3273 results about "Restorative surgery" patented technology

A patient specific instrument is disclosed for correcting a condition present in a patient. The patient specific instrument includes a body that includes an inferior side having a bone engagement surface shaped to match a first surface of a first bone and a second surface of a second bone of a joint. The instrument also includes a superior side having a first guide feature and a second guide feature that together, with the bone engagement surface overlying the first surface and the second surface, are positioned to guide resection of the first bone and the second bone during a surgical osteotomy for correcting the condition. The body is configured to seat transverse to the joint with the bone engagement surface engaging the first surface of the first bone and the second surface of the second bone.

The invention provides a recombinant XVII type collagen and application thereof, and relates to the technical field of protein engineering. The novel recombinant human XVII type collagen is obtained by optimizing and screening collagen structural domain sequences of the human XVII type collagen and then combining the sequences. The recombinant human XVII type collagen is consistent with the corresponding part of the amino acid sequence of the human XVII type collagen, does not generate immunological rejection when being applied to a human body, and can be widely applied to the industries of surgical medical treatment and medical beauty. In addition, the recombinant human XVII type collagen is high in stability, and the problem of protein degradation in the process of expressing recombinant protein by pichia pastoris can be avoided. In addition, the recombinant human XVII type collagen also has the effects of high biological activity, high biological safety, promotion of cell proliferation and differentiation and promotion of hair growth, and can be applied to the field of cosmetics or medicines as a functional component.

The present disclosure provides a staple cartridge for a surgical instrument, such as a tissue sealing instrument. The staple cartridge includes a housing and one or more staple assemblies within the housing. The staple assemblies each include one or more staple pushers and associated staples. The staple pushers and housing include coupling elements configured to cooperate with each other to retain the staple assemblies to the housing prior to use in surgery. The coupling elements, along with other components of the cartridge and instrument, result in a smaller staple cartridge relative to conventional devices, allowing for a more compact and maneuverable surgical instrument.

Adapters for surgical drilling systems, and methods of use, are provided for performing surgical procedures, such as surgical drilling into bony structures, while guided by a conductivity sensing system. The adapters may be configured to be coupled to a surgical drilling tool such as a conventional surgical drill and a drill bit having conductivity sensing capabilities, or a surgical hand tool having conductivity sensing capabilities. The adapters further include a controller configured to receive one or more signal indicative of measured electrical conductivity and / or penetration depth measurement, detect a condition associated with a change of measured electrical conductivity based on the signal, and arrest advancement of the surgical drilling tool responsive to detection of the condition.

The invention provides a micromolecular recombinant XVII type collagen as well as a preparation method and application thereof, and relates to the technical field of protein engineering. The novel recombinant human XVII type collagen is obtained by optimizing and screening a plurality of spiral region sequences such as a collagen structural domain, a C-terminal region and a middle region of the human XVII type collagen. The amino acid composition of the recombinant XVII type collagen is consistent with that of a natural collagen alpha1 chain, immunological rejection is not generated when the recombinant XVII type collagen is applied to a human body, the recombinant XVII type collagen can be widely applied to surgical medical treatment and medical beauty industries, the molecular weight of the collagen is small, efficient secretion soluble expression in eukaryotic host cells such as pichia pastoris can be achieved, and the recombinant XVII type collagen has a good application prospect. And industrial large-scale production is carried out. According to the present invention, the verification results show that the micromolecular recombinant XVII type collagen further has basement membrane anti-aging activity, wherein the basement membrane anti-aging activity specifically comprises the improvement of the expression levels of the IV type collagen, the VII type collagen and the XVII type collagen;

The invention discloses an intelligent auxiliary training system based on postoperative rehabilitation activities of hepatobiliary and pancreatic surgery, and relates to the technical field of postoperative rehabilitation training.The intelligent auxiliary training system comprises a multi-source data acquisition module used for periodically or real-timely acquiring multi-type feature data related to postoperative rehabilitation; the feature processing and weight adjusting module is used for performing unified processing on the feature data; the index-action causal map construction module is used for constructing a causal association structure between the physiological indexes and the rehabilitation training actions in the input feature data; the graph neural network inference module outputs a graph neural network embedded tensor through a graph attention mechanism; the rehabilitation action risk calculation module is used for calculating the risk score of each candidate rehabilitation action at the current moment; the action screening and high-risk generation module is used for bringing the rehabilitation actions of which the risk values exceed a threshold value into a high-risk action set and marking the rehabilitation actions; according to the invention, the rehabilitation recommendation better conforms to the dynamic characteristics of postoperative changes of the patient.

