30 results about "Surgical training" patented technology

Provided in the present disclosure are materials, devices, systems, and methods for performing cryo-surgery in a mammalian subject. More particularly, presented are a slurry, devices, systems, and methods for subcutaneously injecting the slurry into a patient in need of bodyfat reduction intervention. The slurry, devices, systems, and methods permit highly efficacious subcutaneous ice phase-change lipolysis while not requiring that the patient be placed under general anesthesia, nor requiring significant new surgical training among practitioners.

The utility model discloses a threading module for operation training and an operation simulation device. The threading module for surgical training comprises a base, and at least one stand column is arranged on the base; the threading hole is formed in the stand column and penetrates through the two ends of the stand column; the photoelectric sensor group is arranged along the circumferential direction of the inner wall of the threading hole and is used for detecting whether the wire body passes through the threading hole; the signal processing module is connected with the photoelectric sensor group; the feedback device is connected with the signal processing module; and when the photoelectric sensor group detects that the wire body completely passes through the threading hole, the signal processing module triggers the feedback device to output a threading success signal. In this way, the function of automatically detecting whether threading succeeds or not can be achieved, the training result is fed back in real time, and the training process is more accurate and intelligent.

A surgical training platform configured to interface a haptic controller with a surgical simulation tool. The platform includes a control system, at least one surgical simulation tool having at least one free end extending along a first axis, at least one haptic controller including a connection system configured to mechanically and electrically connect, reversibly, the at least one surgical simulation tool. The control system includes a system for recognising each surgical simulation tool configured to obtain identification information specific to the surgical simulation tool connected to the haptic controller, and to communicate the identification information to the control system in such a way that the control system recognises each surgical simulation tool connected to the haptic controller.

The present application relates to the field of robot simulation and control technology, in particular to a bronchoscope robot simulation control platform and method based on VTK, which is suitable for structure modeling, motion control, virtual simulation and the like of continuum robots (such as bronchoscope robots), and can be widely applied to the fields of medical robot simulation, surgical training and robot control algorithm verification and the like. Firstly, the platform uses voxel modeling technology to model the bronchoscope robot, and only needs to set the robot structure parameters and motion degrees of freedom, so as to simulate the form and behavior of different continuum robots. The center line of the bronchial tree is quickly extracted using the vmtk library, and a motion control algorithm based on the center line of the bronchial tree is designed, so that the simulation platform can effectively simulate the interaction between the robot and the bronchial tree. At the same time, the built-in collision detection interface of vtk is used to calculate the collision between the robot and the bronchial tree in real time, and real-time and accurate feedback is carried out in the simulation process.

The utility model discloses a ferrule module for operation training and an operation simulation device. The ferrule module comprises a base; the stand column is arranged on the base; the ferrule element is movably arranged on the stand column in a sleeving manner; the sensing assembly is arranged on the ferrule element and / or the stand column; the signal processing module is electrically connected with the sensing assembly; the prompting device is connected with the signal processing module; the sensing assembly is used for detecting the relative position relation between the ferrule element and the stand column, and the signal processing module judges whether the ferrule action reaches the standard or not according to a sensing signal and outputs feedback through the prompting device. In this way, the sensing assembly is arranged on the ferrule element and / or the stand column, whether the ferrule action reaches the standard or not is automatically detected, the training result is fed back in real time, and the training process is more accurate and intelligent.

The disclosure relates to a simulated tissue useful as a surgical training aid, the simulated tissue including at least the following: (a) a skin layer, (b) a fat layer, (c) a muscle layer, (d) a first mesh, (e) an interstitial layer, (f) a second mesh, (g) a structural layer incorporating one or more anatomical components, and (h) a base layer. Methods for constructing the simulated tissue are also disclosed. The simulated tissues described herein can be used as a soft tissue surgical task trainer for numerous surgical procedures.

