CN210019525U - Double-end shock wave source of external stone crusher and external stone crusher - Google Patents
Double-end shock wave source of external stone crusher and external stone crusher Download PDFInfo
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- CN210019525U CN210019525U CN201920622594.8U CN201920622594U CN210019525U CN 210019525 U CN210019525 U CN 210019525U CN 201920622594 U CN201920622594 U CN 201920622594U CN 210019525 U CN210019525 U CN 210019525U
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Abstract
The utility model relates to an external stone crusher technical field especially relates to an external stone crusher's double-end shock wave source and external stone crusher. The utility model discloses an external lithotripter's double-end shock wave source and external lithotripter, wherein the double-end shock wave source of external lithotripter includes first shock wave source and second shock wave source, the focus coincidence in first shock wave source and second shock wave source sets up, the shock wave direction in first shock wave source and the shock wave direction in second shock wave source's contained angle is adjustable. The utility model discloses can improve rubble efficiency, shorten treatment time and treatment number of times, to the shock wave energy dispersion through the health tissue, reduce the damage of kidney tissue, consequently the kidney damage reduces, reduces patient's misery and complication, and can adjust shock wave source contained angle to the size that the fat thin differs, lets shock wave source and patient's table body have better laminating, improves the rubble effect.
Description
Technical Field
The utility model belongs to the technical field of external stone crusher, specifically relate to an external stone crusher's double-end shock wave source and external stone crusher.
Background
The electromagnetic extracorporeal shock wave lithotripter is applied to extracorporeal lithotripsy, the mode adopted at present is a single-wave source mode, a single-shock-wave-source generator forms a focal zone similar to a cigar shape, as shown in figure 1, only the central part of the focal zone acts on lithotripsy, lithotripsy is facilitated, the marginal part is easier to damage the device, the lithotripsy is easy to displace, the energy of shock waves is high to effectively break the lithotripsy, and patients have strong pain and many complications.
Disclosure of Invention
An object of the utility model is to provide a double-end shock wave source and external stone crusher of external stone crusher are with the technical problem who solves above-mentioned existence.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an external lithotripter's double-end shock wave source, includes first shock wave source and second shock wave source, the focus coincidence setting of first shock wave source and second shock wave source, the shock wave direction of first shock wave source and the contained angle of the shock wave direction of second shock wave source are adjustable.
Furthermore, the first shock wave source can move in a circular arc mode with the focus as the circle center and/or the second shock wave source can move in a circular arc mode with the focus as the circle center so as to adjust the included angle between the shock wave direction of the first shock wave source and the shock wave direction of the second shock wave source.
Furthermore, the shock wave generator further comprises a driving mechanism, wherein the driving mechanism drives the first shock wave source to do circular arc movement by taking the focus as a circle center, and the second shock wave source can do circular arc movement by taking the focus as a circle center so as to adjust an included angle between the shock wave direction of the first shock wave source and the shock wave direction of the second shock wave source.
Furthermore, the driving mechanism comprises a motor and a transmission mechanism, and the motor drives the first shock wave source and the second shock wave source to do circular arc movement by taking the focus as a circle center through the transmission mechanism.
Furthermore, the motor is a motor with a braking function, and the number of the motors is one.
Furthermore, the transmission mechanism is composed of a gear, a synchronous belt pulley and a synchronous belt.
The shock wave generator further comprises a shell, the driving mechanism is arranged in the shell, a mounting groove is formed in the shell, the first shock wave source and the second shock wave source are arranged on the mounting groove, the rear ends of the first shock wave source and the second shock wave source are in driving connection with the driving mechanism, and the front ends of the first shock wave source and the second shock wave source extend out of the shell.
Furthermore, the inner wall of the mounting groove is also provided with a movable guide groove, the first shock wave source and the second shock wave source are respectively provided with a sliding guide wheel, and the sliding guide wheels are movably arranged in the movable guide groove.
Furthermore, the adjustable range of the included angle between the shock wave direction of the first shock wave source and the shock wave direction of the second shock wave source is 65-85 degrees.
Furthermore, the first shock wave source and the second shock wave source are both electromagnetic shock wave sources.
The utility model also discloses an external stone crusher, be equipped with foretell external stone crusher's double-end shock wave source.
The utility model has the advantages of:
the utility model discloses can realize that the calculus of different positions selects different shock wave sources, and the using-way is nimble various to reach best treatment.
