268results about "Pleximeters" patented technology

A system for delivering drugs or other molecules to the brain comprises an ultrasound imaging transducer configured to image structures such as the circle of Willis within a patient's head by way of a low attenuation acoustic window. The system includes a processor configured to register the ultrasound images to previously obtained images which also include the structures. The system includes ultrasound transducer elements operable to deliver ultrasound energy to a target region to cause the blood brain barrier to open. The system may include a drug delivery system that may be operated to deliver a drug to the patient in coordination with opening the blood brain barrier. Coordinates of the target region relative to the ultrasound imaging transducer are determined using registration information.

Systems, methods, and devices include a neurological function assessment system involving a first assessment tool (e.g., hammer) with one or more first sensors. The system includes a second assessment tool being a wearable device operable to wrap around a body part of a subject. One or more second sensors are disposed on the wearable device operable to sense a target area at the body part. The system collects first sensor data, from the first assessment tool, corresponding to an assessment event at the first assessment tool; and collects second sensor data, from the second assessment tool, corresponding to the assessment event. Additionally, the system presents, at a display, an indication of an objective neurological assessment parameter value calculated based on the first sensor data and the second sensor data. An objective neurological assessment parameter value can be calculated based on the first sensor data and / or the second sensor data.

Systems, methods, and devices include a platform with a transparent material which defines a first measurement surface. Light surfaces are positioned to provide light into the transparent material and cause a Frustrated Total Internal Reflection (FTIR) event responsive to contact at the first measurement surface. The system also includes one or more wearable devices having a base material operable to cover a portion of a human body. An inner surface of the base material defines a second measurement surface. Furthermore, one or more sensors disposed on the base material are operable to collect data at the second measurement surface. Additionally, the health parameter monitoring system presents at the display, such as a virtual reality (VR) headset, locomotion regimen information. The system collects first health parameter data from the first measurement surface based on the FTIR event; and / or second health parameter data from the second measurement surface.

The invention relates to the technical field of clinical diagnosis, and discloses a neurology clinical diagnosis device which comprises a hammer handle and a main hammer body at one end of the hammer handle and further comprises a moving-out through opening formed in the bottom of the main hammer body and a hammer head replacement part arranged in the main hammer body. And the pain diagnosis component is arranged at the top of the main hammer body. According to the clinical diagnosis device for the neurology department, four sets of rubber hammering heads of different models are arranged on a replacement disc, when diagnosis operation is carried out, a rotating disc can be rotated to rotate the corresponding rubber hammering heads according to diagnosis requirements, so that a doctor can adjust the stimulation intensity according to the specific conditions of a patient, and the diagnosis efficiency is improved. Therefore, the reflex activity of the patient can be evaluated more accurately, a doctor can know the nervous system condition of the patient more comprehensively, and a more reliable basis is provided for diagnosis.

A system includes a first device having a handle, a head coupled to the handle, a bumper supported by a first end of the head and adapted to be used to strike a patient tendon, a force sensor coupled to the bumper and adapted to generate force data in response to force encountered by the bumper and to generate force data, a first accelerometer coupled to generate head acceleration data in response to movement of the head, and first circuitry to capture the force data and acceleration data. The system may further include second device having a housing adapted to be coupled to the patient limb, a second accelerometer supported by the housing to generate limb acceleration data, and second circuitry to capture the acceleration data.

A hand-held reflex hammer made up of an elastic head with a mass dense distal portion used in the assessment, diagnosis, or other functions with a person, animal, or other living thing. A method of balancing the weight of the reflex hammer and elasticity of the head with the utility of the device to elicit deep tendon reflex responses upon percussion, impulse, or force applied against a tendon or muscle. A dense material is positioned in or outside the shaft of the device, thereby freeing the head to consist of an elastic material while maintaining the normal functional characteristics of a reflex hammer such as modulating the mechanical advantage of the hammer while enabling modulation of the percussion, impulse, or force exerted onto the target area. The reflex hammer may be swung or otherwise accelerated before impacting the target, transferring the momentum of the device onto the target while minimizing risk of pain, injury, or harm towards the recipient or user of the device. This device may be used for medical, veterinary, chiropractic, naturopathic, or other purposes. The shape of the reflex hammer head may be designed in different shapes, including animals, cars, planes, plants, weapons, living things, objects, real, virtual, or imagined.

