CN114587500A - Transduction pulse sacculus expansion pipe - Google Patents
Transduction pulse sacculus expansion pipe Download PDFInfo
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- CN114587500A CN114587500A CN202210355609.5A CN202210355609A CN114587500A CN 114587500 A CN114587500 A CN 114587500A CN 202210355609 A CN202210355609 A CN 202210355609A CN 114587500 A CN114587500 A CN 114587500A
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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
- 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
-
- 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
- A61B2017/22025—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 applying a shock wave
-
- 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
- A61B2017/22038—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 a guide wire
-
- 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
- A61B2017/22051—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 an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
-
- 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
- A61B2017/22051—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 an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
- A61B2017/22065—Functions of balloons
-
- 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
- A61B2017/22082—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 after introduction of a substance
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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)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a transduction pulse balloon dilatation catheter, which belongs to the technical field of medical instruments and comprises a balloon, wherein a pulse interval for containing electrolyte is formed inside the balloon; an inner tube extending through the balloon as the balloon transport carrier; a pulse generating assembly disposed within the pulse interval; and the plurality of current suction parts are arranged on the inner wall of the balloon and are used for absorbing and utilizing high-voltage current generated by the pulse generation assembly during working. The flow sucking component is arranged on the inner wall of the balloon, when the pulse generating assembly inside the balloon generates high-voltage current in the working process, the flow sucking component can transmit the generated high-voltage current to an external feedback system through a conducting wire, the situation that the high-voltage current directly breaks down the balloon to reach the outer side of the balloon and directly act on the blood vessel of a patient is avoided, and the influence on the heart rate of the patient is reduced.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a transduction pulse balloon dilatation catheter.
Background
Cardiovascular diseases are always one of the important factors of death of people in the world, and the death rate of cardiovascular diseases is greatly reduced along with the development of medical knowledge and medical technology in the last half century. Among them, balloon angioplasty plays an important role in reducing the morbidity and mortality of obstructive tubular artery disease.
For example, chinese patent document CN113648048A discloses a shock wave balloon catheter system with controllable electric discharge, which includes a shock wave therapy host, a balloon, a catheter, and a plurality of electrode pairs. The catheter penetrates through the balloon, the shock wave treatment host is connected with one end of the catheter, the shock wave balloon generates pulses transmitted by liquid through cathode and anode discharge in the balloon, in the discharge process, the cathode and the anode generate high-voltage discharge to generate high-frequency pulse waves, and the shock waves are transmitted to tissues outside the balloon and a calcification stove through the liquid in the balloon so as to achieve the stone breaking effect. In the process, partial high-voltage electricity still breaks down the saccule through electrolyte conduction, partial high-voltage electricity appears at the outermost side of the saccule, and the high-voltage electricity acts on blood vessels of a patient, so that the heart rate is interfered.
Disclosure of Invention
The invention aims to provide a transduction pulse balloon dilatation catheter, which aims to solve the problems of the prior balloon catheter in the using process in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a transduction pulse balloon dilatation catheter comprises a balloon, wherein a pulse interval for containing electrolyte is formed inside the balloon;
an inner tube extending through the balloon as the balloon transport carrier;
a pulse generating assembly disposed within the pulse interval;
and the plurality of current suction parts are arranged on the inner wall of the balloon and are used for absorbing and utilizing high-voltage current generated by the pulse generation assembly during working.
Preferably, the flow suction parts are circumferentially distributed around the central axis of the balloon, and are connected with an external host system through a lead.
Preferably, the flow suction member is a metal sheet.
Preferably, the flow-drawing member is a transducer.
Preferably, the pulse generating component is a cathode and an anode of a high-voltage pulse power supply which extend to the pulse interval through electric wires.
Preferably, the transducer is fixed on the inner wall of the balloon in an adhesion mode.
Preferably, the transducer is fixed to the inner wall of the balloon by a PTFE adhesive.
Preferably, the piezoelectric wafer of the transducer is a piezoelectric single crystal or a piezoelectric ceramic.
Preferably, the inner tube is disposed along a central axis of the balloon.
Preferably, the pulse generating assembly is fixed to the inner tube.
