CN115192871A - Pulse balloon dilatation catheter with ultrasonic detection function - Google Patents
Pulse balloon dilatation catheter with ultrasonic detection function Download PDFInfo
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- CN115192871A CN115192871A CN202210815429.0A CN202210815429A CN115192871A CN 115192871 A CN115192871 A CN 115192871A CN 202210815429 A CN202210815429 A CN 202210815429A CN 115192871 A CN115192871 A CN 115192871A
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- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 230000009471 action Effects 0.000 claims abstract description 32
- 238000011282 treatment Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 3
- 229910000566 Platinum-iridium alloy Inorganic materials 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 229920001684 low density polyethylene Polymers 0.000 claims description 3
- 239000004702 low-density polyethylene Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- HWLDNSXPUQTBOD-UHFFFAOYSA-N platinum-iridium alloy Chemical class [Ir].[Pt] HWLDNSXPUQTBOD-UHFFFAOYSA-N 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 230000005684 electric field Effects 0.000 claims description 2
- 238000002604 ultrasonography Methods 0.000 claims 8
- 230000010339 dilation Effects 0.000 claims 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000036285 pathological change Effects 0.000 abstract description 3
- 231100000915 pathological change Toxicity 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000003902 lesion Effects 0.000 description 13
- 239000012530 fluid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000581613 Alchemilla arvensis Species 0.000 description 2
- 208000005475 Vascular calcification Diseases 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000011369 optimal treatment Methods 0.000 description 2
- 201000001320 Atherosclerosis Diseases 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
- 208000024248 Vascular System injury Diseases 0.000 description 1
- 208000012339 Vascular injury Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 208000020832 chronic kidney disease Diseases 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 210000004351 coronary vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007119 pathological manifestation Effects 0.000 description 1
- 238000010882 preoperative diagnosis Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
-
- 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
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0891—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of blood vessels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
-
- 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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Radiology & Medical Imaging (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Child & Adolescent Psychology (AREA)
- Mechanical Engineering (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a pulse balloon dilatation catheter with an ultrasonic detection function, which belongs to the technical field of medical instruments and comprises a catheter component extending along an axis A, wherein a balloon component is arranged at the far end of the catheter component, and the balloon component and the catheter component form a filling interval together; and the action unit is arranged in the filling interval. Through set up the effect unit in filling the interval, rely on the ultrasonic wave of electrode subassembly production different frequencies in the effect unit, cooperation ultrasonic detector, in treatment earlier stage, through adjusting the ultrasonic frequency that electrode subassembly produced to the detection frequency who uses with ultrasonic sensor cooperation, thereby electrode subassembly and ultrasonic sensor mutually support and obtain the image data of pathological change position.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a pulse balloon dilatation catheter with an ultrasonic detection function.
Background
Vascular calcification is a common pathological manifestation of atherosclerosis, hypertension, diabetic vasculopathy, vascular injury, chronic kidney disease, aging and the like, and interventional therapy is a common vascular calcification treatment mode, for example, patent document CN104582597A adopts a device to carry out lithotripsy through a shock wave source in a balloon.
In the existing coronary artery calcified plaque treatment process, the position of the catheter is mainly positioned by means of the developing ring of the catheter and the reflection of the contrast liquid under X-ray, and the operation mode has the defects that the understanding of the internal condition of the blood vessel is insufficient in the treatment process, the condition of a pathological change position cannot be fully known, and the treatment effect is poor.
Disclosure of Invention
The invention aims to provide a pulse balloon dilatation catheter with an ultrasonic detection function, 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 pulse balloon dilatation catheter with an ultrasonic detection function comprises a catheter component extending along an axis A, wherein a balloon component is arranged at the distal end of the catheter component, and the balloon component and the catheter component form a filling interval together;
at least one action unit arranged in the filling interval, wherein each action unit comprises an electrode assembly arranged on the catheter assembly and an ultrasonic sensor arranged along an axis A, and ultrasonic waves with different frequencies generated by the electrode assembly are used as an acoustic wave source of the ultrasonic sensor and a treatment source of the balloon catheter.
