188 results about "Cerebral ventricle" patented technology

The invention provides a ventricular drainage tube clamping device for the neurosurgery department, and belongs to the field of medical instruments. Comprising three elastic telescopic adsorption mechanisms and three pressing type exhaust mechanisms, the second hollow shell is fixedly installed at the end of the upper hollow rod, the interior of the second hollow shell is in a hollow state, and the second hollow shell is communicated with the internal structure of the upper hollow rod; and the piston plate is placed in the second hollow shell and enables gas in the upper hollow rod to be pumped out in the moving process. The outer wall of the soft drainage tube can be fixed in an adsorption mode through the suction force of gas, the working stability of the drainage tube during working can be effectively guaranteed through adsorption type fixing, in addition, the drainage tube can expand outwards at the adsorption fixing part through the elastic acting force of the spring, and therefore the drainage tube can be fixed to the outer wall of the drainage tube. Therefore, normal drainage efficiency of the inner diameter of the drainage tube is ensured.

The invention provides a cooling system used in a ventricular, which is characterized by comprising a three-way joint, a drainage pipe, a cooling circulation pipeline, a cooling part, a drainage part and a semiconductor refrigerator, the cooling circulation pipeline comprises a cooling liquid input pipe and a cooling liquid output pipe, the cooling circulation pipeline extends to the cooling part and is connected with the inlet end and the outlet end of a cooling pipe in the cooling part, and the cooling pipe is of a double-helix structure. A plurality of open holes are formed in the end, away from the opening, of the drainage tube and used for cerebrospinal fluid infusion and drainage, and a plurality of pressure sensors and temperature sensors are distributed on the side wall of the drainage tube and used for monitoring the pressure and temperature in the ventricle; the ventricular drainage tube is modified, so that the ventricular drainage tube has the function of reducing the intracranial temperature, and the intracranial temperature and pressure can be monitored.

The invention discloses an embedded skull repair material structure, a drainage device and a standby ventricular puncture guide plate, the embedded skull repair material structure comprises a skull repair material, an epidural drainage structure, a double-cavity catheter and an anti-reflux drainage bag, the skull repair material is vault-shaped, and the epidural drainage structure is located on one side of an inner concave surface of the skull repair material; according to the epidural drainage device, the epidural drainage structure is additionally arranged, the epidural bloody liquid between the skull repair material and the epidural is drained, the occupied space of the drainage tube is reduced in the drainage process, the drainage tube is inserted into the epidural drainage structure, and the epidural bloody liquid is drained out and discharged out of the body. The epidural drainage device has the advantages that the epidural bloody liquid between the skull repair material and the epidural is drained through the additional arrangement of the epidural drainage structure; by means of the structure, the drainage tube is prevented from extruding the dura mater, the drainage safety after the skull repair material is implanted is improved, the structure transfers the drainage part from the exterior of the repair material to the exterior of the dura mater, the hematoma forming rule is better met, and the drainage efficiency of epidural bloody liquid can be improved by arranging a plurality of drainage grooves.

The present invention relates to a ventricular drainage device, belonging to the technical field of medical devices. The ventricular drainage device comprises a controller, a drainage tube and a drainage bag, and also comprises: a fixing frame; a pushing mechanism; a limiting mechanism; a knocking mechanism; and a rubbing mechanism. The present invention uses a pushing mechanism and a limiting mechanism in coordination. In the process of the drainage tube draining the liquid in the patient's brain, the pushing plate of the pushing mechanism intermittently squeezes the drainage tube under the limiting action of the limiting mechanism, and the pushing plate will squeeze the drainage tube only when the movement direction of the pushing plate is the same as the flow direction of the liquid drained in the drainage tube, so that the pushing plate squeezes and pushes the blockage adhered to the inner wall of the drainage tube along the drainage direction, reducing the probability of the drainage tube being blocked, preventing the drainage tube from being blocked, resulting in a decrease in the flow speed of the liquid inside the drainage tube, and increasing the intracranial pressure of the patient, thereby ensuring the smoothness of the drainage and providing good protection for the patient.

