64 results about "Surgical approach" patented technology

Expandable fusion devices, systems, instruments, and methods thereof. The expandable fusion implant may include an upper endplate and a lower endplate configured to engage adjacent vertebrae, an actuation gear configured to adjust a height of the upper endplate, an interface collar configured to attach to an inserter instrument at multiple orientations for a desired surgical approach, and an expansion and orientation lock configured to lock the orientation of the interface collar and lock the height of the upper endplate. The expandable fusion device is attachable to the inserter instrument to secure the interface collar and disengage the lock from the actuation gear to permit expansion of the upper endplate.

Systems, devices, and methods for controlling cooperative surgical instruments are provided. Various aspects of the present disclosure provide for coordinated operation of surgical instruments accessing various surgical sites from different or shared surgical approaches to achieve a common or cooperative surgical purpose. For example, various methods, devices, and systems disclosed herein can enable the coordinated treatment of tissue by disparate minimally invasive surgical systems that approach the tissue from varying anatomical spaces and must operate differently, but in concert with, one another to effect a desired surgical treatment.

Expandable fusion devices, systems, instruments, and methods thereof. The expandable fusion implant may include an upper endplate and a lower endplate configured to engage adjacent vertebrae, an expansion gear configured to adjust a height of the upper endplate, a locking collar configured to attach to an inserter instrument at multiple orientations for a desired surgical approach, and an actuation ram configured to lock, unlock, or change insertion orientation of the locking collar. The expandable fusion device is attachable to the inserter instrument to reorient the locking collar and expand the upper endplate.

A unique, universal Zero-Profile Expandable Intervertebral Spacer (ZP-EIS) device for fusion and distraction throughout the entire spine is provided which can be inserted via anterior, anterolateral, lateral, far lateral or posterior surgical approaches dependent on the need and preference. Multiple ZP-EIS embodiments each with unique mechanisms of calibrated expansion are provided. Two of these embodiments incorporate bi-directional fixating transvertebral (BDFT) screws and five other embodiments do not incorporate BDFT screws. A tool for implantation into the intervertebral device and calibrated device expansion is also disclosed.

The suture threading device comprises a grip, an extension rod and a forceps head which are sequentially arranged in the length direction, and the grip is provided with an opening and closing operation piece for controlling the forceps head to be opened and closed; a movable joint is arranged between the extension rod and the forceps head, the forceps head is arranged to be suitable for moving in any direction relative to the extension rod through the movable joint, and the grip is provided with an angle operating part for driving the movable joint and a locking operating part capable of keeping the forceps head in a movable posture. According to the suture threading device, the movable joint can be driven through the angle operating part, so that the tong head can be switched to different angles according to different use scenes, and the flexible and convenient multi-angle adjusting capacity is provided to adapt to different anatomical structures and surgical admission paths; after the forceps head is adjusted to a proper angle, the movable joint is restrained through the locking operation piece, it is ensured that the posture of the forceps head is stable in the whole thread passing process, and therefore the accuracy and safety of an operation are improved.

Systems, devices, and methods for controlling cooperative surgical instruments are provided. Various aspects of the present disclosure provide for coordinated operation of surgical instruments accessing various surgical sites from different or shared surgical approaches to achieve a common or cooperative surgical purpose. For example, various methods, devices, and systems disclosed herein can enable the coordinated treatment of tissue by disparate minimally invasive surgical systems that approach the tissue from varying anatomical spaces and must operate differently, but in concert with, one another to effect a desired surgical treatment.

A computing system may predict a complication based on measurements of related biomarker(s) obtained via one or more sensing systems, and generate an adjustment of a surgical parameter associated with a surgery. The biomarker measurements may include pre-surgical and / or in-surgical measurements. The hemostasis-related biomarker(s) measured pre-surgery may include blood pressure, blood pH, edema, heart rate, blood perfusion rate, coagulation status and / or the like. Based on the prediction, the computing system may generate a control signal configured to alter a matter in which a surgical cutting and stapling device and / or a surgical energy operate, to adjust a surgical procedure plan, to adjust to a surgical instrument selection, indicate a probability of the hemostasis complication, and / or to indicate a suggested adjustment to surgical procedure plan, surgical approach, and / or surgical instrument selection.

