21 results about "Operative fixation" patented technology

A surgical fixation assembly and related method of fusing a sacroiliac joint are described herein. The surgical fixation assembly includes a compression member, a stabilizer, and a locking element. The compression member is rotatably implantable into two bone segments separated by a joint. The stabilizer is configured for coupling with the compression member in situ after implantation of the compression member and prevents rotation of the compression member after implantation. The locking element is provided on the stabilizer and is moveable from a first position that allows coupling of the stabilizer and compression member to a second position that prevents uncoupling of the stabilizer from the compression member.

The scrotum operation fixing support comprises a support body, a bonding part, a containing part and a plurality of scrotum drag hooks, the support body is provided with a hollow window for containing the scrotum, the bonding part is arranged on the support body and used for bonding the support body, the containing part is arranged on the support body and used for containing the penis, and the scrotum drag hooks are arranged on the support body and used for containing the penis. And the scrotum drag hook is positioned on the periphery of the hollow window. The device can effectively fix the penis and the scrotum respectively, is easy to operate and convenient to use, saves manpower, achieves the purpose of facilitating the scrotum operation, and meets clinical requirements.

The invention discloses a clinical orthopedic spine trauma operation fixing device in the technical field of medical instruments, which comprises a main body frame, a spine supporting assembly is fixedly connected to the middle of the main body frame, a head frame assembly is arranged at one end of the main body frame, and a chest pelvis fixing assembly is further fixedly connected to the main body frame. A controller is fixedly connected to one side of the main body frame, and the spine supporting assembly, the head frame assembly and the chest and pelvis fixing assembly are all in signal connection with the controller. The problems that a traditional device is insufficient in supporting stability, difficult to adapt to physiological curvatures of different patients, inconvenient to adjust due to the lack of modular design, low in operation efficiency and the like are solved in a targeted mode. The controller is used for automatically controlling the spine supporting assembly, the six-degree-of-freedom platform and the chest pelvis fixing assembly to optimize supporting pressure distribution, so that stable supporting of the physiological posture of the spine of a patient is achieved, the comfort degree is improved, the operation time is shortened, and the operation risk is reduced.

This invention discloses an adjustable stimulation application device for mouse pain experiments, relating to the field of veterinary surgical instrument technology. It includes an operating base and a control device fixedly mounted on the operating base. A surgical fixation table for mounting and fixing a mouse device is fixedly mounted on the operating base. A fixing block is fixedly mounted on the operating base, with a longitudinal groove inside the fixing block. A horizontal adjustment mechanism is provided on the fixing block, and an insertion mechanism is provided on the horizontal adjustment mechanism. The insertion mechanism is used to insert into mouse tissue to apply pain stimulation to the mouse. A longitudinal adjustment part is provided on the fixing block for adjusting the position of the horizontal adjustment mechanism. This device can precisely control the application position and insertion depth of the pain stimulation, meeting the control requirements of different stimulation intensities in pain experiments, effectively improving the consistency and accuracy of stimulation application in mouse pain experiments, and reducing experimental errors caused by manual operation.

The present invention relates to an active pre-surgical orthopedic device for the treatment of neonates with cleft lip and / or palate. The Ávalos Active Obturator Plate (AOP) comprises an acrylic body segmented into anterior and posterior portions, functionally joined by cuts directed toward the incisive foramen and activated by modified Coffin springs that generate constant orthopedic forces to approximate the maxillary segments. The device also incorporates one or more extraoral stems with a groove for the placement of traction elastics, which complement the maxillary movement produced by the internal springs. Furthermore, it integrates anatomical nasal conformers designed to exert three-dimensional shaping on the vertex, columella, and alar cartilages, improving nasal symmetry prior to primary surgery.The POAA provides continuous activation, three-dimensional maxillary-nasal control, progressive reduction of the alveolar cleft, and rigid nasal shaping, without requiring extraoral adhesives or surgical fixation. The device can be manufactured using traditional acrylic casting or digital CAD / CAM techniques and 3D printing, meeting the requirements of novelty, inventive step, and industrial application.

The utility model discloses an operation fixing support for a general surgery department, which relates to the technical field of medical instruments and comprises a supporting pad arranged on a supporting spring and fixedly connected with the supporting spring; the lifting mechanism is arranged on the supporting plate and used for adjusting the height of the supporting plate; the lifting block is arranged on the supporting plate and fixedly connected with the supporting plate; the lifting frame is arranged on the lifting block and is in sliding connection with the lifting block; the rotating part is arranged on the lifting frame; the fixing mechanism is arranged on the supporting plate and used for fixing a patient; by arranging the lifting mechanism and the rotating part, the height of the supporting plate can be adjusted, so that the height of the supporting plate can be adjusted according to the height of a doctor when a patient is subjected to an operation; by arranging the fixing mechanism, the body of the patient is fixed, and the patient is prevented from moving in the operation.