The utility model relates to the technical field of medical instruments, in particular to a visual external ventricular puncture device and drainage device.The puncture device comprises a puncture part, a drainage part and a holding part which are sequentially arranged, an inner drainage cavity and a puncture cavity are formed in the drainage part, an outer drainage cavity is formed in the holding part, the outer drainage cavity is communicated with the inner drainage cavity, and the outer drainage cavity is communicated with the puncture cavity. The puncture part is installed in the puncture cavity, the end, away from the holding part, of the puncture part protrudes out of the end, away from the holding part, of the drainage part, the end, protruding out of the drainage part, of the puncture part is of a transparent tip structure, a micro camera is installed in the tip structure, the puncture device further comprises a display screen, and the micro camera is in communication connection with the display screen; a plurality of drainage holes are formed in the side wall, close to the puncture part end, of the drainage part and communicate with the inner drainage cavity; the puncture part is made of elastomer materials, and the drainage part is made of soft materials. Visualization can be achieved in the puncture process, and the blind puncture phenomenon is avoided; and accurate positioning can be achieved, and the drainage effect is improved.

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.

The present invention relates to the use of selective aquaporin inhibitors, e.g., of aquaporin-4 or aquaporin-2, e.g., certain phenylbenzamide compounds, for the prophylaxis, treatment and control of aquaporin-mediated conditions, e.g., diseases of water imbalance, for example edema (particularly edema of the brain and spinal cord, e.g., following trauma or ischemic stroke, as well as the edema associated with glioma, meningitis, acute mountain sickness, epileptic seizures, infections, metabolic disorders, hypoxia, water intoxication, hepatic failure, hepatic encephalopathy, diabetic ketoacidosis, abscess, eclampsia, Creutzfeldt-Jakob disease, and lupus cerebritis, as well as edema consequent to microgravity and / or radiation exposure, as well as edema consequent to invasive central nervous system procedures, e.g., neurosurgery, endovascular clot removal, spinal tap, aneurysm repair, or deep brain stimulation, as well as retinal edema), as well as hyponatremia and excess fluid retention, and diseases such as epilepsy, retinal ischemia and other diseases of the eye associated with abnormalities in intraocular pressure and / or tissue hydration, myocardial ischemia, myocardial ischemia / reperfusion injury, myocardial infarction, myocardial hypoxia, congestive heart failure, sepsis, and neuromyelitis optica, as well as migraines, as well as to novel assays for identifying aquaporin inhibitors.

The invention relates to the technical field of medical equipment, and discloses an intelligent lateral ventricle and abdominal cavity shunt tube which comprises an inner core drainage tube, the two ends of the inner core drainage tube are closed, the inner core drainage tube is divided into a ventricle section, a middle section and an abdominal cavity section, the ventricle section of the inner core drainage tube is arranged in the ventricle of a patient, and the middle section of the inner core drainage tube is connected with the abdominal cavity section. The abdominal cavity section of the inner core drainage tube is arranged in the abdominal cavity of a patient, and the pressure monitoring device is arranged on the middle section of the inner core drainage tube and used for monitoring the shunt volume of cerebrospinal fluid. The technical means that the pressure monitoring device and the flow adjusting device are matched is adopted, the pressure in the ventricle is monitored in real time through the pressure monitoring device, the flow dividing amount of cerebrospinal fluid is adjusted in cooperation with the flow adjusting device, the defects in the prior art are overcome, and then the practicability of the device is improved.

The invention relates to a ventricular drainage device, and belongs to the technical field of medical instruments, the ventricular drainage device comprises a controller, a drainage tube and a drainage bag, and further comprises a fixing frame; a pushing mechanism; a limiting mechanism; a knocking mechanism; and a kneading mechanism. Through cooperative use of the pushing mechanism and the limiting mechanism, in the process that the drainage tube conducts drainage on liquid in the brain of a patient, a pushing plate of the pushing mechanism intermittently extrudes the drainage tube under the limiting effect of the limiting mechanism, and when the movement direction of the pushing plate is the same as the flowing direction of the liquid drained in the drainage tube, the pushing plate can push the drainage tube to move. When the drainage tube is blocked, the pushing plate extrudes the drainage tube, so that the pushing plate extrudes and pushes blockages adhered to the inner wall of the drainage tube in the drainage direction, the probability that the drainage tube is blocked is reduced, the drainage tube is prevented from being blocked, the flowing speed of liquid in the drainage tube is prevented from being reduced, and the intracranial pressure of a patient is prevented from being increased, so that the drainage smoothness is ensured; and the patient is well protected.

