31 results about "Intraoperative procedures" patented technology

This invention discloses an ultrasound-guided minimally invasive Achilles tendon suturing navigation device, belonging to the field of medical device technology. It includes a clamp body structure and two navigation mechanisms. The clamp body structure includes a connecting shaft, a clamp handle, and clamp heads. The clamp handle and clamp heads are connected by the connecting shaft. The clamp heads are located on the clamp handle, and there are two clamp handles and two clamp heads. The two navigation mechanisms are located on the two clamp heads respectively, and the two navigation mechanisms on the two clamp heads are interconnected. In use, ultrasound is used preoperatively to determine the course of the sural nerve and its accompaniment to the small saphenous vein to avoid intraoperative injury. During the procedure, the position and thickness of the Achilles tendon are confirmed under ultrasound guidance. Simultaneously, the navigation mechanism is passed through the Achilles tendon at an appropriate position, fixed, and the needle core is removed. Finally, the suture is passed through a cannula.

The invention relates to the field of medical instruments, and provides a conicity-locked osseointegration prosthesis. The osseointegration prosthesis comprises an implantation prosthesis, a percutaneous device and an abutment screw, a plurality of fixing ridges are arranged on the periphery of the implantation prosthesis, intraosseous fixation is achieved in a press-fit mode, a taper locking structure is combined to prevent the implantation prosthesis from sinking, and it is ensured that the position of the implantation prosthesis is fixed after implantation; a flushing hole communicated with the internal flushing cavity is further formed in the periphery of the implant prosthesis, and the implant prosthesis can be used for injecting medicine into the medullary cavity, implanting bone materials and the like or used for follow-up flushing treatment for intramedullary infection possibly occurring in the later period. The percutaneous device and the implanted prosthesis are connected through the anti-rotation structure and the taper locking structure, the percutaneous section has the surface state formed through surface treatment, stimulation to surrounding soft tissue is reduced, the anti-infection capacity is improved, and the percutaneous sealing effect is improved. By optimizing the implantation structure and the percutaneous interface design, the intraoperative operation difficulty is reduced, the intraoperative time is shortened, meanwhile, the percutaneous stoma is reduced, and the infection risk is reduced.

A method for housing a reusable portion of an oximeter device in a sheath includes providing the oximeter device as a probe unit and a laparoscopic tube separated from each other. The probe unit is handled by a first operator in a nonsterile environment and the laparoscopic tube is handled by a second operator in a sterile environment. The first operator connects the probe unit and the laparoscopic tube to form the oximeter device. The sheath is coupled to the laparoscopic tube in a folded configuration and is pulled by the second operator to enclose the probe unit. The oximeter device is in the sterile environment when the probe unit is in the sheath. The oximeter device is for use in an intraoperative procedure and the sheath inhibits the probe unit from contacting contaminants so that the probe unit is reusable, whereas the laparoscopic tube can be disposed of.

This utility model relates to a tissue separation device for spermatic vein ligation surgery, belonging to the field of male infertility surgery and medical devices. The separation device includes an intermediate pad with a central groove for accommodating a movable soft coil; hooks are provided on the opposite end face of the intermediate pad opposite the groove. The hooks bend downwards on both sides, effectively fixing the external spermatic fascia and cremaster muscle, fully exposing the surgical area. The silicone soft coil can be inserted between the blood vessels (testicular artery, pampiniform plexus) and the cremaster muscle, fully exposing the vessels to be ligated. The tissue separation device for spermatic vein ligation surgery provided by this utility model uses a medical-grade silicone soft coil, which has good biocompatibility, allows for flexible intraoperative operation, and its softness avoids damage to blood vessels.

The utility model discloses an arm infusion port placing operation table which comprises a base, a treading control board arranged on one side of the base, a lifting supporting table arranged on the base, a bed frame arranged on the supporting table, a bed board arranged on the bed frame in a sliding mode, a groove formed in one side of the bed board, and a lifting device arranged on the base, wherein a control circuit of the lifting supporting table is electrically connected with the treading control board through a wire. A groove is formed in the bed frame, an arm supporting plate is arranged in the groove, the upper side of the arm supporting plate is rotationally connected with the bed frame, a bendable hinge frame is arranged on the lower side of the arm supporting plate, one end of the hinge frame is rotationally connected with the bed frame, and an adjusting mechanism is arranged between the bed frame and the bed board. The attention concentration degree of doctors in the surgical operation process is improved, and the surgical efficiency is improved.