A surgical stapling instrument is configured to dissect tissue, apply a linear staple line along one side of the tissue dissection and apply a suture, such as a purse string suture, to the other side of the tissue dissection. The instrument comprises an elongate shaft, first and second jaws configured to open and close and a cutting element. The instrument includes a first row of staples in each of the first and second jaws having a suture extending therethrough and a second row of staples in the second jaw. A drive member is configured to translate distally through the end effector to dissect tissue with the cutting element, drive the second row of staples into the tissue on one side of the dissection and to apply the first row of staples and suture in combination to form a purse string suture on the other side of the tissue dissection.

Surgical stapling instruments include mechanisms for identifying and / or deactivating stapler cartridge for use with the instruments. The stapling instrument includes a drive member for actuating a staple cartridge and a locking member movable from a disabled position permitting distal translation of the drive member through a staple firing stroke, to a locking position inhibiting distal translation of the drive member through the staple firing stroke. The staple cartridge may include a switch for maintaining the locking member in the disabled position. The switch may be further configured to operate as a reload detection mechanism for determining the type of reload present in the surgical stapling instrument.

The invention involves a system and method for increasing positional accuracy of surgical systems that utilize magnetic or electromagnetic sensors to provide positional awareness to a surgeon or robot performing the surgery. The system takes advantage of electromagnetic tracking through sensors. These sensors are very accurate and repeatable, while being compact enough to not inhibit surgical procedures. The accuracy and repeatability of the sensors is <1 mm within a predetermined 6 inch×6 inch performance motion box. The system is constructed and arranged to map the distortion patterns of the sensor and, in real time, correct the distortion pattern to provide accurate location of anatomical structures for performance of a surgery.

The invention relates to the technical field of medical hygiene, and particularly discloses a hygiene visual intelligent monitoring and guiding system suitable for surgical hand disinfection, hand motion data is collected by fusing a multi-modal motion capture module with a depth camera and an inertial sensor, and a high-risk area identification module analyzes the risk of microbial residues in finger seams and fingernail edges. The three-dimensional motion modeling module constructs a biomechanical model to calculate a trajectory, the dynamic compliance guiding module marks deviation in real time through optical projection, the multi-source data fusion module integrates a risk value and a spectral data evaluation effect, and the intelligent decision engine module outputs an operation matching degree and a correction instruction based on a neural network. Omnibearing monitoring, accurate risk assessment, real-time action guidance and quantitative effect evaluation of the hand disinfection process of an operator are realized, the standardization and effectiveness of surgical hand disinfection operation are finally improved, and the infection risk of a surgical site is reduced.

An assembly including an adapter assembly and an extension assembly for connecting an end effector to an electrosurgical instrument is provided. The adapter assembly includes first and second pusher assemblies configured for converting rotational motion into linear motion and a drive member for transferring rotational motion. The extension assembly includes at least one flexible band assembly for transferring the linear motion from the adapter assembly and a trocar assembly configured for converting rotational motion into linear motion. Also provided is a connection assembly for connecting a first tubular member to a second tubular member.

The invention relates to the technical field of auxiliary diagnosis and treatment systems, in particular to an intelligent auxiliary diagnosis and treatment system for doctors. Comprising a system initialization and role service registration module, a user input analysis and intention recognition module, an intelligent routing and professional tool set selection module, an SSE streaming response initialization and workflow starting module, a knowledge graph retrieval and reasoning module, a diagnosis and treatment logic reasoning and scheme generation module and a streaming result output and node state updating module. A dynamic knowledge update triggering and verifying module; according to the invention, on the system integration level, efficient integration of multi-professional medical resources is realized based on role-as-a-service architecture, and complete coverage of multi-professional knowledge modules of internal medicine, surgery, oncology and the like is ensured through a role service registration validity evaluation mechanism.