The present invention discloses a percussion examination device for clinical neurology, which belongs to the technical field of percussion examination, and comprises a cylinder, a percussion rod movably arranged on the cylinder, and a hammer head fixed at one end of the percussion rod, wherein the hammer head is a hollow structure, and the hammer head consists of a cylindrical end and a semicircular end, a handle is fixed on the cylinder, and the handle is a rectangular hollow structure, a first pipe is connected to one side wall of the handle, a second pipe is movably arranged in the first pipe, and one end of the second pipe away from the first pipe is connected to the semicircular end of the hammer head, and a weight solution is arranged in the hammer head; a blocking mechanism is arranged on the handle, which is used for blocking the connection between the first pipe and the handle; the present invention can change the weight of the hammer head according to the different parts of the patient to be examined, and effectively examine organs in different parts, and is convenient to use and simple to operate.

The utility model discloses a perception examination mechanism for neurology, which relates to the technical field of examination equipment, and comprises a shell, a sliding chute is arranged on one side of the shell, an adjusting structure is arranged on the upper part in the shell, a perception examination structure is arranged on the lower part of the shell, and the sliding chute is arranged in the sliding chute. A connecting assembly is installed between the adjusting structure and the perception checking structure. The percussion hammer and the examination needle can be used for examining a patient by replacing the perception examination assembly, when the percussion hammer is used, after one end of the hammer body is attached to the skin of the patient, the rotary table is rotated, the hammer body is lifted to different heights through the cooperation of the sliding plate and the rectangular plate, after the hook plate is pulled, the percussion hammer hammers the patient, and the higher the sliding plate is lifted, the higher the percussion hammer is. The larger the knocking force of the percussion hammer is, the higher the percussion force of the percussion hammer is, the rising height of the percussion hammer each time can be recorded through the scale marks, so that the perceptual condition of a patient is recorded, and when the tactile needle is replaced, the insertion depth of the tactile needle is recorded according to the scale marks, and meanwhile the perceptual reaction of the patient when the tactile needle is inserted into different depths is recorded.

The invention relates to a medical testing apparatus comprising a body part (1) and a handle part (2) connected together. The body part (1) forms a reflex hammer (3) having an impact surface. The medical testing apparatus further comprises a medical testing instrument (4, 5) which is electrically operable for medical testing; a control unit (6) in electrical communication with a power source and with the medical testing instrument (4, 5); and a motion sensor provided in connection with said control unit (6) forming a switch to the medical testing instrument (4, 5) such that the motion sensor is arranged to provide a first operating signal to the medical testing instrument (4, 5) to switch on the medical testing instrument (4, 5) and a second operating signal to the medical testing instrument (4, 5) to switch off the medical testing instrument (4, 5).

The invention discloses a percussion hammer, and relates to the technical field of cardiovascular medicine diagnosis instruments, and provides the following scheme that the percussion hammer comprises a hammer handle piece, the front end of the hammer handle piece is fixedly connected with a hammer rod piece, and the end face of the front end of the hammer rod piece is fixedly connected with two hammer head connecting pieces which are symmetrically arranged up and down; hammerhead pieces are arranged on the sides, away from each other, of the hammerhead connecting pieces. According to the technical scheme, a buffering mechanism is arranged in the hammer head, part of energy can be absorbed in the tapping process, impact and pain to a patient are relieved, the hammer head connecting piece can be connected with hammer heads of different sizes and shapes, and therefore the hammer head can better adapt to the physical conditions and diagnosis requirements of different patients. The hammer rod is of a telescopic structure and can stretch out and draw back in a multi-section mode so as to improve portability and adapt to using habits of different doctors and physical conditions of patients, and the pressure sensor is arranged in the hammer head and can record the tapping strength and help the doctors to make more accurate diagnosis.

The present invention relates generally to a system and method for measuring the structural characteristics of an object. The object is subjected to an energy application processes and provides an objective, quantitative measurement of structural characteristics of an object. The system may include a device, for example, a percussion instrument, capable of being reproducibly placed against the object undergoing such measurement for reproducible positioning. The system does not include an external on / off switch or any remote on / off switching mechanism. The system also includes a disposable feature or assembly for minimizing cross-contamination between tests. The structural characteristics as defined herein may include vibration damping capacities, acoustic damping capacities, structural integrity or structural stability.

