Abstract

An ultrasonic microbubble target-locating controlled releasing drug/gene device and a method used for realizing target transfer of microbubble contrast agent combined with drug/gene by ultrasonic are disclosed. The ultrasonic microbubble target-locating controlled releasing drug/gene device comprises ultrasonic triggering/treating unit, monitoring unit, movement system connected with the ultrasonic triggering/treating unit and the monitoring unit, driving unit connected with the ultrasonic triggering/treating unit, computer control unit respectively connected with the movement system, the driving unit and the monitoring unit. The computer control unit comprises input system, computer center and output system.

IPC Classes  ?

• A61K 49/18 - Nuclear magnetic resonance [NMR] contrast preparationsMagnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes
• A61K 49/22 - Echographic preparationsUltrasound imaging preparations
• A61K 48/00 - Medicinal preparations containing genetic material which is inserted into cells of the living body to treat genetic diseasesGene therapy
• A61K 47/00 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient

Abstract

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.

IPC Classes  ?

• A61F 5/24 - Trusses
• A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves

Abstract

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.

IPC Classes  ?

• A61B 5/05 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves

Abstract

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.

IPC Classes  ?

• H04R 1/00 - Details of transducers
• H04R 9/06 - Loudspeakers
• H04R 11/02 - Loudspeakers

Abstract

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.

IPC Classes  ?

• A61B 8/14 - Echo-tomography
• A61N 7/00 - Ultrasound therapy
• G01N 29/00 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic wavesVisualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object

Abstract

An ultrasound therapy head comprises a housing (1), the housing houses an ultrasonic transducer (4). There is an opening at one end of the housing, and the opening is sealed by an operative window (2), the ultrasound from the ultrasonic transducer emitting through the operative window (2) to the outside. The housing has an air inlet (12) and an air outlet (11), so that forming a cooling cavity between the air inlet and the air outlet, and then heat generated upon operation of the ultrasonic transducer flowing through the cooling cavity to the air outlet.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy
• A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves

Abstract

An extrusion apparatus for ultrasonic therapy of intestinal tract, includes an extrusion component and an acoustic-permeable component (2). One end of said acoustic-permeable component (2) is connected to a cingulum (1), and the other end is connected to an adhesive tap (3). The acoustic-permeable component (2) is bound to the human abdomen via the linkage of the cingulum (1) and the adhesive tap (3). The extrusion component employs a hydraulic pressure system (4).

IPC Classes  ?

• A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves
• A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)

Abstract

A holding ultrasound therapy gun and an ultrasound beauty-care therapy instrument including the said gun are introduced in this invention. The instrument can treat the complicated human skin by means of the ultrasound. The said holding ultrasound therapy gun includes the handles and the ultrasound therapy heads. The said heads are connected to the said handles. There is a therapy head action device in the handles. The said therapy heads consist of the first head and the second head, which are set oppositely. The two heads can make gripping actions by the therapy head action device. The two heads can work synchronously or respectively.

IPC Classes  ?

• A61N 7/02 - Localised ultrasound hyperthermia
• A61H 23/02 - Percussion or vibration massage, e.g. using supersonic vibrationSuction-vibration massageMassage with moving diaphragms with electric or magnetic drive
• A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves
• A61B 17/00 - Surgical instruments, devices or methods

Abstract

An electromagnetic ultrasonic transducer and an array thereof are provides. The electromagnetic ultrasonic transducer includes a support (8), an elastic board (6) disposed on the support (8), a magnetizer (7) on the elastic board (6), and a magnet field generator (1) for vibrating the magnetizer (7), wherein the thickness of the magnetizer (7) is of the order of microns. The thickness of the elastic board (6) is also of the order of microns. The electromagnetic ultrasonic transducer is able to produce acoustic waves of high frequency, which are useful for ultrasonic treatment.

IPC Classes  ?

• H04R 13/00 - Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet
• B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
• A61N 7/00 - Ultrasound therapy

Abstract

An ultrasonic therapeutic device capable of multipoint transmitting includes a substrate (5),on which an ultrasonic transducer array is arranged. Each of the ultrasonic transducers in the ultrasonic transducer array can independently focus. The device has a simple structure and presents good focusing performance. Furthermore, there is not interference among each of the ultrasonic transducers. So, the energy of ultrasonic wave is transmitted by predetermined route with high utilization ratio.

