968results about "Radiation therapy" patented technology

The invention discloses a hidden multi-mode brain state real-time monitoring and closed-loop intervention system, and relates to the technical field of intelligent wearable equipment. The system comprises a cap body, and further comprises a multi-point electrode array used for collecting EEG (electroencephalogram) signals, EOG (eye movement) signals and EMG (electromyography) signals of a human body; the brain blood oxygen monitoring module is used for monitoring brain blood oxygen saturation; the signal receiving and processing module is used for preprocessing and analyzing data acquired by the multi-point electrode array and the brain blood oxygen monitoring module; the multi-mode stimulation module is used for implementing sensory and nerve stimulation on the user according to a judgment result of the state judgment module so as to intervene in a drowsiness or attention decline state; and the power supply module and the communication unit are used for providing a working power supply for the modules needing power supply in the system and carrying out data communication with external terminal equipment. The system can monitor the waking degree of the user with high precision and carry out closed-loop feedback intervention by various stimulation means.

An automated clinical decision support method for treatment re-planning that enhances a CBCT scan using information from an initial CT scan of the patient to create a synthetic CT scan; adapts contours of organ(s) and tumour(s) from the initial CT scan to align with the synthetic CT scan; and calculates a delivered radiation dose from the synthetic CT scan; compares these against an original treatment plan to detect deviations exceeding preset thresholds, and triggers alerts with assigned priority levels for a re-plan decision.

Disclosed in the present invention are a scanning box device and an electron accelerator, the electron accelerator comprising an accelerating tube and a deflection coil; the scanning box device comprising a scanning chamber and a scanning box, wherein the scanning chamber is sealingly connected to the scanning box; the scanning chamber is arranged above the scanning box; the accelerating tube is arranged above the scanning chamber; the deflection coil is arranged on the outer side of the scanning chamber; and the scanning chamber is made of a non-metallic material. The present invention can prevent the generation of eddy currents in the scanning box, thus reducing the problems of energy loss and heat generation, improving the performance and stability of the apparatus.

A device 100 for developing the concentration, the device 100 comprising: an optical sensor unit, the optical sensor unit comprising a plurality of one or more lenses 201, 202 capable of holding sensitive elements, the plurality of sensitive elements being configured to detect a user-provided biological signal in at least three operating modes; three switches for switching between the plurality of operating modes; a plurality of illumination units configured to indicate each of the plurality of operating modes by emitting a predetermined light signal; a processing unit for processing information using artificial intelligence.

A neurostimulation system may include an implantable neurostimulator. An implantable neurostimulator may include a first sensor configured to sense internal data relating to a symptom of a neurological movement disorder of a patient. An implantable neurostimulator may include an internal stimulator configured to provide an internal stimulation output to an internal target area of a patient. An implantable neurostimulator may include a first wireless communication device configured to communicate internal data with a network. A neurostimulation system may include a wearable neurostimulator. A wearable neurostimulator may include a second sensor configured to sense external data of a patient. A wearable neurostimulator may include an external stimulator configured to provide an external stimulation output to an external target area of a patient. A wearable neurostimulator may include a second wireless communication device configured to communicate external data with a network and receive internal data from the network.

The invention provides a compact synchrotron vacuum system and a design method, and relates to the technical field of particle acceleration. The vacuum system comprises a first vacuum unit and a second vacuum unit, the first vacuum unit comprises at least two first beam deflection vacuum tubes, and the adjacent first beam deflection vacuum tubes are connected through a first beam regulation and control vacuum tube; the second vacuum unit comprises at least two second beam deflection vacuum tubes, and the adjacent second beam deflection vacuum tubes are connected through a second beam regulation and control vacuum tube; a second beam deflection vacuum tube at one end of the second vacuum unit is connected with a first beam regulation vacuum tube at the first end of the first vacuum unit, and a second beam deflection vacuum tube at the other end of the second vacuum unit is connected with a first beam regulation vacuum tube at the second end of the first vacuum unit; and a beam diagnosis element is arranged in the first beam regulation and control vacuum tube of the first vacuum unit, so that the perimeter of the vacuum system can be shortened, and the popularization difficulty of the medical accelerator treatment device in small and medium-sized medical institutions is reduced.

A vagus nerve stimulation system for stimulating a vagus nerve in a biological subject, the system including a clip configured to be attached to a tragus of the subject, the clip including opposing arms configured so that a distal end of the arms are biased towards each other and electrodes positioned proximate a distal end of the arms on opposing faces so that the electrodes are urged into engagement with opposing faces of the tragus and a signal generator electrically connected to the electrodes, the signal generator being configured to generate at least one therapy signal that is applied to the vagus nerve within the tragus via the electrodes, to thereby modulate the vagus nerve.

