226 results about "Infra-orbital nerve" patented technology

A method for treating nerves in a nasal cavity starts with identifying a patient having a condition occurring outside the nasal cavity. The method then involves activating a console attached to a radiofrequency stylus, advancing a distal tip of the radiofrequency stylus into a nostril of the patient, contacting nasal mucosa lining the nasal cavity with a treatment surface of the distal tip, and delivering radiofrequency energy from one set of bipolar electrodes on the treatment surface of the distal tip to a second set of bipolar electrodes on the treatment surface, to treat at least one nerve underlying the nasal mucosa. Treating the nerve (or nerves) involves modulating activity of the nerve to ameliorate the condition occurring outside the nasal cavity.

The invention discloses percutaneous nerve field vagus nerve stimulation diagnosis and treatment equipment and a diagnosis and treatment method thereof, and particularly relates to the technical field of neuromedicine, intelligent medical equipment and multi-mode physical therapy. The equipment comprises a neural signal acquisition module, a nerve positioning module, a data processing and analysis module, a treatment execution module and a diagnosis result output module; the system is further provided with a battery power management module, a self-adaptive closed-loop cloud platform and a wearable fixing device, by collecting bioelectricity signals, light absorptivity and temperature data of an ear nerve area, ear target cranial nerve branches are positioned, a dynamic diagnosis map is constructed, and a diagnosis result and personalized treatment parameters are generated. Electric pulse, near-infrared light and local thermal therapy multi-mode collaborative stimulation is adopted for treatment, and parameters are monitored and adjusted in real time through a cloud platform. According to the invention, accurate diagnosis and personalized treatment can be realized, the medical efficiency and the treatment effect are improved, and an effective means is provided for nerve disease diagnosis and treatment and pain relief.

The invention discloses an ear and neck percutaneous vagus nerve stimulation device based on an internal feeling signal, which belongs to the related technical field of percutaneous vagus nerve stimulation and is composed of a physiological signal acquisition module, a data transmission module, a signal processing and analyzing module, a control module, ear and neck integrated stimulation equipment, an interaction module and a power supply. The device supports neck or ear vagus nerve stimulation and a stimulation mode of combined use of the neck and the ear vagus nerve. And the same or different stimulation parameters can be used for the vagus nerves of the ears and the neck. According to the non-invasive design, the electrode does not need to be placed in a human body through an operation, nerves are stimulated through an external stimulator, and the risk of injury to the human body is reduced; and meanwhile, the output of two stimulation parameters taVNS and tcVNS can be adjusted adaptively through physiological signals and internal feeling indexes, and the fusion effect is improved.

In some embodiments, systems and methods can include a wearable device with an electrically conductive skin interface that excites the underlying nerves from a transcutaneous surface stimulator. The device may be sized for a range of user sizes with stimulation electrodes positioned to target the appropriate nerves, such as the saphenous and / or posterior tibial nerves. The therapy may be adjusted based on leg restlessness or movement.

Method for reversing demyelination in a patient having a demyelinating disorder may include detecting one or more biomarkers for demyelination from the patient, receiving, in an implanted vagus nerve stimulator, a command to apply a remyelinating stimulation to the patient based on a level of the detected one or more biomarkers for demyelination; and applying electrical stimulation to the patient's vagus nerve from the implanted vagus nerve stimulator to reverse demyelination and increase remyelination of the patient's nerves. The electrical stimulation may be adjusted based on the level of the detected one or more biomarkers.

Devices and / or methods for treating sleep disordered breathing may include stimulation of a single nerve, multiple nerves, as well as other tissues relating to upper airway patency.

Systems and methods for treating bladder and / or bowel dysfunction of a patient includes implanting a lead carrying one or more stimulation elements to apply stimulation energy to one or more target sites in the periurethral space. In some examples, the target site(s) can be one or more of the deep perineal nerve and the external urethral sphincter.