Compared with the prior art, the invention has the beneficial effects that:
flow component is inhaled through setting up on the inner wall at the sacculus, when the inside pulse of sacculus takes place the subassembly and produce high-tension current in the course of the work, inhale flow component and can absorb the high-tension current who produces and utilize, gather in preferred embodiment, should inhale flow component and pass through the wire and transmit to outside host system in, carry out the reutilization, avoid high-tension current to puncture the sacculus directly and reach the sacculus outside direct action in patient's blood vessel, reduce the influence to patient's rhythm of the heart.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a second schematic structural view of the present invention;
fig. 4 is a third schematic structural diagram of the present invention.
In the figure: 1. a balloon; 100. a pulse interval; 2. an inner tube; 3. a pulse generating assembly; 4. a flow suction member; 4a, a metal sheet; 4b, a transducer; 5. and (4) conducting wires.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a 1 dilatation catheter of transduction pulse sacculus, includes sacculus 1 and runs through inner tube 2 that sacculus 1 set up, 1 inside pulse interval 100 that is formed with and holds pulse generation subassembly 3 of sacculus, send sacculus 1 to the position of vascular calcification through inner tube 2, pulse generation subassembly 3 in the pulse interval 100 begins the action and produces the high frequency pulse wave, and the shock wave drives sacculus 1 and pastes the vibrations of the vascular calcification tissue in 1 outside of sacculus, reaches the purpose of rubble.
Specifically, the pulse generating assembly 3 is a cathode and an anode of a high-voltage pulse power supply which extend to a pulse interval 100 in the balloon 1 through an electric wire, meanwhile, the pulse interval 100 is filled with electrolyte, when the pulse generating assembly works, the cathode and the anode emit 1000-plus-500V pulse high-voltage electricity, ultrasonic waves are generated, the ultrasonic waves are transmitted through the electrolyte to drive the balloon 1 and the vascular calcified tissues attached to the outer portion of the balloon 1 to vibrate, and the purpose of breaking the stones is achieved according to the characteristics of the ultrasonic waves.
Further, the cathode and the anode of the high voltage pulse power supply can be arranged on the inner tube 2, or can be suspended in the pulse interval 100 in the balloon 1, and according to the characteristics of ultrasonic wave propagation, in order to achieve the purpose of uniform fragmentation because the intensity of the ultrasonic wave received by each part on the outer wall of the balloon 1 is approximately the same, the cathode and the anode are preferably arranged along the central axis of the balloon 1, preferably, the inner tube 2 passes through the balloon 1 along the central axis of the balloon 1 while the cathode and the anode of the high voltage pulse power supply are directly arranged on the inner tube 2, and at this time, the distance from the cathode and the anode to each part on the outer wall of the balloon 1 is approximately the same, and the intensity of the ultrasonic wave received by each part on the outer wall is approximately the same.
Further, when the cathode and the anode of the high-voltage pulse power supply emit pulse high voltage of 1000-5000V, most of the high voltage electricity can generate high voltage pulse, and part of the high voltage electricity can contact with the balloon 1 along the electrolyte, so that the balloon 1 is punctured to reach the outermost side of the balloon 1 and directly act on the blood vessel of a patient to cause the heart rate of the patient to be interfered.
Furthermore, considering the uncertainty of the direction of the high-voltage electricity when the electrolyte is spread along the inside of the balloon 1, preferably, the flow absorbing parts 4 are provided in plurality, and the flow absorbing parts 4 are circumferentially distributed around the central axis of the balloon 1, so that most of high-voltage current is absorbed, and the high-voltage current is prevented from passing through the outer wall of the balloon 1 from a gap.
Further, the flow absorbing component 4 is connected with an external host system through a lead 5 and is used for secondary utilization of absorbed energy.
Specifically, this inhale class part 4 is sheetmetal 4a, be equipped with a plurality of wires 5 in the sacculus 1, the one end and the sheetmetal 4a of wire 5 are connected, the other end and outside host system are connected, sheetmetal 4a snap-on is on the inner wall of sacculus 1, this fixed mode can be bonding or other modes, when the negative and positive poles of high-voltage pulse power supply carries out high-voltage discharge, partly high-tension electricity that can not produce the ultrasonic wave is to sheetmetal 4a position through the conduction of electrolyte, in the feedback system of outside is got into in the conduction of sheetmetal 4a and wire 5, thereby avoided the high-tension electricity direct action on the blood vessel, reduced the influence to patient's rhythm of the heart.
