22 results about "Sacral nerve" patented technology

The present application relates to a kind of double body position automatic switching combined magnetic therapy chair, including seat cushion and chassis, the bottom of the seat cushion is connected with frame body, magnetic therapy coil device is installed in the inside of the frame body, the magnetic therapy coil device is fixedly connected with chassis, both sides of the chassis are respectively equipped with plane four-bar mechanism, the top of the plane four-bar mechanism is respectively hinged with both sides of frame body, the top of the chassis is equipped with first pusher, and the push rod end of the first pusher is hinged with plane four-bar mechanism.The magnetic therapy seat cushion carries out pelvic floor treatment to patient in normal state, can be realized automatic switching by the plane four-bar mechanism of frame body bottom, it is convenient to carry out sacral nerve treatment to patient, so that treatment scheme is more diverse.Seat cushion changes body position treatment, whole operation process is easy to operate, i.e. reduce the workload of doctor, also improve the utilization of magnetic therapy seat cushion.

Botulinum toxin for use in treating asthma in a patient in need thereof is provided. The treatment comprises administering botulinum toxin to the patient. The botulinum toxin may be administered by subcutaneous or intradermal injection. The subcutaneous or intradermal injection may be administered to and / or around the vicinity of a trigeminal nerve, a cervical nerve, a thoracic nerve, a lumbar nerve, a sacral nerve, or a combination thereof of the patient.

The present application relates to the technical field of nerve monitoring, in particular to an intraoperative real-time feedback system and method for sacral nerve stimulation, the system comprising: a biological motion sensing unit for real-time monitoring of the body surface contraction movement of the perineum and perianal area and foot movement through a sensor and generating corresponding multi-modal sensing signals; a processing unit for receiving the multi-modal sensing signals and performing synchronization and feature extraction, inputting the extracted features into a pre-trained machine learning model to obtain a judgment result representing the effect of sacral nerve electrode implantation target point and the accuracy of the target point position; a feedback unit for receiving the judgment result and converting it into feedback information for unified display. The present application realizes objective quantitative evaluation through multi-modal signal synchronous perception and fusion, as well as integrated machine learning model, provides intelligent and predictive feedback beyond simple threshold judgment, and realizes precise guidance of electrode implantation.

Systems and methods for treating Inflammatory Bowel Disease (IBD) using neuromodulation are described herein. For example, IBD can be treated by delivering an electrical signal to one or more sacral nerves of a patient via a signal delivery device positioned proximate one or more of the patient's sacral nerves. In some embodiments, the electrical signal can modulate neural activity in the patient, which may in turn reduce inflammation in the patient by altering an imbalance between the patient's sympathetic nervous system and parasympathetic nervous system, and / or modifying a threshold for an inflammatory response in the gastrointestinal system.

The present invention discloses a method and system for evaluating the correctness of sacral nerve implantation points. The method comprises: collecting a first sacral evoked response signal when the sacral nerve electrode is implanted in the correct point, and a second sacral evoked response signal when the sacral nerve electrode is not implanted in the correct point; performing data processing and feature extraction on the sacral evoked response signal to obtain data features; using the data features as input and whether the sacral nerve electrode is implanted in the correct point as the output result to construct a decision tree model; collecting a target sacral evoked response signal when the sacral nerve electrode to be detected is implanted in the target point, and detecting whether the target point is the correct point based on the target sacral evoked response signal and the decision tree model for identifying the implantation point. The method disclosed in the embodiment of the present invention can automatically determine whether the sacral nerve electrode is in the correct point.

The present invention relates to the field of positioning technology and provides a method for locating sacral nerve-free channels based on CPD point cloud registration technology, comprising the following steps: Step 1, data acquisition; Step 2, three-dimensional image point cloud processing; Step 3, first sacral foramen position annotation; Step 4, point cloud registration; Step 5, calculation of nerve-free channels. The present invention has the beneficial effects of being able to process three-dimensional CT images, and the processed three-dimensional model can be fully matched with a human sacral model. The nerve-free channels can be comprehensively determined from three dimensions: coronal, sagittal, and transverse. Compared to methods based on X-ray images, this method is more accurate, and the channel conditions can be intuitively visualized from the three-dimensional model.