The utility model provides a double-guide plate for assisting an apical operation, and belongs to the field of dental pulp pathology in oral medicine. The double-guide guide plate comprises a tooth supporting part and a double-guide guide part; the tooth supporting part comprises a tooth supporting guide plate, and the tooth supporting guide plate wraps the surface of a tooth body and is tightly attached to the surface of the tooth; the double-guide part comprises two parallel guide tubes, and the two guide tubes are connected with the tooth supporting guide plate and used for guiding guide legs on the two sides of the dental handpiece. According to the utility model, the dental handpiece can be guided to be accurately positioned and cut; a drill point used in an operation and cortical bones in an operation area cannot be blocked by sight, and observation and water spraying cooling during the operation are facilitated; when the apex flap turning operation is carried out, the opened gingival flap can be put on the tube wall of the guide tube, so that the operation in the operation is facilitated, the damage of traction to the gingiva is reduced, and the soft tissue can be recovered as soon as possible.

The invention relates to the technical field of task management, in particular to a heart intervention physiological signal intelligent analysis method based on multi-source data fusion. The method comprises the following steps: acquiring multi-source heart data, and performing intervention operation event marking on the multi-source heart data to obtain operation marking data; performing multi-source feature construction according to the operation mark data to obtain multi-source feature data; obtaining operation process data; performing stage flow chart construction according to the operation process data and the multi-source feature data to obtain stage flow chart data; and performing load budget calculation according to the stage flow chart data to obtain stage load data so as to perform cardiac intervention physiological signal reminding operation. According to the method, the multi-source physiological signals are structurally associated with the intraoperative operation process, a quantifiable stage load budget model is constructed, and the process management precision and the system response capability of the operation process are effectively improved in combination with a graph structure propagation mechanism.

The invention relates to the technical field of medical instruments, in particular to a special cardiac surgery head frame with a multi-body-position fixing structure, which comprises a mounting frame, a rotating rod is rotatably connected to the inner wall of the mounting frame, two round tubes are rotatably connected to the outer wall of the rotating rod, and a first fixing block and a second fixing block are fixedly connected to the outer walls of the round tubes respectively. Electromagnets are fixedly connected to the positions, corresponding to the first fixing block and the second fixing block, of the inner wall of the mounting frame, and through magnetic attraction control and arc-shaped limiting block design, switching of three modes of synchronous rotation of the head and the body, independent rotation of the head and independent rotation of the body is achieved; when the head is placed, a conical linkage structure is triggered by means of gravity, a supplementary air bag is extruded to supply air to a fixed air bag, placing, namely clamping and air bag attaching to the head are achieved, the risk of pressure sores is reduced, a fourth spring can drive the air bag to automatically return air and reset, manual operation is not needed, and operation is convenient. And the operation interference during the operation is reduced.

This invention discloses a continuous surgical instrument, comprising an end-effector module, a continuous module, a rotation module, and a drive module. The end-effector module includes a joint connector, a rotating base, and surgical instruments. The continuous module includes a distal vertebra, a vertebral intervertebral disc, and a proximal vertebra. The drive module includes a drive base and, mounted on the drive base, an instrument opening / closing drive module, an end-effector rotation drive module, a continuous module bending drive module, and a rotation drive module. The instrument opening / closing drive module drives the opening and closing motion of the end-effector; the end-effector rotation drive module drives the rotation of the rotating base; the continuous module bending drive module drives the bending of the continuous module; and the rotation drive module drives the rotation of the rotating module. This continuous surgical instrument offers high flexibility in its end-effector, effectively increasing intraoperative operational flexibility and accessibility to the surgical space, and better meeting various surgical needs.