The utility model discloses a multifunctional medical percussion hammer, which comprises a telescopic hammer handle, a large hammer head and a small hammer head, the telescopic hammer handle comprises a fixed section and a movable section, the other end of the movable section is provided with a handle part, the two sides of the other end of the fixed section are respectively provided with a mounting groove, and a spring is arranged in each mounting groove. A threaded connecting part fixedly connected with the fixed section is arranged at a notch of the mounting groove, an adjusting cover is connected to the threaded connecting part in a threaded mode, a through hole is formed in the middle of the adjusting cover, inserting rods are fixedly connected to the large hammer head and the small hammer head correspondingly, and the inserting rods penetrate through the through hole, then stretch into the mounting groove and are fixedly connected with a movable plate; the diameter of the large hammer head is larger than that of the small hammer head. According to the multifunctional medical percussion hammer, the carrying convenience of the percussion hammer is improved, the comfort degree of the percussion hammer during use is improved, and the requirements of patients of different age groups during examination are met. And meanwhile, a lighting function can be provided, so that use in an environment with poor light is facilitated.

The system, method, and apparatus includes a platform having a transparent material defining a first measurement surface. A light surface is disposed to provide light into the transparent material and generate a frustrated total internal reflection (FTIR) event in response to contact at the first measurement surface. The system also includes one or more wearable devices having a base material operable to cover a portion of a human body. An inner surface of the base material defines a second measurement surface. Further, one or more sensors disposed on the base material are operable to collect data at the second measurement surface. Further, the health parameter monitoring system presents displacement motion regimen information on a display screen, such as a virtual reality (VR) headset. The system collects first health parameter data from the first measurement surface based on the FTIR event; and / or collects second health parameter data from the second measurement surface.

The invention comprises a device and method to estimate the elasticity of soft elastic solids from surface wave measurements. The method is non-destructive, reliable and repeatable. The final device is low-cost and portable. It is based in audio-frequency shear wave propagation in elastic soft solids. Within this frequency range, shear wavelength is centimeter sized. Thus, the experimental data is usually collected in the near-field of the source. Therefore, an inversion algorithm taking into account near-field effects was developed for use with the device. Example applications are shown in beef samples, tissue mimicking materials and in vivo skeletal muscle of healthy volunteers

The invention relates to the field of medical instruments, and discloses a diabetic peripheral neuropathy examination device which comprises a tuning fork part and an examination hammer part, the tuning fork part comprises a fork handle and two fork arms arranged on the fork handle, the examination hammer comprises a hammer rod part and two hammer head blocks detachably connected with the hammer rod part, and the two hammer head blocks are slidably arranged on the two fork arms respectively. And locking pieces are arranged on the hammer blocks. The invention provides a peripheral neuropathy examination tool which is convenient to carry.

The utility model discloses a clinical examination instrument, and belongs to the technical field of neurology examination. Comprising a shrinkage sleeve, a mounting rod is movably mounted in the shrinkage sleeve, a hammer body is movably mounted at the top of the mounting rod through a mounting ring, rubber heads are fixedly mounted on the two sides of the hammer body, and a shrinkage mechanism is arranged at the bottom of the mounting rod. Through mutual cooperation of a sliding plate, a sliding rod, a sliding groove, a butt joint rod and a limiting plate, a mounting rod can slide along the interior of a shrinkage sleeve, so that the sliding plate can slide along the sliding rod, and in the moving process of the sliding plate, the limiting plate can slide along the interior of a movable groove by pulling the butt joint rod; and after the sliding plate slides to the top end, the pulling sleeve is released, so that the butt joint rod and the sliding plate can be limited under the springback effect of the spring, meanwhile, the mounting rod can be shrunk in the shrinking sleeve, storage is convenient, and the size is reduced.

A dynamic aspiration system for use with a vacuum source, a pressure source, and an aspiration catheter includes a connecting tube configured to place the vacuum source, the pressure source, and the aspiration catheter in fluid communication; a vacuum source valve; a pressure source valve; and a controller configured to modulate the vacuum source valve and the pressure source valve, wherein the controller generates pressure differentials within a lumen of the aspiration catheter by alternating between opening and closing the valves.

The utility model relates to the technical field of medical instruments, and discloses a percussion hammer with multi-specification hammerheads, which comprises a hammer handle, an anti-slip grip is fixedly mounted at the bottom end of the hammer handle, an alternating component is arranged on the hammer handle, the alternating component comprises a support, and the support is fixedly mounted on the anti-slip grip. The top end of the hammer handle is fixedly provided with one end of a support. According to the percussion hammer with the multi-specification hammer heads, in order to enable the percussion hammer to meet the requirements of different patient groups and percussion scenes, an alternating assembly is arranged and matched with a support at the top end of a hammer handle to support a round frame, and a cross-shaped hammer head rotationally installed on the round frame integrates a neonatal soft contact, a small-size rubber hammer head, a medium-size rubber hammer head and a large-size rubber hammer head; the rotary knob is rotated to drive the bidirectional threaded rod to rotate, so that the limiting block slides between the containing groove and the limiting groove, the cross hammer head is loosened or fixed, and a user can conveniently and easily rotate the cross hammer head according to actual percussion requirements and switch to a proper hammer head for operation.