The invention provides a closed-loop sacral nerve regulation and control system based on a non-invasive brain-computer interface, and is applied to the technical field of data processing. Aiming at overactive bladder, urgent urination and non-urgent urination state information and brain signals such as electroencephalogram of a patient are obtained, and 64-lead or single-lead equipment is used for collecting and preprocessing the signals. An SEResNet34 algorithm is constructed for a 64 lead signal, and an initial model is generated for a single lead signal by using an improved DenseNet. A target recognition model is obtained through model comparison and ablation experiments, abnormal signals are recognized through related equipment, a regulation and control instruction is generated, electrical stimulation is conducted, an evaluation result is generated, and on-demand accurate regulation and control are achieved.

The present invention relates to a medical device, and in particular to, a urinary catheter capable of preventing and treating lower urinary tract symptoms by means of electrical stimulation. The technical problem to be solved by the present invention is that the existing urinary catheter can stimulate the bladder mucosa to cause bladder spasm, and the existing urinary catheter only has the function of urine drainage, and does not have the function of preventing and treating lower urinary tract symptoms such as bladder spasm at the same time; the existing electrical nerve stimulation device aims at other nerves such as the nervi sacrales and needs to be surgically implanted; and the existing bladder electrotherapy device does not have the function of the urinary catheter. The present invention provides a urinary tube for treating lower urinary tract symptoms and lower urinary tract dysfunction by means of electrical stimulation. An electrode is arranged at a set position on the urinary tube, the electrode is connected to a discharge device, and electrical pulses are directly applied to parts such as the bladder wall, so as to achieve the purposes of alleviating lower urinary tract symptoms and treating lower urinary tract dysfunction. The present invention is a brand-new medical device. The present invention is characterized in that the electrode is arranged at one or more positions of the urinary tube in contact with the urinary tract, and the electrode reaches the tail section of the tube by means of a wire and is connected to the discharge device. According to the position and number of the electrode on the urinary tube, an electrode circuit, and parameters of the discharge device, multiple electrical stimulation modes can be achieved by means of combination and match, such that the urinary tube can produce multiple different electrotherapy effects.

The invention discloses sacral nerve electrical stimulation equipment and a use method thereof, and relates to the technical field of nerve treatment.The sacral nerve electrical stimulation equipment comprises a pulse generator, a connector is fixedly connected to the top of the pulse generator, a wire is installed in the connector, a catheter sleeves the outer side of the wire, a plurality of electrodes are arranged on the outer side of the tail end of the wire, and the electrodes are electrically connected with the pulse generator. The sacral nerve electrical stimulation device comprises a pulse generator, a connector and a wire, a main patch is placed on the surface of the pulse generator, a through hole is formed in the surface of the main patch, a mounting cabin is fixedly connected to the surface of the pulse generator, and one end of the mounting cabin extends to the outer side of the through hole. The electrode can be implanted into the body of a patient, meanwhile, when not in use, the electrode and the wire can be pulled out of the body of the patient, the electrode and the wire do not need to be embedded into the body of the patient, and the device can be pulled out during short-term treatment and poor treatment effect.

A method of treating vertigo in a patient in need thereof comprises administering a botulinum toxin to the patient. The botulinum toxin may be administered by subcutaneous / intradermal injection. The subcutaneous / intradermal injection may be administered to and / or around the vicinity of a trigeminal nerve, a cervical nerve, a thoracic nerve, a lumbar nerve, and a sacral nerve of the patient.

The sacral canal anesthesia puncture indwelling suite comprises an indwelling cannula, an extension catheter, a catheter connector and a puncture needle core, the indwelling cannula is provided with a conveying channel in a penetrating mode in the length direction, the puncture needle core is movably arranged in the conveying channel, and the length of the puncture needle core is larger than that of the indwelling cannula. The side wall of the indwelling cannula is provided with a connecting hole site communicated with the conveying channel, one end of the extension catheter is fixedly connected to the connecting hole site, so that a cavity in the extension catheter is communicated with the conveying channel in the indwelling cannula, and the other end of the extension catheter is detachably connected with one end of the catheter connector. The other end of the catheter connector is connected with an external injector so that anesthetic liquid medicine can be injected into the extending catheter through the injector. The technical effect of preventing pressing folding and remaining bruise is achieved.