The invention relates to the field of auxiliary instruments for wrist arthroscopic surgery, and particularly discloses a wrist arthroscopic channel stabilizing device which comprises a groove type sleeve made of a disposable vein infusion tube, the tube wall of the groove type sleeve is cut off in the longitudinal direction to form an open groove, the two ends of the groove type sleeve are cut to be smooth, and the length of the groove type sleeve is suitable for a wrist arthroscopic surgery approach; by establishing the stable channel, the instrument can freely slide along the groove wall of the stable channel, repeated friction and injury of the surgical instrument to subcutaneous tissues around an approach, such as joint capsules, blood vessels, nerves and tendons, are effectively avoided, surgical wounds are remarkably reduced, multiple times of access of the same channel can be ensured, no tissue implication is caused, and the surgical efficiency is improved. By the adoption of the structure, intra-articular operation can be rapidly transferred to be conducted outside the joint, the annular design reduces compression damage to channel tissue, it is guaranteed that the sleeve always exists, and the open type notch design enables an operation instrument to obtain a free operation space.

The present disclosure provides for devices, systems and methods of debriding and treating abscesses and infections affecting a cavity, bone, joint, or other area of the body. The present disclosure provides for devices, systems, and methods described herein that allows percutaneous or endoscopic placement (ultra-minimally invasive) of at least a delivery tube and at least an evacuation tube (e.g., using a catheter) to allow for debridement and treatment of spine infections, septic joints, abscess cavities and the like with a greatly reduced morbidity compared to an open surgical approach.

The utility model provides a full-suture anchor implanting device with an end guiding function, which comprises an operating handle, a straight pipe is arranged at the front end of the operating handle, a reciprocating mechanism is arranged in the operating handle, a guide pipe is coaxially arranged at the front end of the straight pipe, and the guide pipe is formed by sequentially hinging a plurality of guide joints end to end in a spherical manner. Any guide joint is internally provided with a front-back through guide channel, and the guide channels of all the guide joints are communicated with one another to form a pipe cavity of the guide pipe; an implantation tube is arranged at the front end of the guide tube; the implantation tube, the guide tube and the straight tube are communicated in sequence; an inner tube is further arranged in the tube cavity of the implantation tube, the tube cavity of the guide tube and the tube cavity of the straight tube; and the rear end of the inner pipe is connected with a reciprocating mechanism in the operating handle. Implantation of a nonlinear surgical approach is achieved, drilling and implanting steps are continuous through the integrated guide ring, and surgical efficiency and reliability are improved.

This invention encompasses an innovative set of instruments (BA.P.LAT 1, BA.P.LAT 2, BA.P.LAT 3) and an associated surgical method designed to simplify nerve lateralization & transposition in oral surgery. The instruments facilitate safe handling, mobilization, and protection of the inferior alveolar nerve, enabling safer and more effective placement of dental implants. This invention represents a significant advancement in oral surgery, making the procedure safer, more efficient, and accessible to a wider range of surgeons.

To provide a surgical method using a catheter that enables delivery of a drug to a human heart.SOLUTION: In a surgical method of delivering chemical liquid to a cardiac muscle cell, a catheter 1 having a lumen 1L, a side opening OP communicating the lumen 1L with the outside, and a radiopaque marker M indicating a position of the side opening OP is inserted to at least one of a coronary artery and a coronary vein, the catheter 1 is rotated while checking the marker M such that an orientation of the side opening becomes a predetermined orientation, a puncture needle 21 is made to project from the side opening OP in a state where the side opening OP is in the predetermined orientation, thereby, the puncture needle 21 is stuck to a cardiac muscle as a treatment target portion, and chemical liquid 50 containing a cell for treatment is injected to the cardiac muscle from the puncture needle 21.SELECTED DRAWING: Figure 1

