CN106725725A - A kind of DLC ultrasound lithotriptor - Google Patents
A kind of DLC ultrasound lithotriptor Download PDFInfo
- Publication number
- CN106725725A CN106725725A CN201710103015.4A CN201710103015A CN106725725A CN 106725725 A CN106725725 A CN 106725725A CN 201710103015 A CN201710103015 A CN 201710103015A CN 106725725 A CN106725725 A CN 106725725A
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- China
- Prior art keywords
- dlc
- inner catheter
- catheter
- ultrasound
- driving handle
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
- A61B17/22012—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves in direct contact with, or very close to, the obstruction or concrement
- A61B17/2202—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves in direct contact with, or very close to, the obstruction or concrement the ultrasound transducer being inside patient's body at the distal end of the catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
- A61B2017/22005—Effects, e.g. on tissue
- A61B2017/22011—Combined types of vibration, e.g. ultrasonic and electrohydraulic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22079—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with suction of debris
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Mechanical Engineering (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to technical field of medical instruments, more particularly to a kind of DLC ultrasound lithotriptor.DLC ultrasound lithotriptor includes driving handle, and be connected with driving handle and the inner catheter of torsional oscillation is carried out under the drive of driving handle, wherein, outer catheter is arranged with the outside of the inner catheter, the inner catheter carries out longitudinal vibration by drive disk assembly drive outer catheter.In the present invention by the setting of inside and outside conduit, and both one be to carry out torsional oscillation, another carries out longitudinal vibration, rubble process is conjointly employed in by torsional oscillation and longitudinal vibration, calculifragous efficiency is improve, the damage of tool heads is reduced, and the impulsive force during rubble and tissue damage can be reduced.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly to a kind of DLC ultrasound lithotriptor.
Background technology
With the quickening and the change of dietary structure of human lives' rhythm, calculus diseases have turned into a kind of common disease and many
Morbidity.
Row's stone is carried out after generally carrying out rubble using ultrasonic power at present, wherein, external supersonic rubble has certain secondary work
With, it is possible to renal function is damaged, and recurrence rate is high.Therefore, ultrasound rubble is formed because the injury to human body is smaller in vivo
It is the first-selection of rubble.But there is larger impulsive force in existing ultrasonic crushing technique, can cause a certain degree of tissue damage,
And ultrasound lithotriptor has that the loss of tool heads is serious, calculifragous efficiency is relatively low, the rubble time.
Regarding to the issue above, propose a kind of loss that can solve the problem that the tool heads that existing ultrasound lithotriptor is present it is serious,
Calculifragous efficiency is relatively low, the DLC ultrasound lithotriptor of rubble time problem long.
The content of the invention
It is an object of the invention to propose a kind of DLC ultrasound lithotriptor, can solve the problem that existing ultrasound lithotriptor is present
Tool heads loss it is serious, calculifragous efficiency is relatively low, rubble time problem long.
It is that, up to this purpose, the present invention uses following technical scheme：
A kind of DLC ultrasound lithotriptor, including driving handle, and be connected with driving handle and in the band of driving handle
The inner catheter of torsional oscillation is carried out under dynamic, wherein, outer catheter is arranged with the outside of the inner catheter, the inner catheter passes through drive disk assembly
Driving outer catheter carries out longitudinal vibration.
Used as a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, the outside of the outer catheter is also arranged with protection
Set, the tail end of the protective case is connected with the nose threads of driving handle.
Used as a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, the drive disk assembly includes spring and baffle ring, institute
State the front end that baffle ring is arranged on protective case；
The spring is set on outer catheter, and the spring one end is connected with baffle ring, the tail end of its other end and outer catheter
Connection.
Used as a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, the tail end of the outer catheter is provided with first axle
Shoulder, the spring one end is connected on first shaft shoulder, and the other end is connected on baffle ring.
Used as a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, the tail end of the inner catheter sets second shaft shoulder,
The end abutment of first shaft shoulder is on second shaft shoulder；
First shaft shoulder has been internally formed accommodating chamber；
Bushing is arranged with the outside of the inner catheter, the bushing is located in accommodating chamber, and one end abuts with first shaft shoulder,
The other end is abutted with the inwall of accommodating chamber.
As a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, between existing between the outer catheter and inner catheter
Gap.
Used as a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, the driving handle includes ultrasonic transducer, with
And the ultrasonic transformer of ultrasonic transducer front end is arranged on, the inner catheter is threadedly coupled with ultrasonic transformer.
As a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, the ultrasonic transducer, ultrasonic transformer and inner catheter
On be provided with interconnected through-hole structure；
Water pipe joint is additionally provided with the driving handle, and the negative pressure suction device being connected with water pipe joint,
The entrance point of the water pipe joint is connected with the port of export of through-hole structure.
Used as a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, outer catheter is stretched out in the free end of the inner catheter
Free end.
Used as a kind of preferred scheme of above-mentioned DLC ultrasound lithotriptor, the inner catheter torsional oscillation is dither, described
The vibration of outer catheter is low-frequency vibration.
