CN104667439A - Focusing ultrasonic treatment head and ultrasonic treatment equipment - Google Patents

Focusing ultrasonic treatment head and ultrasonic treatment equipment Download PDF

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Publication number
CN104667439A
CN104667439A CN201310636414.9A CN201310636414A CN104667439A CN 104667439 A CN104667439 A CN 104667439A CN 201310636414 A CN201310636414 A CN 201310636414A CN 104667439 A CN104667439 A CN 104667439A
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shell
ultrasonic transducer
ultrasonic
treating head
focused
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CN201310636414.9A
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CN104667439B (en
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吴舒
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Chongqing Ronghai Engineering Research Center of Ultrasonic Medicine Co Ltd
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Chongqing Ronghai Engineering Research Center of Ultrasonic Medicine Co Ltd
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Abstract

The invention provides a focusing ultrasonic treatment head. The focusing ultrasonic treatment head comprises a shell and an ultrasonic transducer, wherein one end of the shell is open; the ultrasonic transducer can be arranged in the opening; the position of the ultrasonic transducer in the opening is set in such a manner that the focal lengths of ultrasonic waves emitted by the ultrasonic transducer are 3-5 millimeters. The focusing ultrasonic treatment head is simple in structure, and is mainly suitable for treating cervicitis.

Description

Focused ultrasonic treating head and ultrasonic therapeutic apparatus
Technical field
The invention belongs to technical field of medical instruments, be specifically related to a kind of focused ultrasonic treating head and comprise the ultrasonic therapeutic apparatus of this ultrasonic therapeutic head.
Background technology
Concentration ultrasonic, owing to having good focusing, therefore can adopt it to treat cervicitis.By external low-energy ultrasound wave through cervical mucosa, focus on cervical infection and organize target area, first treat from cervical infection organizes dark face, heat effect, cavitation effect and the mechanical effect etc. that utilize the high-energy ultrasonic in concentration ultrasonic focus to produce go to destroy pathogen and its product, eradicate their stimulations to cervical tissue, spreading of preventing infections property inflammation, can also improve local organization microcirculation simultaneously, strengthen the resistivity of local organization.Therefore, utilize focusing supersonic wave treatment cervicitis to belong to a kind of non-invasively treating, and safety is high.
Meanwhile, apply concentration ultrasonic treat time, due to ultrasonic therapeutic head in use, ultrasonic transducer wherein can produce a large amount of heat, if these heats leave not in time, just may cause patient and burn, and affect the life-span of ultrasonic therapeutic head particularly ultrasonic transducer.Therefore, it is extremely important that cooling medium circulation canal is set in ultrasonic therapeutic head, existing cooling medium circulation canal is mainly by arranging water inlet pipe and outlet pipe realizes, although utilize the mode of recirculated water can play the effect of cooling, but this cooling structure more complicated, thus improve the cost of manufacture of ultrasonic therapeutic head.
In addition, the front end face of existing ultrasonic therapeutic head is provided with sound passing membrane usually, because sound passing membrane is fixed on the front end face of ultrasonic therapeutic head, be inconvenient to change, be all reuse sound passing membrane at present, thus there is the risk of cross infection, its sanitary condition can not meet the demands.
Summary of the invention
Technical problem to be solved by this invention is for above shortcomings in prior art, provides the focused ultrasonic treating head that a kind of structure is simple, be mainly used in treating cervicitis.
The technical scheme that solution the technology of the present invention problem adopts is that this focused ultrasonic treating head comprises shell and ultrasonic transducer, wherein, one end of described shell is provided with opening, described ultrasonic transducer can be located in described opening, and the position of ultrasonic transducer in described opening is configured such that hyperacoustic focal range that it sends is 3 ~ 5mm.