The invention discloses a fixing device for face and body tightening in fascia releasing and dredging surgery and an operation method, and relates to the technical field of surgery fixation, the fixing device comprises an operating bed, the operating bed is provided with a fixing mechanism, the fixing mechanism comprises a side frame, a lower frame, an upper frame, a disc body and a cylinder body, and a plurality of T-shaped hollow columns are slidably arranged in the disc body; a small circular air bag is fixedly arranged at the bottom of the T-shaped hollow column and is used for fixing a patient; by means of the designed fixing mechanism, flexible displacement and position adjustment in a three-dimensional space are achieved, the positions of the T-shaped hollow columns can be automatically adjusted according to the body contour of a patient and the curve difference of different parts in cooperation with the self-adaptive elastic force of the springs, it is ensured that the small round air bags are evenly attached to the skin, and the small round air bags form flexible pressing force; and skin pain and subcutaneous tissue injury caused by rigid contact are avoided.

A surgical fixation assembly and associated method for fusing a sacroiliac joint are described herein. The surgical fixation assembly includes a compression member, a stabilizer, and a locking element. The compression member is rotatably implantable within two bone segments separated by a joint. The stabilizer is configured to couple with the compression member in situ after implantation of the compression member and prevent rotation of the compression member after implantation. The locking element is provided on the stabilizer and is movable from a first position that allows coupling of the stabilizer with the compression member to a second position that prevents disengagement of the stabilizer from the compression member.

The invention discloses a modular surgical bone screw assembly having a threaded base portion and a screw head adapted to attach a variety of structures to bone. The features of the screw include a modular design for the assembly that separates the function of anchorage to the recipient bone to one of the modules of the device (threaded portion) from the other function of attaching another element (such as bone block, membrane, orthodontic wires, elastics etc) to a second module (the screw head). The design also allows the head to be exchanged after the implant has been placed.

In some implementations, a device may obtain one or more outcome parameters for a robotically-assisted procedure that is associated with a robot. The device may generate, based on surgical data associated with the robotically-assisted procedure, the one or more outcome parameters, and anatomical information of a patient, a protocol for the robotically-assisted procedure that includes one or more surgical actions to be performed to the one or more anatomical elements and one or more surgical fixation parameters of one or more implants. The device may provide the protocol for display via a user interface. The device may obtain, via the user interface, an approval indication of the protocol. The device may transmit one or more communications to cause the robot to perform one or more robotic actions in accordance with the protocol, based on obtaining the approval indication.

A novel device for bioinductive implant placement in an in vivo surgical site, and method of use thereof, is disclosed. Sequential actuation of a series of levers (or other actuation means) operates to allow for expansion or splaying of a bioinductive implant patch, such as a patch comprised of collagen fibers, over an in vivo surgical site such as a torn tendon in a shoulder rotator cuff. With the patch expanded, it may be surgically fixed in place and provide for more efficient and thorough healing and repair of the tendon.

A surgical anchoring device may include a first beam and a second beam each extending along a longitudinal direction; and a connecting member bridging a first proximal portion of the first beam to a second proximal portion of the second beam such that the first beam is substantially aligned with the second beam. In addition, the anchoring device may include a first barb protruding from a medial side of the first beam, wherein the first barb extends diagonally in a generally proximal direction; and a second barb protruding from a medial side of the second beam, wherein the second barb extends diagonally in a generally proximal direction. The first barb may include a proximal facing surface that is separated from the first beam by a recess.

A method for surgical segment selection in adolescent idiopathic scoliosis (AIS) assisted by deep learning is provided, the method comprises: acquiring a clinical case image, annotating positions and types of a surgical fixation segment and a non-fixated segment in thoracic vertebrae and lumbar vertebrae in the clinical case image, and training a network model; inputting a spinal image of a patient into the trained network model, wherein the network model segments the spinal image according to learned image features, divides the spinal image into different regions, and outputs a predicted type and a confidence for each region; correcting the confidence by a process of position correction.

This document pertains to a provisional patent application for an innovative spinal fixing rod designed for vertebral column surgery. The invention specifically addresses the need for spinal fixing rods with variable mechanical properties to enhance surgical fixation and, where needed, correction of vertebrae and their definitive surgical fixation. This document encompasses methods for designing and fabricating these variable mechanical properties spinal fixing rods, ensuring they meet the precise mechanical and anatomical requirements of individual patients. This document outlines the various embodiments, applications, and procedures related to the utilization and production of custom and off-the-shelf spinal fixing rods with variable mechanical properties.

The application belongs to the technical field of surgical fixation, and particularly relates to an arm position fixing device for cardiovascular and cerebrovascular interventional surgery, which comprises a wrist rotating support mechanism, a rotating sensing mechanism and a lifting type arm supporting mechanism, the wrist rotating support mechanism is arranged on the lifting type arm supporting mechanism, and the rotating sensing mechanism is arranged on the wrist rotating support mechanism; the wrist rotating support mechanism comprises a rotating limiting assembly and a rotating positioning retaining assembly, the rotating limiting assembly is arranged on the lifting type arm supporting mechanism, and the rotating positioning retaining assembly is fixedly connected to the rotating limiting assembly. The wrist rotating support mechanism and the lifting type arm supporting mechanism are linked through the wrist rotating sensing assembly, and in the case that no electric drive and electric control module are arranged, only through the ingenious mechanical structure, the technical effect that the arm supporting plate is automatically controlled to ascend and descend when the wrist rotates can be realized.