When the first shock wave source and the second shock wave source are selected for simultaneous treatment, shock waves are incident from two directions with half of energy and are converged at a calculus to reach the total energy, the shock wave energy passing through tissues is dispersed, and the damage of kidney tissues is reduced, so that the kidney damage is reduced, and the pain and the complications of a patient are reduced. Meanwhile, a unique three-dimensional butterfly-shaped focusing area is formed, the stone breaking efficiency is improved, shock wave stones emitted from different directions are easy to crush, the whole stones can be wrapped under the same energy, and the treatment time and the treatment times are shortened.
And to the contained angle that first shock wave source and second shock wave source can be adjusted to the size that fat thin differs, let shock wave source and patient's table body have better laminating, the suitability is wider, and it is more convenient to use, improves the rubble effect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and 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 a schematic diagram of a shape of a focal zone of a single-wave source;
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
fig. 3 is a schematic view of another structure of the embodiment of the present invention;
FIG. 4 is a schematic view of a part of a structure according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a second partial structure according to an embodiment of the present invention;
fig. 6 is a schematic view of a part of a structure of an embodiment of the present invention;
fig. 7 is a schematic view of a part of the structure of the embodiment of the present invention;
FIG. 8 is a schematic diagram of a dual wave source focal zone shape according to an embodiment of the present invention;
fig. 9 is a schematic view of a touch screen interface according to an embodiment of the present invention;
fig. 10 is a schematic control diagram of the first shock wave source and the second shock wave source according to the embodiment of the present invention.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
As shown in fig. 2 to 7, a double-headed shock wave source of an extracorporeal lithotripter comprises a first shock wave source 11 and a second shock wave source 12, wherein the focuses 3 of the first shock wave source 11 and the second shock wave source 12 are overlapped, and an included angle θ between the shock wave direction of the first shock wave source 11 and the shock wave direction of the second shock wave source 12 (hereinafter, referred to as an included angle between the first shock wave source 11 and the second shock wave source 12) is adjustable.
In this embodiment, the first shock wave source 11 can move in an arc manner with the focus 3 as a center of circle and the second shock wave source 12 can move in an arc manner with the focus 3 as a center of circle to adjust an included angle θ between the first shock wave source 11 and the second shock wave source 12, so as to be suitable for body types with different sizes, so that the first shock wave source 11 and the second shock wave source 12 can be better attached to the surface of the patient, and the lithotripsy effect is improved. Adopt first shock wave source 11 and second shock wave source 12 to remove simultaneously for contained angle theta adjusts more fast and symmetry good, and it is more convenient to use.
Of course, in other embodiments, the included angle θ between the first shock wave source 11 and the second shock wave source 12 may be adjusted by only moving the first shock wave source 11 in an arc around the focal point 3 or only moving the second shock wave source 12 in an arc around the focal point 3.
In some embodiments, the first shock wave source 11 and the second shock wave source 12 may be manually driven to move in an arc around the focal point 3 to adjust the included angle θ between the first shock wave source 11 and the second shock wave source 12, but the manual method is low in adjustment accuracy, poor in effect, low in efficiency and inconvenient to use.
Preferably, in this concrete implementation, still include actuating mechanism, actuating mechanism drives first shock wave source 11 simultaneously and uses focus 3 to do the circular arc and remove and second shock wave source 12 uses focus 3 to do the circular arc and remove and adjust the contained angle theta of first shock wave source 11 and second shock wave source 12 as the circular arc removal of centre of a circle with focus 3, adopts actuating mechanism to adjust contained angle theta, and it is high to adjust the precision, and degree of automation is high, and it is effectual to adjust, and it is convenient to use.
In this embodiment, the driving mechanism includes a motor 4 and a transmission mechanism, and the motor 4 drives the first shock wave source 11 and the second shock wave source 12 to move in an arc around the focal point 3 through the transmission mechanism.