Preferably, the ultrasonic sensor and the electrode assembly are connected with an external host through leads, and the ultrasonic sensor receives reflected waves of ultrasonic waves with detection frequencies generated by the electrode assembly and images the reflected waves at the host end as reflected wave data.
Preferably, the number of the action units is two, and the two action units are symmetrically arranged on two sides inside the filling interval.
Preferably, the electrode assembly includes an outer electrode member, an inner electrode member and an insulating member, and the electrode assembly is provided with a circular hole along a radial direction, and the inner electrode member and the circular hole together form an electric field interval.
Preferably, the ultrasonic sensor is mounted to a balloon section on the catheter assembly.
Preferably, the ultrasonic sensor is mounted on the outer surface of the outer electrode member and is staggered with the round holes.
Preferably, the outer tube member and the inner tube member in the proximal section of the catheter assembly form a flat cable section.
Preferably, the material of the electrode assembly is platinum-iridium alloy.
Preferably, the material of the catheter assembly comprises high density polyethylene, low density polyethylene, polyurethane.
Preferably, the balloon member material comprises nylon.
Compared with the prior art, the invention has the beneficial effects that:
by arranging the action unit in the filling interval, ultrasonic waves with different frequencies are generated by the electrode assembly in the action unit and are matched with the ultrasonic detector, and in the early treatment period, the frequency of the ultrasonic waves generated by the electrode assembly is adjusted to the detection frequency matched with the ultrasonic sensor for use, so that the electrode assembly and the ultrasonic sensor are matched with each other to obtain image data of a lesion position, the type of a lesion is conveniently judged by an operator, and an optimal treatment scheme is obtained according to the state of an illness; during treatment, the electrode assembly works independently, and ultrasonic waves with lithotripsy frequency are generated to break stones at the position of a lesion, so that the purpose of treatment is achieved.
Drawings
FIG. 1 is a schematic structural view of a balloon catheter in a delivery state according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a balloon catheter in a treatment state according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a balloon catheter in a delivery state according to another embodiment of the invention;
FIG. 4 is a schematic structural view of a balloon catheter according to another embodiment of the present invention in a treatment state;
fig. 5 is a schematic view of the structure of the electrode assembly of the present invention.
In the figure: 100. a catheter assembly; 101. an inner pipe member; 102. an outer tube member; 100a, a distal section; 100b, a balloon section; 100c, a proximal section; 200. a balloon member; 201. filling the interval; 300. a treatment assembly; 301. an action unit; 302. an electrode assembly; 303. an outer electrode member 304, an insulating member; 305. an inner electrode member; 306. a circular hole; 307. an ultrasonic sensor; 400. axis a.
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.
Referring to fig. 1 to 5, a pulse balloon dilatation catheter (hereinafter referred to as balloon catheter) with an ultrasonic detection function comprises a catheter assembly 100 and a balloon component 200 arranged at a position of a distal end (i.e. an end entering a human blood vessel during treatment) of the catheter assembly 100, wherein the balloon component 200 and the catheter assembly 100 are integrally designed, i.e. the balloon component 200 and the catheter assembly 100 are integrated, and a filling interval 201 is formed between the balloon component 200 and the catheter assembly 100, preferably, the catheter assembly 100 is made of high-density polyethylene, low-density polyethylene, polyurethane and other materials, the balloon component 200 is made of nylon and other materials, the balloon component 200 has certain softness and can be contracted and expanded, whether the balloon component 200 is expanded or not can be controlled by controlling the filling fluid such as liquid or gas in the filling interval 201, so that the balloon component 200 is switched between an expanded state and a contracted state, i.e. when the filling fluid is not filled in the filling interval 201, the balloon component 200 is in the contracted state and the corresponding balloon catheter is in a delivery state, and when the filling interval 201 is filled with the filling fluid, the balloon component 200 is in the expanded state, i.e. when the filling fluid is not filled in the filling interval 201, the balloon component 200 is in the expanded state, the corresponding balloon catheter, the corresponding to the balloon catheter in the expanded state.