Training aids for surgeons to simulate the repair or replacement of a knee joint include unitary pieces comprised of a material strong enough to withstand being put under tension without snapping, yet soft enough to be cut, filed, and / or drilled. An orthopaedic training device (100) is provided comprising a facsimile of a distal portion of a femur (200) and a facsimile of a proximal portion of tibia (200), wherein respective diaphysis portions (220, 320) and metaphysis portions (230, 330) of each facsimile are comprised of a first material having a first hardness, the femur epiphysis portion (240) is comprised of a second material having a second hardness, and the tibia epiphysis portion (340) is comprised of a third material having a third hardness, the first hardness being greater than the second hardness and the third hardness. In this way, the diaphysis portions and metaphysis portions may withstand tension, and the epiphysis portions may remain soft enough to be used in surgical procedures.

Embodiments of the present invention provide GYN pathology simulation models for surgical training. These models are energy-compatible models emulating the tissue-based diseases of the female reproductive system to allow the surgical trainees and surgeons to practice advanced OB / GYN surgical skills. One simulated GYN model includes an electrically conductive elongated tube encapsulating a mass of non-conductive material. The elongated tube having a sidewall with an inner surface and outer surface extending between a proximal end and distal end. The sidewall is configured to have a cavity with a specific volume to yield an external protuberance when filled with the mass of non-conductive material. Another simulated GYN model includes a fluid-filled cystic body encapsulated within an electrically conductive bulbous hollow structure. The fluid-filled cystic body is selectively adhered to the bulbous hollow structure in at least one or more regions, thereby creating a plane for a combination of blunt and sharp dissection.

A surgical simulator for surgical training is provided. The simulator includes a frame defining an enclosure and a simulated tissue model located inside the frame. The simulated tissue model is adapted for practicing a number of surgical procedures including but not limited to transanal excisions and transvaginal hysterectomies. Portions of the frame comprises a material adhesively compatible with the material of portions of the simulated tissue model to secure and suspend the simulated tissue model within the frame. The simulated tissue model may also include simulated vasculature configured to loop through apertures in the frame to secure and suspend the simulated tissue model within the frame.

The invention belongs to the technical field of live broadcast systems, and discloses a panoramic medical view system and an operation medical view method, and the system comprises a picture collection device which comprises a multi-path camera and is used for collecting operation related video pictures at multiple angles; the system host is connected with the cameras and is provided with a wireless transmitter I; the equipment platform car is used for bearing the picture acquisition equipment and the system host; and the remote display end is provided with a wireless transmitter II. According to the scheme, experience and knowledge are shared through remote live broadcast, on-site teaching is more efficient and vivid, and more learning opportunities and practical experience can be provided for learners; surgical skill practice needs field and experience guidance, and remote live broadcast technology makes remote surgical training possible. A doctor with rich experience can teach field operation skills to a green hand through remote live broadcast, operating room operation of a remote assistant is achieved, and operation of the doctor is assisted; and limitation of cooperation inside and outside the hospital is reduced.

A surgical training console (10) comprises a base (12), a constraint module (16) having an opening (28) for allowing at least a portion of at least one surgical simulation tool (100) to pass through for user operation, and a haptic arm (14) mounted on the base (12) having a free end (26) configured to connect the surgical simulation tool. The haptic arm is movable and allows defining a working space (T) that includes all possible positions of the free end. The base and constraint module (16) are configured to demarcate an open space that defines an operating space (M), the operating space (M) being less than or equal to the working space (T), and the constraint module allows restricting the possible positions of the free end of the haptic arm to positions located within this operating space.

1. A surgical training device comprising a housing and a cassette, wherein the housing comprises a synthetic layer for simulating skin, the cassette for holding one or more organ models in anatomical relationship to one another, the cassette being substantially surrounded by the housing and thereby engageable with the housing to define a body cavity, and the cassette comprising synthetic bony anatomical features as landmarks.

The application provides a method for establishing a surgical virtual training system based on robot-assisted intracranial fine operation, comprising the following steps: establishing a surgical virtual training system through a Qt module, an OpenGL module and an external library Chai3d; establishing a brain model and a surgical instrument model in the surgical virtual training system, and integrating a force feedback haptic device Sigma.7 in the surgical virtual training system; establishing a brain tissue model based on the brain model and in combination with an LHDM model; training the brain tissue model based on a progressive layered constraint-driven cutting method; obtaining performance data by performing interactive operation on the brain tissue model through the force feedback haptic device Sigma.7, and optimizing the performance of the surgical virtual training system based on the performance data. The application can ensure high authenticity and clinical relevance of the surgical virtual training system in the surgical training process.