Specifically, in this embodiment, the number of the motors 4 is one, which saves cost, reduces occupied space, and is simple to control and good in synchronism, the transmission mechanism includes a first gear 61, a second gear 62, a third gear 68, a fourth gear 60, a first synchronous pulley 63, a second synchronous pulley 64, a third synchronous pulley 67, a fourth synchronous pulley 69, a first synchronous belt 66 and a second synchronous belt 65, the first gear 61 and the second synchronous pulley 64 are coaxially disposed on the output shaft of the motor 4, the second gear 62 is in meshing transmission with the first gear 61, the first synchronous pulley 63 is coaxially disposed with the second gear 62, the first synchronous pulley 63 is in transmission connection with the fourth synchronous pulley 69 through the second synchronous belt 65, the fourth synchronous pulley 69 is coaxially disposed with the fourth gear 60, the second synchronous pulley 64 is in transmission connection with the third synchronous pulley 67 through the first synchronous belt 66, the third synchronous pulley 67 and the third gear 68 are coaxially arranged, the rear end of the first shock wave source 11 is provided with arc gear teeth 111 taking the focus 3 as a circle center for meshing transmission with the third gear 68, and the rear end of the second shock wave source 12 is provided with arc gear teeth 121 taking the focus 3 as a circle center for meshing transmission with the fourth gear 60. The transmission mechanism of the embodiment has accurate transmission ratio, small acting force on the shaft and compact structure.
Of course, in other embodiments, other existing transmission mechanisms, such as gear transmission, screw transmission, etc., can be adopted, which can be easily realized by those skilled in the art and will not be described in detail.
Preferably, in this embodiment, the first gear 61 and the second gear 62 have the same specification, the third gear 68 and the fourth gear 60 have the same specification, the first synchronous pulley 63 and the second synchronous pulley 64 have the same specification, the third synchronous pulley 67 and the fourth synchronous pulley 69 have the same specification, and the first synchronous belt 66 and the second synchronous belt 65 have the same specification, so that the motor 4 drives the first shock wave source 11 and the second shock wave source 12 to move towards or away from each other at a constant speed through the transmission mechanism, so that the included angle θ between the first shock wave source 11 and the second shock wave source 12 is symmetrically reduced or enlarged, and the control is simpler and more precise.
Of course, in other embodiments, two motors may be used to respectively drive the first shock wave source 11 and the second shock wave source 12 to move in an arc around the focal point 3.
In this embodiment, the motor 4 is preferably a motor with a reduction box and a brake function, so that the included angle between the first shock wave source 11 and the second shock wave source 12 is constant during treatment, and accurate positioning of the calculus is ensured. The motor 4 is preferably a servo motor, and the control is more precise, but not limited to this.
In this specific embodiment, still include casing 2, actuating mechanism sets up in casing 2, be equipped with mounting groove 21 on casing 2, first shock wave source 11 and second shock wave source 12 set up on mounting groove 21, the front end of first shock wave source 11 and second shock wave source 12 stretches out outside casing 2.
In this embodiment, the housing 2 is substantially in the shape of a circular arc, so that the structure is more compact, but the invention is not limited thereto.
Further, the inner wall of the mounting groove 21 is further provided with two groups of arc-shaped moving guide grooves 211 with the focus 3 as a center, the first shock wave source 11 and the second shock wave source 12 are further respectively provided with a sliding guide wheel 5, the sliding guide wheels 5 are respectively movably arranged in the two groups of moving guide grooves 211 and used for guiding the movement of the first shock wave source 11 and the second shock wave source 12, so that the first shock wave source 11 and the second shock wave source 12 can move more accurately and smoothly, and the adjusting range of the included angle θ is limited by the length of the moving guide grooves 211.
In this embodiment, the adjustable range of the included angle θ between the first shock wave source 11 and the second shock wave source 12 is preferably 65-85 degrees, but not limited thereto.
In the present embodiment, the first shock wave source 11 and the second shock wave source 12 are both electromagnetic shock wave sources, but the present invention is not limited thereto.
The use process comprises the following steps:
firstly, removing metal or hard objects (belts, zippers and the like) on a patient, and taking off clothes with the radius of 15-20 cm around the calculus; the normal size patient need not to adjust the contained angle theta of first shock wave source 11 and second shock wave source 12, and the operation flow is unanimous with traditional external stone crusher. Different body position stones are treated by adopting different shock wave sources to achieve the optimal treatment effect, for example, all stones in the kidney and stones at the upper section of the ureter can be treated by adopting double shock wave sources; the intrarenal and ureteral calculus can be treated by the lower shock wave source (the second shock wave source 12) alone; the middle section and the lower section of the ureter are treated by adopting an upper shock wave source (a first shock wave source), and the distance from the shock wave source to the middle section and the lower section of the ureter is shortest. Easy to position, without interference; treating calculi in the lower renal cup, and treating the calculi in the prone position with the lower cup above and the upper shock wave source mode with shock wave from top to bottom.