The utility model provides a bite block device for nerve electrophysiology monitoring in an operation, which comprises a lower bite block and an upper bite block, a channel groove for installing a trachea channel is arranged in the lower bite block, and lining plates are oppositely arranged on two sides of the channel groove in the lower bite block; the lower surface of the lower bite block is provided with a lower tooth groove, and the upper surface of the upper bite block is provided with an upper tooth groove. Through the arrangement of the base plate, the upper tooth cushion and the lower tooth cushion can be in full contact with molar teeth in the cavity, so that the pressure borne by incisor teeth is reduced, and the incisor teeth of a patient are prevented from being damaged; the trachea channel is arranged in the middle of the bite block, the inner lining plate is arranged on the outer side of the trachea channel, under protection of the inner lining plate, the trachea can be prevented from being bitten by a patient to be flat, normal use of the trachea is guaranteed, the trachea channel has a certain length and is arranged in the middle of the bite block, and after the whole bite block is arranged in the oral cavity of the patient, the inner trachea channel can press the tongue. The tongue is prevented from entering the space between the upper teeth and the lower teeth and is prevented from being bitten.

The utility model belongs to the technical field of medical instruments, and particularly relates to a recurrent laryngeal nerve continuous detection hook for an endoscope, which comprises a bent hook-shaped detection electrode formed by bending, an annular cavity is defined by the bent hook-shaped detection electrode, and two ends of the detection electrode along the extension direction are respectively a head end and a tail end. A gap allowing nerves to enter and exit from the annular cavity is formed between the head end and the tail end, the tail end is connected with a wire, and the inner side face of the detection electrode is a detection face and used for being tightly attached to the nerves entering the annular cavity from the gap when the wire is in a pulled state; the hook-shaped detection electrode is hooked at the recurrent laryngeal nerve root, the recurrent laryngeal nerve can be tightly attached to the detection face of the detection electrode after the wire is straightened, then nerve monitoring is started, the process of opening a nerve clamp in an operation is avoided, and operation is simple.

Disclosed herein is a device for auricular vagal nerve stimulation in a. subject, said device having an electrode configuration including at least one electrode contact operative to be adhered to a first portion of inner skin surface of an ear Concha of the subject, and at least one return electrode with an opposite polarity operative to be adhered to a second portion of the inner skin surface.

A bilateral auricular nerve stimulation system of the vagus nerve, which comprises two adjustable stimulator devices (4) in each ear respectively where each one comprises a support piece (5) with a curved temple (6); three or more cathodal stimulation electrodes simultaneously, with a first and second electrode (1, 2) that fit into the cymba and cavum respectively and a third electrode (3) that fits into the external auditory canal (EAC), where all electrodes are connected to one or more anodes (32), and have means of adjustment to their area of action; a photoplethysmography biosensor (PPG) (7) located at the free end of the curved temple (6), and; control means inside the support piece (5); where the system comprises a connection and synchronization cable between both stimulator devices.

The invention provides a bendable nerve ventricle endoscope, and relates to the technical field of endoscopes. A bendable nerve ventricle endoscope comprises a handle, the handle is provided with an insertion tube, a bent snake bone is arranged at the end, away from the handle, of the insertion tube, a tip is arranged at the end, away from the insertion tube, of the bent snake bone, and a camera is arranged at the tip; the bent snake bone is hollow, two pull wires are oppositely connected to the inner side wall of the front end of the bent snake bone, the pull wires penetrate through the insertion tube and extend into the handle, and the handle is provided with a traction assembly used for pulling the pull wires. By the adoption of the endoscope, the problems that a traditional cranial nerve operation is large in trauma and large in operation difficulty can be solved, the endoscope is simple in structure, convenient to use, small in trauma and capable of being bent easily, lesions which cannot be displayed by a hard endoscope can be observed, the operation can be conducted at the same time, a safer and more reliable technical means is provided for the cranial nerve operation, and the operation cost is reduced. The operation quality is improved, and the operation complications are reduced.

Described herein is a trocar, kits and methods for basivertebral nerve ablation. The trocar is configured for an insertion in the back of the patient in a posterior to anterior direction, caudal or cranial to a traverse process of a vertebra of the patient to reach a lateral surface of a vertebral body of the vertebra. The trocar comprises a curved distal tip having a length and a curve configured to provide a desired insertion angle at a bone entry point located on the lateral wall of the vertebral body. The trocar is also configured to be used, and packaged as a kit, with devices such as stylet, a cannula, a drill and a probe, which may all be introduced inside the trocar. Also described are methods to carry out basivertebral nerve ablation by entering inside the vertebral body via the lateral wall of the vertebral body.

