative to the endoscopic image is determined. An alignment of the three-dimensional model relative to the endoscopic image is determined based on the position and orientation of the radiopaque object(s) relative to the three-dimensional model and the position and orientation of the feature(s) relative to the endoscopic image. At least a portion of the three-dimensional model is displayed based on the alignment of the three-dimensional model relative to the endoscopic image.

The utility model relates to food processing technical field, concretely discloses a kind of chicken feet bone removal device, including bone removal box, rotary motor is equipped in bone removal box, rotary motor's output shaft is fixedly equipped with carousel, the circumferential of carousel is uniformly arranged with multiple fixtures, positioning slot is opened in fixture, bone removal box is sequentially arranged with chicken feet opening mechanism, chicken feet bone removal mechanism and bone removal chicken feet clamping mechanism along the circumferential of carousel;Wherein, chicken feet opening mechanism includes three groups of main toe opening components and a group of big toe opening components, chicken feet bone removal mechanism includes big toe stripping component, three main toe stripping components and leg bone stripping component, along the circumferential of carousel is uniformly and continuously arranged, and is correspondingly equipped with pressing mechanism above fixture;Bone removal chicken feet clamping mechanism is correspondingly arranged above fixture.The utility model improves production efficiency, realizes the continuous, assembly line type automatic processing of chicken feet bone removal, reduces equipment injury risk.

A bone removal device, including an elongated shaft having a longitudinal axis, a distal end and a proximal end; a movable bone borer movably coupled to the distal end of the elongated shaft, wherein the movable bone borer is configured to rotate around the longitudinal axis; and a rotatable bone borer adjuster mounted on a proximal side of the elongated shaft and to the movable bone borer, wherein the adjuster is configured to rotate around an axis which is different from a rotation axis of the movable bone borer.

A method of providing a guidance device for guiding a bone removal instrument for the removal of bone from a cervical vertebra and providing a vertebral body replacement device for placement into a void in a cervical spine between two endplates of a single vertebra during the course of an anterior spinal surgical procedure upon the cervical spine wherein the vertebral body replacement device has been given a PLR product code from the Food and Drug Administration (FDA).

The present invention discloses a ball probe ultrasonic bone removal device that is designed to assist surgeons with foraminotomy procedures. The device comprises a shaft at a first end of the device and a spherical ball tip at a second end of the device. In between the shaft and the ball tip is a foot piece that connects to the shaft through an angle. On the foot piece, serrations or a coarse surface cover a portion of the circumference of the foot piece. In some embodiments, serrations or a coarse surface may also cover a portion of the circumference of the shaft. The spherical ball tip is smooth and designed to cause no damage to the sensitive nerves and tissue in the intervertebral foramina, but the surface with the serrations or the coarse protrusions are designed to remove bone and tissue under ultrasonic movement (e.g., vertical vibration, rotational oscillation).

A surgical device for cutting or shaving bone or tissue includes a housing (20) having an elongated tube (12) extending therefrom, the elongated tube (12) configured to support a surgical tool (100) at a distal end (16) thereof. A gear assembly (40) is disposed within the housing (20) and is configured to control oscillations of the surgical tool (100). A motor (50) is operably coupled to the housing (20) and is configured to drive the gear assembly (40) when the motor is actuated. The motor (50) is movable relative to the housing (20) to adjust one or more gears of the gear assembly, which in turn adjust an oscillation angle of the surgical tool to control invasiveness of the surgical tool when cutting tissue or bone.

A surgical device for cutting or shaving bone or tissue includes a housing having an elongated tube extending therefrom, the elongated tube configured to support a surgical tool at a distal end thereof. A gear assembly is disposed within the housing and is configured to control oscillation of the surgical tool. A motor is operably coupled to the housing and is configured to drive the gear assembly upon activation thereof. The motor is moveable relative to the housing to adjust one or more gears of the gear assembly which, in turn, adjusts an oscillation angle of the surgical tool to control the aggressiveness of the surgical tool when cutting tissue or bone.