Beneficial effects of the present invention are：In the present invention, by the setting of inside and outside conduit, and both one be to carry out
Torsional oscillation, another carries out longitudinal vibration, and rubble process is conjointly employed in by torsional oscillation and longitudinal vibration, improves calculifragous efficiency, reduces
The damage of tool heads, and the impulsive force during rubble and tissue damage can be reduced.
Brief description of the drawings
Fig. 1 is the structural representation of the DLC ultrasound lithotriptor that the specific embodiment of the invention is provided.
Wherein：
1：Driving handle；2：Inner catheter；3：Outer catheter；4：Protective case；5：Spring；6：Baffle ring；7：Bushing.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
As shown in figure 1, present embodiments provide for a kind of DLC ultrasound lithotriptor, including driving handle 1, and with drive
Fixed handle 1 connects and the inner catheter 2 of torsional oscillation is carried out under the drive of driving handle 1, wherein, the outside of inner catheter 2 is arranged with outward
Conduit 3, inner catheter 2 carries out longitudinal vibration by drive disk assembly drive outer catheter 3.
In the present embodiment, by the setting of inside and outside conduit, and both one be to carry out torsional oscillation, another is carried out
Longitudinal vibration, rubble process is conjointly employed in by torsional oscillation and longitudinal vibration, improves calculifragous efficiency, reduces the damage of tool heads, and
And the impulsive force during rubble and tissue damage can be reduced.
The outside of outer catheter 3 is also arranged with protective case 4, and the tail end of protective case 4 is connected with the nose threads of driving handle 1.
The protective case 4 can play the fixation and spacing effect to outer catheter 3.
Drive disk assembly includes spring 5 and baffle ring 6, and baffle ring 6 is arranged on the front end of protective case 4, and spring 5 is set in outer catheter 3
On, the one end of spring 5 is connected with baffle ring 6, and its other end is connected with the tail end of outer catheter 3.
Inner catheter 2 carries out torsional oscillation under the driving of driving handle 1, and torsional oscillation can be converted into longitudinal vibration by spring 5, and be driven outer
The longitudinal vibration that conduit 3 is synchronized.
The specific setting form of spring 5 is：The tail end of outer catheter 3 is provided with first shaft shoulder, and the one end of spring 5 is connected to first
On the shaft shoulder, the other end is connected on baffle ring 6.
It should be noted that：By adjusting the parameter of spring 5, the vibration frequency of outer catheter 3 can be adjusted.
The specific fit form of inner catheter 2 and the end of outer catheter 3 is：The tail end of inner catheter 2 sets second shaft shoulder, first axle
On second shaft shoulder, first shaft shoulder has been internally formed accommodating chamber to the end abutment of shoulder, and the outside of inner catheter 2 is arranged with bushing 7, should
Bushing 7 is located in accommodating chamber, and one end abuts with first shaft shoulder, and the other end is abutted with the inwall of accommodating chamber.
To prevent the vibrations between outer catheter 3 and inner catheter 2 from causing to interfere, exist between outer catheter 3 and inner catheter 2
Gap.
Driving handle 1 is to the specific type of drive of inner catheter 2：Driving handle 1 includes ultrasonic transducer, and is arranged on
The ultrasonic transformer of ultrasonic transducer front end, inner catheter is threadedly coupled with ultrasonic transformer.
Being arranged on the ultrasonic transformer of ultrasonic transducer front end carries out longitudinal ultrasonic vibrations, and ultrasonic transformer drives inner catheter to do ultrasonic torsion
Shake.
It is provided with ultrasonic transducer, ultrasonic transformer and inner catheter in interconnected through-hole structure, driving handle and is also set
Water pipe joint is equipped with, and the negative pressure suction device being connected with water pipe joint, entrance point and the through hole knot of water pipe joint
The port of export of structure is connected.In the lithotriptor course of work, in the presence of negative pressure suction device, rubble can be discharged.
The free end of outer catheter 3 is stretched out in the free end of inner catheter 2.By this kind of setting form, height can be effectively reduced
The injury that the ultrasound of frequency is caused to tissue.
The torsional oscillation of inner catheter 2 is dither, and the vibration of outer catheter 3 is low-frequency vibration.The rubble being made up of inside and outside conduit
Bar, inner catheter 2 is ultrasonic wave rubble bar, and outer catheter 3 is low frequency rubble bar.High frequency torsional oscillation and low frequency ultrasound vibration are combined one
Rise and be applied to during the rubble of calculus, the loss of rock breaking tool head can be reduced, improve calculifragous efficiency；Effectively reduce rubble mistake
Impulsive force and tissue damage in journey；Ultrasonic cavitation can effectively be avoided to injury of tissue etc..
Know-why of the invention is described above in association with specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and can not by any way be construed to limiting the scope of the invention.Based on explanation herein, the technology of this area
Personnel associate other specific embodiments of the invention by would not require any inventive effort, these modes fall within
Within protection scope of the present invention.