Referring to fig. 1 and 3, the main body of the catheter assembly 100 is composed of an inner tube member 101 and an outer tube member 102, the inner tube member 101 and the outer tube member 102 have the same axis a400 and both extend along the direction of the axis a400, the outer tube member 102 is cut at the position of the balloon member 200, the catheter assembly 100 is correspondingly divided into a balloon section 100b, and a distal section 100a and a proximal section 100c located at both sides of the balloon section 100b, the balloon section 100 of the balloon section 100b and the balloon member 200 together form the filling section 201, and a flat cable section is formed between the outer tube member 102 and the inner tube member 101 in the proximal section 100c, the flat cable section is substantially cylindrical with an open end and extends along the direction of the axis a400 for arranging a guide wire.
Further, referring to fig. 2 and 4, the balloon catheter further includes a treatment assembly 300 disposed in the filling region 201, the treatment assembly 300 includes at least one action unit 301 mounted on the balloon section 100b of the catheter assembly 100, preferably, the action unit 301 is provided in plural and arranged at intervals along the length direction of the balloon section 100b, that is, the treatment assembly 300 is composed of a plurality of action units 301 distributed at intervals along the axial direction of the catheter assembly 100, and the plurality of action units 301 cooperate to treat different parts of the lesion region.
Specifically, the single action unit 301 includes an electrode assembly 302 and an ultrasonic sensor 307, and the electrode assembly 302 and the ultrasonic sensor 307 are both connected to an external host through a lead, wherein the electrode assembly 302 is configured to generate ultrasonic waves, and the ultrasonic frequency of the ultrasonic waves is adjustable to achieve different actions and achieve different treatment effects, specifically, the ultrasonic waves generated by the electrode assembly 302 are preset with two frequencies, namely, a detection frequency and a lithotripsy frequency, when the ultrasonic waves generated by the electrode assembly 302 are at the detection frequency, the ultrasonic waves generated by the electrode assembly 302 do not break up stones at a lesion position, the sound waves transmitted to the lesion position are reflected at the position, the sound waves reflected at the lesion position are received by the ultrasonic sensor 307, that is, the ultrasonic waves generated by the electrode assembly 302 are used as a sound wave source of the ultrasonic sensor 307, the ultrasonic sensor 307 transmits the received data to the host, and the host can form an image of the lesion position after processing the data, so that a medical care worker can observe the received data, and obtain a corresponding treatment scheme; when the ultrasonic wave generated by the electrode assembly 302 is at the lithotripsy frequency, the ultrasonic wave generated by the electrode assembly 302 reaches the lesion position through the transmission of the filling fluid and the balloon component 200, and the calculus at the lesion position is crushed, so that the purpose of treatment is achieved, namely the ultrasonic wave generated by the electrode assembly 302 is used as a treatment source of the balloon catheter.
By arranging the action unit 301, ultrasonic waves with different frequencies are generated by the electrode assembly 302 in the action unit 301, and are matched with an ultrasonic detector, in the early treatment period, the frequency of the ultrasonic waves generated by the electrode assembly 302 is adjusted to the detection frequency matched with the ultrasonic sensor 307, so that the electrode assembly 302 and the ultrasonic sensor 307 are matched with each other to obtain image data of a lesion position, the type of a lesion is conveniently judged by an operator, and an optimal treatment scheme is obtained according to the corresponding disease condition; during treatment, the electrode assembly 302 works independently, and ultrasonic waves with lithotripsy frequency are generated to break stones at the pathological change position to achieve the purpose of treatment, on one hand, the action unit 301 is arranged in the filling interval 201, and the main structure of the prior balloon catheter is used, namely, the overall specification of the balloon catheter is not changed, the balloon catheter is not influenced in conveying, on the other hand, the expansion of the functions of the original electrode assembly 302 is realized, the electrode assembly 302 is matched with the ultrasonic sensor 307 to realize the function of preoperative diagnosis while keeping the original lithotripsy function, and the accuracy and precision of the operation are improved.