This invention relates to the field of medical devices, specifically to a radioactive particle implantation needle for interventional radiology of tumors. The needle includes an implantation needle body with a delivery channel along its length. A material storage slot communicating with the delivery channel is located in the middle of the implantation needle body. The material storage slot contains a supply compartment with a particle placement cavity. A sealing mechanism for sealing the particle placement cavity is located at the bottom of the supply compartment. The supply compartment also contains a compression mechanism for compressing radioactive particles towards the bottom of the particle placement cavity. This invention employs a detachable integrated structure for the implantation needle body and supply compartment, allowing for pre-loading of particles before surgery. This eliminates the need for manual loading of particles into the delivery channel during surgery using external tools, reducing intraoperative steps. The fixing bolts and threaded holes enable quick assembly and disassembly, further shortening preoperative preparation and surgical time, and improving operational convenience.

1. Name of the designed product: main operating hand (rope drive). 2. Use of the designed product: for intraoperative operation. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view.

Described herein are systems and methods for refraction correction of OCT images configured for intraoperative use, including: a deep-learning model configured to receive a plurality of OCT images; and an imaging device configured to generate the plurality OCT images during an intraoperative procedure; wherein the deep-learning model is configured to map, in real-time, the plurality of OCT images to a two-dimensional vector field over a spatial domain of the plurality of OCT images; wherein the mapping is configured for real-time correction of refraction errors on the plurality of OCT images by employing Snell's law to generate a plurality of refraction-corrected OCT images via the deep-learning model. Other examples are described including features of the deep-learning model uniquely configured for interoperative usage such as an OCT image processing speed of 20Hz-50Hz.

The application relates to a urethral anastomosis stent, which comprises a first extension part and a second extension part, wherein the first extension part is provided with a first channel extending in the axial direction and used for accommodating a urethra; the second extension part is provided with a second channel extending in the axial direction from the first channel and a plurality of suture ring areas arranged in the axial direction in sequence and at intervals; and the second channel extends in the axial direction and gradually expands away from the first extension part and is used for constraining the shape of a bladder bottom part to be conical. The urethral anastomosis stent provided by the application is fixed with the bladder bottom part through the suture ring areas arranged in the second extension part, the position of the urethral anastomosis stent does not need to be fixed by means of a urethral fixing stent, and therefore an expanding component such as a balloon does not need to be used, the intraoperative operation is simplified, and the operation difficulty is reduced.

This invention belongs to the field of medical device technology, specifically disclosing an auxiliary device for gastroscopy in gastroenterology. It includes a tray with a cushion, an insertion tube clamping mechanism located on the tray away from the cushion, a forehead fixation mechanism and a posterior skull fixation mechanism located on the tray on the front and back sides of the cushion, a clamping forceps located on the lower side of the tray away from the cushion, and a connecting rod at the front end of the tray. The insertion tube clamping mechanism includes side grooves symmetrically located on both edges of the tray, positioning drive shafts rotatably located within the two side grooves, and two L-shaped swing arms whose lower ends are respectively connected to the two positioning drive shafts. This invention innovatively employs a foot pedal control system, transferring the axial movement control of the insertion tube from the hand to the foot. It also utilizes a specially designed clamping and assisting mechanism, allowing physicians to conveniently and securely insert the insertion tube into the auxiliary mechanism using only one hand, achieving a fully automated single-person process from preoperative installation to intraoperative operation.

According to the supporting and stabilizing device integrating the collision early warning function in the robot surgery, the assistant instrument component, the robot surgical instrument component and the multi-degree-of-freedom supporting mechanism which are matched with one another are arranged, and the antenna module is packaged at the lower end of the assistant instrument body; the base band processing unit is integrated on the multi-degree-of-freedom supporting mechanism and is electrically connected with the multi-degree-of-freedom supporting mechanism, meanwhile, the multiple sets of induction coil tags with the metal interference resisting patches are packaged at the lower end of the long arm of the robot surgical instrument body, and by means of the induction effect of the antenna module and the induction coil tags and the signal processing capacity of the base band processing unit, the multi-degree-of-freedom supporting mechanism can be obtained. Relative positions of the assistant instrument component and the robot surgical instrument component are monitored in real time, possible unexpected collision between the assistant instrument component and the robot surgical instrument component is warned in time, interference of collision on operation is effectively avoided, meanwhile, the multi-degree-of-freedom supporting mechanism can stably support the assistant instrument component, and stability and safety of operation in an operation are further guaranteed.