Claims (10)
1. a kind of DLC ultrasound lithotriptor, including driving handle (1), and be connected and in driving handle with driving handle (1)
(1) inner catheter (2) of torsional oscillation is carried out under drive, it is characterised in that be arranged with outer catheter (3) on the outside of the inner catheter (2),
The inner catheter (2) carries out longitudinal vibration by drive disk assembly drive outer catheter (3).
2. DLC ultrasound lithotriptor according to claim 1, it is characterised in that the outside of the outer catheter (3) also covers
Protective case (4) is provided with, the tail end of the protective case (4) is connected with the nose threads of driving handle (1).
3. DLC ultrasound lithotriptor according to claim 2, it is characterised in that the drive disk assembly includes spring (5)
With baffle ring (6), the baffle ring (6) is arranged on the front end of protective case (4)；
The spring (5) is set on outer catheter (3), and described spring (5) one end is connected with baffle ring (6), and its other end is led with outward
Manage the tail end connection of (3).
4. DLC ultrasound lithotriptor according to claim 3, it is characterised in that the tail end of the outer catheter (3) is set
There is first shaft shoulder, described spring (5) one end is connected on first shaft shoulder, and the other end is connected on baffle ring (6).
5. DLC ultrasound lithotriptor according to claim 4, it is characterised in that the tail end of the inner catheter (2) is set
Second shaft shoulder, the end abutment of first shaft shoulder is on second shaft shoulder；
First shaft shoulder has been internally formed accommodating chamber；
Bushing (7) is arranged with the outside of the inner catheter (2), the bushing (7) is in accommodating chamber, and one end and first shaft shoulder
Abut, the other end is abutted with the inwall of accommodating chamber.
6. DLC ultrasound lithotriptor according to claim 1, it is characterised in that the outer catheter (3) and inner catheter (2)
Between there is gap.
7. DLC ultrasound lithotriptor according to claim 1, it is characterised in that the driving handle (1) is including ultrasound
Transducer, and the ultrasonic transformer of ultrasonic transducer front end is arranged on, the inner catheter is threadedly coupled with ultrasonic transformer.
8. DLC ultrasound lithotriptor according to claim 7, it is characterised in that the ultrasonic transducer, ultrasonic transformer and
Interconnected through-hole structure is provided with inner catheter；
Water pipe joint is additionally provided with the driving handle (1), and the negative pressure suction device being connected with water pipe joint, institute
The entrance point of water pipe joint is stated to be connected with the port of export of through-hole structure.
9. DLC ultrasound lithotriptor according to claim 1, it is characterised in that stretch the free end of the inner catheter (2)
Go out the free end of outer catheter (3).
10. DLC ultrasound lithotriptor according to claim 1, it is characterised in that inner catheter (2) torsional oscillation is high frequency
Vibration, the vibration of the outer catheter (3) is low-frequency vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710103015.4A CN106725725A (en) | 2017-02-24 | 2017-02-24 | A kind of DLC ultrasound lithotriptor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710103015.4A CN106725725A (en) | 2017-02-24 | 2017-02-24 | A kind of DLC ultrasound lithotriptor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106725725A true CN106725725A (en) | 2017-05-31 |
Family
ID=58960398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710103015.4A Pending CN106725725A (en) | 2017-02-24 | 2017-02-24 | A kind of DLC ultrasound lithotriptor |
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| Country | Link |
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| CN (1) | CN106725725A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112568965A (en) * | 2020-12-02 | 2021-03-30 | 杨清珠 | Stone extractor for gastroenterology |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201303964Y (en) * | 2008-10-07 | 2009-09-09 | 王华林 | Ultrasonic lithotrite |
| CN104207822A (en) * | 2014-09-12 | 2014-12-17 | 广东工业大学 | In-cavity torsional vibration ultrasonic lithotriptor |
| CN204169899U (en) * | 2014-09-12 | 2015-02-25 | 广东工业大学 | Intracavity torsional oscillation ultrasound lithotriptor |
| CN205683119U (en) * | 2016-03-22 | 2016-11-16 | 广东固特超声股份有限公司 | Dual-frequency ultrasonic wave lithotripter |
-
2017
- 2017-02-24 CN CN201710103015.4A patent/CN106725725A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201303964Y (en) * | 2008-10-07 | 2009-09-09 | 王华林 | Ultrasonic lithotrite |
| CN104207822A (en) * | 2014-09-12 | 2014-12-17 | 广东工业大学 | In-cavity torsional vibration ultrasonic lithotriptor |
| CN204169899U (en) * | 2014-09-12 | 2015-02-25 | 广东工业大学 | Intracavity torsional oscillation ultrasound lithotriptor |
| CN205683119U (en) * | 2016-03-22 | 2016-11-16 | 广东固特超声股份有限公司 | Dual-frequency ultrasonic wave lithotripter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112568965A (en) * | 2020-12-02 | 2021-03-30 | 杨清珠 | Stone extractor for gastroenterology |
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