The present invention provides a carotid artery pressurized hemostasis device for head and neck surgery, which belongs to the field of medical device technology. The device includes an adjustment mechanism, an arc-shaped rail is fixedly installed on the top of the adjustment mechanism, and a hemostasis device is movably installed on the inner side of the arc-shaped rail; the hemostasis device includes an arc-shaped block and a mounting hole. The hemostasis device of the present invention has significant advantages. During use, medical staff can conveniently adjust the angle and position of the hemostasis device according to the patient's wound condition. By rotating the second handle, the screw rod drives the slide, so that the hemostasis mechanism moves down smoothly to contact the wound. When pressure is applied, the buffer spring plays a role, effectively avoiding excessive pressure on the patient's neck, ensuring safe and comfortable operation. At the same time, the bottom plate moves up to squeeze the elastic water bag, and the water flows into the elastic hemostasis bag. As the slide moves further down, the elastic hemostasis bag expands and cooperates with the hemostasis plate, greatly improving the efficiency and accuracy of hemostasis, and providing strong protection for the treatment of patients.

The invention relates to a clinical surgery experiment virtual simulation teaching method and device, equipment and a medium. The method comprises the following steps: responding to an obtained teaching task configuration file; the teaching task configuration file comprises a clinical scene and an evaluation standard; calling a corresponding three-dimensional digital physiological model according to the teaching task configuration file, and performing special effect rendering according to the clinical scene to obtain a visual virtual simulation experiment scene; responding to the obtained user action data, performing real-time deformation on the three-dimensional digital physiological model, and generating feedback parameters; the feedback parameter is used for indicating the interaction control to work according to the feedback parameter; and comparing the user action data with preset standard expert action data, and generating a teaching evaluation result based on an evaluation standard. By adopting the method, high fidelity can be carried out on the whole process of clinical surgery experiment teaching, effective technical support is provided for medical skill teaching, and the method is suitable for multi-scene and multi-level medical teaching practice requirements.

The invention discloses a gastrointestinal surgery laparoscopic surgery anti-fog device, relates to the technical field of laparoscopic instruments, and provides the following scheme that the gastrointestinal surgery laparoscopic surgery anti-fog device comprises a laparoscope, the front end of the laparoscope is fixedly connected with a lens connecting assembly, and the front end of the lens connecting assembly is connected with a lens anti-fog assembly; a lens negative pressure anti-pasting assembly is arranged on the left side wall of the laparoscope. The temperature control system is arranged in the laparoscope instrument, the temperature sensing device is arranged at the head end, preheating is conducted according to the body temperature of a patient, the temperature difference between the laparoscope and the body temperature of the patient is reduced, and fogging is avoided; the laparoscope instrument is designed in a split mode, all the sections are connected through the clamping structures, on one hand, the laparoscope can be in butt joint with different laparoscope lenses, and on the other hand, the detachable laparoscope is convenient to clean.

Surgical stapling instruments include mechanisms for identifying and / or deactivating stapler cartridge for use with the instruments. The stapling instrument includes a drive member for actuating a staple cartridge and a locking member movable from a disabled position permitting distal translation of the drive member through a staple firing stroke, to a locking position inhibiting distal translation of the drive member through the staple firing stroke. The staple cartridge may include a switch for maintaining the locking member in the disabled position. The switch may be further configured to operate as a reload detection mechanism for determining the type of reload present in the surgical stapling instrument.

The present disclosure relates to surgical systems, devices and methods for planning and performing surgical procedures, including bone fracture repair. The systems and methods disclosed herein can be utilized to establish physical models of anatomical structures.

An anvil buttress loading system includes an anvil assembly having a snap clip disposed on a tissue facing surface, a loading tool including a clip roller extending proximally from a support plate, and an anvil buttress including a buttress body. The snap clip is movable between closed and open positions having generally concave and convex shapes, respectively, relative to the tissue facing surface. The anvil buttress is releasably retained on the loading tool and is transferrable from the loading tool to the anvil assembly such that the buttress body is captured between the snap clip and the tissue facing surface of the anvil assembly. The snap clip is movable from the closed position to the open position by the clip roller when advancing the loading tool onto the anvil assembly and from the open position to the closed position when separating the loading tool from the anvil assembly.