A wearable system with urine storage and urination stimulation functions comprises a waist fixing structure, a body surface sacral nerve electrical stimulation structure, a bladder peripheral nerve stimulation structure and a control structure. The body surface sacral nerve electrical stimulation structure and the bladder peripheral nerve stimulation structure are fixed on the waist fixing structure; the bladder peripheral nerve structure comprises a percussion stimulation structure fixed to the waist fixing structure and a bladder peripheral nerve electrical stimulation structure fixed to an inner side plate of a shell of the percussion stimulation structure. The percussion structure of the percussion stimulation structure is arranged in the shell in a retracted state in an unused state. The control structure controls the electrical stimulation structure to be in a urine storage mode when the electrical stimulation frequency is 5-10 Hz and to be in a urination mode when the electrical stimulation frequency range is 10-20 Hz; the percussion of the percussion stimulation structure is in a urination mode; the control structure controls the rehabilitation mode when the electrical stimulation frequency range is smaller than 5 Hz. Certainly, a lateral electrical stimulation structure can be included for auxiliary stimulation. The system can effectively set a plurality of modes to meet the use requirements of different patients.

Systems and methods for implanting sacral nerve stimulation leads through a target sacral foramen and proximate a target sacral nerve are disclosed. For example, an alignment system including a primary alignment feature and a secondary alignment feature couplable to the primary alignment feature are provided. The primary alignment feature lies flat against the patient's skin and includes radiopaque grid lines that form a coordinate system on the patient's skin. An imaging device obtains a first image that includes both the primary alignment feature and the target foramen. The position of the target foramen is correlated to a position on the primary alignment feature based on the first image. The secondary alignment feature is coupled to the primary alignment feature and provides an indication of the specific insertion point and insertion angle for a delivery instrument carrying a signal delivery device into the patient.

The embodiment of the utility model provides a sacral nerve stimulation electrode assembly and a guiding device. The sacral nerve stimulation electrode assembly comprises a stimulation electrode, a first limiting assembly and a second limiting assembly. Wherein the stimulating electrode is used for stimulating sacral nerves; the first limiting assembly is arranged on the stimulating electrode and located at the end, close to the target point, of the stimulating electrode. The second limiting assembly is arranged on the stimulating electrode, the first limiting assembly is located at the end, close to a target spot, of the stimulating electrode, and the second limiting assembly and the first limiting assembly are arranged oppositely or oppositely; the first limiting assembly and the second limiting assembly are used for limiting the stimulating electrode to move in the axial direction, and therefore the problem that the stimulating electrode is prone to displacement in subcutaneous tissue, and consequently the sacral nerve stimulating effect is poor is solved. The sacral nerve stimulation electrode assembly guiding device prevents the first limiting assembly and the second limiting assembly from structural deformation in the process of implanting a stimulation electrode.

The invention relates to a pelvic floor sacral nerve double-position combined magnetic stimulation method and system, and the method comprises the steps: selecting a sitting position or lying position stimulation position according to a treatment target; positioning stimulation targets of pelvic floor muscles or sacral nerves according to the selected stimulation body position; initial magnetic stimulation parameters are set, and magnetic stimulation is applied to the positioned stimulation target; monitoring a motor evoked potential signal in the stimulation process; automatically calculating nerve conduction time according to the motor evoked potential signal; and dynamically adjusting at least one of subsequently applied magnetic stimulation parameters and stimulation target positions based on the nerve conduction time so as to achieve the purpose of pelvic floor and sacral nerve multi-target adaptive collaborative magnetic stimulation treatment based on nerve electrophysiological feedback.

A neurostimulation trial system includes an external neurostimulation therapy controller including a processor circuit, a pulse generator circuit, a ground pad configured to be coupled with an external surface of patient skin tissue, and a transceiver circuit configured to communicate with a programmer device. The system can include at least one lead with an electrode that is configured for implantation at a neural tissue site inside a patient body. In an example, the programmer device is configured to communicate therapy instructions to the external neurostimulation therapy controller and is configured to communicate power and / or therapy instructions to an implanted neurostimulation device.

The invention discloses a clinostatism auxiliary defecation system, which comprises an abdominal pressure sensor, a flexible patch, a main control unit and a nerve electrical stimulation unit, wherein the flexible patch is arranged on the perianal skin and is provided with a myoelectricity electrode; the abdominal pressure sensor is used for collecting abdominal pressure, the myoelectric electrode is used for collecting myoelectric signals of anus external sphincter, and the main control unit is connected with the abdominal pressure sensor, the myoelectric electrode and the nerve electrical stimulation unit; when the abdominal cavity pressure collected by the abdominal pressure sensor in real time is 2.5 times larger than the resting abdominal pressure, the amplitude of electromyographic signals collected by the electromyographic electrodes is reduced to 30% or below of the resting state, the duration time is longer than or equal to 2 seconds, and the time is the defecation opportunity, the main control unit controls the nerve electric stabbing unit to start electrical stimulation of sacral nerve targets. According to the method, the defecation intention is accurately recognized, the misjudgment rate is reduced, the defecation assisting efficiency is improved, the stimulation effect attenuation rate is reduced, the measurement precision is kept for different body positions of a patient, and rapid application and displacement prevention of the nursing pad are achieved.