Preferably, this focused ultrasonic treating head also comprises cooling medium circulation canal, and in described cooling medium circulation canal, circulation has cooling medium.
Preferably, described cooling medium adopts de aerated water, distilled water or pure water.
Further preferably, the opening part of described shell is coated with sound passing membrane, ultrasonic transducer offers through hole, described cooling medium circulation canal comprises the feed tube be located in shell, described cooling medium enters in shell through feed tube, and through hole on ultrasonic transducer and the space entered between described sound passing membrane and the surface of emission of ultrasonic transducer.
Preferably, on described ultrasonic transducer, the diameter of through hole is 1.5 ~ 4mm.
Preferably, described focused ultrasonic treating head also comprises entrant sound pipe, and described entrant sound pipe box is on shell, entrant sound pipe comprises front end face and side, described front end face forms described sound passing membrane, and described side is sleeved on shell, and the front end face of entrant sound pipe/entrant sound pipe adopts acoustic window material to make.
Preferably, the cross-sectional area of described entrant sound pipe is greater than the cross-sectional area of shell, to make there is space between entrant sound pipe and shell, this space forms the back flow channel of cooling medium, and the cooling medium entered between sound passing membrane and the surface of emission of ultrasonic transducer flows out shell through this back flow channel.
Preferably, described shell and feed tube adopt metal material to make, and shell forms the positive pole/negative pole of an Electrode connection ultrasonic transducer, and feed tube forms the negative pole/positive pole of another Electrode connection ultrasonic transducer.
Preferably, described shell is connected with the positive pole/negative pole of ultrasonic transducer by the first shell fragment, and described feed tube is connected with the negative pole/positive pole of ultrasonic transducer by the second shell fragment; Or described shell is connected with the positive pole/negative pole of ultrasonic transducer by the first transmission line, described feed tube is connected with the negative pole/positive pole of ultrasonic transducer by the second transmission line.
Preferably, be also provided with insulator in described shell and be fixed on two electrodes on described insulator, one of them electrode is connected with the positive pole of ultrasonic transducer, and another electrode is connected with the negative pole of ultrasonic transducer.
A kind of ultrasonic therapeutic apparatus, comprise ultrasonic therapeutic head, described ultrasonic therapeutic head adopts above-mentioned focused ultrasonic treating head, and the frequency of ultrasonic transducer is 8 ~ 10MHz.
The beneficial effect of focused ultrasonic treating head of the present invention is: adopt this ultrasonic therapeutic head can treat the cervicitis of certain depth position, under the ul-trasonic irradiation of same energy intensity, first Inflammatory infiltrating cell under cervical mucosa and organizing of pathological changes sustain damage or destroy, and normal cervix uteri stroma (structure stand) can intactly remain, the tissue of regeneration will repair the cervical tissue of damage, is conducive to reducing the recurrence of cervicitis or infecting again of cervix uteri.
In addition, use entrant sound pipe by suit on shell, the cross infection between patient can be avoided, ensure that sanitary condition; Cooling medium circulation canal in shell cools to ultrasonic therapeutic head by adopting the mode of circulatory mediator, circulatory mediator had both served the effect of cooling, also can be used as hyperacoustic entrant sound medium simultaneously, and this cooling medium circulation canal is simple and reliable for structure, thus can ensure that this focused ultrasonic treating head structure is simple, entrant sound pipe is easy for installation and removal.
Accompanying drawing explanation
Fig. 1 is the structural representation of focused ultrasonic treating head in the embodiment of the present invention 2;