The utility model provides a perineum operation membrane, and relates to the technical field of operation tools. The surgical membrane comprises an upper half part distribution, the upper half part distribution is provided with focusing white cloth and operation holes, the front side of the upper half part distribution is fixedly connected with two pieces of surgical trousers, the upper ends of the two pieces of surgical trousers are both fixedly connected with bridles and storage bags, the lower ends of the two pieces of surgical trousers are both fixedly connected with foot sleeves, and the foot sleeves are fixedly connected with the lower ends of the two pieces of surgical trousers. A collecting assembly is arranged on the front side of the upper half portion. The perineum operation membrane has the advantages that the sheet laying step is simplified, time and labor are saved, operation instruments can be conveniently placed and fixed, operation in an operation is facilitated, illumination in an operation area is facilitated to assist the operation, and the like.

The application relates to the field of intelligent medical treatment, and discloses an in-hospital integrated platform system based on artificial intelligence, which comprises the following steps: extracting current patient identification information, identifying a surgical patient in an anesthetic state in real time, and automatically associating a preoperative electronic medical record with an intraoperative anesthesia plan; based on an artificial intelligence semantic recognition model, image text extraction and semantic understanding are carried out on parameter content set in real time in a respirator equipment screen; according to the difference between the set parameters and the semantic recognition of the system, a cross-system risk factor atlas is constructed, and a risk linkage score is generated in real time for intraoperative operation behavior; the parameter evolution path under the same type of operation in the past is called, and analogy modeling is carried out in combination with the current patient anesthesia depth, physiological data and the intraoperative stage; when it is confirmed that there is a strategy-level abnormality in setting, the warning level and the display form are dynamically adjusted based on the operation equipment type, the setting personnel role and the current stage load intensity. The application has the advantage of improving the intelligent level of a hospital.

1. Name of the designed product: master control machine (rope drive). 2. Use of the designed product: for intraoperative operation. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view.

The application discloses a preoperative intelligent planning method for a nasal septum mucosal flap blood vessel pedicle path, and relates to the technical field of surgical path planning. The method first analyzes the feature difference of physiological structures between the current patient and each historical patient, obtains the reference weight of each historical patient, and further trains a model based on the historical patient's mucosal flap operation parameters, structure feature parameters, preoperative physiological data and blood vessel perfusion feature parameters, so as to obtain the predicted blood vessel perfusion feature parameters of the current patient, and then plans the blood vessel pedicle path in combination with the change characteristics of each candidate blood vessel pedicle path of the current patient. The technical problem of poor preoperative planning effect of the nasal septum mucosal flap blood vessel pedicle path is solved, the physiological structure, intraoperative operation and blood vessel dynamic perfusion information of the patient can be associated in multiple dimensions, the flap body can survive while ensuring that the path structure is reasonable, and the preoperative planning effect of the nasal septum mucosal flap blood vessel pedicle path is improved.

The invention relates to the technical field of oral implantation, in particular to an oral maxillofacial implantation restoration method and system based on visual analysis, and the method comprises the steps: determining preoperative planning information by adopting a mode of combining data collection, state analysis and dynamic occlusion simulation; during the surgery, performing real-time navigation on the surgery operation, and performing early warning on wrong operation based on the preoperative planning information; after the operation is completed, personalized review schemes such as matters needing attention and review time which are fit for the condition of a patient are generated according to monitoring data of the operation in the operation and patient detection data, full-period management is achieved, and the probability of occurrence of complications can be reduced. Moreover, through the mode, the problem that the review scheme is lack of personalization due to the fact that the prediction of the complications is mainly based on empirical judgment and cannot be accurately analyzed in combination with the intraoperative operation data and the individual characteristics of the patient is solved.

The invention discloses a branch sheath assembly, a stent conveying system and a preassembled intravascular stent system, and relates to the field of medical instruments. The branch sheath assembly comprises a branch sleeve and a branch sheath, one end of the tectorial membrane sleeve is connected to the branch sleeve, the other end of the tectorial membrane sleeve is an open end, and a containing cavity used for containing the branch stent and forming radial constraint on the branch stent is formed in the tectorial membrane sleeve; a branch control guide wire; binding wires; a first matching structure is arranged at the in-vivo working end of the branch control guide wire, and a second matching structure matched with the first matching structure is arranged on the branch sleeve; when axial tension is applied to the in-vitro operation end of the branch control guide wire, the first matching structure and the second matching structure are matched with each other, so that the branch control guide wire can drive the branch sleeve to move towards the outside of the body. According to the branch sheath assembly, the winding risk between the guide wires can be avoided, the success rate of an operation is increased, and operation in the operation is simpler.