The description will be given by taking the ureteral superior calculus as an example, the ureteral superior calculus is treated by using double shock wave sources, the included angle theta of the first shock wave source 11 and the second shock wave source 12 can be enlarged or reduced according to the body size of the patient, and if the body size of the patient is obese, the included angle theta of the first shock wave source 11 and the second shock wave source 12 can be enlarged, so that the patient can be well attached to the water sacs of the first shock wave source 11 and the second shock wave source 12. By clicking an included angle expansion key of a touch screen (as shown in fig. 9), the servo motor 4 rotates forwards, and because an internal program sets whether the included angle expansion key or the included angle reduction key is pressed, the servo motor 4 stops operating after the included angle theta is expanded or reduced by 1 degree, and the included angle expansion key or the included angle reduction key is pressed again in the operating process of the servo motor 4 and is invalid, and the servo motor 4 is pressed again only after the operation of the servo motor 4 stops; the servo motor 4 synchronously drives the first shock wave source 11 and the second shock wave source 12 to move back and forth at a constant speed through the transmission mechanism, so that the first shock wave source 11 and the second shock wave source 12 are symmetrically enlarged. The optimal angle is adjusted, so that the body position of the patient can be well attached to the water bags of the first shock wave source 11 and the second shock wave source 12. The movement of the first shock wave source 11 and the second shock wave source 12 is circular motion with the focus intersection 3 of the first shock wave source 11 and the second shock wave source 12 as the center of circle, so that the intersection focus 3 of the first shock wave source 11 and the second shock wave source 12 is not changed after the included angle between the first shock wave source 11 and the second shock wave source 12 is changed; preliminarily determining the body position of the calculus according to the diagnosis result, filling water into the first shock wave source 11 and the second shock wave source 12 after positioning is finished, smearing coupling silicone oil on the surfaces and the affected parts of the first shock wave source 11 and the second shock wave source 12 before water filling, visually observing the contact degree of the first shock wave source 11 and the second shock wave source 12 with a patient, and starting treatment after each item is confirmed to be normal.
The high-voltage generating device of the first shock wave source 11 and the second shock wave source 12 is the same as the traditional electromagnetic type extracorporeal lithotripter, but a wave source selection control circuit is added in the control part, as shown in fig. 10, when the double shock wave sources are used for working simultaneously, the wave source selection control circuit gives signals to the wave source control circuit, so that high voltage is sent to the electromagnetic heads of the double shock wave sources through the wave source control circuit, shock waves generated by the double shock wave sources are incident from two directions by half energy, and the total energy is reached at the focus intersection 3 of the two shock wave sources, namely the calculus position, namely J1 + J2 + J0; j1 and J2 are the energy of the first shock wave source 11 and the second shock wave source 12 when they work alone, J0 is the energy of the double shock wave sources when they work, and J1 is J2 is J0 under the same condition. The resulting focal zone is now "butterfly" shaped, as shown in fig. 8, the butterfly shape contains an ideal focal zone sphere shape, and under the same energy, it can wrap the whole stone, and when the shock wave dose is divided into two different angles of incidence and passes through the body along different paths, the crystal structure of the stone is sensitive to the interaction of the shock wave energy incident at different angles, and the stone is more easily crushed; meanwhile, the shock waves incident from 2 different angles can clamp the suspended calculus like a pliers to accurately crush the calculus. Therefore, the lithotripsy efficiency is improved, the repeated beating rate is reduced, meanwhile, shock waves are incident from two directions with half energy and are converged at the calculus to reach the total energy, the energy of the shock waves passing through tissues is dispersed, and the damage of kidney tissues is reduced, so that the kidney damage is reduced, and the pain and the complications of patients are reduced.
The utility model also discloses an external stone crusher, be equipped with foretell external stone crusher's double-end shock wave source.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides an external lithotripter's double-end shock wave source which characterized in that: including first shock wave source and second shock wave source, the focus coincidence setting of first shock wave source and second shock wave source, the shock wave direction of first shock wave source and the shock wave direction's of second shock wave source contained angle is adjustable.
2. The double-headed shock wave source of an extracorporeal lithotripter of claim 1, wherein: the first shock wave source can move in a circular arc mode with the focus as the circle center and/or the second shock wave source can move in a circular arc mode with the focus as the circle center so that the included angle between the shock wave direction of the first shock wave source and the shock wave direction of the second shock wave source can be adjusted.