The invention relates to the technical field of neurosurgery navigation, in particular to a neurosurgery brain puncture path accurate planning method and system.The neurosurgery brain puncture path accurate planning method comprises the following steps that by obtaining a preoperative brain function area image and nerve fiber bundle data, a function area range and sensitivity are extracted, a focus and cranial entry point path set is constructed, and a path set is established; the method comprises the steps of analyzing the distance between a path and a functional area and a fiber bundle included angle, calculating a functional interaction risk, dividing path sections and calculating the distances to a blood vessel, a ventricle and the functional area, generating obstacle field intensity and calculating a gradient difference, constructing a risk map, scoring candidate paths, and screening an optimal path to generate a puncture result. The method comprises the following steps: extracting a brain function region range and a fiber bundle direction, introducing a function sensitivity parameter, improving tiny damage identification, calculating obstacle field intensity in a path segmentation manner, forming a gradient, dynamically identifying a high-risk region, grading and screening candidate paths by integrating risk factors, performing function protection and risk reduction, and improving path planning refinement and safety.

The invention discloses an accurate regulation and control instrument for ventricular drainage, and relates to the technical field of neurosurgical medical equipment, the accurate regulation and control instrument for ventricular drainage comprises a fish-shaped clamp, the clamp is formed by connecting symmetrical arc-shaped clamping blocks through a rotating shaft, the inner wall of the clamp is provided with a fixing groove and an arc-shaped air bag I, and the air bag I is embedded with a flow sensor and is provided with semispherical anti-skid grains; the clamp is matched with an elastic plate to form fixation, a controller, an air pump and an electromagnetic valve are arranged on the side portion of the clamp, a second pressing type air bag is additionally arranged, an air path is matched with a pressure gauge, and all the components are in signal connection with the controller. During work, the first air bag is inflated to flexibly extrude the drainage tube, the flow sensor collects data in real time, and the controller is linked with the air pump and the electromagnetic valve to regulate and control the opening degree of a tube cavity in a closed loop mode so as to accurately control flow. Continuous drainage is guaranteed through double-mode air supply, operation is convenient through a convenient clamping structure, the precision is high, the device is suitable for drainage tubes of multiple specifications, the medical care load is reduced, and the clinical treatment safety and continuity are improved.

Systems and methods for high-bandwidth, minimally invasive brain-computer interfaces (BCIs) are disclosed. The BCIs are configured for deployment and operation in conjunction with a comprehensive interventional electrophysiology procedural suite. Three primary methods of minimally invasive electrode array delivery are disclosed: (1) cortical surface delivery, (2) ventricular delivery, and (3) endovascular delivery. Additionally, systems and methods for interacting with such high-bandwidth electrode arrays are discussed, including real-time imaging, signal processing, and neural decoding. Systems and methods for architectures for accelerating the underlying computational processes (such as graphics processing units or tensor processing units) are also discussed. Multiple applications of BCIs are discussed, with emphasis on restoration, rehabilitation, and augmentation of neurologic function.

The invention discloses a ventricular drainage tube with a hydrophilic coating and a packaging device of the ventricular drainage tube, and relates to the technical field of medical instruments, and the ventricular drainage tube comprises a drainage tube body which is of a hollow tubular structure; the drainage end is arranged at one end of the drainage tube body, and a plurality of drainage holes are formed in the drainage end; the connecting end is arranged at the other end of the drainage tube body, and a connector used for being connected with an external drainage device is arranged at the connecting end; the outer surface of the drainage tube body is coated with a hydrophilic coating. According to the ventricular drainage tube with the hydrophilic coating, the drainage tube body is of a hollow tubular structure, drainage liquid can enter the drainage tube body through the drainage holes in the drainage end and is drained out of a body through an external drainage device, the hydrophilic coating is arranged on the surface of the drainage tube, friction between the drainage tube and tissue is reduced, and the drainage effect is improved. Meanwhile, substance attachment is inhibited, the drainage effect is improved, and the infection risk is reduced.

The invention belongs to the field of ventricular drainage fixing frames, and particularly discloses a ventricular drainage fixing frame which comprises an anti-skid clamping fixing part, a drainage bottle fixing adjusting device and a falling warning device. According to the situation that a drainage tube is prone to falling off and danger is caused when a patient turns over, the technical effect of reminding falling off of the drainage tube is achieved in the mode that elastic sliding limiting and triggering communication are combined under the condition that the stability of an affected part is not damaged; according to the situation that the joint of the drainage tube and the affected part is prone to being bent to affect drainage, a wrapping guiding anti-bending mode is adopted, and the drainage tube is effectively prevented from being bent.