There is provided a process for treatment of rhinitis by diode laser ablation of the branches of the posterior nasal nerve. The diode laser delivery device with elongated fiber optic with its fiber tip is inserted through a patient's nostril and has the length, flexibility and a curvature to reach both above and under the patient's middle turbinate for treatment of both branches of the posterior nasal nerves. Skin and tissue temperature is raised to approximately 60-70° C. with the process. A control knob on the laser delivery device moves from a first to a second position to move a camera attached to the laser delivery device. The fiber optic includes a distal fiber tip extending from a malleable sheath connected to the body for delivering light energy to a treatment area.

The embodiment of the invention provides an image recognition and micro-current detection method and system for intercostal nerve plexus avoidance, and belongs to the technical field of data processing. The method comprises the steps of collecting initial image information corresponding to a first target object, and performing edge detection on the initial image information to obtain a corresponding target recognition result; determining a corresponding current parameter during micro-current detection, and obtaining a corresponding reaction potential signal of a related area of the first target object under the current parameter; performing nerve classification according to the reaction potential information to obtain a target nerve type corresponding to the related area; aligning the related area with the initial image information to obtain a target alignment result, and determining related edge information corresponding to the related area according to the target alignment result and the target recognition result; and generating intercostal nerve plexus avoidance information according to the target nerve type and the related edge information, and displaying the intercostal nerve plexus avoidance information to a second target object.

The invention relates to the technical field of medical information processing, and particularly discloses a method for identifying a recurrent laryngeal nerve and an adjacent anatomical structure thereof in an ultrasonic image, and the method comprises the steps: obtaining a two-dimensional thyroid region ultrasonic image, and carrying out the fine marking of the recurrent laryngeal nerve, the true thyroid envelope, the false thyroid envelope and the connective tissue; performing uniform size adjustment, normalization and data enhancement on the marked image; performing semantic segmentation on the image to obtain a segmented image containing the recurrent laryngeal nerve and an adjacent anatomical structure region; extracting depth features of the local structure of the segmented image; extracting high-dimensional geometric structure features of the segmented image; fusing the extracted features to form a comprehensive feature vector; and inputting the fused comprehensive feature vector into a classification module to perform automatic classification and identification of the recurrent laryngeal nerve and the adjacent structure thereof. According to the invention, the recognition accuracy and stability in the ultrasonic image can be improved.

The invention discloses an acoustic Fresnel metamaterial with non-uniform thickness matching and transmission enhancing capabilities, which comprises a Fresnel layer and a coupling layer, the Fresnel layer is composed of a plurality of Fresnel unit cells with different heights and inclination angles, and the coupling layer is used for tightly coupling the Fresnel layer and a skull; the Fresnel unit cell is designed based on the thickness and curvature of different areas of the skull, and phase modulation and path control of ultrasonic waves are achieved by adjusting the height and the inclination angle of the unit cell. According to the invention, the ultrasonic wave can form an efficient and accurate focus area after penetrating through the skull, so that non-invasive nerve stimulation or accurate thermal injury treatment can be carried out on the brain cortex. Acoustic phase distortion and energy attenuation caused by nonuniformity of the skull can be effectively reduced, the treatment precision and efficiency are improved, and the method has the advantages of being easy and convenient to operate, high in adaptability and high in clinical application potential and is suitable for popularization and application of transcranial ultrasonic nerve regulation and related brain disease treatment.

The present disclosure relates to methods, devices and systems used for the identification and treatment of responders to external nerve stimulation via a combination of a cutaneous electrode assembly and a functional near-infrared spectroscopy (fNIRS) device. More specifically, cutaneous methods of stimulation of the trigeminal nerve, the occipital nerve, the vagus nerve, the facial nerve, and / or any branch thereof and measurement of cerebral blood flow at targeted brain areas are disclosed herein.

The present disclosure is directed to devices, kits, and methods for treating lumbar spinal stenosis by at least partially decompressing a compressed nerve root. The method can include identifying the compressed nerve root and percutaneously accessing a region of a lamina located adjacent to the compressed nerve root. The method can also include forming a channel through the region of the lamina, wherein the channel can be formed medial to a lateral border of the lamina. Further, the method can include expanding the channel in a lateral direction.

Systems and methods for radiofrequency neurotomy. Systems include needles with deployable filaments capable of producing lesions at target volumes, which may include a target nerve. Ablation of at least a portion of the target nerve may inhibit the ability of the nerve to transmit signals, such as pain signals, to the central nervous system. The lesion may facilitate procedures by directing energy towards the target nerve and away from collateral structures. Example anatomical structures include lumbar, thoracic, and cervical medial branch nerves and rami and the sacroiliac joint.

