CN215084377U - Sound transmission device for ultrasonic head - Google Patents
Sound transmission device for ultrasonic head Download PDFInfo
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- CN215084377U CN215084377U CN202120365501.5U CN202120365501U CN215084377U CN 215084377 U CN215084377 U CN 215084377U CN 202120365501 U CN202120365501 U CN 202120365501U CN 215084377 U CN215084377 U CN 215084377U
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Abstract
The utility model provides an acoustically transparent device for ultrasonic head relates to medical instrument technical field, and this acoustically transparent device is fixed in the overhead fixed subassembly of ultrasonic with acoustically transparent fixed shim including the acoustically transparent fixed shim that has the acoustically transparent function, and acoustically transparent fixed shim both sides distribute has semi-solid tie coat, and semi-solid tie coat one side is used for being used for in focus department, and the opposite side is used for bonding on the ultrasonic head. The utility model discloses utilize the sound transmission fixed gasket to replace traditional waterborne couplant, overcome the couplant and become liquid when the treatment, the mobility is strong, leads to the unreliable defect of ultrasonic head contact state in the treatment process.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a sound-transmitting device for ultrasonic head is related to.
Background
Transcranial ultrasonic therapy is a conventional encephalopathy treatment means, an ultrasonic treatment head is attached to the surface of the skin of the head of a patient, and ultrasonic waves are generated by applying a specified sinusoidal pulse driving signal to a transducer and act on a focus.
The existing ultrasonic therapy needs to coat a couplant on an ultrasonic head as an intermediate medium to be connected with the skin of a human body, and the couplant is in a semi-fluid state, so that the couplant can become liquid during therapy, and the contact state of the couplant in the ultrasonic head therapy process is unreliable due to strong fluidity.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an it is provided an acoustically transparent device for ultrasonic head to solved among the prior art and scribble the couplant at the ultrasonic head and contact with human skin as the intermediate medium, because the couplant belongs to semifluid form, will become liquid during the treatment, its mobility is strong leads to the unreliable technical problem of the contact state of ultrasonic head in the treatment process.
In order to realize above-mentioned purpose, the utility model provides an acoustically transparent device for ultrasonic head, including the acoustically transparent fixed shim who has the acoustically transparent function with be used for with acoustically transparent fixed shim is fixed in the overhead fixed subassembly of ultrasonic, acoustically transparent fixed shim both sides evenly distribute has semi-solid tie coat, semi-solid tie coat one side is used for being used for in focus department, and the opposite side is used for bonding on the ultrasonic head.
According to a preferred embodiment, the acoustically transparent fixing gasket comprises an acoustically transparent membrane, the semi-solid adhesive layer being evenly distributed on both sides of the acoustically transparent membrane.
According to a preferred embodiment, the sound-permeable membrane is made of polytetrafluoroethylene.
According to a preferred embodiment, the semi-solid adhesive layer is provided as a horizontally spread hydrogel.
According to a preferred embodiment, the hydrogel is made of a polyethylene polymer material.
According to a preferred embodiment, the fixing assembly is configured to fix a snap ring.
According to a preferred embodiment, the retaining collar is annular.
According to a preferred embodiment, release films are flatly laid on two sides of the semi-solid bonding layer far away from the sound-transmitting film, and the release films cover the exposed semi-solid bonding layer.
According to a preferred embodiment, it includes to be close to from the type membrane from the first type membrane of ultrasonic head and keep away from the second type membrane of ultrasonic head, first type membrane with the second type membrane all with the shape matching of semi-solid tie coat just covers on the semi-solid tie coat.
According to a preferred embodiment, the size of the first release film is smaller than the size of the second release film.
The utility model provides an acoustically transparent device for ultrasonic head has following technological effect:
this kind of sound transmission device, mainly used install on ultrasonic head, including the sound transmission fixed shim who has the sound transmission function with be used for being fixed in the overhead fixed subassembly of ultrasonic with sound transmission fixed shim, sound transmission fixed shim both sides evenly distribute has semi-solid tie coat, semi-solid tie coat one side is used for being in focus department, and the opposite side is used for bonding on ultrasonic head, and ultrasonic wave sees through sound transmission fixed shim and acts on patient focus department, reaches the purpose of treatment, the utility model discloses utilize sound transmission fixed shim to replace traditional waterborne couplant, overcome the couplant and become liquid when the treatment, mobility is strong, leads to the unreliable defect of contact state of ultrasonic head in treatment process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an exploded view of an acoustically transparent device according to an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic diagram of a partially exploded configuration of the acoustically transparent device of FIG. 1;
fig. 4 is a state diagram of the use of the sound-transmitting device of fig. 1.