The utility model provides an operation training device, relates to the technical field of medicine, and solves the technical problem that in the prior art, the training effect is not ideal enough. The operation training device comprises a training device body and a supporting seat, the training device body is arranged on the supporting seat, an angle adjusting structure is arranged between the training device body and the supporting seat, and the angle adjusting structure is used for adjusting the inclination angle of the training device body on the supporting seat. The utility model is used for providing the operation training device capable of improving the training effect.

The present invention discloses an intelligent spinal bionic model and relates to the technology of surgical simulation instruments. It includes a model base and a model case, a bionic spinal column body installed on the model base and having a development effect, and a simulated muscle layer and a simulated skin layer enclosing the bionic spinal column body. A bionic nerve body having a contact alarm mechanism is installed in the cavity inside the bionic spinal column body. [Effects] This invention creates a spinal bionic model for surgical simulation through precise design and material selection, faithfully reproducing several important processes in actual spinal surgery (X-ray development, simulation of internal human structure, simulation of the surgical water environment, nerve contact alarm, etc.). It provides physicians with a highly simulated surgical training platform, contributing to the rapid improvement of spinal endoscopic surgical skills and clinical experience.

The present application discloses a duodenal papilla prosthesis for surgical training, which comprises a base, a muscle part combined with the base, the muscle part being convex along a height direction on the base, and a diverticulum formed by concave along the height direction from the base to the muscle part, a papilla part combined with the muscle part, the papilla part being convex along the height direction on the muscle part, the papilla part being formed with a papilla convex point which is the highest along the height direction, and a diverticulum combined with the muscle part, the diverticulum being adjacent to the diverticulum, a perforation is formed by cutting or puncturing the papilla part near the papilla convex point, the perforation is communicated with the diverticulum, and a duodenal papilla surgical training is performed. Thus, the overall structure is simple, and can help medical students or doctors to focus on the training of tube insertion, electric burning, cutting and the like of the duodenal papilla with diverticulum.

A surgical training model for simulating human prostate surgery may include a harvested porcine urethra. A harvested porcine vagina surrounds a portion of the harvested porcine urethra to define a simulated human prostate.

This invention discloses an orthopedic hip arthroscopy surgery simulation system in the field of virtual surgical training equipment, comprising a virtual scene simulation unit, a haptic feedback unit, a monitoring unit, and a control unit. The virtual scene simulation unit constructs a three-dimensional virtual scene for hip arthroscopy surgery. The haptic feedback unit provides adjustable haptic feedback to the user. The monitoring unit monitors the user's performance in real time during the virtual simulation training process, including user physiological indicators and operational behavior data. The control unit dynamically assesses the user's proficiency in the current simulation scene based on their performance and adjusts the intensity of the haptic feedback to match the user's current level of mastery. This solution can provide personalized training content based on the different levels of user skill and experience.

A surgical training device is provided. The training device includes a model for practicing the passage of needle and suture. The model includes a base with a plurality of openings configured to receive a plurality of suture tabs. The suture tabs are made of elastomeric material. Some suture tabs includes pre-formed tab apertures for the passage of a suture. Other suture tabs include a penetrable area through which a suture needle may penetrate for passing a suture. The suture tabs are movable with respect to the base to orientate them at different angles with respect to the base. The base itself may include portions that are angled with respect to each other. The suture tabs are movable with respect to the base to pull, expose or open the tab apertures and surfaces. Some of the tab apertures are slits that open upon being pulled relative to the base requiring the user to practice holding the tab while passing the needle through the tab.