The utility model provides a visual posterior nasal nerve ablation electrode device. The visual posterior nasal nerve ablation electrode device comprises an electrode tip with a camera, a snake bone pipe and an electrode tip swing assembly. The electrode tip is sleeved on the snake bone pipe and is connected with a moving piece in the electrode tip swinging assembly through a rope beam group of the snake bone pipe; by means of the camera, a doctor can more visually find out target tissue in the ablation nasal cavity, the moving part can move when driven, then the rope beam set is pulled, the snake bone pipe is driven by the rope beam set to swing, then bending of the electrode tip is achieved, the electrode tip can accurately reach the diseased position, and tissue ablation is conducted.

The invention relates to nerve conduits for connecting a lesioned nerve end to a target site. In particular, the invention relates to nerve conduits supporting repair of a nerve lesion and motor control and / or reducing risk of the development of a neuroma at the lesioned nerve end. Accordingly, a nerve conduit (10) for connecting a nerve end to a target site is suggested, comprising an elongate body (12) formed by a wall (22) defining an inner cavity (16) and comprising a central portion (14), wherein the inner cavity (1 6) extends through the central portion (14), and two end portions (18, 19) defining respective openings (20, 21) to the inner cavity (16), wherein one end portion (18) is an insertion portion configured for inserting a respective nerve end (26) and the other end portion (19) is a nerve end outlet portion. According to the invention, the end portions (18, 19) are arranged such that the cross-sections of the openings (20, 21) are oriented at an angle to each other.

Neurostimulation therapy can be efficiently controlled based on information from an acceleration signal, such as can be obtained from an accelerometer. In an example, the accelerometer can be implanted in a cervical region or submandibular region of a patient. Circuitry can be configured to identify a first series of respiration phase transition events in the acceleration signal and, in response, provide the neurostimulation therapy synchronously with an inspiration phase of a patient's respirator cycle. In an example, m absence of identifying the first series of respiration phase transition events in the acceleration signal, the neurostimulation therapy can be provided asynchronously with the patient's respiratory cycle.

The invention disclosed here generally relates to devices used to identify the location of a never in order to modify a property of the nerve. Specifically, the invention utilized pre-operative scans of a patient's nasal cavity in order to identify target treatment locations when a nerve to be treated is located. The image of the nasal cavity and target treatment location can be registered with the real time position of the nasal cavity using a surgical navigation system in order to assist in guiding a surgical probe to the target treatment location.

The invention relates to the field of medical equipment, in particular to a neck nerve stimulator, a neck nerve stimulation method and a computer readable storage medium, and the neck nerve stimulator comprises a position sensing unit which is used for obtaining neck position information; the energy output unit is used for outputting stimulation energy; the control unit is connected with the position sensing unit and the energy output unit and is used for determining the position of a neck nerve according to the neck position information output by the position sensing unit; the control unit is further used for controlling the energy output unit to output stimulation energy at the position where the neck nerves are located. Accurate positioning and precise stimulation of the neck nerves are achieved, and a common user can use the device conveniently.

The invention discloses a head fixing device for a nerve intervention operation, and relates to the field of head fixing devices.The head fixing device comprises a supporting mechanism, a fixing mechanism, an adjusting mechanism and a pacifying mechanism, and the fixing mechanism comprises a first air bag, a second air bag, a third air bag, a fourth air bag and a fifth air bag which are arranged on the upper surface of a plastic box pillow; the first air bag, the second air bag, the third air bag, the fourth air bag and the fifth air bag are supported on the left temporal area of the head, the rear portion of the head top, the right temporal area of the head, the lower portion of the neck and the upper portion of the neck respectively. According to the head fixing device designed in the invention, the head of a patient can be fixed during a nerve interventional operation, unconscious movement of the head of a non-general anesthesia patient is avoided, the inclination of the head of the patient is convenient to adjust, and the influence of micro tremor of the head of the patient on DSA imaging can be solved.

1. Name of the product in this design: Body of a surface electrode. 2. Purpose of this design: The body surface electrode and its main body are used in conjunction with a nerve and muscle stimulator to stimulate the vagus nerve in the ear. 3. The key design features of this product are the shape of the main body of the surface electrode. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: Other explanation: The dotted lines in the figure indicate the parts of this design that are not claimed.