Systems and methods are disclosed for analyzing data from oncology treatments such as immune checkpoint inhibitor or radiotherapy therapies, including predicting adverse events of the oncology therapies, predicting objective response of the oncology therapies, predicting symptoms from the oncology therapies, and use of such predictions by technological implementations to achieve improved system and medical outcomes. An example technique for generating a predicted treatment outcome includes: receiving patient data for a human subject, which provides patient-reported outcomes collected from the human subject relating to a particular oncology treatment; processing the patient data with a trained artificial intelligence (AI) prediction model, which receives the patient data as input and produces a prediction of a treatment outcome as output; and outputting data to modify a treatment workflow of an oncology treatment for the human subject, based on the prediction of the treatment outcome.

The invention belongs to the technical field of medical health care equipment, and particularly provides a treatment control method of an intelligent self-adaptive wave conduction health care instrument, which comprises the following steps of: acquiring a physiological state signal of a user in real time, and generating an abnormal trigger instruction when the physiological state signal is detected to deviate from a preset health threshold range; inputting physiological index data corresponding to the abnormal trigger instruction into a dynamic adjustment model, wherein the dynamic adjustment model generates a treatment scheme based on a mapping relation between physiological indexes and wave conduction parameters; generating a driving control signal according to the treatment scheme, wherein the driving control signal is used for adjusting a particle resonance wave output device in the wave conduction health care instrument; and outputting a target particle resonance wave through a particle resonance wave output device according to the resonance frequency and the amplitude corresponding to the driving control signal, and continuously driving the action duration corresponding to the control signal. By collecting the physiological state signal of the user in real time and dynamically comparing the physiological state signal with the preset health threshold value, accurate anomaly detection and immediate intervention are achieved, and the limitation of fixed parameter output of traditional equipment is broken through.

A counterbalanced imaging device is provided and includes an imaging source and an imaging detector. The counterbalanced imaging device also includes a gantry ring that physically supports the imaging source and the imaging detector. The gantry ring also enables the imaging source and the imaging detector to simultaneously rotate about a center of rotation. The gantry ring may also comprise a detachable segment having one or more counterbalance measures contained therein to align a center of gravity of the gantry ring with the center of rotation when the detachable segment is mounted onto the gantry ring.

The invention relates to the technical field of medical robots, in particular to a laser treatment auxiliary robot and an auxiliary method thereof, and the method comprises the following steps: scanning a motion area, and obtaining obstacle detection records by calculating point cloud density, boundary form and curvature change parameters and identifying obstacles in the motion area. According to the method, through multi-layer point cloud scanning, the recognition precision of the mechanical arm on the obstacles in the movement area is optimized, the space sensing capacity is improved, the real-time data of the joint torque sensor are combined, the accuracy of collision risk assessment is enhanced, the speed and torque are dynamically adjusted, and the movement safety and stability are improved; according to the method, treatment starting coordinates are extracted by adopting tissue deformation in unit time, a surface curvature change value and a boundary shortest distance, the matching degree of a treatment area is improved, laser treatment is more accurate, a motion path is optimized by combining a surface geometrical shape and real-time operation feedback, trajectory mutation is reduced, and safety and consistency of a treatment process are improved.

The high-frequency power calibration system comprises an illuminometer module, a voltage regulator module, a standard load module, a high-frequency source placement frame, a high-frequency current acquisition module, a control system and a computer, and all the modules are connected through signals to form the complete calibration system. The calibration method comprises the steps of load impedance standard power data acquisition, high-frequency power data acquisition, high-frequency power precision verification and high-frequency source module numbering and calibration data configuration. According to load impedance standard power data acquisition, different power frequency voltages are set, power frequency power and illuminometer data are acquired, and a relation function between the power frequency power and the illuminometer data is established; in high-frequency power data acquisition, different DA voltages are set, illuminometer data are acquired, and a relation function is established; the high-frequency power precision verification verifies the power precision by fitting the function relationship; and finally, the calibration data and the high-frequency source module number are correspondingly stored. The problem that the power calibration precision of the in-vitro high-frequency thermal therapy machine is insufficient is solved.

