187 results about "Ultrasonic therapy" patented technology

In one embodiment, a method for treating a vascular occlusion in a patient's body comprises exposing the vascular occlusion to an external ultrasonic energy field that is generated outside the patient's body. The method further comprises positioning an ultrasound radiating member in the patient's body in the vicinity of the vascular occlusion. The method further comprises exposing the vascular occlusion to an internal ultrasonic energy field that is generated by the ultrasound radiating member. The method further comprises using the ultrasound radiating member to detect a first characteristic of the external ultrasonic energy field. The method further comprises adjusting a second characteristic of the external ultrasonic energy field based on the detected first characteristic of the external ultrasonic energy field.

A device for selectively treating multiple regions of tissue simultaneously, the device comprising an ultrasound transducer and a plurality of layers. The ultrasound transducer is configured to produce an acoustic wave. The plurality of layers comprises a plurality of cavities, where the plurality of cavities are configured to scatter the acoustic wave and simultaneously produce a plurality of treatment zones at a predetermined distance from the ultrasound transducer.

A coupling pad can be used with a transducer element. Ultrasound produced by the transducer element can be propagated through the coupling pad to a patient. In one arrangement, the pad is a pouch containing a pliant substance. In other arrangements, the pad is a somewhat solid member formed of a material that transmits ultrasound waves efficiently. The pad may be configured to fit between a patient's skin and a transducer element so that output from the transducer element passes through the pad to a treatment site of the patient.

The invention provides an intelligent ultrasonic therapy method and a device thereof, which can optionally control the power generated by ultrasonic wave, modulation frequencies and action modes, realize automatic control and lock the generation state of the ultrasonic wave by a closed loop mode, thereby controlling an ultrasonic device to reach an optimal working state according to usage requirements. The ultrasonic therapy automatically selects therapeutic parts by using a therapeutic part supervisory equipment and timely emits the ultrasonic wave in the selected therapeutic parts, thus avoiding the phenomenon that one position is repeatedly treated, preventing regions outside the selected therapeutic parts from receiving ultrasonic emission and increasing the security, reliability and precision of the ultrasonic therapy device.

The present invention discloses an ultrasonic therapeutic head which comprises a casing (1). An ultrasonic transducer (4) is provided in the casing. One opening is provided on one end of casing (1) and is closed by an energy guiding window (2). The ultrasonic transmitted from the ultrasonic transducer (4) is transmitted to outside through the energy guiding window (2), wherein, an air inlet opening (12) and an air outlet opening (11) are provided on the casing. The cavity between the air inlet opening and the air outlet opening forms a cooling cavity. The heat generated in the operation of ultrasonic transducer (4) is discharged from the air outlet opening (11) after passing through the cooling cavity. The ultrasonic therapeutic head can guarantee the in-time dissipation of heat generated by ultrasonic transducer without using circulating liquid as coolant. The thermal burn of patient generated by the heat that is generated in the operation of ultrasonic transducer can be prevented. Furthermore the normal use of ultrasonic transducer in a long time can be guaranteed.

The invention provides a phased array high-intensity focused ultrasonic therapy system which comprises an ultrasonic transmitting device, a signal processing device, a feedback device and a human-computer interaction device. The ultrasonic transmitting device is respectively connected with the signal processing device and the feedback device, and the feedback device is respectively connected with the signal processing device and the human-computer interaction device. The feedback device of the phased array high-intensity focused ultrasonic therapy system can output intensity instructions and frequency instructions to the ultrasonic transmitting device according to a target tissue three-dimensional image, a non-target tissue three-dimensional image and a tissue variable quantity outputted by the signal processing device and a preset tissue variable quantity to control the intensity and the frequency of ultrasonic waves transmitted by the ultrasonic transmitting device to adapt to the intensity needed by therapy or detection, so that target tissues can be damaged, and non-target tissues cannot be damaged in the therapy process.