IPC Classes  ?

• A61N 7/02 - Localised ultrasound hyperthermia

Abstract

An ultrasonic therapeutic device capable of multipoint transmitting includes a substrate (5),on which an ultrasonic transducer array is arranged. Each of the ultrasonic transducers in the ultrasonic transducer array can independently focus. The device has a simple structure and presents good focusing performance. Furthermore, there is not interference among each of the ultrasonic transducers. So, the energy of ultrasonic wave is transmitted by predetermined route with high utilization ratio.

IPC Classes  ?

• A61N 7/02 - Localised ultrasound hyperthermia

Abstract

An ultrasonic therapy system reducing the electromagnetic interference for the imaging device includes an imaging device (6), an ultrasonic therapy device and an electric controlling unit. The ultrasonic therapy device includes an ultrasonic therapy head (5) and the movement positioning units thereof. Driving motors for controlling the movement of the ultrasonic therapy head (5) 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 (6), and the driving motors are connected to the ultrasonic therapy head (5) through gearing units.

IPC Classes  ?

• A61B 6/04 - Positioning of patientsTiltable beds or the like
• A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves

Abstract

An automatically clamping ultrasonic therapeutic device includes an ultrasonic therapeutic head, which has two ultrasonic therapeutic heads that mounted face to face. The axes wire of the two ultrasonic therapeutic heads may be coincident. One of the two ultrasonic therapeutic heads connects to the movement unit that keeps the two ultrasonic therapeutic heads face to face during moving, or simultaneously. Said movement unit may use extension unit driving by hydraulic pressure or motor, or mechanical open-close unit and so on. The device has the following advantages: simple structure, operating facility, low cost of therapy, and making the tissue of the focus coagulability putrescence rapidly.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy
• A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves
• A61B 17/00 - Surgical instruments, devices or methods

Abstract

A resonance ultrasonic transducer comprises an ultrasound source (1) for transmitting ultrasound, and a reflecting unit (2) disposed opposite to the ultrasound source (1). The ultrasound source (1) and the reflecting unit (2) constitute a resonance cavity. The reflecting unit (2) may also act as an ultrasound source. A specific distribution of the acoustic field may be formed in the resonance cavity by means of matching the transmitting acoustic field of one ultrasonic transducer with the reflecting acoustic field of the other ultrasonic transducer. The resonance ultrasonic transducer may find a wide application in devices of ultrasonic diagnosis, ultrasonic therapy, and ultrasonic detection, which carries out effective focusing and controlling of the ultrasonic field.

IPC Classes  ?

• A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves
• A61N 7/00 - Ultrasound therapy
• G01N 29/24 - Probes

Abstract

A resonance ultrasonic transducer comprises an ultrasound source (1) for transmitting ultrasound, and a reflecting unit (2) disposed opposite to the ultrasound source (1). The ultrasound source (1) and the reflecting unit (2) constitute a resonance cavity. The reflecting unit (2) may also act as an ultrasound source. A specific distribution of the acoustic field may be formed in the resonance cavity by means of matching the transmitting acoustic field of one ultrasonic transducer with the reflecting acoustic field of the other ultrasonic transducer. The resonance ultrasonic transducer may find a wide application in devices of ultrasonic diagnosis, ultrasonic therapy, and ultrasonic detection, which carries out effective focusing and controlling of the ultrasonic field.

IPC Classes  ?

• A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves
• A61N 7/00 - Ultrasound therapy
• G01N 29/24 - Probes

Abstract

A high intensity focused ultrasound therapeutic system guided by an imaging device, includes: an ultrasound therapeutic head, which contains an ultrasound transducer (8), a therapeutic bed (11), on which a patient (17) lie, and an imaging device used for imaging the focus (3). The imaging device is a 2-dimension imaging non-ultrasound imaging device. The ultrasound transducer (8) has a diameter of the focal center (23) in the biological focal zone (2) which is focalized the focus (3) is in the range of 0.1-5mm, preferably, in the range of 0.2-2mm. The non-ultrasound imaging device is CT or MRI, which has the function of 2-dimension imaging.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy
• A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
• A61B 8/13 - Tomography

