CN104161619A - Ultrasonic handle generating twisting vibration - Google Patents
Ultrasonic handle generating twisting vibration Download PDFInfo
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- CN104161619A CN104161619A CN201410326395.4A CN201410326395A CN104161619A CN 104161619 A CN104161619 A CN 104161619A CN 201410326395 A CN201410326395 A CN 201410326395A CN 104161619 A CN104161619 A CN 104161619A
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- ultrasonic
- angular cut
- vibration
- twisting vibration
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Abstract
The invention discloses an ultrasonic handle generating twisting vibration. The ultrasonic handle generating twisting vibration comprises an ultrasonic vibration generator, a front end block and a rear end block, wherein the ultrasonic vibration generator is fixed to the middle through the front end block and the rear end block. An amplitude-change pole and an ultrasonic emulsification needle are arranged at the far end of the ultrasonic handle. The ultrasonic handle generating twisting vibration further comprises a converter which is used for converting longitudinal vibration generated by the ultrasonic vibration generator into twisting vibration. The converter is arranged between the front end block and the amplitude-change pole. The converter is a circular ring provided with a central hole channel. At least one inclined cut penetrating through the side wall of the circular ring is formed in the side wall of the circular ring of the converter. The ultrasonic handle generating twisting vibration has the advantages that the converter is machined into the hollow circular ring, two or more inclined cuts penetrating through the side wall of the circular ring are formed in the side wall of the circular ring, the inclined cuts do not need to adopt the screw type formed through multi-dimension movement and cutting, and the inclined cuts are formed just through movement and machining conducted in the one-dimension direction. The ultrasonic handle generating twisting vibration is easy to design, convenient to machine, low in requirement for machining devices, and low in cost.
Description
Technical field
The present invention relates to a kind of supersonic vibration conversion ring body and ultrasonic handpiece, belong to medical instruments field, relate in particular to ophthalmology phacoemulsification field.
Background technology
Recent two decades comes, and the application of supersonic operation is more and more extensive, no matter be in the kind of operation, or in patient's quantity, have unprecedented soaring, especially in the middle of ophthalmology cataract operation, cataract surgery is with its original advantage, extensively by numerous doctors and patient are favored.
At present, on market, mainly contain two kinds of basic supersonic vibration patterns, be respectively: longitudinal vibration pattern and the horizontal pattern of shaking.The shortcoming of longitudinal vibration is: the supersonic jet meeting repulsion cataract tissue causing at emulsifying syringe needle front end, reduce the mobility of suction, make troubles to operation, therefore doctor needs to use ultrasonic emulsification syringe needle to catch up with cataract tissue fragment sometimes, or with another one operation tool push cataract tissue; Just can effectively reduce this repulsive force and produce horizontal shaking at syringe needle front end, improve suction mobility.In the market the equipment of use can syringe needle front end excite horizontal shake be mainly by twisting vibration drive flexure type syringe needle (Kelman type) produce, and the generation of twisting vibration is be processed with several spiral strias or spirillum in the body of rod outer rim by the pole type horn of the front end in ultrasonic handpiece and form, as disclosed in US Patent No. 20060041220.
In the application of power ultrasonic, the particularly core of the transducer-ultrasonic handpiece taking piezoelectrics as driving element, the design of extensional vibration conventionally the most effectively, the most reliably, also most economical, so that the part driving is designed to mainly with longitudinal vibration is main.Be twisting vibration for the outfan in ultrasonic handpiece produces main component, just need to add torsion conversion designs in the horn part of the front end of handle.The above-mentioned horn with spiral stria or spirochetal torsion project organization, its processing mode complexity, the Digit Control Machine Tool of needs five axles, has higher requirement to process equipment and technology, and cost is also just high certainly gets up.
Therefore be necessary to propose a kind of new technical scheme, to solve, current supersonic vibration is converted to twisting vibration by longitudinal vibration or horizontal complex structural designs of shaking is loaded down with trivial details; Be difficult for processing, process equipment and technology are had to higher requirement; Simultaneously for the higher technical problem of corrective surgery cost.
Summary of the invention
The present invention seeks to: solve above-mentioned technical problem, provide a kind of design, processing simply, and lower-cost ultrasonic handpiece, the conversion body of twisting vibration is processed separately, and be designed to hollow circular ring shape, cut two or more angles that penetrate annulus sidewall at annulus sidewall.