The utility model discloses a kind of lumbar intervertebral foraminotomy resection fusion surgical training device, including simulator base and simulator upper cover, the simulator base is connected with simulator upper cover, and simulator base is provided with simulated human soft tissue silicone rubber part and simulate lumbar vertebrae skeletal module, such as lumbar vertebrae body and fourth, fifth lumbar intervertebral disc, and modular design nucleus pulposus structure, and the skeletal module is provided with simulated fifth lumbar nerve outlet root and simulated first sacral nerve running root.In the utility model, the nucleus pulposus modular design in the middle of fourth lumbar vertebrae-fifth lumbar intervertebral disc in skeletal module makes that it can be taken out in multiple times, and simulated human soft tissue silicone rubber part, simulated fifth lumbar nerve outlet root and simulated first sacral nerve running root are provided, that is, a real restoration lumbar intervertebral foraminotomy resection fusion surgical environment is provided, so that training device has realistic anatomical structure and hand feeling, help to improve the technical level of operator.

The invention relates to the technical field of medical teaching training, in particular to a lesion operation training model and a preparation method and application thereof. The model is prepared from the following raw materials in parts by weight: 40 to 50 parts of wheat flour, 0.8 to 2.43 parts of konjaku flour, 5 to 10 parts of mineral oil, 0.1 to 0.2 part of pigment, 1 to 3 parts of chopped carbon fibers, 0.1 to 0.37 part of potassium chloride, 0.5 to 1 part of sodium bicarbonate, 10 to 15 parts of preservative, 0.5 to 1 part of thickening agent and 30 to 40 parts of water. According to the invention, the lesion operation training model can be ensured to be effectively cut in a power-on state, and highly real operation training feedback is provided. And meanwhile, the lesion operation training model allows the lesion to be manually pinched into various lesion forms, so that the flexibility and efficiency of training are greatly improved.

To provide an abdominal cavity and thoracic cavity simulator device that is excellent in portability, and can reproduce shapes of the abdominal cavity and thoracic cavity serving as an operation environment.MEANS FOR SOLVING THE PROBLEM: An operation training device-purpose simulator device 1 is provided that has: a base member 2 that has a top face; and a flat plate-like curlable cover member 3 that is demountably attached to the base member 2. The cover member 3 has both end parts 3a and 3b attached to edge lateral parts 2a and 2b of the base member 2 in a state where a middle part in a lengthwise direction is curled, and a cavity part 5 to be formed between the cover member 3 and top face of the base member 2 constitutes a mock-up thoracic cavity and abdominal cavity. The base member 2 is provided with a foldable frame member 8 in both end parts 2a and 2b along a direction orthogonal to the lengthwise direction of the cover member 3 for supporting both end parts 3a and 3b in the direction orthogonal to the lengthwise direction of the cover member 3, and for constituting the shape of the mock-up thoracic cavity and abdominal cavity.SELECTED DRAWING: Figure 1

A surgical training console (10), comprising: a base (12); a restraint module (16) having an opening (28) allowing passage of at least a portion of at least one surgical simulation tool (100) intended to be manipulated by a user; a haptic arm (14) secured to the base (12) having a free end (26) configured to connect a surgical simulation tool. The haptic arm is movable and allows defining a working space (T) comprising all positions that can be occupied by the free end. The base and the constraining module (16) are arranged to define a free space defining a manipulation space (M), the manipulation space (M) being smaller than or equal to the working space (T), and the constraining module enabling the constraining of a position that the free end of the haptic arm can occupy to a position within said manipulation space.

A simulated abdominal wall for laparoscopic surgical training and methods of making the wall are provided. The simulated abdominal wall is dome-shaped having a visual appearance of an insufflated abdomen. Also, the wall is strong enough to withstand penetration with surgical trocars without unrealistic buckling or deformation. The wall is supported by a frame along the perimeter without any support structures traversing the wall that would interfere with port placement. The wall includes multiple layers connected together to form a unitary wall to fit a laparoscopic trainer. In one method, a projection of a dome is cut from a flat layer of foam material and assembled within a mold cavity. Consecutive layers with the same or different projection pattern are laid up inside the mold cavity. In another method, a vacuum mold together with heat is used to deform each foam layer. Adhesive is applied between layers to simultaneously join the adjacent layers upon deformation.