Systems, methods, and apparatuses include a health parameter detection apparatus. The apparatus includes a platform having a measurement surface, the measurement surface being a first surface. The measurement surface is operable to contact a target area of a user. The apparatus includes one or more light sources disposed proximate to a transparent material and operable to transmit light into the transparent material. The apparatus further includes an internal mirror forming a first angle with the measurement surface and / or a camera such that the camera is operable to receive scattered light caused by frustrated total internal reflection (FTIR) occurring on the measurement surface and reflected from the mirror. The platform can form a portion of at least one of a treadmill, an elliptical machine, a rowing machine, a stair-stepper, or a leg press machine.

A method of measuring a biomechanical parameter of soft biological tissue is described. The method includes a pre-measurement process wherein an impulse applying device applies a pre-pressure to a surface of the tissue via an end portion contacting the tissue surface. While maintaining the pre-pressure, the device generates at least two impulses separated by a time interval, each impulse causing the end portion to impart to the tissue an action with certain parameters, each action inducing a response of the tissue. A value of a biomechanical parameter of the tissue is determined from each response induced. A determination is made as to whether the determined values of the biomechanical parameter are sufficiently similar to each other to indicate that the pre-pressure, the parameters of the end portion actions and the time interval are acceptable for use in a measurement process to be conducted on the surface of the tissue.

The present invention relates generally to a system and method for measuring the structural characteristics of an object. The object is subjected to an energy application processes and provides an objective, quantitative measurement of structural characteristics of an object. The system may include a device, for example, a percussion instrument, capable of being reproducibly placed against the object undergoing such measurement for reproducible positioning. The system does not include an external on / off switch or any remote on / off switching mechanism. The system also includes a disposable feature or assembly for minimizing cross- contamination between tests. The structural characteristics as defined herein may include vibration damping capacities, acoustic damping capacities, structural integrity or structural stability.

The utility model discloses a percussion examination device for neurology, which relates to the technical field of medical auxiliary instruments and comprises an arc-shaped clamping rod, a supporting rod, a positioning mechanism, a connecting mechanism and a percussion mechanism, the supporting rod rotates on one side of the arc-shaped clamping rod through a pin shaft, the positioning mechanism is mounted on one side of the arc-shaped clamping rod, and the connecting mechanism is mounted on the other side of the arc-shaped clamping rod. The positioning mechanism is used for locking the supporting rod and the arc-shaped clamping rod at different angles, the connecting mechanism is arranged at one end of the supporting rod, and the tapping mechanism is installed at one end of the connecting mechanism. By means of the arrangement mode that the positioning mechanism, the connecting mechanism and the tapping mechanism are matched, the supporting rod and the arc-shaped clamping rod can be stabilized at different angles through the positioning mechanism, the tapping mechanism can accurately tap tapping points at different angles through the connecting mechanism, the tapping effect is improved, and the practicability is high. And the tapping mechanism is suitable for tapping tendons of different sizes, and is suitable for patients of different ages and different figures.

The utility model provides a percussion hammer, and belongs to the technical field of medical instruments. Comprising a percussion hammer head, the outer wall of the percussion hammer head is fixedly connected with a percussion hammer rod, and the outer wall of the percussion hammer rod is fixedly connected with a sleeve; the adjusting assembly is used for assisting medical staff in using and adjusting the percussion hammer, and the adjusting assembly is connected with the percussion hammer rod and the sleeve. According to the percussion hammer, by arranging the adjusting assembly, medical staff can conveniently and rapidly rotate and replace the brush and the testing needle, the structure is simple, the operation of rotating and replacing the brush and the testing needle is simple and convenient, meanwhile, the sleeve moves towards the direction of the percussion hammer head, the overall length of the percussion hammer cannot be increased, and the percussion hammer is convenient to use. The influence on the operation of medical staff due to the length increase of the percussion hammer can be prevented.

A method of noninvasively measuring a biomechanical parameter of soft biological tissue, using an impulse applying device comprising a movable testing body having an end portion to be placed in contact with a surface of the tissue, the method comprising a pre-measurement process which comprises: the impulse applying device applying a pre-pressure to the surface of the tissue via the end portion in contact with the surface of the tissue; whilst maintaining said pre-pressure, the impulse applying device generating at least two impulses separated by a time interval, each impulse causing the end portion to impart to the tissue an action with certain parameters, and each of the end portion actions inducing a response of the tissue; determining a value of a biomechanical parameter of the tissue from the response induced by each end portion action; and determining if the values of the biomechanical parameter determined from the response induced by each end portion action are sufficiently similar to each other to indicate that the pre-pressure, the parameters of the end portion actions and the time interval are acceptable for a measurement process to be conducted on the surface of the tissue using the same pre-pressure, a plurality of end portion actions with the same parameters and the same time interval.

