69 results about "Operative fixation" patented technology

The invention discloses a big-data-based design method and system for a preset screw rod in spinal surgery, and particularly relates to the technical field of preset screw rod design, and the method comprises the following steps: collecting preoperative medical image data of a target patient, extracting anatomical feature parameters, and establishing a surgery fixing instrument database containing historical patient data and implanted instrument parameters; evaluating the degree of adaptation between the standard nail rod and the anatomical structure of the patient and the postoperative fixation stability, dividing the patient matching grade based on the evaluation result, screening patient groups with similar anatomical structures and biomechanical characteristics by adopting a clustering analysis method, and calculating a personalized customization data set in combination with the individual parameters of the target patient; according to the method, the structural adaptation index and the biomechanical adaptation index are adopted, it is ensured that the matching performance of fixing instruments can be judged before an operation, when the standard screw rod is not suitable, the personalized customization process can be automatically triggered, the judgment deviation of a doctor is reduced, and the accuracy of customized screw design is improved.

The utility model discloses a small animal operation fixing device, which belongs to the technical field of small animal treatment, and comprises a fixer, the fixer comprises a lower air bag cushion and an upper air bag cushion which are oppositely arranged up and down, and a plurality of communicated telescopic hoses are communicated between the lower air bag cushion and the upper air bag cushion. An inflation tube is installed on the upper air bag cushion in a penetrating mode, a monitoring sensor is installed on the surface of the upper air bag cushion, and a plurality of elastic connecting bands are fixedly connected to one side of the lower air bag cushion and one side of the upper air bag cushion; a lower air bag cushion and an upper air bag cushion are arranged to be communicated with a telescopic hose in a matched mode for use, limbs of a mouse penetrate through limb openings, and the lower air bag cushion and the upper air bag cushion are attached to and tightly wrap the chest and the back of the mouse respectively, so that the mouse can be fixed in the shape of a Chinese character'da ', the fixing effect is good, it can be guaranteed that surgery operation is conducted in the good position, and the operation convenience is improved; and the thoracic-abdominal opening and the back opening are utilized to facilitate acupuncture and massage treatment of the thoracic-abdominal part and the back part.

The utility model provides a fixing suite for a minimally invasive surgery of transverse patella fracture, which belongs to the field of medicine and comprises a steel wire with a needle. One end of the steel wire through hole guider is handheld and can be locked, and the other end of the steel wire through hole guider is provided with a steel wire access hole channel for guiding; the tip and the edge of one end of the anterior patellar dissection guider are sharp, a steel wire channel is arranged in the middle and used for being inserted into anterior patellar soft tissue and bringing out a steel wire, and the other end is handheld. The patella transverse fracture minimally invasive internal fixation device solves the problem that no suitable surgical instrument exists in the patella transverse fracture minimally invasive internal fixation technology, assists in completing patella steel wire conduction, achieves surgical treatment on the premise of minimally invasive surgery, avoids the problems of soft tissue contusion, incision infection, steel wire torsion fracture, too long radiation exposure and the like in the surgical process, and improves the working efficiency. And fracture reduction and fixation are completed on the premise of receiving the lowest limit value of radiation.

The invention discloses an orthopedic surgery fixing support, and particularly relates to the technical field of medical auxiliary instruments.The orthopedic surgery fixing support comprises a fixing rod, a movable groove is formed in the top end of the fixing rod, a movable rod is arranged in the movable groove, one side of the top end of the movable rod is rotationally connected with a rotating rod through a bearing, and an adjusting supporting rod is arranged at one end of the rotating rod; a connecting plate is fixedly arranged at one end of the adjusting supporting rod, and a supporting clamping mechanism is arranged on one side of the connecting plate. A first rotating block is arranged on the other side of the top end of the movable rod, and a square connecting groove is formed in one end of the first rotating block. A rotating rod and an adjusting supporting rod are driven to rotate by rotating a first rotating block and a square connecting rod, then a connecting plate and a supporting clamping mechanism can be driven to rotate, then horizontal and inclined angle adjustment of a supporting structure is achieved, and the applicability of the device is effectively improved; the legs of the patient can be conveniently placed no matter what posture the patient is, and the supporting effect is good.

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.