The invention discloses a surgical skill training system based on AI visual judgment, and relates to the technical field of surgical skill training and evaluation, and the system comprises a high-precision visual perception module which employs an instance segmentation algorithm based on deep learning, supports the millisecond-level recognition of 15 types of common surgical instruments, and provides a high-precision visual perception module. The output parameters comprise three-dimensional space coordinates, an instrument opening and closing angle and a tissue contact state; identifying different tissue types through multispectral imaging, detecting tissue abnormal change in real time, positioning a bleeding point, calculating traction deformation, and marking a thermal damage area; the operation behavior analysis module is used for performing action atomization processing, decomposing continuous operation into 200 + type basic action units, and establishing an action relation graph by adopting a space-time convolutional network; identifying an operation stage, and defining a standardized process node of a typical operation; and judging the current stage through the LSTM time sequence model. According to the invention, the efficiency and effect of surgical training are improved.

A disposable ophthalmic device and a surgical training device for optic nerve sheath fenestration includes a handle, a depth guard, and at least two microblades. The handle has a distal end and a proximal end opposite the distal end. The depth guard extends from the proximal end of the handle for a length. The at least two microblades extend from the depth guard and are spaced apart for a distance relative to each other. The at least two microblades are configured to make simultaneous incisions for incising the optic nerve sheath while the depth guard mitigates or prevents contact of the blades with the underlying optic nerve.

24 20936646_1 (GHMatters) P107159.AU.2 Abstract A surgical simulator for surgical training is provided. The simulator includes a frame defining an enclosure and a simulated tissue model located inside an enclosure. The simulated tissue model is adapted for practicing hysterectomies and includes at least a simulated uterus and a simulated vagina. The simulated tissue model is suspending inside the enclosure with two planar sheets of silicone such that the tissue model is located between the two sheets each of which form a fold and are in turn connected to the frame. The frame may be shaped like a cylinder and located inside a cavity of a larger laparoscopic trainer having a penetrable simulated abdominal wall. The tissue model is interchangeable and accessible laterally through an aperture provided in a support leg of the trainer. Abstract A surgical simulator for surgical training is provided. The simulator includes a frame defining an enclosure and a simulated tissue model located inside an enclosure. The simulated tissue model is adapted for practicing hysterectomies and includes at least a simulated uterus and a simulated vagina. The simulated tissue model is suspending inside the enclosure with two planar sheets of silicone such that the tissue model is located between the two sheets each of which form a fold and are in turn connected to the frame. The frame may be shaped like a cylinder and located inside a cavity of a larger laparoscopic trainer having a penetrable simulated abdominal wall. The tissue model is interchangeable and accessible laterally through an aperture provided in a support leg of the trainer. 24 20936646_1 (GHMatters) P107159.AU.2 20 24 20 42 39 20 J un 2 02 4 A b s t r a c t 2 0 2 4 2 0 4 2 3 9 2 0 J u n 2 0 2 4 m o d e l i s l o c a t e d b e t w e e n t h e t w o s h e e t s e a c h o f w h i c h f o r m a f o l d a n d a r e i n t u r n

A modular, ergonomic training system designed to teach and evaluate laparoscopic surgical skills through a collapsible frame featuring adjustable trocar ports that simulate real-world surgical scenarios for both right- and left-handed users. It includes a pegboard for attaching various training modules to practice tasks like object manipulation, precision cutting, and suture tying. The system integrates augmented reality (AR) and artificial intelligence (AI) for real-time, step-by-step guidance and performance analysis. AR overlays on a live video feed from a tablet mounted on the frame offer visual instructions, while AI algorithms evaluate metrics such as precision and technique, providing personalized feedback and automated skill assessment. Additional features include a rechargeable light source that mimics clinical lighting and reflective surfaces for enhanced performance monitoring. The system enables efficient, scalable training with cloud-based data storage for tracking progress, supporting remote coaching and long-term skill development.

The system according to this embodiment aims to provide real-time feedback and personalized simulations in surgical training and planning. [Solution] The system according to the embodiment comprises a data collection unit, a data generation unit, an analysis unit, and a data provision unit. The data collection unit collects data on the surgeon's movements and actual patient data. The data generation unit generates a virtual patient model based on the data collected by the data collection unit. The analysis unit analyzes the virtual patient model generated by the data generation unit and performs a surgical simulation. The data provision unit provides feedback and guidance based on the analysis results obtained by the analysis unit.