The invention provides a training device for brain surgery and a using method of the training device. The training device comprises a scalp layer and a skull layer. The skull layer is covered with the scalp layer, the scalp layer comprises a first scalp module and a second scalp module which are spliced with each other, and the first scalp module and the second scalp module are detachably connected with the skull layer. The scalp layer can be independently replaced, so that the device can be repeatedly used, the use cost is effectively reduced, and resource waste and environmental influence are reduced. In addition, the scalp layer is divided into the first scalp module and the second scalp module which are independently and detachably connected with the skull layer, independent replacement according to the operation approach frequency is achieved, different teaching scenes are met, the whole scalp layer does not need to be replaced every time, consumable consumption is reduced, and training and maintenance cost is reduced.

The invention discloses a simulation system and method for assisting a kidney tumor operation approach, and relates to the technical field of computer medical auxiliary diagnosis and treatment, and the method comprises the steps: collecting kidney tumor related data through a data collection module, and then calculating a kidney tumor risk assessment coefficient through a data processing analysis module; the risk level of the kidney tumor is judged by setting a threshold value, a signal is sent to a server to remind a patient, then an image collection module collects a three-dimensional model image, and the number of optimal curve segments and the number of non-optimal curve segments are obtained through the processing technology of an image processing module; the method comprises the following steps of: determining a tumor risk degree, performing quantity comprehensive index calculation through a positioning analysis module to obtain a comprehensive quantity index, and then obtaining an optimal operation position evaluation model so as to determine an operation approach path and send the operation approach path to a server to prompt formula personnel, so that the functions of firstly determining the tumor risk degree and then planning the operation approach path can be realized.

The present invention concerns a variable stiffness catheter (1) for surgical applications, a system (2) and a method for manufacturing said catheter, wherein said catheter (1) comprises at least one soft biocompatible hollow sleeve (S) and further including: - a tip sealing cap (10) at a distal end, - a working channel (15) enclosed within said sleeve (S) and extending from a proximal end to said distal end, for applying a treatment outside the catheter (1), through said tip sealing cap (10), - a plurality of fibers (F) enclosed within said sleeve (S), - an inlet attachable to a source (SV) of vacuum or pressure for applying vacuum or pressure inside said sleeve (S), said fibers (F) being assembled in at least one bundle such that applying vacuum inside said sleeve (S) induces fiber jamming resulting in a stiffening from a soft state to a stiff state.

This invention provides an endoscopic suturing device, including an endoscope, a main needle control module, an auxiliary needle control module, and a suture-cutting module. The main needle control module includes a main needle drive assembly, a first connecting rod, and a first control assembly connected in sequence. The auxiliary needle control module includes an auxiliary needle switching assembly, a second connecting rod, and a second control assembly connected in sequence. The suture-cutting module includes a suture-cutting assembly, a third connecting rod, and a third control assembly connected in sequence. This invention enables continuous suturing of human tissue wounds in a single procedure, employing a minimally invasive surgical approach. The surgical operation is smooth, the structure is rationally designed, and the control of the main and auxiliary needles is convenient, significantly improving the efficiency and quality of minimally invasive surgery. Furthermore, the suture-cutting assembly simultaneously performs human tissue lifting and suture cutting functions, reducing the valuable endoscope channel occupation compared to a two-module setup, while also saving module installation steps and simplifying the operation process.

Compression / reduction drivers are provided for performing surgical methods. Exemplary surgical methods that may be performed using the compression / reduction drivers described herein include, but are not limited to, arthrodesis procedures (i.e., bone fusion procedures), fracture fixation procedures, etc. The compression / reduction drivers are configured to simultaneously and independently apply a force against a bone segment and drive a fixation device into the bone segment.