A kit includes an injector (1) including a substance syringe, which includes a plunger (3) that slides in a lumen of a barrel (4) which is coupled to a lumen of a needle (5), a fixation tool (10), and a coupling assembly (60) that includes a fixation-tool force transfer device (62) coupled to the fixation tool (10). The fixation-tool force transfer device (62) is coupled to the plunger (4) of the injector (1) such that actuation of the fixation-tool force transfer device (61) moves the plunger (4) of the injector (!).

A system for delivering surgical fixation devices to a target region in a body includes an instrument comprising a shaft and a tissue puncturing member moveable in reciprocation relative to the shaft. The system further includes a plurality of surgical fixation devices positioned in series along at least part of a length of the shaft and configured to be deployed from the shaft without needing to remove and reinsert the instrument.

The invention relates to an intrauterine device system, in particular to an anchoring system for fixing an intrauterine device without ultrasonic guidance operation and a using method of the anchoring system, the anchoring system comprises a pusher capable of penetrating through a cervical canal, an anchoring structure fixator connected with the intrauterine device and a guide tube for placing the anchoring structure fixator, the guiding tube is arranged in the pusher, and the pusher penetrates through a cervical canal and then pushes the guiding tube to enable the anchoring structure fixing device to be anchored to the bottom wall of the uterus. Pushing and fixing of the intrauterine device can be achieved through an anchoring system composed of the pusher, the anchoring structure fixator and the guide tube under ultrasonic guidance, hysteroscope suture operation is not needed, the requirement for the environment is low, safety is high, the intrauterine device is particularly suitable for patients with uterine enlargement and serious dysmenorrhea symptoms, and the application range is wide. Therefore, the convenience of the patient can be improved, and the medical burden related to the conventional operation method can be reduced.

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.

1. Name of the design product: Pelvic Surgery Support (Round). 2. Use of the design product: It is used as a fixing support for small animals during surgery. 3. Design key points of the design product: Lies in the shape. 4. Picture or photograph that best shows the design key points: Perspective view.

A surgical fixation system can include a fixation device, a loop connected to the fixation device, a graft carried by the loop, and a reinforcement material. Surgical fixation systems can be used in various tissue reconstruction procedures, including but not limited to, ACL and PCL reconstructions. The graft and the reinforcement material may be tensioned independently of one another to avoid stress shielding the graft.

The utility model provides an ophthalmologic operation fixing head frame, and belongs to the technical field of medical equipment. Comprising an operating table, a base used for placing the head of a patient is fixed to the end of the operating table, a fixing frame is installed at the end of the operating table and surrounds the outer side of the base, a limiting frame is installed on the fixing frame in a liftable mode, and the two ends of the limiting frame extend to the two sides of the upper portion of the base. Limiting plates are movably installed on the opposite sides of the two ends of the limiting frame, an air bag is installed on the side, away from the limiting frame, of each limiting plate, and a disposable sanitary film covering the outer edge face of the air bag is further arranged on each limiting plate. The limiting plates capable of moving towards the upper middle portion of the base are arranged at the two ends of the limiting frame, so that the limiting plates can clamp and limit the two sides of the head of a patient to a certain degree through the air bags installed on the limiting plates, the stability of the patient during an ophthalmologic operation can be effectively guaranteed, and smooth operation of the ophthalmologic operation is guaranteed.

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 invention belongs to the technical field of medical instruments, and discloses a spinal operation fixing device which comprises a bed board, supporting columns are installed at the bottom of the bed board, a telescopic rod is slidably connected to the top of the bed board through a rail, and a wound fixing frame is installed at the top of the telescopic rod. A movable plate is connected to the position, close to the lower portion of the wound fixing frame, of the top of the bed plate, a fixing plate is installed at the top of the movable plate, a connecting column is connected to the top of the fixing plate, and a spine fixing frame is installed at the top end of the connecting column; through cooperation of the rocking handle, the lead screw, the movable block, the movable plate and other structures, the spine fixing frame can stably slide along the bed plate, then the spine fixing frame can be rapidly and accurately adjusted to the position under a spine operation part of a patient, operation is easy and convenient, the spine fixing frame is stable and reliable in movement, and the spine fixing frame is convenient to use. And the use effect of the device is greatly improved.

1. The name of the design product: surgical fixation forceps. 2. The use of the design product: medical machinery used in surgical operations for clamping, fixing, separating or hemostasis. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

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.