Abstract

An ultrasonic therapeutic means and an ultrasonic therapeutic system, including the ultrasonic therapeutic means and led by an image device, the ultrasonic therapeutic means includes an ultrasonic therapeutic head(5) which comprises an ultrasonic transducer, a box(3) which contains the ultrasonic therapeutic head(5) and the couplant liquid, a moving unit(1) which drills through the wall of the box and connects the ultrasonic therapeutic head(5), and a compensating unit(2,6) which sets on the box(3) and holds the altitude of the liquid when the moving unit(1) made the ultrasonic therapeutic head(5) moving. The compensating unit(2,6) are set on both sides of the box(3) and incorporates with the box(1), the moving unit(1) drills through both of the compensating unit(2,6). An ultrasonic therapeutic system, includes the said ultrasonic therapeutic means and leads by an image device. The ultrasonic therapeutic system according to present invention eliminates the phenomena of the changing of the couplant liquid, caused by the moving of the ultrasonic therapeutic head(5) moves by the moving unit(1)in the prior art, keeps the stabilization of the liquid in the box, consequently decreases the interference of images result by the changing of the couplant liquid, and increases the precisionof the image device.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy
• A61N 7/02 - Localised ultrasound hyperthermia

Abstract

A movable ultrasound treatment device which could be compatible with the diagnosis imaging device is disclosed. The movable ultrasound treatment device comprises an ultrasound treatment unit, and the ultrasound treatment unit comprises an ultrasound transducer or transducers. Further, the device also comprises a sufferer holding unit and a movable unit. The sufferer holding unit is fixed on the movable unit, and the ultrasound treatment unit is dissociably or fixedly connected to the former. There is a hole on the sufferer holding unit, and the ultrasound transducer could be mounted below the hole at a corresponding place.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy

Abstract

The present invention belongs to the field of ultrasound therapy. A swinging high intensity focused ultrasound therapeutic apparatus of the present invention comprises an ultrasound transducer and its moving positioning mechanism, wherein said moving positioning mechanism use a swinging mechanism which is connected to the ultrasound transducer through a supporting lever. A MRI guided therapeutic system of the present invention comprises such a therapeutic apparatus. With the present invention, the ultrasound transducer can move flexibly, and since the moving positioning mechanism uses a swinging mechanism, the interference generated by the therapeutic system on the MRI apparatus is very small and the quality of ultrasound image obtained thus is good.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy

Abstract

An ultrasonic treatment head and an ultrasonic treatment system including the same. The surface area where the body be contacted by the ultrasonic treatment head is 30000 to 35000 square millimeters. The shape of the ultrasonic treatment head can anastomose with that of the body surface where it is operating. The ultrasonic treatment system is provided with said ultrasonic treatment head above. The present invention can provide enough energy for the target area without hurting other tissues on the sound channel.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy

Abstract

A MRI-guided focusing ultrasound therapeutic system with high Intensity includes a MRI device and a focusing ultrasound therapeutic device with high intensity. The MRI device includes a first therapeutic bed; the focusing ultrasound therapeutic device with high intensity includes an ultrasound energy applicator and a movement-locating machine. The movement-locating machine makes the ultrasound energy applicator move in any directions, and is out of the hole of the MRI device in therapy. A supporting pole can enter the hole of the MRI device. One end of the pole is connected with the movement-locating machine; the other end is connected with the ultrasound energy applicator. In the Invention, the ultrasound energy applicator can move in any form, the moving area is not limited by the space under the therapeutic bed, the interference with the MRI device is less. The efficacy of the MRI device is brought in play sufficiently. A better effect is realized.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy

Abstract

A MRI guided high-intensity focused ultrasonic therapeutic system comprises: a MRI apparatus and a high-intensity focused ultrasonic therapeutic apparatus. Said MRI apparatus includes the first treatment bed and said high-intensity focused ultrasonic therapeutic apparatus includes an ultrasound transducer and a moving and positioning means, which drives said transducer to move in respective directions. Wherein, said moving and positioning means is placed outside of the bore of the MRI apparatus during treatment and a supporting rod, which can extend into the bore of the MRI apparatus, is connected to said moving and positioning means at one end and is connected to said ultrasound transducer at the other end. In the system provided by the present invention, said ultrasound transducer can move in multiple orientations, freely move without any limitation of space under the treatment bed, brings less interference to the MRI apparatus, fully exerts the function and efficiency of the MRI apparatus and achieves the best therapeutic effects.

IPC Classes  ?

• A61N 7/00 - Ultrasound therapy