A method for housing a reusable portion of an oximeter device in a sheath includes providing the oximeter device as a probe unit and a laparoscopic tube separated from each other. The probe unit is handled by a first operator in a nonsterile environment and the laparoscopic tube is handled by a second operator in a sterile environment. The first operator connects the probe unit and the laparoscopic tube to form the oximeter device. The sheath is coupled to the laparoscopic tube in a folded configuration and is pulled by the second operator to enclose the probe unit. The oximeter device is in the sterile environment when the probe unit is in the sheath. The oximeter device is for use in an intraoperative procedure and the sheath inhibits the probe unit from contacting contaminants so that the probe unit is reusable, whereas the laparoscopic tube can be disposed of.

The anti-deviation assembly comprises a fixed knot, the two sides of the fixed knot are each provided with a rotating knot, the fixed knot and the rotating knots are both annular bodies, the middle portions of the annular bodies of the fixed knot and the rotating knots are jointly sleeved with an operation support, and spiral bodies are connected between the fixed knot and the rotating knots on the two sides respectively. The spiral body is used for being wound on an operation support in a spiral mode. By arranging the fixed knots, the rotating knots, the spiral bodies and the secondary force guiding bodies, when the connecting part below the common end point is subjected to deviation force caused by lateral mistaken touch, the secondary force guiding body on one side can be immediately driven to pull the rotating knots connected with the secondary force guiding body, the spiral bodies on one side are made to be tightly attached to the outer wall face of the operation support, and therefore the operation support can be fixed. The anti-skidding self-locking function of the rotating knot and the spiral body on the operation support is achieved, the influence of traction posture change on an incision part caused by external force mistaken touch is effectively avoided, and the smoothness of operation in an operation is improved.

The present application relates to the technical field of task management, and more particularly to a cardiac intervention physiological signal intelligent analysis method based on multi-source data fusion. The method comprises the following steps: acquiring multi-source cardiac data, and marking the multi-source cardiac data with intervention operation events to obtain operation marked data; constructing multi-source features according to the operation marked data to obtain multi-source feature data; acquiring operation process data; constructing a stage flowchart according to the operation process data and the multi-source feature data to obtain stage flowchart data; and calculating load budget according to the stage flowchart data to obtain stage load data for cardiac intervention physiological signal reminding work. The present application effectively improves the flow management accuracy and system response capability of the operation process by structurally associating multi-source physiological signals with intraoperative operation processes, constructing a quantifiable stage load budget model, and combining a graph structure propagation mechanism.

A robotic surgical system incorporates artificial intelligence to enhance intraoperative performance and surgical decision-making. The system includes a surgeon console, one or more robotic arms, and a control module with an AI-driven model generalization engine. The AI engine leverages cross-procedure transfer learning, enabling it to apply models trained on one type of surgery to others exhibiting latent procedural similarity. Intraoperative data including endoscopic video, robotic arm kinematics, force and haptic feedback, biometric signals, and audio commands is analyzed to support real-time guidance, anomaly detection, and adaptive control. The system comprises modules for surgical planning, predictive analytics, autonomous task execution, and surgeon fatigue monitoring. Feedback from multimodal sensors informs dynamic trajectory adjustment and surgical decision support. Continuous learning from both historical and live surgical data refines the AI model over time. This integrated framework enables improved precision, efficiency, and safety in robotic-assisted surgical procedures.