Fig. 2 is the structural representation of focused ultrasonic treating head in the embodiment of the present invention 2 (when not being set with entrant sound pipe);
Fig. 3 is the structural representation of focused ultrasonic treating head in the embodiment of the present invention 3 (when not being set with entrant sound pipe);
Fig. 4 is the structural representation of focused ultrasonic treating head in the embodiment of the present invention 4 (when not being set with entrant sound pipe).
In figure: 1-shell; 2-ultrasonic transducer; 3-entrant sound pipe; 4-sound passing membrane; 5-cooling medium; 6-feed tube; 7-insulator; 8-transmission line; 9-through hole; 10-ultrasound wave focus; The front end face of 11-shell; 12-first shell fragment; 13-second shell fragment; 14-electrode.
Detailed description of the invention
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment 1:
The present embodiment provides a kind of focused ultrasonic treating head, comprise shell and ultrasonic transducer, wherein, one end of described shell is provided with opening, described ultrasonic transducer can be located in described opening, and the position of ultrasonic transducer in described opening is configured such that hyperacoustic focal range that it sends is 3 ~ 5mm.
The present embodiment also provides a kind of ultrasonic therapeutic apparatus, comprises ultrasonic therapeutic head, and described ultrasonic therapeutic head adopts above-mentioned focused ultrasonic treating head.
Embodiment 2:
As shown in Figure 1, 2, the present embodiment provides a kind of focused ultrasonic treating head, it ultrasonic transducer 2 comprising shell 1 and be located in shell 1.Wherein, the front end of shell 1 is provided with opening, and ultrasonic transducer 2 can be located in described opening, and the position of ultrasonic transducer in described opening is configured such that hyperacoustic focal range that it sends is 3 ~ 5mm.The surface of emission of ultrasonic transducer is towards the opening part of shell.Also be provided with insulator 7 in shell, described insulator 7 is positioned at the rear end of shell.
Focused ultrasonic treating head in the present embodiment is mainly used in treating cervicitis, and therefore, the frequency of ultrasonic transducer 2 is 8MHz ~ 10MHz.Certainly, if be used for the treatment of other lesions positions, the feature ultrasonic transducer according to focus also can adopt other frequencies.
Need the different depth position of opening part ultrasonic transducer being embedded described shell according to treatment, thus the degree of depth of focal length S can be made different.Wherein, focal length S represents the distance between the front end face of this focused ultrasonic treating head and ultrasound wave focus 10, the distance of the position of the focal shape focus namely focused ultrasonic treating head end face to organism formed.For the present embodiment, focal length S just refers to the distance between the front end face 11 of shell and ultrasound wave focus 10.Because this focused ultrasonic treating head is mainly used in treating cervicitis, therefore the scope of focal length S is set to 3 ~ 5mm.In the present embodiment, the hyperacoustic focal length S scope being specifically set to the position of ultrasonic transducer in described opening to make it send is 3 ~ 5mm.
Wherein, this focused ultrasonic treating head also comprises cooling medium circulation canal, negotiable cooling medium 5 in described cooling medium circulation canal.In the present embodiment, described cooling medium 5 adopts de aerated water.
Preferably, this focused ultrasonic treating head also comprises the entrant sound pipe 3 that can be set on shell 1.Entrant sound pipe 3 adopts acoustic window material to make.In the present embodiment, entrant sound pipe 3 can adopt non-toxic plastic (such as nontoxic PP, HIPS) or rustless steel (such as 304 rustless steels) etc. to make.
In the present embodiment, described entrant sound pipe 3 is disposable product, is easy for installation and removal, ensure that the sanitary condition of focused ultrasonic treating head simultaneously, avoid cross infection.
Wherein, entrant sound pipe 3 comprises front end face and side, and the front end face of entrant sound pipe forms sound passing membrane 4, and described sound passing membrane 4 covers on the front end face 11 of shell.The side of described entrant sound pipe is sleeved on shell 1.In the present embodiment, described entrant sound pipe 3 all adopts acoustic window material to make.Certainly, also can only make the front end face of entrant sound pipe adopt acoustic window material to make, the side of entrant sound pipe then adopts other materials to make.In the present embodiment, entrant sound pipe 3 adopts the pipe suitable with shell 1 shape.