The invention discloses a phase-control focusing ultrasonic source device, comprising a plurality of transducer array elements used for emitting ultrasonic and a bearing part used for bearing the transducer array elements. The transducer array elements are in cylinder shape; a piezoelectricity wafer on the top of the array element can be in round convex shape or round concave shape, or the top of the cylindrical array element is provided with a round piezoelectricity flat piece as well as an acoustic lens; the bottom of the array element is provided with a base which is bonded into a whole with the piezoelectricity wafer; the bearing part is a sphere concave surface; all the transducer array elements are born to the bearing part to lead all the piezoelectricity wafers to be arranged in sphere concave surfaces; the plurality of transducer array elements are connected with a phase control device which adjusts the phases of all array element emitting signals by using electronic technology, thus adjusting focus position and focusing direction. The invention has the advantages of reinforcing the focusing performance of the sphere phase-control arrays, being used for high-strength focusing ultrasonic therapy equipment, only destroying tumor tissue without damaging normal tissue, thus improving therapeutic effect.

An ultrasonic therapy device comprises two bodies and two holding members. The body, at the inner face of which an oscillator is embedded, covers an affected area into which implant fixtures are embedded. The holding member which holds the body has a shape of a crown which covers teeth next to the affected area. Two teeth were removed from the affected area into which two implant fixtures are embedded. Each of the bodies covers the affected area between the teeth which is covered by the holding members so that the bodies are exactly fixed in an oral cavity. In this state, it is possible to accelerate osteogenesis around the implant fixtures by supplying an ultrasonic signal from an external driver to the oscillator.

The invention discloses a hand-held ultrasonic therapy gun which comprises a handle (4) and a therapy head (24) in which an ultrasonic transducer (21) is provided, wherein, a therapy head motion mechanism that can lead the therapy head to move is connected between the handle and the therapy head. The therapy head motion mechanism comprises a drive unit, a transmission unit that is connected with the drive unit, a fixed sleeve (3) that is connected with the handle and a movable sleeve (2) that is sheathed at the front end of the fixed sleeve and can slide against the fixed sleeve; the movable sleeve is connected with the transmission unit and the therapy head is fixed on the movable sleeve. The hand-held ultrasonic therapy gun can cause the therapy head to move at a constant speed and is simple and compact in structure and convenient in operation.

Apparatus and methods are provided for applying ultrasound pulses into tissue or a medium in which the peak negative pressure (P−) of one or more negative half cycle(s) of the ultrasound pulses exceed(s) an intrinsic threshold of the tissue or medium, to directly form a dense bubble cloud in the tissue or medium without shock-scattering. In one embodiment, a microtripsy method of Histotripsy therapy comprises delivering an ultrasound pulse from an ultrasound therapy transducer into tissue, the ultrasound pulse having at least a portion of a peak negative pressure half-cycle that exceeds an intrinsic threshold in the tissue to produce a bubble cloud of at least one bubble in the tissue, and generating a lesion in the tissue with the bubble cloud. The intrinsic threshold can vary depending on the type of tissue to be treated. In some embodiments, the intrinsic threshold in tissue can range from 15-30 MPa.

The invention discloses a head physiotherapy device for neurology patients and a method for using the same, and belongs to the technical field of medical equipment. The head physiotherapy device comprises a helmet body, a massage ball, and a massage control body. The outer surface of the helmet body is provided with a plurality cylinders corresponding to acupoints of a human head and is also provided with an air inlet channel with a negative ion generator. The massage control body is internally provided with a bevel gear I driven by a micro motor and a cam, the surface of the cam is connectedwith a driving rod, and the lower end of the driving rod is provided with the massage ball; the bevel gear I is in a drive connection with a bevel gear II, a spur gear III, and a spur gear IV successively, and the spur gear IV is fixed to the driving rod. The massage ball comprises a metal net ball body and stone needles and magnets filled in the metal net ball body, the metal net ball body is wrapped with a rubber sleeve, and the rubber sleeve is attached to a cotton layer outside. The head physiotherapy device has the therapeutic effects of far infrared treatment, ultrasonic therapy, magnetic therapy, oxygen absorption therapy, and massage on a patient's head, and has the advantages of high selectivity, strong pertinence, and convenient use.

The present invention relates to a therapeutic type ultrasonic microvesicle for tumor ultrasonic therapy, it includes ultrasonic contrast medium microvesicle containing gas endonucleus and blood coagulation factor, the blood coagulation factor is absorbed on the ultrasonic contrast medium microvesicle surface or the blood coagulation factor is adsorbed on the microvesicle surface and covered in its interior so as to form ultrasonic microvesicle in which the blood coagulation factor is combined. Under the proper therapeutic ultrasonic action said therapeutic type ultrasonic microvesicle can promote local tissue microcirculation thrombosis, and can be used for curing the diseases of tumor, etc.