The invention belongs to the technical field of medical image processing, and discloses a tumor resection operation planning method and system based on a 3D model, and a storage medium. The method comprises the following steps: obtaining a first medical image and a second medical image, and extracting all blood vessel branch structures in a target organ in each medical image, registering the first medical image and the second medical image based on a common branch structure, generating a third medical image, extracting a tumor area and a blood supply branch connected with the tumor, calculating the shortest distance from the center point of the tumor to the outer surface of the target organ, judging whether the shortest distance is smaller than a first preset value or not, if yes, generating a first surgical area, and if not, generating a second surgical area; and if not, generating a second surgical area, and planning a planned resection range and a surgical approach based on the surgical area. According to the technical scheme, the accuracy and the success rate of the operation can be improved.

A method for performing an electrosurgical procedure is provided. The method includes engaging a tissue with an electrode and applying a non-therapeutic signal to the tissue via the electrode. The method further includes varying a frequency of the non-therapeutic signal and receiving a return signal generated from the tissue in response to the non-therapeutic signal. The non-therapeutic signal includes a voltage and a current. The method further includes detecting a phase angle between the voltage and the current of the non-therapeutic signal during the varying of the frequency of the non-therapeutic signal, and identifying, as a center frequency, the frequency when the phase angle of the return signal is at a minimum. A surgical system is also provided.

The invention provides a pelvic organ prolapse degree assessment method, system, medium and device based on MRI three-dimensional reconstruction pelvis, and the method comprises the following steps: obtaining MRI data of a pelvic organ of a to-be-assessed object, and constructing a pelvic organ complex model with anatomical features based on the MRI data; constructing a three-dimensional reference plane based on the pelvic three-dimensional model of the pelvic organ complex model; marking point positions of prolapse measuring points based on the pelvic organ complex model, constructing a vertical line of the shortest distance from the prolapse measuring points to the three-dimensional reference plane, marking intersection points of the vertical line and the three-dimensional reference plane as foot points, and calculating the distance from the prolapse measuring points to the foot points to obtain a prolapse quantity value; and implementing POP-Q check based on the same object to be evaluated to obtain a POP-Q scoring result, and comparing the POP-Q scoring result with the prolapse quantity value to obtain a prolapse degree evaluation result. By means of the method, POP-Q evaluation deviation caused by different hospitals and doctors can be eliminated, and pelvic floor reconstruction operation approach selection is guided.

Disclosed are devices, systems and surgical methods for treating damaged and / or injured spinal levels involving offset or "slipped" vertebral bodies, such as in the treatment of spondylolisthesis, scoliosis, lateral listhesis and / or retrolisthesis

Bone anchor assemblies are disclosed herein that can provide for improved fixation as compared with traditional bone anchor assemblies. An exemplary assembly can include a bracket or wing that extends down from the receiver member and accommodates one or more auxiliary bone anchors that augment the fixation of the assembly's primary bone anchor. Another exemplary assembly can include a plate that is seated between the receiver member and the rod and accommodates one or more auxiliary bone anchors that augment the fixation of the assembly's primary bone anchor. Another exemplary assembly can include a hook that extends out from the receiver member to hook onto an anatomical structure or another implant to augment the fixation of the assembly's primary bone anchor. Surgical methods using the bone anchor assemblies described herein are also disclosed.

A method and system for automatically generating a pre-operative plan is disclosed that may include using a computing device to receive, from an electronic device associated with a physician, an identification message comprising identifying information associated with a target patient for a surgical procedure. The computing device may retrieve medical information associated with the target patient based on the identifying information, and apply machine learning models to identify a predicted condition of the target patient and to predict a surgical approach and one or more surgical components to use and may generate a surgical plan that comprises an indication of the surgical approach and an indication of the one or more surgical components.