The utility model provides an operation fixing table for exposing the neck / abdomen of a mouse, and belongs to the technical field of animal operating tables. In order to solve the problems that an operation area is inconvenient to be fully exposed and four limbs are inconvenient to fix and stretch according to the body type of a mouse in the existing mouse fixing table, a heating plate, a limb restraining assembly, an anesthesia inhalation assembly, a neck position pad and an abdomen position pad are arranged on an operating table, and the heating plate is connected to the middle of the operating table; the limb restraining assemblies are distributed at the four corners of the heating plate, the anesthesia inhalation assembly is movably connected to the operation table, and the neck position pad and the abdomen position pad are detachably connected to the operation table and the heating plate respectively. The limb fixing device can quickly fix the limbs of mice with different body types, fully expose the surgical site, flexibly adjust the angle of the medicine suction cylinder according to the body position of the mice, and simultaneously cooperate with the heating plate to ensure that the body temperature of the mice is kept stable in the surgical process, the surgical risk is reduced, and the surgical operation is smoothly carried out.

The body structure of the full-porous thoracolumbar fusion cage is a porous octahedron, and the full-porous thoracolumbar fusion cage comprises an upper front end, a lower front end, a front end, a tail end, an upper contact surface, a lower contact surface and double side surfaces, the tail end is provided with an operation fixing hole and a clamping groove; and the upper contact surface and the lower contact surface are provided with connecting beams and convex tooth surfaces. The structural unit of the porous octahedron of the full-porous thoracolumbar fusion cage body is of an arch-imitating structure, more growth space can be provided for cells, and cell ingrowth is facilitated. The surgical fixing hole and the clamping groove can be used in cooperation with surgical instruments, and a reliable mechanical fixing structure is provided for the fusion cage. The upper convex tooth surface and the lower convex tooth surface can maintain the stability after the fusion cage is implanted. The full-porous thoracolumbar fusion cage can form a tight bonding interface with human tissues, the mechanical property of the full-porous thoracolumbar fusion cage is matched with that of the human tissues, and the full-porous thoracolumbar fusion cage can be applied to diseases such as thoracolumbar degenerative change and lumbar spinal stenosis.

The utility model relates to the technical field of medical instruments, in particular to a bearded needle for fixing greater trochanter of femur, which comprises a bearded needle main body, a pointed cone part is formed at one end of the bearded needle main body, a plurality of cable channel pieces are arranged on the bearded needle main body, and a plurality of cable through holes are formed on the cable channel pieces. By means of the arrangement, when a thighbone greater trochanter fracture is subjected to surgical fixation, an operator inserts the pointed cone part into a thighbone greater trochanter fracture block to be fixed, then the hooked needle body is integrally attached to the outer side of a thighbone greater trochanter and the outer side of a femoral shaft, and finally a cable (preferably a titanium cable) commonly used in the orthopedics department penetrates through the cable via hole in the cable channel piece to be fixed to the thighbone greater trochanter fracture block. The fixing device for the femoral lesser trochanter and the femoral shaft respectively bypasses the femoral lesser trochanter and the femoral shaft to bind fracture blocks, so that the femoral lesser trochanter fracture blocks and the femoral shaft are fixed, the fixing device is simple in structure and convenient to use and operate, and the internal fixation stability of the lesser trochanter fracture can be ensured.

A surgical anchoring device may include a first beam and a second beam each extending along a longitudinal direction; and a connecting member bridging a first proximal portion of the first beam to a second proximal portion of the second beam such that the first beam is substantially aligned with the second beam. In addition, the anchoring device may include a first barb protruding from a medial side of the first beam, wherein the first barb extends diagonally in a generally proximal direction; and a second barb protruding from a medial side of the second beam, wherein the second barb extends diagonally in a generally proximal direction. The first barb may include a proximal facing surface that is separated from the first beam by a recess.

This utility model discloses a head frame for craniocerebral surgery, including a fixation component and an adjustment component connected to one side of the fixation component. By setting the adjustment component, the position can be locked while allowing surgeons to make fine adjustments to the head frame from multiple angles and directions according to actual needs. The design of the curved arm and rotating seat further increases the adjustability of the head frame, enabling it to meet various positioning requirements in complex surgical environments. In particular, the ingenious combination of the force applicator, the jack, and the movable seat provides gentle yet stable support for the patient's head, reducing discomfort that may be caused to the patient during long-term surgery. More importantly, the adjustment component ensures smoothness during the adjustment process, and the fixation component ensures that the head frame can maintain a stable fixation even after long-term use, avoiding potential shaking problems caused by aging or wear.

An ophthalmic surgical fixation device includes a bed; a position adjustment component installed on both sides of the bed; and a head fixation component installed on the movable end of the position adjustment component. This technical solution includes a bed and a head fixation component. The patient lies on the bed during surgery, and the head fixation component secures the patient's head. Simultaneously, the position adjustment component allows adjustment of the head fixation component's position to accommodate patients of different body types, ensuring head fixation for ophthalmic surgical procedures and preventing head movement during surgery, thus avoiding potential injury to the patient.