The present disclosure provides a patient-side operation device, a surgical robot, and a surgical medical system. The patient-side operation device comprises a base, a position adjustment mechanism, a posture adjustment mechanism, and an end effector holding mechanism that are sequentially connected. The position adjustment mechanism is configured for moving the posture adjustment mechanism and the end effector holding mechanism. The end effector holding mechanism is configured for mounting a surgical end effector and is provided with a pitching joint rotatable around a pitching axis, and the pitching axis is perpendicular to the extending direction of the surgical end effector. The posture adjustment mechanism is provided with a first pivotable joint rotating around a first pivoting axis and a second pivotable joint rotating around a second pivoting axis, wherein the first pivoting axis is at an angle to the second pivoting axis, and at least one of the first pivoting axis and the second pivoting axis is at an angle to the pitching axis.

The invention provides a large model collaborative reasoning and dynamic optimization method for oral clinical decision, and belongs to the field of artificial intelligence. A structured thinking chain auditing reasoning mechanism is constructed, and multi-source evidence fusion and traceable output are realized through a planner, an actuator and a verifier; designing a dynamic expert routing and risk gating mechanism, packaging a large language model, a knowledge graph, image analysis and the like into pluggable experts, dynamically selecting and fusing according to context, and supporting security degradation when evidence is insufficient; a continuous optimization closed loop driven by multi-source feedback is established, doctor adoption and editing behaviors and patient follow-up results are converted into multi-dimensional rewards, a model is updated in combination with reinforcement learning and preference alignment, and meanwhile, elastic weight consolidation and knowledge distillation are introduced to prevent catastrophic forgetting. The method effectively solves the problems of uninterpretability, uncredibility, static solidification and single capability of the model, significantly improves the transparency, robustness and safety of decision making, and is suitable for orthodontics, implantation, maxillofacial surgery and other high-risk scenes.

Methods of generating a surgical operative note for a surgical procedure, such as a spinal surgical procedure, and associated systems and devices are disclosed herein. In some embodiments, a representative method includes capturing surgical procedure data of the surgical procedure with a sensor array positioned to view the surgical procedure, and identifying features in the surgical procedure data relevant to the surgical procedure. The method can further comprise processing the identified features to provide contextual information about the surgical procedure, and utilizing an artificial intelligence (AI) application to generate the operative note based on the identified features and the contextual information. The operative note can include a natural language, structured, and coherent description of the surgical procedure that summarizes the surgical procedure, including the type of surgery performed, specific surgical techniques used, intraoperative findings, and / or postoperative care instructions.

The invention discloses a breast surgery puncture positioning system, which relates to the technical field of image positioning, and is characterized in that a preoperative medical image and an intraoperative ultrasonic image of a patient are acquired to generate a three-dimensional model, an optimal puncture path is planned by receiving a needle insertion point of a user, and the spatial pose of a puncture needle is tracked; the optimal puncture path and the position and posture of the puncture needle are displayed on the real-time ultrasonic image in an overlapped mode, real-time deviation is calculated, the puncture needle is guided and adjusted to the target focus, and real-time compensation is carried out based on the respiratory signal and / or the displacement of the reference datum. Through the multi-modal image fusion and real-time dynamic tracking technology, the puncture precision and hit rate are remarkably improved, meanwhile, the system intelligently plans a safe path and provides an AR navigation interface, the operation difficulty and dependence on doctor experience are greatly reduced, physiological displacement interference is overcome through respiratory gating and a motion compensation mechanism, and the system has the advantages of being high in accuracy and high in reliability. Accuracy and reliability in the whole operation process are guaranteed, and finally standardized and safe mammary gland puncture diagnosis and treatment operation is achieved.

A surgical stapling instrument is configured to dissect tissue, apply a linear staple line along one side of the tissue dissection and apply a suture, such as a purse string suture, to the other side of the tissue dissection. The instrument comprises an elongate shaft, first and second jaws configured to open and close and a cutting element. The instrument includes a first row of staples in each of the first and second jaws having a suture extending therethrough and a second row of staples in the second jaw. A drive member is configured to translate distally through the end effector to dissect tissue with the cutting element, drive the second row of staples into the tissue on one side of the dissection and to apply the first row of staples and suture in combination to form a purse string suture on the other side of the tissue dissection.