Furthermore, through metal sheet 4a and wire 5, the high-voltage electricity that can not produce the shock wave can get back to outside in the host computer system, outside host computer system and high-voltage pulse power are connected, thereby realize the reutilization to high-voltage electricity, simultaneously in order to reduce the loss of high-voltage electricity in the reutilization in-process and further simplify to the system, preferred transducer 4b is as inhaling flow part 4, transducer 4b is the device that can directly convert high-voltage pulse into ultrasonic wave, through selecting for use transducer 4b as inhaling flow part 4, can further improve treatment through the secondary pulse that transducer 4b produced when reducing the electric energy loss.
Specifically, the transducer 4b is connected with an external host system through a lead 5, and meanwhile, the transducer 4b has starting power, namely the starting power of the inverse piezoelectric effect occurs, at the moment, the piezoelectric wafer of the transducer 4b can be a piezoelectric monocrystal or piezoelectric ceramic, when high-voltage pulse current which does not generate the shock wave is recovered by the transducer 4b, the high-voltage current which reaches the starting power of the transducer 4b can generate the shock wave through the inverse piezoelectric effect to drive the saccule 1 and the calcified tissues of the peripheral blood vessels to vibrate and crush calcified areas of the blood vessels, the high-voltage current which does not reach the starting power of the transducer 4b can be transmitted to the external host system through the lead 5, and then is recovered by the host of the high-voltage pulse power supply, so that the high-voltage pulse power supply can be used for subsequently generating the shock wave, and the energy recovery effect is achieved.
Further, the transducer 4b may be fixed on the inner wall of the balloon 1 by adhesion, preferably, the transducer 4b and the balloon 1 are connected by a PTFE adhesive, and the transducer 4b and the balloon 1 are connected by the PTFE adhesive, so that the stability of the transducer 4b after installation can be improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A transduction pulse balloon dilatation catheter characterized by: comprises that
The electrolyte-filled balloon comprises a balloon (1), wherein a pulse interval (100) for containing electrolyte is formed inside the balloon (1);
an inner tube (2) penetrating the balloon (1) as a transport carrier of the balloon (1);
a pulse generating assembly (3) arranged within the pulse interval (100);
the flow absorbing parts (4) are arranged on the inner wall of the balloon (1) and are used for absorbing and utilizing high-voltage current generated when the pulse generating assembly (3) works.
2. The transduction pulsed balloon dilation catheter according to claim 1, wherein: the flow suction parts (4) are distributed circumferentially around the central axis of the balloon (1), and the flow suction parts (4) are connected with an external host system through leads (5).
3. A transducing pulse balloon dilatation catheter according to claim 1 or 2 wherein: the flow suction part (4) is a metal sheet.
4. A transducing pulse balloon dilatation catheter according to claim 1 or 2 wherein: the flow absorbing component (4) is a transducer.
5. The transduction pulsed balloon dilation catheter according to claim 1, wherein: the pulse generating assembly (3) extends to the cathode and the anode of the high-voltage pulse power supply in the pulse interval (100) through an electric wire.
6. The transduction pulsed balloon dilation catheter according to claim 4, wherein: the transducer (4b) is fixed on the inner wall of the balloon (1) in an adhesion mode.
7. The transduction pulsed balloon dilation catheter according to claim 4, wherein: the transducer (4b) is fixed on the inner wall of the balloon (1) through PTFE adhesive.
8. A transducer pulse balloon dilation catheter according to claim 4 or 7 wherein: the piezoelectric wafer of the transducer (4b) is a piezoelectric single crystal or a piezoelectric ceramic.
9. The transduction pulsed balloon dilation catheter according to claim 1, wherein: the inner tube (2) is arranged along the central axis of the balloon (1).