The invention relates to the technical field of medical surgery, and discloses an improved parachute technology and bone marrow stimulation combined rotator cuff repair method, which comprises the following steps: establishing at least five operation admission paths: a posterior lateral admission path, an anterior lateral admission path, a far-end anterior lateral admission path, a posterior lateral front admission path and a BMS (Battery Management System) and anchor channel admission path, and bone marrow stimulation operation is carried out in the rotator cuff footprint area, specifically, a drill bit with the diameter being 2 mm is used for drilling holes with the hole depth being 5 mm and the interval being 5 mm till bone marrow seeps out, and at least one inner side anchor nail is placed at the position about 2 mm away from the outer edge of the joint cartilage of the humerus head and close to the front edge of the rotator cuff tear. According to the improved parachute technology and bone marrow stimulation combined rotator cuff repairing method, the improved Mason-Allen suture bridge technology and the bone marrow stimulation technology are organically combined, a parachute suture structure is introduced, double optimization of mechanical stability and biological healing is achieved, meanwhile, the parachute structure only needs three times of threading, the threading path is clear, the operation is simple, and the operation is convenient. The operation difficulty is obviously reduced, the operation time is shortened, and the iatrogenic injury to the tendon tissue is reduced.

An angulation guide (10) for use with an implant insertion tool during a surgical procedure includes a one-piece body having: a clip (12) configured to couple to a mounting surface of the implant insertion tool; an elongate riser (14) extending from the clip; and an elongate indicator (16) extending from the elongate riser to a distal end (40). This design allows for an inexpensive and lightweight angulation guide that is easily and quickly adjustable after assembly.

A method and system for automatically generating a pre-operative plan is disclosed that may include using a computing device to receive, from an electronic device associated with a physician, an identification message comprising identifying information associated with a target patient for a surgical procedure. The computing device may retrieve medical information associated with the target patient based on the identifying information, and apply machine learning models to identify a predicted condition of the target patient and to predict a surgical approach and one or more surgical components to use and may generate a surgical plan that comprises an indication of the surgical approach and an indication of the one or more surgical components.

The invention relates to the technical field of medical treatment, in particular to an ankle joint fracture reduction assisting method under the guidance of a digital image, which comprises the following steps: acquiring CT image data of an ankle joint fracture part of a patient, and setting CT scanning parameters in the acquisition process; importing the CT image data into medical image processing software for three-dimensional reconstruction to obtain an original three-dimensional fracture model; performing measurement and virtual reduction of a fracture block on the original three-dimensional fracture model to obtain a three-dimensional fracture model after reduction; planning a surgical approach and a placement position and angle of an internal fixture based on the three-dimensional fracture model after reduction; real-time image data are collected in the operation process, registration fusion is conducted on the real-time image data and the reset three-dimensional fracture model, a visual guide image is generated, and real-time navigation is provided for operation. According to the method, the reproducible end-to-end process is formed through the steps, the process difference between different operators / hospitals is remarkably reduced, and the aims of resetting and fixing are kept consistent in the pre-operation according to the result.

A surgical arm is presented. The surgical arm comprises a first interface configured to receive a device for performing or assisting a surgical procedure and multiple adjustment members configured to adjust the surgical arm relative to a respective adjustment axis. The surgical arm further comprises at least two operating members configured to operate different ones of the adjustment members, wherein the operating members are marked with different visual codings. Further a method for providing visual guidance for operating the surgical arm according to a pre-determined surgical approach is presented.

A system provides a computer-implemented rendered visualization of a surgeon's path or “roadmap” to a particular target region during a surgical case are disclosed herein. The system includes an approach library in communication with an operating microscope that includes data related to various surgical approach sequences, or “roadmaps” to various target regions. The approach library can be populated by the system and analyzed for variance and trends, as well as provide direct or indirect instruction and guidance through a display member during a surgical case.

Disclosed herein are improved pluripotent stem cell-derived biliary organoids, having extrahepatic cholangiocytes. In various embodiments, the biliary organoids can additionally include intrahepatic cholangiocytes. Also disclosed are methods of producing the biliary organoids having extrahepatic cholangiocytes. The disclosure also relates to methods of studying or treating a biliary-related disease or disorder using the described biliary organoids, including surgical methods such as in transplants, engraftments, ligations, and / or bililary bypass. The disclosure also includes surgical implants for biliary bypass. The disclosure additional describes methods of producing tubular organoids and cell culture devices for performing said methods.