The utility model discloses a big bone separation turnover device for poultry claw, including first bone spade and second bone spade who sets up oppositely, first bone spade be connected with the spade bone drive of driving its along the length direction of fixed big bone removes and the bone drive of driving its along the radial movement of fixed big bone, second bone spade be connected with the bone drive of driving its relative first bone spade removes, second bone spade can move and insert the back of big bone that first bone spade turns up, still include the first fixed part of the first fixed part of the big bone phalanx end of poultry claw big bone that can move and press from fixed or away and the second fixed part of the second fixed part of the fragile bone end of poultry claw big bone that can move and fix. The utility model imitates the clean separation of bone and meat without damaging the bone and cutting off the meat by manual bone removal without cutting instrument.

A system and method for excising tissue from a stenotic spinal region is disclosed. The system may comprise a surgical kit including an access instrument, a bone reamer, a bone removal instrument, and a soft tissue removal instrument. The access device may be cannulated and utilized to achieve a path for the insertion and advancement of the other surgical instruments towards a target area, such as the interlaminar region. The bone removal and / or soft tissue removal instrument may be used at various angular orientations and depths within the lumbar region to ergonomically excise compressive features including hypertrophied ligamentum flavum. Minimally invasive and open procedures are disclosed.

A bone removal device configured to increase efficiency of total ankle surgery by enabling removal of resected portion of tibia from a patient is disclosed. In particular, the bone removal device may enable a resected portion of a bone, such as, but not limited to, a tibia, to be pulled from the bone. The bone removal device may be configured to be used in total ankle surgery on a tibia, in carpectomies on hand or wrists, and other surgeries in which assistance removing a resected portion of bone would be beneficial. The bone removal device may include one or more filaments to remove the resected tibia from the tibia. The bone removal device may include a bone removal device body supporting one or more arms which, in an open position, enable the bone removal device to pull the resected portion of bone from the bone.

1. Name of the product in this design: Bone Removal Spoon. 2. Purpose of this design: For use in dental surgery. 3. The key design points of this product are: the design of the main view. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design.

The invention discloses a boning device with a bending posture monitoring function and a navigation system of the boning device. The invention discloses a boning device with a bending posture monitoring function. The boning device comprises a handle, an insertion rod, a boning part and an endoscope module, the insertion rod is arranged at the front end of the handle and sequentially comprises an outer supporting pipe, an inner mounting pipe and a transmission shaft from outside to inside, the inner mounting pipe and the outer supporting pipe are oppositely arranged inside and outside, and the transmission shaft is rotatably mounted in the inner mounting pipe; the insertion rod is connected with the tool bit mounting section through the controllable bending part; the boning part is mounted on the tool bit mounting section and comprises a working tool bit and a tool apron, the working tool bit is movably mounted on the tool apron, and the working tool bit is connected with the transmission shaft through a flexible shaft; the controllable bending part is divided into posture monitoring subunits which are sequentially arranged in the length direction and used for monitoring posture changes, and each posture monitoring subunit is provided with detection points which are evenly distributed in the circumferential direction and used for detecting the length variation. According to the invention, bending posture monitoring is realized.

Compared with the prior art, the bone scraping cutter head structure of the ultrasonic suction scalpel comprises a hollow cutter head main body, and a through pipeline is arranged in the hollow cutter head main body; the tool bit interface structure is arranged on the hollow tool bit main body and is used for being connected with a handle; the hollow tool bit main body comprises a handle end tool bit structure; the bent section structure is communicated with the handle end tool bit structure; the scalpel head operation end structure is communicated with the bent section structure; the bone scraping surface structure is arranged at one end, far away from the bent section structure, of the scalpel head operation end structure; the penetrating through hole structure is vertically formed in the operation end structure of the scalpel head. Compared with the prior art, the ultrasonic suction scalpel and osteotome has the advantages that the stability and the osteotome efficiency are high, the risk that the scalpel head is blocked can be reduced, meanwhile, the problem that the visual field is not clear due to atomization of flushing liquid is solved, and in addition, the ultrasonic suction scalpel and osteotome also have the technical effects.

This utility model relates to a weighing mechanism for unloading materials after deboning and bone removal. It includes a main support frame, a conveying assembly, and a weighing component. The weighing component is coupled between the main support frame and the conveying assembly. The weighing component includes a weighing sensor and a precision guide assembly. The weighing sensor supports the conveying assembly on the main support frame. The precision guide assembly includes at least one precision guide shaft fixed below the conveying assembly and a linear bearing fixed above the main support frame and slidingly engaged with the precision guide shaft. This weighing mechanism for unloading materials after deboning and bone removal achieves physical isolation of vibration sources through a double-frame suspension structure. Furthermore, the combination of the precision guide shaft and the linear bearing replaces sliding friction with rolling friction, completely filtering out horizontal interference forces and ensuring the purity of the force applied to the weighing sensor, thereby fundamentally improving the accuracy and reliability of online weighing.