In order to achieve the above object, the present invention adopts following technical proposals to realize:
A kind of ultrasonic handpiece with twisting vibration, comprise supersonic vibration generation body, and described supersonic vibration generation body is fixed on to middle front-end block and back-end block, the far-end of described ultrasonic handpiece is provided with horn and ultrasonic emulsification syringe needle, also comprise that the longitudinal vibration for supersonic vibration generation body is produced converts the conversion body of twisting vibration to, described conversion body is arranged between described front-end block and horn, described conversion body is the annulus with medium pore canal, the annulus sidewall of described conversion body is provided with the angular cut that at least one runs through described annulus sidewall, the axis of described angular cut and the axis of described conversion body are angle setting, described angular cut is straightway in the part of the orthographic projection of the middle axial plane of described conversion body.
Preferably, the quantity of described angular cut is two or more.
Preferably, in the time that the quantity of angular cut is even number, described angular cut is all oppositely arranged between two, and the described angular cut being oppositely arranged is between two " X " type in the orthographic projection of the middle axial plane of described conversion body.
Preferably, the quantity of described angular cut is 4, is all oppositely arranged between two.
Preferably, the straightway of described angular cut is that lathe tool processes to movement along one-dimensional square.
Preferably, the angle between described angular cut and the axis of described conversion body is 45 degree.
Beneficial effect of the present invention is embodied in: conversion body is processed into the circular of hollow by the present invention, cuts two or more angles that penetrate annulus sidewall at annulus sidewall.The multidimensional that do not need this angular cut moves the screw type of excision forming, only need along one-dimensional square to mobile processing cutting.Simplicity of design of the present invention, easy to process, process equipment requires low, and cost is low.
Brief description of the drawings
Fig. 1 is the structural representation of ultrasonic emulsification handle of the present invention.
Fig. 2 is the structural representation of conversion body of the present invention.
Fig. 3 is the cutaway view along axis direction of conversion body of the present invention.
Wherein: 1, supersonic vibration generation body, 2, horn, 3, conversion body, 4, front-end block, 5, back-end block, 6, ultrasonic emulsification syringe needle, 7, medium pore canal, 8, angular cut, 9, longitudinal vibration direction, 10, twisting vibration direction.
Detailed description of the invention
Describe the present invention below with reference to detailed description of the invention shown in the drawings.But these embodiments are not limited to the present invention, the conversion in structure, method or function that those of ordinary skill in the art makes according to these embodiments is all included in protection scope of the present invention.
Description about position of the present invention, is all taking exercises on apparatus author as reference, is near-end near one end of operator, is far-end away from one end of operator.
The structural representation of the ultrasonic emulsification handle shown in 1, is further described the preferred embodiment of the present invention with reference to the accompanying drawings.Disclosed ultrasonic emulsification handle, comprises supersonic vibration generation body 1, front-end block 4, back-end block 5, horn 2, ultrasonic emulsification syringe needle 6.Front-end block 4 is positioned at the far-end of described supersonic vibration generation body 1, and described back-end block 5 is positioned at the near-end of described supersonic vibration generation body 1, and described supersonic vibration generation body 1 is fixed between the two by described front-end block 4 and back-end block 5.
The present invention also comprises a conversion body 3 being arranged between described front-end block 4 and horn 2, convert twisting vibration 10 to for the longitudinal vibration 9 that supersonic vibration generation body 1 is produced, shown in Fig. 2 and Fig. 3, described conversion body 3 is for having the annulus of medium pore canal 7, the annulus sidewall of described conversion body 3 is provided with at least one angular cut 8 that runs through described annulus sidewall, the axis of the axis of described angular cut 8 and described conversion body 3 is angle setting, and the angle between described angular cut 8 and the axis of described conversion body 3 is 45 degree.Described angular cut 8 is straightway in the part of the orthographic projection of the middle axial plane of described conversion body 3, and the straightway of described angular cut 8 is that lathe tool forms to mobile processing cutting along one-dimensional square.Adding man-hour, by fixing described conversion body 3, just cutting perpendicular to axial plane unidirectional operation in annulus with lathe tool edge, so the simplest lathe and technology just can complete such processing request.So just avoid spiral stria of the prior art or spirillum to process complexity, needed the Digit Control Machine Tool of five axles, had the problem of higher requirement to occur to process equipment and technology.
Preferably, the quantity of described angular cut 8 is two or more.In the preferred embodiments of the present invention, the quantity of described angular cut 8 is 4, is all oppositely arranged between two, and the described angular cut being oppositely arranged is between two " X " type in the orthographic projection of the middle axial plane of described conversion body 3.