10. The transduction pulsed balloon dilation catheter according to claim 1, wherein: the pulse generating assembly (3) is fixed on the inner pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210355609.5A CN114587500A (en) | 2022-04-06 | 2022-04-06 | Transduction pulse sacculus expansion pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210355609.5A CN114587500A (en) | 2022-04-06 | 2022-04-06 | Transduction pulse sacculus expansion pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114587500A true CN114587500A (en) | 2022-06-07 |
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ID=81820561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210355609.5A Pending CN114587500A (en) | 2022-04-06 | 2022-04-06 | Transduction pulse sacculus expansion pipe |
Country Status (1)
| Country | Link |
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| CN (1) | CN114587500A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115245373A (en) * | 2022-09-26 | 2022-10-28 | 上海百心安生物技术股份有限公司 | Pulse sacculus expansion pipe of even fragmentation |
| CN115463315A (en) * | 2022-06-22 | 2022-12-13 | 上海百心安生物技术股份有限公司 | Multi-balloon pulse balloon dilatation catheter |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100016862A1 (en) * | 2008-07-16 | 2010-01-21 | Daniel Hawkins | Method of providing embolic protection and shockwave angioplasty therapy to a vessel |
| US20150366608A1 (en) * | 2014-06-20 | 2015-12-24 | Boston Scientific Scimed, Inc. | Medical device for sympathetic nerve ablation with printed components |
| CN108452426A (en) * | 2018-03-16 | 2018-08-28 | 上海心至医疗科技有限公司 | A kind of foley's tube based on electrohydraulic effect |
| US20180317946A1 (en) * | 2008-06-13 | 2018-11-08 | Shockwave Medical, Inc. | Shockwave balloon catheter system |
| CN109303586A (en) * | 2017-07-26 | 2019-02-05 | 波士顿科学国际有限公司 | Blast wave generating apparatus |
| CN110638501A (en) * | 2019-09-10 | 2020-01-03 | 丁·奥利弗 | Ultrasonic balloon catheter system for cardiovascular lithotripsy |
| CN112971915A (en) * | 2021-05-08 | 2021-06-18 | 上海百心安生物技术股份有限公司 | Pulse balloon and application thereof |
| CN113317845A (en) * | 2021-03-23 | 2021-08-31 | 上海百心安生物技术股份有限公司 | Pulse balloon with grounding treatment on inner wall and application thereof |
| CN114098897A (en) * | 2021-11-04 | 2022-03-01 | 杭州天路医疗器械有限公司 | Balloon type shock wave generation system capable of controlling energy and control method thereof |
-
2022
- 2022-04-06 CN CN202210355609.5A patent/CN114587500A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180317946A1 (en) * | 2008-06-13 | 2018-11-08 | Shockwave Medical, Inc. | Shockwave balloon catheter system |
| US20100016862A1 (en) * | 2008-07-16 | 2010-01-21 | Daniel Hawkins | Method of providing embolic protection and shockwave angioplasty therapy to a vessel |
| US20150366608A1 (en) * | 2014-06-20 | 2015-12-24 | Boston Scientific Scimed, Inc. | Medical device for sympathetic nerve ablation with printed components |
| CN109303586A (en) * | 2017-07-26 | 2019-02-05 | 波士顿科学国际有限公司 | Blast wave generating apparatus |
| CN108452426A (en) * | 2018-03-16 | 2018-08-28 | 上海心至医疗科技有限公司 | A kind of foley's tube based on electrohydraulic effect |
| CN110638501A (en) * | 2019-09-10 | 2020-01-03 | 丁·奥利弗 | Ultrasonic balloon catheter system for cardiovascular lithotripsy |
| CN113317845A (en) * | 2021-03-23 | 2021-08-31 | 上海百心安生物技术股份有限公司 | Pulse balloon with grounding treatment on inner wall and application thereof |
| CN112971915A (en) * | 2021-05-08 | 2021-06-18 | 上海百心安生物技术股份有限公司 | Pulse balloon and application thereof |
| CN114098897A (en) * | 2021-11-04 | 2022-03-01 | 杭州天路医疗器械有限公司 | Balloon type shock wave generation system capable of controlling energy and control method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115463315A (en) * | 2022-06-22 | 2022-12-13 | 上海百心安生物技术股份有限公司 | Multi-balloon pulse balloon dilatation catheter |
| CN115245373A (en) * | 2022-09-26 | 2022-10-28 | 上海百心安生物技术股份有限公司 | Pulse sacculus expansion pipe of even fragmentation |
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