108 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.

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.

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.

An implant having an upper support body and a lower support body that are coupled together by use of pinions integral to the upper support body and apertures integral to the lower support body. A dual directional driver is rotatably coupled to a forward spacer and a rear spacer, wherein the implant forms a compact arrangement for ease of insertion allowing a posterior surgical approach for placement of the spinal implant for interbody fusion allowing the implant to be inserted through a small incision and rotation of the dual directional driver will cause movement of the upper support body an equal distance from the lower support body to increase the implant in size in situ.

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.

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 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.

Disclosed is an innovation in the manner of surgically exposing the knee during total or partial knee arthroplasty, because currently, and as it has always been the case, the conventional surgical approach for the knee used the anterior route but also the medial route, where it was necessary to sever the whole tissue attachment of the inner bone border thereof, said tissue attachment comprising the capsule (envelope), the medial patellofemoral ligament and the tendon of the vastus medialis oblique (muscle) of the quadriceps. The present invention relates in particular to operating equipment intended to facilitate and / or implement a new and innovative surgical approach.

The invention relates to the technical field of medical treatment, in particular to a thyroid surgery patient clinical analysis system and method based on a 3D image, and the method comprises the steps: obtaining a three-dimensional digital model of the head and neck of a patient; the endoscope operation difficulty of different surgical admission paths is evaluated by analyzing the position of a thyroid focus; the endoscope operation space change conditions of different operation admission paths are evaluated by analyzing the space relation between the passing path and the adjacent structure; according to the endoscope operation difficulty and the endoscope operation space change condition, risk assessment is carried out on different operation approaches, and the optimal candidate operation approach is determined. According to the method, the accuracy and the reliability of risk assessment of the surgical approach are improved by quantitatively analyzing the radian change of the passing path of the surgical approach and the change of the endoscope operation space.

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 application relates to the field of medical technology, and in particular to a clinical analysis system and method for thyroid surgery patients based on 3D images, the steps of which include: obtaining a three-dimensional digital model of the patient's head and neck; evaluating the difficulty of laparoscopic operation of different surgical approaches by analyzing the location of thyroid lesions; evaluating the spatial changes of laparoscopic operation of different surgical approaches by analyzing the spatial relationship between the path and adjacent structures; and conducting risk assessment of different surgical approaches and determining the best candidate surgical approach based on the difficulty of laparoscopic operation and the spatial changes of laparoscopic operation. The present application improves the accuracy and reliability of surgical approach risk assessment by quantitatively analyzing the changes in the curvature of the surgical approach and the changes in the laparoscopic operation space.

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.

A method for treating a spine includes the steps of: creating a surgical pathway in a body along a first surgical approach to a surgical site including vertebral tissue; creating a surgical pathway in the body along a second surgical approach to the surgical site including the vertebral tissue; disposing a fulcrum with an intervertebral disc space of the vertebral tissue via the first surgical approach; and manipulating the vertebral tissue via the second surgical approach. Spinal implants, surgical instruments and systems are disclosed.

Misaligned bones on opposite sides of a joint are aligned using a first rigid extension securable to one of the misaligned bones using a particular surgical approach, and a second rigid extension having a contacting surface positionable in contact with the other the two misaligned bones from the same surgical approach. The first and second rigid extensions are moved with respect to each other using a lever, whereby a pulling force is exerted on one of the bones, and a pushing force on the other, thereby aligning the first and second misaligned bones.

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.

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.

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.