The utility model relates to a self-adhesive sponge for nasal septum perforation repair, which is used for fixing cartilage at a nasal septum perforation position and comprises a sponge support body, the sponge support body comprises a sponge support layer, an adhesive layer and an anti-sticking layer which are sequentially attached, the adhesive layer is arranged on one side of the sponge support layer attached to a wound surface, and the anti-sticking layer is arranged on the other side of the sponge support layer attached to the wound surface. And the surface of the adhesion layer is covered with an anti-adhesion layer. Compared with the prior art, the self-adhesive sponge disclosed by the utility model has good mechanical property, good adhesive capacity between the sponge bracket main body and a wound surface, can be firmly attached to a cartilage of a perforated nasal septum and promote mucous membrane healing, and also has good biological safety, degradability and intraoperative operability; the nasal septum perforation repair effect is improved, the nasal septum perforation rate is reduced, and the life quality of a patient is improved.

This invention discloses a deep learning-based surgical quality assessment method and system, relating to the field of medical information. The method includes: acquiring preoperative three-dimensional images and generating a surgical operation space baseline map using a first deep neural network; continuously acquiring real-time instrument pose data and high-definition video frame sequences of the surgical area tissue during surgery; using a spatiotemporal attention mechanism for dynamic registration to construct an instrument-tissue interaction spatiotemporal feature set; calculating instrument operation standardization scores and tissue processing accuracy scores using a second deep neural network; acquiring postoperative physiological recovery indicators; inputting the two scores and indicators into a causal inference model to quantify their respective marginal contributions and generate a comprehensive quality assessment index; and outputting a graded assessment conclusion based on the comparison results of this index with multi-level thresholds. This invention achieves an objective, interpretable, and clinically predictive quantitative assessment of surgical quality by integrating data from the entire chain of preoperative planning, intraoperative operation, and postoperative recovery.

The invention discloses a joint replacement operation simulation system based on pressure sensing feedback. The system comprises a data acquisition and preprocessing module, a model construction and parameter initialization module, a multi-modal coupling modeling module and a dynamic response optimization module. The data acquisition and preprocessing module is used for acquiring and preprocessing original data related to a joint replacement operation, and the original data comprises intraoperative three-dimensional bone tissue image data, instrument-bone tissue interaction real-time mechanical data and operation related anatomical parameters. According to the joint replacement surgery simulation system based on pressure sensing feedback, the mechanical state and the structural change in the key operation process can be visually displayed, quantitative feedback and risk early warning are provided for an operator, the scientificity of surgery planning and the stability of intraoperative operation can be improved, and the remarkable teaching and clinical application value is achieved.

This invention discloses a fully absorbable PDO-P4HB binary composite gradient degradable hernia repair patch, comprising: a PDO support layer, a P4HB toughening layer, and multiple composite connection nodes and edge reinforcement rings composed of PDO-P4HB blend materials. This invention uses a fully absorbable and non-immunogenic PDO+P4HB composite material, which can be completely degraded into non-toxic products and excreted from the body through hydrolysis and enzymatic degradation postoperatively, reducing the risk of complications such as infection and adhesions. It is suitable for complex repair scenarios such as infected abdominal wall defects. Utilizing the inherent difference in degradation rates between the two materials, and through specific weaving structures and parameter design, a gradient degradation structure is constructed to achieve a dynamic adaptation process of "early high-strength support (PDO-dominated) – mid-term flexible transition (synergistic between the two) – late complete degradation (P4HB finishing)," meeting both the rigidity requirements of intraoperative operations and the mechanical and biological needs of each stage of tissue repair, balancing support stability and tissue ingrowth.

The invention provides a combined prosthesis for repairing femoral head defects, and belongs to the technical field of medical instruments. The combined prosthesis for repairing the femoral head defects comprises a metal base; the mounting groove is formed in the upper end of the metal base station; the square convex block is fixedly connected into the mounting groove; the femoral head is embedded into the clamping groove in the inner wall of the mounting groove through the clamping block at the lower end, axial limiting is formed, and the femoral head is effectively prevented from disengaging in the using process; meanwhile, the clamping blocks and the clamping grooves are matched to provide radial constraint and enhance connection stability, the square protruding blocks and the square clamping grooves in the lower end of the femoral head are embedded to form a non-circumferential symmetrical anti-rotation structure, axial rotation of the femoral head relative to the metal base table can be effectively restrained, abrasion and looseness caused by micro motion are avoided, and the service life of the femoral head is prolonged. According to the double-locking mechanism, the femoral head can be quickly and reliably assembled under the condition that no extra fastener is needed, and the convenience of operation in an operation and the reliability of connection are improved.