The invention provides a terahertz intelligent energy cabin, and relates to the technical field of health maintenance equipment. The energy cabin comprises a cabin body, and a plurality of functional modules in the cabin, such as a massage assembly, a terahertz wave emitter, a quantum biological resonance assembly, a gyromagnetic recuperation assembly, a negative oxygen ion generation assembly, a biological brain wave monitoring assembly, a sound therapy system, a micro-pressure oxygen supply assembly and the like. All the modules are electrically connected with the intelligent control module, the intelligent control module integrates a multi-mode fusion intelligent evaluation model and a self-adaptive closed-loop regulation and control model, multi-source data can be processed, parameters of all assemblies can be dynamically adjusted, and cooperative operation of the system is guaranteed. According to the invention, the multi-functional module is integrated, cooperative operation and dynamic regulation and control are realized through the intelligent control module, multi-dimensional, personalized and intelligent comprehensive recuperation can be realized, and the modern health management requirements are met.

The invention discloses nuclear drug injection automatic drug delivery equipment which comprises a drug delivery equipment body and an accurate drug delivery system. The precise dosing system specifically comprises a liquid medicine processing module, a liquid medicine feeding module and a liquid medicine feeding module, wherein the liquid medicine processing module is responsible for full-flow control of extraction, dilution, compensation and injection of liquid medicine; the sensor and detection module is used for collecting the physical property parameters, the flow state and the in-vivo and in-vitro radioactive dose of the liquid medicine in real time; the data processing and control module is used for dynamically calculating the compensation amount, predicting the residual amount and executing safety control; the safety and exception handling module is used for monitoring exceptions in real time and triggering safety braking; the data storage and communication module is used for storing operation data and supporting remote supervision; and the user interface and monitoring module is used for providing operation interaction and real-time state display. According to the invention, through the core technologies of dynamic concentration compensation, tube wall residue prediction, bimodal monitoring, block chain evidence storage and the like, a set of nuclear drug injection administration system with full-process automation, high precision and high safety is constructed.

An apparatus, includes: a first raw material supply unit 110 including a filter housing 111, a supply fan 112, a flow regulator 113, an electronic valve 114, and an air supply line 115, wherein the supply fan 112 is operated to suck in external air, in the process, the HEPA filter (not shown) mounted inside the filter housing 112 filters fine dust and adjusts the air supply flow rate from the flow regulator 113 to the appropriate flow rate and supplies through the supply line 115 to the ion generator 200; a second raw material supply unit 120 including a pressure regulator 122, a flow regulator 123, an electronic valve 124, and an air supply line 125.

There is provided a method of reconstruction of a target brain structure(s), comprising: reconstructing at least a part of a brain comprising boundaries of brain structures that include the target brain structure(s), wherein the reconstruction is insufficient for parceling of the target brain structure(s) into sub-structures of a same type of gray or white matter, reconstructing and parceling the target brain structure(s) using a reference atlas, segmenting and parceling at least one originating brain structure using the reference atlas, filtering white matter fibers to isolate at least one target white matter tract connecting the originating brain structure(s) and the target brain structure(s), and creating a 3D reconstruction of the target brain structure(s) and the target white matter tract(s), wherein the target white matter tract(s) and the target brain structure(s) are transformed and / or mapped to an anatomical native space.

Localized heating can be provided using fixed-frequency planar transmission line resonators arranged along a main-line, and tuning an electromagnetic input signal frequency applied to the main line to selectively address and energize one or more planar resonators for also addressing and energizing one or more correspondingly located active substrate transducer heat sources for depositing heat in an adjacent active substrate. More generally, adjusting input signal frequency to select one or more planar resonators arranged along a main line can be used to selectively address and energize an electromagnetic-to-heat, an electromagnetic-to-vibration, or other transducer to controllably direct energy toward a desired transducer load.

The invention relates to the technical field of cyclotrons, in particular to a medical cyclotron beam current intensity control method, which comprises the following steps: acquiring various beam current control parameter data of a medical cyclotron at each acquisition moment in real time; determining a stable deviation value of state response between any two kinds of beam control parameter data, and further determining a confidence difference value of various kinds of beam control parameter data; obtaining each time interval; determining response difference values of the various beam control parameter data in each time interval based on the confidence difference values and differences of discrete degrees between the various beam control parameter data in each time interval and all other beam control parameter data; and determining a deviation response value of the beam current intensity data at the current moment, and adjusting a feedback signal value at the current moment so as to control the beam current intensity in the medical cyclotron. The invention aims to improve the control precision of the beam current intensity of the medical cyclotron.

Some embodiments are directed to a skin treatment system that contains a laser generating device. A hydrogel patch may include a region, at a first side of the hydrogel patch, to be in contact with a person's skin. The region may contain an adsorbing medium (e.g., carbon black or any other substance that would have a similar effect) that, when receiving a laser beam from the laser generating device, results in Extracorporeal Shock Wave Therapy (“ESWT”) being applied to the person's skin to treat a dermatologic condition such as an epidermal or dermal tissue structure irregularity, cellulite, a stretch mark, a scar, scar-tissue, a hypertrophic scar, an acne scar, etc.