The middle part of ultrasonic transducer 2 offers through hole 9, and the shape of through hole 9 is circular, and its diameter is 1.5 ~ 4mm.
Described cooling medium circulation canal comprises the feed tube 6 be located in shell 1, and described feed tube 6 stretches in shell 1 from the rear end of shell through insulator 7.Cooling medium 5 enters in shell 1 through feed tube 6, then through hole 9 on ultrasonic transducer and the space entered between sound passing membrane 4 and the surface of emission of ultrasonic transducer.Feed tube 6 forms the feed pathway of cooling medium circulation canal.
The diameter of described entrant sound pipe 3 is greater than the diameter of shell 1, thus make to there is space between entrant sound pipe 3 and shell 1, this space forms cooling medium 5(de aerated water) back flow channel, the de aerated water entered between sound passing membrane and the surface of emission of ultrasonic transducer flows out shell 1 through this return flow line.
De aerated water to enter in shell from feed tube 6 and is full of whole enclosure, the through hole of de aerated water also in the middle part of ultrasonic transducer flows to the surface of emission of ultrasonic transducer simultaneously, make to be full of de aerated water between sound passing membrane 4 and the surface of emission of ultrasonic transducer, then de aerated water flows out shell 1 through described back flow channel again, and namely the cyclic process of whole de aerated water forms whole cooling medium circulation canal.Wherein, cooling medium is entrant sound medium and liquid coolant, and cools the surface of emission and the back side of ultrasonic transducer simultaneously.
Preferably, in the present embodiment, shell 1 and feed tube 6 adopt metal material to make, and feed tube 6 and shell 1, as two electrodes, connect positive pole and the negative pole of ultrasonic transducer respectively by transmission line 8.
The present embodiment also provides a kind of ultrasonic therapeutic apparatus, and it comprises ultrasonic therapeutic head and the treatment rifle after being located at ultrasonic therapeutic head, and wherein, described ultrasonic therapeutic head adopts the focused ultrasonic treating head in the present embodiment.Treatment rifle adopts the mode such as clamping, rotation fastening to be connected with the rear end of this focused ultrasonic treating head.
When adopting the focus of this ultrasonic therapeutic apparatus to position of uterine neck to treat, the ultrasound wave that ultrasonic transducer sends enters in patient body through sound passing membrane 4 and treats focus.
Embodiment 3:
As shown in Figure 3, in the present embodiment, focused ultrasonic treating head is with the difference of embodiment 2: shell 1 is connected with the positive pole/negative pole of ultrasonic transducer by the first shell fragment 12, and feed tube 6 is connected with the negative pole/positive pole of ultrasonic transducer by the second shell fragment 13;
Or shell 1 is connected with the positive pole/negative pole of ultrasonic transducer by the first transmission line, feed tube 6 is connected with the negative pole/positive pole of ultrasonic transducer by the second transmission line.
In the present embodiment, other structures of focused ultrasonic treating head are all identical with embodiment 2, repeat no more here.
Embodiment 4:
As shown in Figure 4, in the present embodiment, the difference of focused ultrasonic treating head and embodiment 2 is: the feed tube 6 in the present embodiment and shell 1 be not as two electrodes, but separately establish two independent electrodes 14 in the enclosure, described two electrodes 14 are connected respectively by the positive pole of transmission line and ultrasonic transducer and negative pole.
Two independent electrodes 14 are also provided with, wherein, on the fixing insulator 7 in the enclosure of described two electrodes 14 in shell.
In the present embodiment, other structures of focused ultrasonic treating head are all identical with embodiment 2, repeat no more here.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.