The invention discloses a ventricular drainage device, and belongs to the technical field of ventricular drainage, the ventricular drainage device comprises a drainage tube main pipeline and a pressure measuring device, the lower end of the drainage tube main pipeline is provided with a one-way valve I, the drainage tube main pipeline is internally provided with a liquid medicine injection pipeline, and the liquid medicine injection pipeline is internally provided with a one-way valve II; according to the ventricular drainage device, the drainage function, the medicine injection function and the pressure measuring function are integrated, the drainage function is achieved through the drainage tube main pipeline, the medicine injection function is achieved through the liquid medicine injection pipeline, and the pressure measuring function is achieved through the pressure measuring pipeline and the pressure measuring device; according to the multifunctional integrated design, operation risks caused by replacement of multiple instruments are reduced, the clinical operation process is simplified, the treatment efficiency and safety are improved, meanwhile, reflux of liquid medicine or cerebrospinal fluid is effectively prevented through the design of the second one-way valve and the silica gel plug in the liquid medicine injection pipeline, and the risk of intracranial infection is further reduced.

This invention provides a method and system for intelligent monitoring of ventricular drainage based on multimodal sensing. The method includes simultaneously collecting multimodal sensing data of the drainage fluid at the same monitoring point on the drainage tube; the multimodal sensing data includes optical sensing signals and capacitive sensing signals; preprocessing and feature extraction of the multimodal sensing data to obtain standardized multimodal feature vectors; fusing the feature vectors of the multimodal feature vectors and inputting them into a pre-trained multimodal intelligent analysis model, which outputs a risk assessment result of the current drainage status; and executing a corresponding graded response operation based on the risk assessment result, the graded response operation including at least triggering a local audible and visual alarm, overcoming the shortcomings of only monitoring single quantitative information such as intracranial pressure or total drainage volume, while relying on subjective visual observation for qualitative changes.

The invention belongs to the technical field of animal models, and particularly discloses a method for constructing a primary ciliary dyskinesia hydrocephalus model, which comprises the following steps: screening benzimidazole as a molding agent; performing benzimidazole solution administration on the experimental animals, and setting a blank control group; carrying out experimental verification through pathological morphology and behavioral methods; the ventricle of the experimental animal is obviously enlarged, the athletic ability is obviously reduced, and if the condition is met, the primary ciliary dyskinesia hydrocephalus model is successfully constructed. According to the new method for constructing the primary ciliary dyskinesia hydrocephalus model, the constructed hydrocephalus model is good in stability and repeatability, objective, simple and high in operability, and other possible interference factors are reduced; and a necessary experimental basis is provided for research on the mechanism of hydrocephalus caused by primary ciliary dyskinesia and development of treatment means.

A flush assembly for an external ventricular drain (EVD) system, comprising a collapsible upper body and a base, the flush assembly being connected to the EVD via a connector adjacent to the lower end of the flush assembly, and a connecting tube surrounding the connector, the connector crossing the collapsible upper body and / or the base crossing the connector, the flush assembly storing fluid in an internal fluid reservoir, and when the flush assembly is activated, the collapsible upper body pushes the fluid from the internal fluid reservoir to the flushing site to perform flushing of the EVD.

An artificial intelligence (Al) engine is trained on a plurality of annotated magnetic resonance (MR) images of a patient's brain. A plurality of MR images of a patient's head is provided. For each MR image in the plurality of provided MR images, the Al engine detects a plurality of edges of the brain and determine a biparietal diameter (BP) value, detects a plurality of frontal horn edges, and detects a plurality of occipital horn edges. A correction module determines that at least one detected edge is associated with a non -ventricular body and updates the edge to correspond to the applicable horn. The Al engine determines a frontal horn diameter (F) value, and a occipital horn diameter (O) value. An indication module provides an indication on abnormal dilation of the patient's brain ventricles based on a maximum F value, a maximum O value, and the maximum BP value.