The invention relates to the technical field of liver surgery, and discloses a liver surgery planning system based on data fusion. The system comprises an image data fusion module, a three-dimensional model construction module, an operation path planning module, a risk assessment module and a scheme optimization module. The image data fusion module integrates CT and MRI images to generate a standardized image fusion model; a three-dimensional model building module generates a liver three-dimensional visual model according to the three-dimensional model; the operation path planning module plans an optimal resection path to form a preliminary operation path scheme; the risk assessment module assesses the surgical risk and generates a report; the scheme optimization module generates a final surgical planning scheme based on the report adjustment parameters. According to the system, through the multi-source data fusion and three-dimensional visualization technology, the liver structure and the tumor position are accurately presented, the operation path is scientifically planned, the operation risk is evaluated and avoided, the operation scheme is optimized, and accurate implementation of the liver operation is assisted.

Co-manipulation robotic systems are described herein that may be used for assisting with laparoscopic surgical procedures. The co-manipulation robotic systems allow a surgeon to use commercially-available surgical tools while providing benefits associated with surgical robotics. Advantageously, the surgical tools may be seamlessly coupled to the robot arms using a disposable coupler while the reusable portions of the robot arm remain in a sterile drape. Further, the co-manipulation robotic system may operate in multiple modes to enhance usability and safety, while allowing the surgeon to position the instrument directly with the instrument handle and further maintain the desired position of the instrument using the robot arm.

A surgical instrument includes an end tool rotatable in at least one direction, the end tool including a jaw unit having a first jaw configured to accommodate a cartridge, and a second jaw facing the first jaw, a working member configured to be movable in a lengthwise direction of the first jaw, and a first elastic member disposed on a proximal side of the first jaw and configured to restrict a movement of the working member depending on whether the cartridge is accommodated in the first jaw, wherein when the cartridge is disposed on the first jaw, one end of the first elastic member is supported by the cartridge and then elastically deformed, and the first elastic member releases the restriction on the movement of the working member.

The invention provides a surgical anatomy monitoring method and system based on AR glasses, and relates to the technical field of augmented reality, and the method comprises the steps: obtaining medical knowledge data through augmented reality equipment, and generating a digital data set containing a three-dimensional model, a text and a two-dimensional image; acquiring real-time image data from the surgical site, extracting corresponding anatomical structure data, and generating a three-dimensional model data set; presenting the three-dimensional model data set through augmented reality equipment, and superposing the surgical operation guidance data to generate an interactive display result; and receiving a voice control instruction, adjusting the three-dimensional model data set or the surgical operation guidance data, and generating adjusted display content. According to the method, the shielded organ structure in the image data can be analyzed, a complete anatomical structure is generated by combining database inference, and related information is automatically labeled. According to the system, by integrating medical knowledge, the augmented reality technology and image recognition analysis, visual and accurate visualization assistance is provided for an operation, and the operation precision and the teaching effect are improved.

This disclosure relates to surgical fixation systems and methods. The surgical fixation systems of this disclosure may include various combinations of fixation devices, soft suture constructs, and / or adjustable loops and are configured for use in various knotless surgical methods, including but not limited to, syndesmosis, AC joint, UCL, bunion, anterior cruciate ligament (ACL), and posterior cruciate ligament (PCL) surgical methods.

Surgical systems and methods involve a robotic arm comprising a plurality of links and joints and a surgical tool supported and moveable by the robotic arm and being configured to interact with an anatomy. Controller(s) coupled to the robotic arm are configured to estimate robotic arm deflection based on the tool interaction and / or characterize tool-anatomy interaction based on estimated arm deflection. To estimate the robotic arm deflection, the controller(s) input the pose of the surgical tool and the tool interaction force to a machine learning model. To characterize the interaction of the surgical tool with the anatomy, the controllers(s) input an operating parameter of the surgical tool and the estimated deflection into a machine learning model.

Surgical instruments, systems, and methods for performing an osteotomy are disclosed herein. A surgical system includes a body with a distal end, a proximal end, a first surface, and a second surface. The surgical system can include cutting blades positioned on the first surface and / or the second surface. The surgical system can include columns of cutting blades positioned on the first surface and / or the second surface. The surgical system can include rows of cutting blades positioned on the first surface and / or the second surface.