To provide a botulinum toxin for treating neuropsychiatric disorders and / or neurological disorders.SOLUTION: Provided is a botulinum toxin for use in the treatment of ASD (autism) in a patient in need thereof. Said treatment comprises administration of botulinum toxin to said patient by subcutaneous / intradermal injection. Administration to adults comprises injecting 2-4 units into and / or around the trigeminal nerve, 2-4 units into and / or around the cervical nerve outside the patient's spine, 2-4 units into and / or around the thoracic nerve outside the patient's spine, 2-4 units into and / or around the lumbar nerve outside the patient's spine, and / or 2-4 units into and / or around the sacral nerve outside the patient's spine. The total dosage of botulinum toxin for an adult human weighing about 150 pounds is no more than about 50 units, adjusted for age, weight, or a combination thereof.SELECTED DRAWING: None

The application discloses a general sacrolumbar reconstruction prosthesis, which comprises a sacrum supporting pad block in a triangular shape, a sacrum connecting surface, an ilium connecting surface and an inner side surface, the sacrum connecting surface is located at the upper part and abuts against the retained sacrum, the ilium connecting surface is located at the outer side surface and abuts against the ilium, and the inner side surface connects the sacrum connecting surface and the ilium connecting surface, the sacrum connecting surface and the ilium connecting surface are provided with porous trabecula biomimetic interfaces, and the sacrum supporting pad block is used alone or in pairs. The application is used for sacrum tumor resection after the sacrum tumor resection involving S1 nerve hole, sacrum defect and sacroiliac joint reconstruction, unilateral reconstruction can be carried out according to the resection range of the sacrum, the unilateral healthy sacrum is as far as possible to be retained, and bilateral reconstruction can be carried out in pairs, a spine nail and rod system is avoided, the lumbar vertebra activity is retained, the sacroiliac joint mechanics transmission is met, and postoperative sacrum vertebral fracture is prevented.

The present disclosure relates to a closed-loop neuromodulation system based on sacral nerve electrophysiological activity monitoring. The closed-loop neuromodulation system includes an implantable neuromodulation module, a programming module, and a server module. The implantable neuromodulation module obtains monitoring data based on an implantable electrode and synchronously obtains a local field potential variation signal generated in a patient with urinary tract dysfunction during the sacral nerve conduction, and applies an electrical stimulation pulse to the sacral nerve of the patient when an abnormal monitoring result of nerve afferent impulses associated with urinary urgency symptom of the patient is obtained based on the local field potential variation signal. The server module stores the monitoring data and sends an intelligent recognition model that is pre-trained to the implantable neuromodulation module and the programming module, respectively.

This application relates to a sacral nerve multi-target synergistic stimulation system and parameter configuration method. The system includes: a stimulating electrode and a stimulator; the first end of the stimulating electrode has multiple independent electrode branches, and the outer wall of each independent electrode branch is provided with multiple electrode contacts; when each independent electrode branch is implanted into a corresponding sacral nerve target site, the electrode contacts can contact the sacral nerve target site; the stimulator, connected to the second end of the stimulating electrode, is used to provide stimulating current to each independent electrode branch in the stimulating electrode; the stimulating current acts on the sacral nerve target site via the electrode contacts on the independent electrode branches. This application solves the problem of insufficient overall stimulation intensity for the stimulated subject in sacral nerve stimulation systems.

The present application relates to the field of medical devices and medical image processing technology, and particularly relates to a minimally invasive sacral nerve modulation acupuncture assisted positioning method and system based on three-dimensional reconstruction, which obtains a three-dimensional ultrasound image sequence, reconstructs a personalized sacrum navigation model containing a target nerve target point, establishes a precise spatial reference, dynamically registers a real-time body surface three-dimensional model, analyzes registration residuals and needle insertion parameters, dynamically compensates and corrects acupuncture depth, accurately calculates a second distance from a needle tip to the target point, and outputs positioning information. The present application realizes accurate mapping and real-time guidance of individualized anatomical structures, significantly improves the accuracy of minimally invasive sacral nerve modulation acupuncture assisted positioning results, and can be applied to sacral nerve modulation treatment.