The invention belongs to the technical field of medical instruments, and particularly discloses an intracranial pressure monitoring and external ventricular automatic drainage regulation and control device which comprises a sensing module, a lifting module and a control module. The sensing module comprises a pressure sensor and a blood pressure monitor, the pressure sensor is used for monitoring intracranial pressure data, and the blood pressure monitor is used for monitoring blood pressure data; the lifting module is provided with a mounting part, the mounting part is used for mounting a drainage bottle, and the drainage bottle is connected with the brain of a patient through a catheter; the control module is used for periodically executing the following operations: performing statistical analysis based on the intracranial pressure data and the blood pressure data to obtain multiple statistical values; and regulating and controlling the height of the mounting piece in the lifting module based on the plurality of statistical values. According to the device, monitoring data are obtained through the pressure sensor and the blood pressure monitor, statistical analysis and regulation are conducted through the control module, the state of a patient can be obtained in time, automatic regulation is conducted when the intracranial pressure of the patient is too low or too high, and the height of the drainage bottle is efficiently regulated.

The present invention relates to a female neuroendoscope sleeve assembly for deep ventricles, comprising a primary sleeve, a primary sleeve core, a secondary sleeve, and a secondary sleeve core. The primary sleeve and the secondary sleeve can be nested with each other to construct a primary channel, and the secondary sleeve and the secondary sleeve core can be nested with each other and inserted into the primary sleeve to construct a secondary channel. Through the orderly coordination of the various components in the assembly, the replacement between a primary sleeve with a larger diameter and a shorter tube length for shallow brain tissue surgery and a secondary sleeve with a smaller diameter and a longer tube length for deep brain tissue surgery can be completed through coaxial exchange technology. The use of a thinner, more mobile, less brain-damaging, and more accurately positioned secondary sub-tube to enter deep tissue or ventricles is very beneficial to the protection of deep brain functional nuclei and numerous thin-walled arteries and veins in the ventricular wall, reducing surgical side effects, lowering surgical risks, and improving the patient's neurological function prognosis.

The invention discloses an intelligent ventricular drainage tube linkage clamping and closing device. The device comprises a respirator signal acquisition module which is responsible for acquiring sputum suction start-stop signals, filtering, reducing noise and eliminating interference; the clamping execution module is electrically connected with the acquisition module and is used for receiving an instruction to execute clamping and opening actions of the drainage tube; the linkage control module is respectively connected with the acquisition module and the breathing machine, and ensures that clamping is completed before sputum suction or at the same time through data interaction synchronization signals; the user interaction and safety module integrates manual control, state indication and power-off emergency components and can manually control the flow rate of the drainage tube; and the alarm module is connected with the acquisition and execution module, and generates an alarm signal when the system fails, the signal is abnormal or the clamping is abnormal. By means of multi-module linkage, accurate synchronization of sputum suction operation and drainage tube clamping / opening is achieved, intracranial pressure is stabilized, the dual control function, the graded alarm function and the fault self-diagnosis function are combined, clinical operation safety and convenience are improved, and various diagnosis and treatment requirements are met.

This invention discloses a method for constructing an early prediction model of hydrocephalus secondary to intraventricular tumors based on the dynamic changes of inflammatory factors after surgery, belonging to the field of medical data processing and model construction. The method includes: acquiring the concentration values ​​of inflammatory factors and the hydrocephalus outcome of biological samples at multiple postoperative time points; calculating quantitative characteristic parameters characterizing the dynamic evolution of the inflammatory response, such as the dynamic change rate, cumulative load, and acceleration, based on the concentration values; and training a deep learning model using the quantitative characteristic parameters and clinical baseline data as input features, with the hydrocephalus outcome as the label. This invention achieves early quantitative warning of hydrocephalus risk, significantly improving the accuracy, sensitivity, and specificity of prediction. It solves the technical problem of existing technologies relying on post-operative monitoring methods such as imaging and lacking early biochemical warning capabilities.

The invention discloses a neural network-based hydrocephalus imaging feature detection method, electronic equipment and a storage medium, and the method comprises the steps: collecting and marking the brain image data of a normal pressure hydrocephalus patient, and carrying out the preprocessing; segmenting a ventricle region in the thick-layer brain image data by using a neural network to generate a binary image sequence; training a neural network model for interpolation through thin-layer brain image data, and continuously adjusting parameters until the parameters are optimal; inputting the binary segmentation result of the thick-layer image and the original thick-layer image into a trained interpolation network, and outputting a binary segmentation image after interpolation processing; and counting the voxel number of the ventricle part in the binary segmentation image after interpolation, and calculating the actual volume of the ventricle lumen by combining image scanning interval information. According to the method, the error generated when the ventricular volume is calculated through image segmentation when the scanning interval is too large is reduced so as to obtain accurate ventricular volume data, and therefore the computer-aided diagnosis process of hydrocephalus is optimized.