Wherein, fig. 1-4:
1. an ultrasonic head; 2. an acoustically transparent device; 21. an acoustically transparent fixed spacer; 211. an acoustically transparent membrane; 212. a hydrogel; 213. a hydrogel; 214. a second release film; 215. a first release film; 22. and fixing the snap ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.
As described in the background art, in the ultrasonic therapy in the prior art, a couplant is required to be coated on an ultrasonic head to be connected to the skin of a human body as an intermediate medium, the couplant is in a semi-fluid state, and the couplant turns into liquid during therapy, so that the contact state of the ultrasonic head in the therapy process is unreliable due to strong fluidity of the couplant.
Based on this, the utility model provides an acoustically transparent device 2, mainly used install on ultrasonic head 1, and the ultrasonic wave that ultrasonic head 1 sent sees through acoustically transparent fixed gasket 21 and acts on patient's focus department, reaches the purpose of treatment, the utility model discloses utilize acoustically transparent fixed gasket 21 to replace traditional waterborne couplant, overcome the couplant and become liquid when the treatment, mobility is strong, leads to the unreliable defect of ultrasonic head 1 contact state in the treatment process.
In particular, the present invention provides an acoustic transmission device 2 for an ultrasound head 1, which can be installed on an ultrasound head 1 for ultrasound therapy, and it should be noted that the acoustic transmission device 2 of the present invention is used in a specific focus, i.e. the ultrasound head 1 cannot move back and forth.
The specific specification and dimension of the sound-transmitting device 2 are determined according to the model of the ultrasonic head 1 in practical use.
As shown in fig. 1-4, the ultrasound head 1 is located below the acoustic transmission device 2, the acoustic transmission device 2 includes an acoustic transmission fixing gasket 21 having an acoustic transmission function, and a fixing component for fixing the acoustic transmission fixing gasket 21 on the ultrasound head 1, semi-solid adhesive layers are distributed on both sides of the acoustic transmission fixing gasket 21, when in use, the fixing component fixes the acoustic transmission fixing gasket 21 on the ultrasound head 1, one side of the semi-solid adhesive layer acts on a focus, and the other side is adhered on the ultrasound head 1, and the ultrasonic waves act on the focus through the acoustic transmission fixing gasket 21, which is generated by a specified sinusoidal pulse driving signal, thereby achieving the purpose of ultrasonic therapy.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, the acoustically transparent fixing pad 21 includes an acoustically transparent film 211, the semi-solid adhesive layer is uniformly distributed on both sides of the acoustically transparent film 211, i.e. the semi-solid adhesive layer is bonded on both sides of the acoustically transparent fixing pad 21, and the acoustically transparent film 211 is preferably made of teflon.
Polytetrafluoroethylene (PTFE) is a high molecular polymer prepared by polymerizing tetrafluoroethylene as a monomer, and has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electrical insulation property and good ageing resistance.
In an embodiment of the present invention, the semi-solid adhesive layer is formed of the hydrogel 212,213 spreading out horizontally, and it should be noted that the semi-solid adhesive layer of the present invention is not limited to the hydrogel 212,213, and it is within the scope of the present invention that the semi-solid adhesive layer is in a semi-solid shape and can achieve the purpose of adhesion.
Hydrogels 212,213 are gels with water as the dispersion medium. The water-soluble polymer with a reticular cross-linked structure is a cross-linked polymer which is formed by introducing a part of hydrophobic groups and hydrophilic residues into the water-soluble polymer, wherein the hydrophilic residues are combined with water molecules to connect the water molecules in the reticular structure, and the hydrophobic residues swell when meeting water. Is a polymer network system, has soft property, can keep a certain shape, and can absorb a large amount of water.
Macromolecules are large molecules consisting of a large number of one or several relatively simple structural units, each of which contains several atoms linked together, the number of atoms contained in the entire macromolecule being typically more than several tens of thousands, and the atoms being linked together by covalent bonds.
The polymer compound has a high molecular weight, and the conditions of intermolecular forces are greatly different from those of small molecules, so that the polymer compound has high strength, high toughness, high elasticity and the like.
When atoms in a polymer compound are bonded to form a long linear molecule, the molecule is called a linear polymer, such as a polyethylene molecule, which is melted by heating and dissolved in a suitable solvent.