Systems and methods for informing and evaluating neuromodulation therapy are disclosed herein. A system configured in accordance with embodiments of the present technology can include, for example, a guidewire having a proximal portion, a distal portion configured to be positioned at a target site in a blood vessel of a human patient, and a sensing element positioned along the distal portion. The sensing element can be a pressure sensing element, a flow sensing element, an impedance sensing element, and / or a temperature sensing element. The system can also include a controller configured to obtain one or more measurements related to a physiological parameter of the patient via the sensing element. Based on the measurements, the controller can determine the physiological parameter and compare the parameter to a predetermined threshold. Based on the comparison, the controller and / or an operator can evaluate the likelihood that the patient would benefit from neuromodulation therapy.

A positioning apparatus for adjusting a posture of a patient for an imaging and / or interventional and / or therapeutic examination of the patient is provided. The apparatus comprises a patient support device, an interface unit, and a computing unit. The patient support device is adjustable such that one or more body segments of the patient may be arranged and / or fixed in a predetermined posture. The interface unit is configured to provide examination information indicative of an examination to be performed at the patient. The computing unit is configured to receive the examination information via the interface unit. The computing unit is further configured to determine, based on the examining information, a posture of one or more body segments of the patient for the examination. The computing unit is configured to generate one or more control signals, the one or more control signals being suited to control the patient support device such that the patient support device is adjusted such that the one or more body segments of the patient are arranged and / or fixed in the determined posture. The computing unit is further configured to provide the control signals to the patient support device, preferably via the interface unit.

The invention discloses a leg rehabilitation exercise device convenient for household use, and relates to the technical field of medical instruments, the leg rehabilitation exercise device comprises a rehabilitation chair, one side of the rehabilitation chair is provided with a rehabilitation training assembly, one side of the rehabilitation chair is provided with a control panel, and the rehabilitation training assembly comprises a thigh support, a shank support and a foot support. The number of the thigh supports, the number of the shank supports and the number of the foot supports are all two, the rehabilitation training assembly further comprises an automatic training unit and an autonomous training unit, through the dual-mode arrangement of the whole leg rehabilitation training device, the full-stage requirements of family rehabilitation of patients can be met, and in the initial-stage automatic training mode, the rehabilitation training efficiency is improved. Patients are passively trained at home by means of the hydraulic rod, the medical risk and operation errors are avoided, the autonomous training mode is switched in the later period, the patients can autonomously control the training intensity and recover the muscle and joint functions, continuous and flexible transition of family rehabilitation is achieved through the dual modes, dependence on professional sites and personnel is reduced, and the family rehabilitation efficiency and convenience are improved.

The present disclosure provides a system for patient monitoring. The system may cause a medical device to perform a treatment or a scan on a patient who remains in a breath-hold status. During the treatment or the scan of the patient, the system may acquire one or more parameter values relating to one or more status parameters that reflect the breath-hold status of the patient using a monitoring device. The system may also predict a breaking point of the breath-hold status based on the one or more parameter value. The system may further adjust the treatment or the scan based on the breaking point of the breath-hold status.

The current procedure for injecting radioactive liquids into the human or animal body involves complex manual or automated procedures that involve the risk of errors, over- or under-dosing, and require personal protective measures for clinical staff during the preparation of the infusion / injection and the actual infusion / injection. To address these challenges, a novel infusion / injection system is proposed that delivers the radioactive liquid from a radioactively shielded container to the application site. This container is connected to a dedicated patient line for fluid transfer, and the user can control the delivery of the dose via a remote interface. This approach simplifies the process, reduces the risk of errors, reduces radiation exposure to personnel, and enables easy selection and automatic calculation of the required dose volume based on manually or automatically entered dose and time information.

The utility model relates to the technical field of medical instruments, in particular to a laser ear therapy instrument which comprises a laser ear therapy instrument body, a butt joint, a holding rod, a plug, a wire, an earphone body, a locking mechanism and a limiting mechanism, the butt joint is arranged on one side of the laser ear therapy instrument body, the holding rod is connected to the butt joint, the plug is fixed to one end of the holding rod, and the wire is connected to the earphone body. The other end of the holding rod is connected with a wire, the end, away from the holding rod, of the wire is provided with an earphone body, the plug is connected with the butt joint in an inserted mode, then the laser ear therapy instrument body can treat the ear canal through the earphone body, and when the laser ear therapy instrument is used, through arrangement of the locking mechanism, the clamping jaw can be clamped to one side of the chuck; according to the utility model, the plug is inserted into the butt joint, so that a locking structure is formed to firmly lock the plug in the butt joint, thereby effectively preventing the plug from sliding in the butt joint due to pulling of external force in the use process, causing poor contact and interruption of treatment, and being simple and efficient.