Systems, methods, and devices include a frustrated total internal refraction (FTIR) based scanning device. The FTIR based scanning device has a transparent media and one or more electromagnetic wave emitters operable to provide a scanning light into the transparent media during a sample scanning procedure. One or more electromagnetic wave sensors, cameras, and / or microscopes are directed at a detection surface of the transparent media. These detection component(s) receive scattered light passing from the sample contact surface through the detection surface. The device uses the scattered light to represent a surface topology or a material composition of a sample contacting the sample contact surface during the sample scanning procedure. Additionally, the one or more electromagnetic wave emitters can include a plurality of LEDs or electromagnetic wave emitters corresponding to a plurality of different wavelengths which are used to generate an image of a 3D topology from the scattered light.

The utility model discloses a neurology department reflex nerve detection device, relates to the neurology department technical field, and comprises a hand-held rod, the top of the hand-held rod is movably provided with an adjusting rod, the top end of the adjusting rod is provided with a knocking pressure detection assembly, the knocking pressure detection assembly is used for detecting the knocking force of each time, and the knocking pressure detection assembly is used for detecting the knocking force of each time. And the knocking pressure detection assembly comprises a mounting shell, a mounting groove and a pressure detector, the mounting shell is fixed to the top end of the adjusting rod, the mounting groove is formed in the inner wall of the back face of the mounting shell, and the pressure detector is mounted in the mounting groove. The touch pressure head is in contact with the pressure detector, so that the pressure detector can detect the knocking force of the detection device on the knee, and the detected knocking force is broadcasted through the pressure alarm in the connecting shell, so that a worker can know the knocking force during each detection, and the worker can conveniently control the strength of each detection.

The invention relates to the technical field of medical equipment, and particularly discloses a multifunctional inspectoscope for pediatric neurology, which comprises a bottom plate, a small ladder, a box body and a stand column are fixedly mounted on the bottom plate, the box body is positioned between the small ladder and the stand column, a lower chamber and an upper chamber are arranged in the box body, and a test port is formed in the top of the box body; two turntables are rotatably arranged on the lower inner wall of the upper cavity, palm rests and track mechanisms are arranged on the upper sides of the two turntables, supporting rods are slidably arranged on the tops of the two turntables, and a plurality of detection mechanisms are installed on the side portions of the two supporting rods; the rotatable detection mechanism can move around the leg, so that the neurological function states of different muscle groups can be evaluated more comprehensively, the type and degree of neurological dysfunction can be diagnosed more accurately through more comprehensive evaluation, and the accuracy of a detection result is improved.

Systems and methods for blood flow control are described herein. In some variations, a blood flow control system may comprise a blood flow control device. The blood flow control device may be placed within a body of a patient and may comprise an expandable member and a sensor. The sensor may be configured to measure at least one of a physiologic condition of the patient and a pressure associated with the expandable member. The blood flow control system may include at least one controller communicably coupled to the sensor to: receive data indicative of at least one of the physiologic condition of the patient and the pressure associated with the expandable member from the sensor, compare the received data with target data, identify at least one error based on the comparison, and in response to identifying the error, inhibit at least one function of the blood flow control system.

The present invention relates generally to a system and method for measuring the structural characteristics of an object. The object is subjected to an energy application processes and provides an objective, quantitative measurement of structural characteristics of an object. The system may include a device, for example, a percussion instrument, capable of being reproducibly placed against the object undergoing such measurement for reproducible positioning. The system does not include an external on / off switch or any remote on / off switching mechanism. The system also includes a disposable feature or assembly for minimizing cross- contamination between tests. The structural characteristics as defined herein may include vibration damping capacities, acoustic damping capacities, structural integrity or structural stability.

A system includes a first device having a handle, a head coupled to the handle, a bumper supported by a first end of the head and adapted to be used to strike a patient tendon, a force sensor coupled to the bumper and adapted to generate force data in response to force encountered by the bumper and to generate force data, a first accelerometer coupled to generate head acceleration data in response to movement of the head, and first circuitry to capture the force data and acceleration data. The system may further include second device having a housing adapted to be coupled to the patient limb, a second accelerometer supported by the housing to generate limb acceleration data, and second circuitry to capture the acceleration data.