The invention discloses a portable and wearable ultrasonic physiotherapy instrument which comprises a power supply module (1), a man-machine interaction module (2), a main control module (3), a DDS module (4), a power amplification module (5), a therapy head module (6) and a frequency tracking module (7). The power supply module comprises a rechargeable polymer battery. The therapy head module (6) of the instrument is provided with multiple therapy heads and adsorption structures, an adsorption part of each therapy head is a cone-similar adsorption cover, the effective radiation area of each ultrasonic therapy head ranges from 3 cm<2> to 9 cm<2>, and the effective output sound intensity is smaller than or equal to 3 W / cm<2>. According to the portable and wearable ultrasonic physiotherapy instrument, ultrasonic waves with multiple center frequencies can be outputted and can be continuously adjusted within the range of 0.5 MHz to 3.5 MHz, and the instrument is used for treating patients suffering from the organic cardiovascular disease and patients suffering from sports injuries. The portable and wearable ultrasonic physiotherapy instrument has the advantages of being simple in structure, capable of automatically conducting tracking through frequencies, high in stability, diversified in frequency, high in output power, easy to operate and the like, and can be widely used for in vitro physical treatment for the patients suffering from the organic cardiovascular disease and the patients suffering from sports injuries.

A device which combines pneumatic compression therapy and ultrasound based therapy for the prevention and treatment of thrombosis. Ultrasound transducers (11) are placed in specially designed pockets (12) in stockings (23) or leggings (25). This allows for convenient use of ultrasound therapy. Pneumatic compression is also carried out by air bladders (14) which are placed in leggings. The overall result is an easy to use device which should produce significantly better results in the prevention and treatment of thrombosis, ultimately reducing patient morbidity and mortality.

The present invention provides a resonance ultrasonic transducer. The resonance ultrasonic transducer comprises an ultrasound source for transmitting ultrasound, and a reflecting unit disposed opposite to the ultrasound source. The ultrasound source and the reflecting unit Constitute a resonance cavity. The reflecting unit can also act as an ultrasound source. A specific distribution of the acoustic field may be formed in the resonance cavity by matching the transmitting acoustic field of one ultrasonic transducer with the reflecting acoustic field of the other ultrasonic transducer. This resonance ultrasonic transducer can be widely used in ultrasonic diagnosis device, ultrasonic therapy device and ultrasonic detection devices and carries out effective focusing and controlling of an ultrasonic fled.

The invention discloses an ultrasonic treatment apparatus monitoring system capable of reducing image artifacts and an image acquisition method. The system comprises a B-ultrasonic probe, a lifting driving mechanism, a guiding mechanism and a central processing system, wherein the central processing system receives a reference image sent by the B-ultrasonic probe, obtains the position coordinate of the B-ultrasonic probe positioned on the skin surface according to the reference image, gives a command to the driving mechanism to drive the B-ultrasonic probe to lift along the working direction according to the position coordinate of the B-ultrasonic probe positioned on the skin surface and obtains the monitored image. The system disclosed by the invention can improve lifting speed of the B-ultrasonic probe between image taking and ultrasonic therapy, an image artifact controlling module can be combined with an image acquisition module according to the skin position obtained by a skin detection module and the safety descending position of the B-ultrasonic probe obtained from a configuration file, so that an operator can continuously observe sharp image in short distance, judgment of the operator on the organized image can be improved, the waiting time during non-therapy process can be shortened, and the treating efficiency can be improved.

An ultrasonic therapy system capable of reducing the electromagnetic interference to the imaging device includes an imaging device, an ultrasonic therapy device and an electric controlling unit. The ultrasonic therapy device includes an ultrasonic therapy applicator and the movement positioning units thereof. Driving motors for controlling the movement of the ultrasonic therapy applicator are provided in the movement positioning units, wherein the driving motors are disposed outside the area where the electromagnetic wave of the driving motors can interfere with the imaging device, and the driving motors are connected to the ultrasonic therapy applicator through gearing units.