Supersonic vibration generation body 1 of the present invention is piezoelectrics.In the time of supersonic frequency electric flux input piezoelectrics, the piezoelectrics 1 of the near-end of ultrasonic emulsification handle, back-end block 5, front-end block 4 can be carried out supersonic vibration along longitudinal vibration direction 9, the direction that the direction of described longitudinal vibration 9 is axis; After conversion body 3, the direction of vibration becomes twisting vibration direction 10, specifically: the near-end at angular cut 8 is mainly extensional vibration, after the part with angular cut, far-end at angular cut 8 just produces twisting vibration, then the outfan of handle is just passed in twisting vibration, and ultrasonic emulsification syringe needle 6 will and then produce twisting vibration.If ultrasonic emulsification syringe needle 6 is flexure types, will produce the oscillation crosswise of certain ingredients at its front end.
It should be noted that: in existing technology, technical staff it has been generally acknowledged that it must is that spiral stria or spirillum just can complete by longitudinal vibration the transformation to twisting vibration.Therefore, the present invention adopts cutting knife cutting at one time to form the angular cut 8 of straightway, and the annular of simultaneously utilizing the medium pore canal 7 of hollow to form, has overcome people's usual thinking.Its principle is: due to the existence of angular cut 8, the annulus sidewall essence of conversion body 3 is a hollow out body, and angle between the axis of the axis of angular cut 8 and described conversion body 3 (being the direction of longitudinal vibration) is 45 degree, the periphery material of angular cut can make the longitudinal vibration of piezoelectrics be transformed into the vibration oblique along angular cut 8, because 3 of conversion bodies are as annulus, be transformed into twisting vibration at the far-end of angular cut 8 again.This is to have essential difference for processing in the barred body formula horn of available technology adopting.
Be to be understood that, although this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, for example: the size of angular cut and quantity, arrangement mode etc., the present invention is not limited, can be processed into according to actual needs different specifications, can be single or can be also many rows' distributions; The spacing of angular cut can be equidistant, can be also non-isometric; The direction of angular cut can be consistent, can be also angled.This narrating mode of description is only for clarity sake, and those skilled in the art should make description as a whole, and the technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Listed a series of detailed description is above only illustrating for feasibility embodiment of the present invention; they are not in order to limit the scope of the invention, all do not depart from the equivalent embodiment that skill spirit of the present invention does or change and all should be included in protection scope of the present invention within.
Claims (6)
1. one kind has the ultrasonic handpiece of twisting vibration, comprise supersonic vibration generation body (1), and described supersonic vibration generation body (1) is fixed on to middle front-end block (4) and back-end block (5), the far-end of described ultrasonic handpiece is provided with horn (2) and ultrasonic emulsification syringe needle (6), it is characterized in that: also comprise that the longitudinal vibration (9) for supersonic vibration generation body (1) is produced converts the conversion body (3) of twisting vibration (10) to, described conversion body (3) is arranged between described front-end block (4) and horn (2), described conversion body (3) is for having the annulus of medium pore canal (7), the annulus sidewall of described conversion body (3) is provided with at least one angular cut that runs through described annulus sidewall (8), the axis of the axis of described angular cut (8) and described conversion body (3) is angle setting, described angular cut (8) is straightway in the part of the orthographic projection of the middle axial plane of described conversion body (3).
2. the ultrasonic handpiece with twisting vibration according to claim 1, is characterized in that: the quantity of described angular cut (8) is two or more.
3. the ultrasonic handpiece with twisting vibration according to claim 2, it is characterized in that: in the time that the quantity of angular cut is even number, described angular cut is all oppositely arranged between two, and the described angular cut being oppositely arranged is between two " X " type in the orthographic projection of the middle axial plane of described conversion body (3).
4. the ultrasonic handpiece with twisting vibration according to claim 2, is characterized in that: the quantity of described angular cut (8) is 4, is all oppositely arranged between two.
5. the ultrasonic handpiece with twisting vibration according to claim 1, is characterized in that: the straightway of described angular cut (8) is that lathe tool processes to movement along one-dimensional square.