1. The name of this design product: Multifunctional medical measuring ruler. 2. Purpose of this product design: used to measure skin pressure ulcers, ventricular drainage tube height, intra-abdominal pressure monitoring, and joint movement angle. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

Systems and methods for high-bandwidth, minimally invasive brain-computer interfaces (BCIs) are disclosed. The BCIs are configured for deployment and operation in conjunction with a comprehensive interventional electrophysiology procedural suite. Three primary methods of minimally invasive electrode array delivery are disclosed: (1) cortical surface delivery, (2) ventricular delivery, and (3) endovascular delivery. Additionally, systems and methods for interacting with such high-bandwidth electrode arrays are discussed, including real-time imaging, signal processing, and neural decoding. Systems and methods for architectures for accelerating the underlying computational processes (such as graphics processing units or tensor processing units) are also discussed. Multiple applications of BCIs are discussed, with emphasis on restoration, rehabilitation, and augmentation of neurologic function.

The invention provides an injection regulation and control system, method and equipment based on brain planar graph mapping, and relates to the technical field of injection regulation and control. The system comprises a needle inserting position monitoring module, an injection pre-regulation and control module and an injection emergency regulation and control module. The needle insertion position of the injection needle is obtained through the deployed needle insertion position detection tool, then injection presetting is carried out according to the predicted needle insertion position, the electroencephalogram of the injection object is obtained in real time, and when the electroencephalogram of the injection object predicts the neural reaction, the injection object is subjected to neural reaction prediction. If yes, the predicted needle inserting position is matched with the actual needle inserting position to obtain a needle inserting position matching result, and corresponding injection regulation and control are conducted according to the needle inserting position matching result, so that the effect of improving the timeliness of ventricular injection regulation and control of the injection object is achieved. The problem that in the prior art, when the needle inserting position of an injection object deviates, ventricular injection regulation and control response is not timely is solved.

The present application relates to the field of medical device technology, and in particular to a perfusion and drainage system and control method. The system includes: a perfusion unit, a drainage unit, an interactive control unit, and a drainage tube; the interactive control unit is used to obtain intracranial pressure parameters and drainage volume parameters of the patient's ventricles, dynamically determine the current perfusion and drainage mode based on the intracranial pressure parameters and drainage volume parameters, and generate control instructions corresponding to the current perfusion and drainage mode. The current perfusion and drainage mode is one of the normal perfusion and drainage mode, the dredging mode, and the drainage mode. The dredging mode is used to remove the blockage of the drainage tube; the drainage tube is used to connect the perfusion unit and the drainage unit to the patient's ventricles respectively; the perfusion unit and the drainage unit are used to receive the control instructions sent by the interactive control unit, and perfuse and / or drain the patient's ventricles according to the control instructions. The present application simplifies the perfusion and drainage control process and improves treatment efficiency.

The invention relates to an in-utero ventriculoamniotic shunting device that includes a composite shunt tube composed of polymer material, e.g., silicone-based material, and metallic wire, having a bend or curve formed in the length of the shunt tube, with one or more anchors composed of super-elastic wire or mesh, e.g., shape memory alloy wire or mesh structures, attached to the shunt tube, and a one-way passive valve composed of a thin polymer membrane. The anchors are effective to prevent migration and dislodgement of the shunting device following its deployment, and the valve is effective to prevent the backflow of amniotic fluid.

Systems and methods for high-bandwidth, minimally invasive brain-computer interfaces (BCIs) are disclosed. The BCIs are configured for deployment and operation in conjunction with a comprehensive interventional electrophysiology procedural suite. Three primary methods of minimally invasive electrode array delivery are disclosed: (1) cortical surface delivery, (2) ventricular delivery, and (3) endovascular delivery. Additionally, systems and methods for interacting with such high-bandwidth electrode arrays are discussed, including real-time imaging, signal processing, and neural decoding. Systems and methods for architectures for accelerating the underlying computational processes (such as graphics processing units or tensor processing units) are also discussed. Multiple applications of BCIs are discussed, with emphasis on restoration, rehabilitation, and augmentation of neurologic function.