A surgical fixation system including a bone anchor, rod receiver, compression cap, and stabilization rod is described herein. In some embodiments, the compression cap includes a plurality of ridges configured to interact with a plurality of grooves formed into the stabilization rod. In some embodiments, the fixation system is configured such that upon a first actuation of the compression cap, the compression cap is configured to advance distally within the rod receiver and directly contact the stabilization rod such that at least one rod engaging feature of the plurality of rod engaging features engages at least one groove of the plurality of grooves; and upon a second actuation of the compression cap beyond the first actuation, the compression cap is configured to cause translational movement of the stabilization rod within the rod receiver to effect compression or distraction on the first and second bone segments.

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 utility model discloses a lip surgery fixing device which comprises an upper clamping assembly, a lower clamping assembly and a fixing assembly. The upper clamping assembly comprises an upper clamping plate and a pressing plate, the upper clamping plate is connected with the pressing plate, and an obtuse angle is formed between the upper clamping plate and the pressing plate; the lower clamping assembly comprises a lower clamping plate and a fixing rod, the lower clamping plate is connected with the fixing rod, and the connecting position of the upper clamping plate and the pressing plate is rotationally connected with the fixing rod. The fixing assembly penetrates through the upper clamping assembly and is connected with the fixing rod. When the lip of a patient needs to be turned outwards, an operator firstly acts on a pressing plate to enable the pressing plate to move in the direction of a fixing rod to drive an upper clamping plate to rotate, the distance between the upper clamping plate and a lower clamping plate is reduced, then the upper clamping plate and the lower clamping plate clamp the lip, the upper clamping assembly and the fixing rod are fixed through a fixing assembly, and therefore the lip can be turned outwards. Therefore, the lip lesion of a patient can be protruded and fixed, operation of an operator is facilitated, the probability of accidental injury of instruments in an operation is reduced, and the operation duration is shortened.

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.

Surgical fixation devices, constructs, tissue repairs and reconstructions, and methods of soft tissue fixation utilizing solidifying materials and biologics.

A surgical fixation system can include a fixation device, a loop connected to the fixation device, a graft carried by the loop, and a reinforcement material. Surgical fixation systems can be used in various tissue reconstruction procedures, including but not limited to, ACL and PCL reconstructions. The graft and the reinforcement material may be tensioned independently of one another to avoid stress shielding the graft.

The utility model discloses interventional operation fixing equipment which comprises a base plate, two sliding ways are formed in the base plate, sliding blocks are arranged in the sliding ways in a sliding mode, a mounting plate is arranged on the sliding blocks, studs are connected to the mounting plate in a threaded mode, and the ends of the studs correspond to the base plate. A clamp for clamping limbs of a patient is mounted on the mounting plate through a connecting assembly; two adjusting assemblies are arranged on the base plate and used for adjusting the moving range of the two sliding blocks in the corresponding sliding ways correspondingly. The device has the beneficial effects that a punctured limb of a patient is clamped through the clamp, operation is simple, fixation is firm, a gap is formed between the end of the stud and the base plate, the clamp can move along the sliding way, the moving range of the clamp can be adjusted through the adjusting assembly, the punctured limb of the patient can move in a small range under the condition that a punctured wound is not affected, and the operation is convenient. The comfort of the patient is ensured.

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 tripod for guiding and positioning needle insertion of scaphoid fracture, which is characterized by comprising: a supporting foot, a tripod connector, a catheter, and a catheter supporting foot; the supporting foot is universally connected to the bottom of the tripod connector, the tail end of the catheter is in an oblique shape and dynamically connected to the top of the tripod connector, and the catheter supporting foot is movably sleeved on the bottom of the catheter; the supporting foot is provided with a telescopic supporting rod, the top of which is universally connected to the bottom of the tripod connector, and the rotation damping of the telescopic rod universally connected to the tripod connector at the top increases with the increase of the compression degree; the device can simulate the needle insertion route for fixing the scaphoid guide needle through the tripod, and it is no longer necessary to completely expose the scaphoid first and then fix it surgically like the traditional pressurized fixation method, which causes less overall trauma to the patient and facilitates his postoperative recovery; at the same time, it simplifies the repeated surgical process, reduces the workload of the surgeon, and improves the success rate of the operation.

The present disclosure discloses a cortical button for surgical fixation is disclosed. The cortical button includes a first section defining a substantially flat head and a second section defining a solid stub. The second section being co-axial to and extending substantially vertically from the first section. The first section being defined with a plurality of provisions. The plurality of provisions extending partially along an outer circumference of the second section and being configured to receive a suture.

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.