6. the ultrasonic handpiece with twisting vibration according to claim 1, is characterized in that: the angle between described angular cut (8) and the axis of described conversion body (3) is 45 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410326395.4A CN104161619A (en) | 2014-09-10 | 2014-09-10 | Ultrasonic handle generating twisting vibration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410326395.4A CN104161619A (en) | 2014-09-10 | 2014-09-10 | Ultrasonic handle generating twisting vibration |
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| CN104161619A true CN104161619A (en) | 2014-11-26 |
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| CN201410326395.4A Pending CN104161619A (en) | 2014-09-10 | 2014-09-10 | Ultrasonic handle generating twisting vibration |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105310746A (en) * | 2015-07-22 | 2016-02-10 | 以诺康医疗科技（苏州）有限公司 | Ultrasonic scalpel capable of improving cutting and hemostatic effects simultaneously |
| CN110753522A (en) * | 2017-01-17 | 2020-02-04 | 雷德利科学有限公司 | Torsional ultrasonic generator for orthopedic surgery |
| WO2023007013A1 (en) * | 2021-07-29 | 2023-02-02 | The University Court Of The University Of Glasgow | Ultrasonic transducer |
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| CN2414741Y (en) * | 2000-03-16 | 2001-01-17 | 南京大学 | Ultrasonic catarct emulsion operation knife |
| US20010011176A1 (en) * | 1999-11-29 | 2001-08-02 | Mikhail Boukhny | Torsional ultrasound tip |
| CN2451084Y (en) * | 2000-05-26 | 2001-10-03 | 北京博达高科技有限公司 | Improvement of ultrasound cataract emulsion instrument transducer |
| US6402769B1 (en) * | 1998-06-29 | 2002-06-11 | Alcon Universal Ltd. | Torsional ultrasound handpiece |
| US20060041220A1 (en) * | 2004-08-12 | 2006-02-23 | Alcon, Inc. | Ultrasound handpiece |
| US20080172076A1 (en) * | 2006-11-01 | 2008-07-17 | Alcon, Inc. | Ultrasound apparatus and method of use |
| CN204072459U (en) * | 2014-09-10 | 2015-01-07 | 以诺康医疗科技（苏州）有限公司 | There is the ultrasonic handpiece of twisting vibration |
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2014
- 2014-09-10 CN CN201410326395.4A patent/CN104161619A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6402769B1 (en) * | 1998-06-29 | 2002-06-11 | Alcon Universal Ltd. | Torsional ultrasound handpiece |
| US20010011176A1 (en) * | 1999-11-29 | 2001-08-02 | Mikhail Boukhny | Torsional ultrasound tip |
| CN2414741Y (en) * | 2000-03-16 | 2001-01-17 | 南京大学 | Ultrasonic catarct emulsion operation knife |
| CN2451084Y (en) * | 2000-05-26 | 2001-10-03 | 北京博达高科技有限公司 | Improvement of ultrasound cataract emulsion instrument transducer |
| US20060041220A1 (en) * | 2004-08-12 | 2006-02-23 | Alcon, Inc. | Ultrasound handpiece |
| US20080172076A1 (en) * | 2006-11-01 | 2008-07-17 | Alcon, Inc. | Ultrasound apparatus and method of use |
| CN204072459U (en) * | 2014-09-10 | 2015-01-07 | 以诺康医疗科技（苏州）有限公司 | There is the ultrasonic handpiece of twisting vibration |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105310746A (en) * | 2015-07-22 | 2016-02-10 | 以诺康医疗科技（苏州）有限公司 | Ultrasonic scalpel capable of improving cutting and hemostatic effects simultaneously |
| CN110753522A (en) * | 2017-01-17 | 2020-02-04 | 雷德利科学有限公司 | Torsional ultrasonic generator for orthopedic surgery |
| CN110753522B (en) * | 2017-01-17 | 2023-10-20 | 雷德利科学有限公司 | Torsional ultrasonic generator for orthopedic surgery |
| WO2023007013A1 (en) * | 2021-07-29 | 2023-02-02 | The University Court Of The University Of Glasgow | Ultrasonic transducer |
| GB2609417A (en) * | 2021-07-29 | 2023-02-08 | Univ Glasgow Court | Ultrasonic transducer |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160518 Address after: Xinghu Street Industrial Park of Suzhou city in Jiangsu province 215021 No. 218 BioBAY B2-409 unit Applicant after: In order to Nuokang medical technology (Suzhou) Co., Ltd. Address before: Xinghu Street Industrial Park of Suzhou city in Jiangsu province 215021 No. 218 BioBAY B2-409 unit Applicant before: In order to Nuokang medical technology (Suzhou) Co., Ltd. Applicant before: Yan Zhongyu Applicant before: Luo Wei |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141126 |
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| RJ01 | Rejection of invention patent application after publication |