3. The double-headed shock wave source of an extracorporeal lithotripter of claim 2, wherein: the shock wave source device is characterized by further comprising a driving mechanism, wherein the driving mechanism drives the first shock wave source to do circular arc movement by taking the focus as a circle center, and the second shock wave source can do circular arc movement by taking the focus as a circle center to adjust an included angle between the shock wave direction of the first shock wave source and the shock wave direction of the second shock wave source.
4. The double-headed shock wave source of an extracorporeal lithotripter of claim 3, wherein: the driving mechanism comprises a motor and a transmission mechanism, and the motor drives the first shock wave source and the second shock wave source to do circular arc movement by taking the focus as a circle center through the transmission mechanism.
5. The double-headed shock wave source of an extracorporeal lithotripter of claim 4, wherein: the motor is a motor with a braking function, and the number of the motors is one.
6. The double-headed shock wave source of an extracorporeal lithotripter of claim 4, wherein: the transmission mechanism is composed of a gear, a synchronous belt pulley and a synchronous belt.
7. The double-headed shock wave source of an extracorporeal lithotripter of claim 3, wherein: the shock wave source structure is characterized by further comprising a shell, the driving mechanism is arranged in the shell, a mounting groove is formed in the shell, a first shock wave source and a second shock wave source are arranged on the mounting groove, the rear ends of the first shock wave source and the second shock wave source are in driving connection with the driving mechanism, and the front ends of the first shock wave source and the second shock wave source extend out of the shell.
8. The double-headed shock wave source of an extracorporeal lithotripter of claim 7, wherein: the inner wall of the mounting groove is further provided with a movable guide groove, the first shock wave source and the second shock wave source are further respectively provided with a sliding guide wheel, and the sliding guide wheels are movably arranged in the movable guide grooves.
9. The double-headed shock wave source of an extracorporeal lithotripter of claim 1, wherein: the adjustable range of the included angle between the shock wave direction of the first shock wave source and the shock wave direction of the second shock wave source is 65-85 degrees.
10. An external lithotripter, which is characterized in that: double-ended shock wave source provided with an extracorporeal lithotripter according to any of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920622594.8U CN210019525U (en) | 2019-05-05 | 2019-05-05 | Double-end shock wave source of external stone crusher and external stone crusher |
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| CN201920622594.8U CN210019525U (en) | 2019-05-05 | 2019-05-05 | Double-end shock wave source of external stone crusher and external stone crusher |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109965943A (en) * | 2019-05-05 | 2019-07-05 | 厦门市领汇医疗科技有限公司 | A kind of the double end shock wave source and extracorporeal lithotiptor of extracorporeal lithotiptor |
| CN111853058A (en) * | 2020-06-08 | 2020-10-30 | 南京伟思医疗科技股份有限公司 | Circular arc motion mechanism |
| CN113855170A (en) * | 2021-11-03 | 2021-12-31 | 上海精诚医疗科技有限公司 | Constant pressure control method and device for water vapor loop of external shock wave machine |
-
2019
- 2019-05-05 CN CN201920622594.8U patent/CN210019525U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109965943A (en) * | 2019-05-05 | 2019-07-05 | 厦门市领汇医疗科技有限公司 | A kind of the double end shock wave source and extracorporeal lithotiptor of extracorporeal lithotiptor |
| CN111853058A (en) * | 2020-06-08 | 2020-10-30 | 南京伟思医疗科技股份有限公司 | Circular arc motion mechanism |
| CN113855170A (en) * | 2021-11-03 | 2021-12-31 | 上海精诚医疗科技有限公司 | Constant pressure control method and device for water vapor loop of external shock wave machine |
| CN113855170B (en) * | 2021-11-03 | 2024-02-13 | 上海精诚医疗科技有限公司 | Constant pressure control method and device for steam loop in external shock wave machine |
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Effective date of registration: 20221201 Address after: 430000 No. 1, floor 3, building B21, No. 818, Gaoxin Avenue, Donghu New Technology Development Zone, Wuhan, Hubei (Wuhan area of free trade zone) Patentee after: Linghui medical technology (Wuhan) Co.,Ltd. Address before: Unit 01, 8 / F, building 2, Xiamen biomedical industrial park, 2052 wengjiao West Road, Haicang District, Xiamen City, Fujian Province, 361000 Patentee before: XIAMEN LINGHUI MEDICAL TECHNOLOGY CO.,LTD. |