The invention discloses an ultrasonic power device and an ultrasonic tumor therapy system; the ultrasonic power device comprises an ultrasound launch controller, an ultrasonic power source and a phase-shifting controller; the input end of the phase-shifting controller is connected with the ultrasound launch controller while the output end of the phase-shifting controller is connected with the ultrasonic power source. The ultrasonic tumor therapy system comprises a spherical crown body and at least one ultrasonic piezoelectric transducer including a piezoelectric chip arranged in the installation hole of the inner wall of the spherical crown body and at least one ultrasonic power device; the ultrasonic power device is respectively connected with the ultrasonic piezoelectric transducer in sequence. By switching the phase-shifting controller in the ultrasonic power device and using the phase-shifting controller to adjust the time delay which is sent out by the pulse of the ultrasonic power source to ensure the synchronization of the pulses sent out by different ultrasonic power sources, thereby guaranteeing that the energy focused by the spherical crown body can reach the largest state and thus improving the effectiveness of treatment.

The invention discloses a high-strength focusing ultrasonic therapeutic apparatus, which comprises a combined therapeutic head, an ultrasonic transmitting / receiving host machine, a five-DOF (Degree of Freedom) mechanical arm and a work station, wherein the combined therapeutic head comprises a B-ultrasonic probe and a group of therapeutic probes which are relatively accurately fixed in positions; the combined therapeutic head is connected with the five-DOF mechanical arm; and the work station controls the five-DOF mechanical arm and the ultrasonic transmitting / receiving host machine to work respectively. During the therapeutic process, phase image scanning and adjustment of phase therapeutic position are carried out in an electronic manner, so that two-dimensional B-ultrasonic image cross section is effectively overlapped with high-power ultrasonic beam therapeutic cross section, the accuracy and reliability of therapy and real-time observation are ensured, and the five-DOF mechanical arm is accurate to position and flexible to control; the scan image is more intuitive and clear through three-dimensional reconstruction so as to facilitate subsequent observation and diagnosis; and the therapeutic apparatus is particularly suitable for carrying out noninvasive high-strength focusing ultrasonic therapy on pathological tissues of organs such as glandula mammaria, liver, kidney, uterus, anteprostate and the like.

An electromagnetic ultrasonic transducer and an array thereof are provided. This electromagnetic ultrasonic transducer includes a support, an elastic board disposed on the support, a magnetizer on the elastic board, and a magnet field generator for vibrating the magnetizer, wherein, the thickness of the magnetizer is of the order of microns. The thickness of the elastic board is also of the order of microns. This electromagnetic ultrasonic transducer is able to produce acoustic waves of high frequency, which are useful for ultrasonic therapy.

A water-soluble fullerene wherein the number of water-soluble polymers bonded has been regulated can be obtained by coupling water-soluble polymers with a fullerene having functional groups in its molecule via the functional groups. This water-soluble fullerene can be used in the photodynamic therapy or supersonic therapy of cancer through the use thereof as an active oxygen generator.

The present invention provides a resonance ultrasonic transducer. The resonance ultrasonic transducer comprises an ultrasound source for transmitting ultrasound, and a reflecting unit disposed opposite to the ultrasound source. The ultrasound source and the reflecting unit constitute a resonance cavity. The reflecting unit can also act as an ultrasound source. A specific distribution of the acoustic field may be formed in the resonance cavity by matching the transmitting acoustic field of one ultrasonic transducer with the reflecting acoustic field of the other ultrasonic transducer. This resonance ultrasonic transducer can be widely used in ultrasonic diagnosis device, ultrasonic therapy device and ultrasonic detection device, and carries out effective focusing and controlling of an ultrasonic field.