The invention discloses a bone tumor pathological tissue taking-out device with a cutting device, and relates to the field of medical instruments, the bone tumor pathological tissue taking-out device specifically comprises a box body, a protective box cover, a fixing assembly and a blade, and is characterized in that the protective box cover capable of horizontally moving is arranged above the box body, and an electromagnetic sliding rail and an L-shaped supporting plate are fixedly installed in the middle of the upper end of the box body; a sliding plate capable of moving front and back is arranged at the upper end of the electromagnetic sliding rail, a guide rail allowing a guide block to horizontally move is fixedly installed at the upper end of the sliding plate, a fixing assembly is fixed to the upper end of the guide block, and the front end of the guide block is in threaded connection with a fixing bolt used for positioning. The protective box cover is used for protecting sampling medical workers, splashing broken bones are blocked in the protective box cover while the medical workers are protected, the medical workers can pick up the broken bones subsequently, and due to the fact that the box cover adopts the tempered glass plate as the observation opening, a user can check the sampling state of the device without being affected.

The utility model relates to a chicken claw bone crushing and removing all-in-one machine with bone crushing and removing functions, which comprises a multi-stage roller extrusion device, a roller screen device and a frame, support legs are fixedly mounted at the bottom of the frame, a power supply box is fixedly mounted on the back of the multi-stage roller extrusion device, and the roller screen device is connected with the power supply box. A funnel-shaped feeding port is formed in the top of the multi-stage roller extrusion device, and a discharging plate is arranged on the front face of the multi-stage roller extrusion device. According to the chicken claw bone-crushing and bone-removing all-in-one machine with the bone-crushing and bone-removing functions, firstly, the machine is placed on the stable ground, then after electric control equipment is started, chicken claws subjected to bone removal are placed into a funnel-shaped feeding opening, then clamping claws are extruded through an extrusion roller, and the chicken claws fall onto a discharging plate after being extruded for four times and finally fall into a rolling screen device; the bones and the clamping jaws are separated in the roller screen device, bone residues can enter the recycling box, and chicken feet fall into the material receiving box through the funnel-shaped discharging opening after being blocked by the baffle.

1. The name of the design product: chicken claw bone removal device. 2. The use of the design product: device for alignment and positioning when removing chicken claw bones. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

Described are systems and methods for visualizing planned bone removal. A two-dimensional image of at least a portion of a joint is received. An alignment of a pre-generated three-dimensional model of the at least a portion of the joint with the two-dimensional image is determined based on one or more features in the two-dimensional image that are associated with the at least a portion of the joint. The pre-generated three-dimensional model includes a representation of planned bone removal. An overlay image is generated based on the determined alignment. The overlay image includes an overlay of at least a portion of the representation of planned bone removal on the two-dimensional image. A visualization including the overlay image is then displayed.

An example system may include a robot including a robotic arm. A system may include a surgical tool coupled to the robotic arm. A system may include an electronic processor coupled to the robot and configured to receive a scan of an anatomical element; perform a sub-anatomical segmentation on the scan to determine a segmented part; analyze the segmented part to determine a bone removal limit for the segmented part; control the robotic arm according to a user input to remove a volume of bone from the segmented part with the surgical tool; and, when the volume exceeds the bone removal limit, prevent the surgical tool from interacting with the segmented part.

This application discloses a method and related products for training a detection model for cerebral vascular occlusion detection. The method includes: performing bone removal operations on CT perfusion imaging data to obtain target image data containing brain tissue and blood vessels; annotating the vascular occlusion region in the target image data to obtain a three-dimensional occlusion region label; extracting a blood flow arrival time map based on the CT perfusion imaging data; extracting a vascular region feature volume after weighted fusion under blood flow arrival time gating based on the target image data and the blood flow arrival time map; inputting the vascular region feature volume into the detection model for cerebral vascular occlusion detection; and calculating a loss function based on the three-dimensional occlusion region label to train the detection model for cerebral vascular occlusion detection. Using the solution of this application, the accuracy, robustness, and clinical applicability of occlusion detection can be improved.