The utility model discloses in a further embodiment, fixed subassembly sets up to fixed snap ring 22, and fixed snap ring 22 is the ring form, is made by the ABS material.
The utility model discloses in further embodiment, when sound-transmitting device 2 is in non-user state, in order to protect semi-solid tie coat, prevent that it from losing viscidity, the both sides tiling that sound-transmitting membrane 211 was kept away from to semi-solid tie coat is from the type membrane, covers on naked semi-solid tie coat from the type membrane.
As shown in fig. 1 to 3, the release film includes a first release film 215 close to the ultrasound head 1 and a second release film 214 far from the ultrasound head 1, the first release film 215 and the second release film 214 both match the shape of the semi-solid adhesive layer and cover the semi-solid adhesive layer, and the size of the first release film 215 is smaller than that of the second release film 214.
The implementation process comprises the following steps: the first release film 215 and the second release film 214 are coated on the hydrogel 212,213, the sound-transmitting film 211 is die-cast between the two layers of hydrogel 212,213, the two layers are cut according to the specification by a special punching tool, and the redundant parts are removed to form the sound-transmitting fixing gasket 21.
In operation, the first release film 215 on the side of the ultrasonic head 1 is removed, the exposed hydrogel 212 and 213 surfaces are attached to the surface of the ultrasonic head 1 transducer, the fixing snap ring 22 is sleeved on the shell of the ultrasonic head 1, the exposed sound-transmitting film 211 is pressed and locked, as shown in fig. 4, finally the exposed second release film 214 is removed, and the exposed hydrogel 212 and 213 surfaces are attached to the focus of a patient.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides an acoustically transparent device for ultrasonic head which characterized in that, including the acoustically transparent fixed shim that has the acoustically transparent function with be used for with acoustically transparent fixed shim is fixed in the overhead fixed subassembly of ultrasonic, acoustically transparent fixed shim both sides evenly distribute has semi-solid tie coat, semi-solid tie coat one side is used for being used for in focus department, and the opposite side is used for bonding on the ultrasonic head.
2. An acoustically transparent means for a sonotrode according to claim 1, characterized in that said acoustically transparent fixing gasket comprises an acoustically transparent membrane, said semi-solid adhesive layer being uniformly distributed on both sides of said acoustically transparent membrane.
3. An acoustically transparent means for a sonotrode of claim 2, characterized in that said acoustically transparent membrane is made of polytetrafluoroethylene.
4. An acoustically transparent means for a sonotrode according to claim 2, characterized in that said semi-solid adhesive layer is provided as a horizontally spread hydrogel.
5. An acoustically transparent means for a sonotrode of claim 4, characterized in that said hydrogel is made of polyethylene polymer material.
6. An acoustically transparent means for a sonotrode according to claim 2, characterized in that said fixing assembly is provided as a fixing snap ring.
7. An acoustically transparent means for a sonotrode as claimed in claim 6, characterized in that said retaining snap ring is annular.
8. An acoustically transparent means for a sonotrode according to any one of claims 2-7, characterized in that release film is laid on both sides of said semi-solid adhesive layer remote from said acoustically transparent film, said release film covering the exposed semi-solid adhesive layer.
9. The acoustically transparent device for an ultrasonic head of claim 8, wherein the release film comprises a first release film near the ultrasonic head and a second release film far from the ultrasonic head, the first release film and the second release film both match the shape of the semi-solid adhesive layer and cover the semi-solid adhesive layer.
10. An acoustically transparent device for an ultrasound head as claimed in claim 9, in which the first release film is smaller in size than the second release film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120365501.5U CN215084377U (en) | 2021-02-09 | 2021-02-09 | Sound transmission device for ultrasonic head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120365501.5U CN215084377U (en) | 2021-02-09 | 2021-02-09 | Sound transmission device for ultrasonic head |
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| CN215084377U true CN215084377U (en) | 2021-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113558716A (en) * | 2021-07-16 | 2021-10-29 | 深圳市奥昇医疗科技有限责任公司 | Coupling membrane assembly and high-intensity focused ultrasound equipment |
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2021
- 2021-02-09 CN CN202120365501.5U patent/CN215084377U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113558716A (en) * | 2021-07-16 | 2021-10-29 | 深圳市奥昇医疗科技有限责任公司 | Coupling membrane assembly and high-intensity focused ultrasound equipment |
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