The invention provides traditional Chinese medicinal gel preparation for treating rheumatism bone disease and belongs to the technical field of ultrasonic therapy. The gel preparation comprises the following components in dose percentage: 0.5 to 8 percent of hydrophilic polymer material, 0.5 to 15 percent of penetrating agent, 2 to 10 percent of humectant, 1 to 30 percent of traditional Chinese medicine extract component, and the balance of water. The preparation method of the gel preparation comprises: 1, preparing component materials according to a ratio; 2, soaking the hydrophilic polymer material in water to allow the hydrophilic polymer material dissolves; 3, adding the penetrating agent and the humectants into solution, stirring and dissolving; and 4, making extract of a traditional Chinese medicine prepared by using peach seed, safflower, cassia twig, white paeony root, kusnezoff monkshood root, asarum, pericarpium zanthoxyli, twotooth achyranthes root, frankincense and myrrh as main formula components, and adding the extract component into solution, and uniformly stirring. When used in ultrasonic medicine introduction therapy, the gel preparation has an ultrasonic coupling function as well as the function of ensuring the carried traditional Chinese medicine extract component is smoothly introduced into a body to perform pharmacological actions for treating the rheumatism bone disease.

The invention discloses a high-strength focusing therapeutic system guided by image equipment, which comprises the following parts: ultrasonic therapeutic head with ultrasonic transducer, therapeutic bed to place the patient and image equipment to image the focus, wherein the image equipment adopts two-dimension imaging non-ultrasonic image equipment; the focal core diameter in the biological focal area is 0. 1-5mm to focus through ultrasonic transducer, which optimizes the focal core diameter at 0. 2-2mm; the non-ultrasonic image equipment adopts CT set or MRI equipment with two-dimensional imaging function. The invention images the target precisely to do precise treatment for complex surgery, which has good therapeutic effect.

The invention provides a portable cervical and lumbar vertebra disease ultrasonic therapy instrument, comprising an ultrasonic seat, an ultrasonic generator, an electric pulse generator, a central controller and a mobile controller. The outer surface of the ultrasonic seat is provided with a tablet cavity, which has a metal sheet stamping structure and is a rectangular or circular groove. The ultrasonic generator is arranged in close contact with the tablet chamber and outside the bottom surface of the tablet chamber. The electric pulse generator is electrically connected to the tablet chamber. The central controller comprises a circuit board, a far-infrared receiver, a bluetooth module, a WiFi module and a storage battery. The mobile controller is wirelessly connected with the central controller through the far-infrared receiver, the bluetooth module or the WiFi module. The central controller is electrically connected to the ultrasonic generator and the electric pulse generator. The invention has the beneficial technical effects that medicine, ultrasonic wave and electric pulse are adopted for the purpose of collaborative treatment, tablets are close to a pain site and the curative effect is remarkable; the portable cervical and lumbar vertebra disease ultrasonic therapy instrument has a portable structure and makes it easy for patients to adhere to long-term treatment.

The present invention discloses an intestinal tract pushing apparatus for ultrasonic therapy. The intestinal tract pushing apparatus includes a pushing member and an acoustically transparent member. One end of said acoustically transparent member is connected to a buckling strip, and the other end of the acoustically transparent member is connected to an adhesive strip. The acoustically transparent member is bound to the human abdomen by virtue of the adhesive fastening of the buckling strip and the adhesive strip. The pushing member employs a hydraulic system.

The invention provides a monitoring method and a monitoring system for the operating state of an ultrasonic transducer, which belong to the field of medical ultrasonic therapy. The monitoring method for the operating state of the ultrasonic transducer includes the following steps: acquiring the current operating state of the ultrasonic transducer; comparing the current operating state of the ultrasonic transducer with a preset operating state; and controlling the operating parameters of the ultrasonic transducer according to a comparison result, so that the ultrasonic transducer can be in the preset operating state. The technical scheme of the invention can enhance the safety of the ultrasonic transducer in use and increase the quality of ultrasonic therapy.

The invention discloses an acoustic material having an ultra-wideband acoustic extraordinary reflection function. A surface of the acoustic material is provided with different-depth grooves which are successively arranged; the widths d of the grooves are the same, wherein [lambda]>2d, and [lambda] is the wavelength of a sound wave; distances between the adjacent grooves are d<0>, wherein d>=3d<0>; and an x axis is established, and the x axis is parallel to the surface and is perpendicular to the grooves, wherein depths of the grooves are h(x) and are represented by the formula h(x). The acoustic material having the ultra-wideband acoustic extraordinary reflection function only needs incidence of one sound source and then can achieve ultra-wideband wavefront control, a traditional loudspeaker array is replaced, and a single-frequency limit of an acoustic super surface is broken through. The acoustic material can be applied to ultrasonic therapy, noise control or some special sound wave manipulation occasions.