Claims (11)

1. a focused ultrasonic treating head, comprise shell and ultrasonic transducer, it is characterized in that, one end of described shell is provided with opening, described ultrasonic transducer can be located in described opening, and the position of ultrasonic transducer in described opening is configured such that hyperacoustic focal range that it sends is 3 ~ 5mm.
2. focused ultrasonic treating head according to claim 1, is characterized in that, this focused ultrasonic treating head also comprises cooling medium circulation canal, and in described cooling medium circulation canal, circulation has cooling medium.
3. focused ultrasonic treating head according to claim 2, is characterized in that, described cooling medium adopts de aerated water, distilled water or pure water.
4. focused ultrasonic treating head according to claim 2, it is characterized in that, the opening part of described shell is coated with sound passing membrane, ultrasonic transducer offers through hole, described cooling medium circulation canal comprises the feed tube be located in shell, described cooling medium enters in shell through feed tube, and through hole on ultrasonic transducer and the space entered between described sound passing membrane and the surface of emission of ultrasonic transducer.
5. focused ultrasonic treating head according to claim 4, is characterized in that, on described ultrasonic transducer, the diameter of through hole is 1.5 ~ 4mm.
6. focused ultrasonic treating head according to claim 4, it is characterized in that, described focused ultrasonic treating head also comprises entrant sound pipe, described entrant sound pipe box is on shell, entrant sound pipe comprises front end face and side, described front end face forms described sound passing membrane, and described side is sleeved on shell, and the front end face of entrant sound pipe/entrant sound pipe adopts acoustic window material to make.
7. focused ultrasonic treating head according to claim 6, it is characterized in that, the cross-sectional area of described entrant sound pipe is greater than the cross-sectional area of shell, to make there is space between entrant sound pipe and shell, this space forms the back flow channel of cooling medium, and the cooling medium entered between sound passing membrane and the surface of emission of ultrasonic transducer flows out shell through this back flow channel.
8. focused ultrasonic treating head according to claim 4, it is characterized in that, described shell and feed tube adopt metal material to make, and shell forms the positive pole/negative pole of an Electrode connection ultrasonic transducer, and feed tube forms the negative pole/positive pole of another Electrode connection ultrasonic transducer.
9. focused ultrasonic treating head according to claim 8, is characterized in that, described shell is connected with the positive pole/negative pole of ultrasonic transducer by the first shell fragment, and described feed tube is connected with the negative pole/positive pole of ultrasonic transducer by the second shell fragment; Or,
Described shell is connected with the positive pole/negative pole of ultrasonic transducer by the first transmission line, and described feed tube is connected with the negative pole/positive pole of ultrasonic transducer by the second transmission line.
10. focused ultrasonic treating head according to claim 4, it is characterized in that, also be provided with insulator in described shell and be fixed on two electrodes on described insulator, one of them electrode is connected with the positive pole of ultrasonic transducer, and another electrode is connected with the negative pole of ultrasonic transducer.
11. 1 kinds of ultrasonic therapeutic apparatus, comprise ultrasonic therapeutic head, it is characterized in that, the focused ultrasonic treating head that described ultrasonic therapeutic head adopts one of claim 1 ~ 10 described, and wherein, the frequency of ultrasonic transducer is 8 ~ 10MHz.
CN201310636414.9A 2013-11-27 2013-11-27 Focused ultrasonic treating head and ultrasonic therapeutic apparatus Active CN104667439B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108905007A (en) * 2018-08-28 2018-11-30 何维冲 A kind of multi-frequency common electrode ultrasonic therapeutic head
GB2569194A (en) * 2017-12-11 2019-06-12 Laser Lipo Ltd Ultrasound applicator device
CN111495455A (en) * 2020-05-09 2020-08-07 中国科学院深圳先进技术研究院 Non-contact ultrasonic liquid transfer device and method
CN112370595A (en) * 2020-11-13 2021-02-19 武汉盛大康成医药科技有限公司 Multifunctional debridement instrument
WO2024045706A1 (en) * 2022-08-30 2024-03-07 重庆海扶医疗科技股份有限公司 Ultrasonic therapeutic device

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GB2569194A (en) * 2017-12-11 2019-06-12 Laser Lipo Ltd Ultrasound applicator device
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CN111495455A (en) * 2020-05-09 2020-08-07 中国科学院深圳先进技术研究院 Non-contact ultrasonic liquid transfer device and method
CN112370595A (en) * 2020-11-13 2021-02-19 武汉盛大康成医药科技有限公司 Multifunctional debridement instrument
WO2024045706A1 (en) * 2022-08-30 2024-03-07 重庆海扶医疗科技股份有限公司 Ultrasonic therapeutic device

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