The invention relates to a calcium homeostasis disruptor in combination with a selective Death Receptor 5 (DR5) agonist for use in a method of treating a patient suffering from a tumour. The invention further relates to a pharmaceutical composition, comprising a calcium homeostasis disruptor in combination with a selective Death Receptor 5 (DR5) agonist and, optionally, an inducer of senescence. The invention further relates to methods of treating a patient having a tumour, and to a calcium homeostasis disruptor in combination with a selective DR5 agonist, for use in a method of selectively killing senescent cells, including senescent cancer cells.

The invention discloses a PET-CT (positron emission tomography-computed tomography) radiopharmaceutical closed automatic dispensing and dosing machine which comprises a machine base and an injection bin fixedly mounted on the machine base, an air cylinder mechanism is fixedly mounted at the top of the back of the injection bin, and a closed box is fixedly mounted on one side of the injection bin. And a transmission mechanism pushed by the air cylinder mechanism is installed in the closed box in a sliding mode, a mechanical clamping mechanism is installed at the bottom of the transmission mechanism in a transmission mode, and an arm support is fixedly installed at the position, located at the placing opening, in the injection bin. According to the invention, the mechanical clamping mechanism repeatedly acts to clamp the disposable syringe, the problem of more pipeline consumables is solved by directly adopting the mechanical clamping mechanism to extract liquid medicine at a fixed point and inject the liquid medicine at a fixed point, meanwhile, the flowing time of the stock solution in the pipeline is also reduced, the disposable syringe directly injects the stock solution into the heparin cap, and the operation is simple and convenient. And the accuracy of the nuclide value is ensured to the greatest extent.

The utility model relates to the field of injection devices, in particular to a radiopharmaceutical injection device. The device comprises an injector a, an injector b, a three-way plug valve, an extension tube, a balloon, a control switch and a suction nozzle, the three-way plug valve is provided with an input end A, an input end B and an output end C; the liquid outlet end of the injector a is communicated with the input end B of the three-way plug valve; the liquid outlet end of the injector b is communicated with the input end A of the three-way plug valve; one end of the extension tube is communicated with the output end C of the three-way plug valve, the other end of the extension tube is communicated with the suction nozzle, the extension tube is communicated with the balloon, and the control switch is arranged between the balloon and the suction nozzle and controls on-off of the extension tube. According to the utility model, the iodine 131 medicine is firstly injected into the saccule, after a patient drinks up, saline water is injected into the saccule, and after the patient drinks up the saline water after tube washing, closed administration is realized, the medicine is prevented from being exposed and volatilized in the air, the medicine leakage is reduced, and the risk of radiation leakage is reduced.

Systems and methods are disclosed for predicting a resistance index associated with a tumor and surrounding tissue, comprising receiving one or more digital images of a pathology specimen, receiving additional information about a patient and / or a disease associated with the pathology specimen, determining at least one target region of the one or more digital images for analysis and removing a non-relevant region of the one or more digital images, applying a machine learning system to the one or more digital images to determine a resistance index for the target region of the one or more digital images, the machine learning system having been trained using a plurality of training images to predict the resistance index for the target region using a plurality of images of pathology specimens, and outputting the resistance index corresponding to the target region.

The utility model relates to the technical field of laser probe fixing, and discloses a laser probe fixing device for oral disease treatment, which comprises a fixing seat, the surface of the fixing seat is rotatably connected with a telescopic main rod through a damping rotating shaft, and a telescopic auxiliary rod is inserted into the telescopic main rod. First threaded holes are formed in the surface of the telescopic main rod and the surface of the telescopic auxiliary rod correspondingly, and first fixing bolts are in threaded connection with the interiors of the first threaded holes. According to the laser probe fixing device for oral disease treatment, through cooperative arrangement of a first damping bearing, a first damping rotating block, a first adjusting rod, a second damping bearing, a second damping rotating block and a second adjusting rod, the direction of a laser probe can be adjusted through the first damping bearing and the second damping bearing during use; and the angle of the laser probe is adjusted through the first damping rotating block and the second damping rotating block, so that the effect of adjusting the direction and the angle of the laser probe is achieved.