Referring to fig. 5, an electrode assembly 302 includes an outer electrode member 303, an inner electrode member 305 and an insulating member 304, the inner electrode member 305 and the outer electrode member 303 are made of a conductive metal material such as platinum-iridium alloy, the insulating member 304 is made of an insulating material, the electrode assembly 302 is integrally formed in a layered coating structure, the outer electrode member 303 and the inner electrode member 305 are respectively disposed in an outer layer and an inner layer, the insulating member 304 is disposed in an intermediate layer, and separates the inner electrode member 305 and the outer electrode member 303 by insulation to prevent them from directly contacting each other, specifically, the insulating member 304 is an insulating tube, an inner surface of which is attached to an outer surface of the inner electrode member 305, and an outer surface of which is attached to an inner surface of the outer electrode member 303, the outer electrode member 303 is integrally formed in a sleeve shape, that the outer electrode member 303 is sleeved on the insulating member 304, the inner electrode member 305 is a one-piece arc-shaped plate, and the electrode member has a circular hole 306 extending from the outer surface of the outer electrode member 303 to the inner electrode member 303 to an outer surface of the inner electrode member 303, and the circular hole 306 and the inner electrode member 305 and generates high ultrasonic waves and low ultrasonic waves.
Further, in order to enable each action unit 301 to operate independently, i.e. adjacent action units 301 do not affect each other, the adjacent action units 301 should be separated by a certain distance, i.e. the ultrasonic sensor 307 in a single action unit 301 can only receive the ultrasonic waves generated by the electrode assembly 302 in the action unit 301 and reflected by the lesion site, and preferably, the two action units 301 are symmetrically arranged at two sides of the filling section 201.
An embodiment of the action unit 301 is now given:
in this embodiment, the ultrasonic sensor 307 in the single action unit 301 is mounted to the balloon section 100b on the catheter assembly 100, and the action units 301 are provided in two, in which case the ultrasonic sensor 307 in the single action unit 301 is provided inside the electrode assembly 302 in order to prevent interference between the two action units 301.
Another embodiment of the effect unit 301 is now given:
in this embodiment, the ultrasonic sensor 307 in the single action unit 301 is mounted on the outer surface of the outer electrode member 303 in the electrode assembly 302 and is staggered with the position of the circular hole 306 in the electrode assembly 302, i.e. the ultrasonic sensor 307 and the circular hole 306 are staggered, and preferably, the ultrasonic sensor 307 is fixed on the outer surface of the outer electrode member 303 in the electrode assembly 302 by means of adhesion.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 pulse balloon dilatation catheter with ultrasonic detection function is characterized in that: comprises that
The catheter component extends along an axis A, a balloon component is arranged at the distal end of the catheter component, and the balloon component and the catheter component form a filling interval together;
at least one action unit arranged in the filling interval, wherein each action unit comprises an electrode assembly arranged on the catheter assembly and an ultrasonic sensor arranged along an axis A, and ultrasonic waves with different frequencies generated by the electrode assembly are used as an acoustic wave source of the ultrasonic sensor and a treatment source of the balloon catheter.
2. The pulsed balloon dilation catheter with ultrasound detection capability according to claim 1 wherein: the ultrasonic sensor and the electrode assembly are both connected with an external host through leads, and the ultrasonic sensor receives reflected waves of ultrasonic waves with detection frequencies generated by the electrode assembly and forms images at the host end through reflected wave data.
3. The pulse balloon dilatation catheter with ultrasonic testing of claim 1 or 2 wherein: the two action units are symmetrically arranged on two sides inside the filling interval.
4. The pulsed balloon dilation catheter with ultrasound detection capability according to claim 1, wherein: the electrode assembly comprises an outer electrode component, an inner electrode component and an insulating component, round holes are formed in the electrode assembly along the radial direction, and the inner electrode component and the round holes form an electric field interval together.
5. The pulsed balloon dilatation catheter with ultrasound detection capabilities of claim 1 or 4 wherein: the ultrasonic sensor is mounted to a balloon section on the catheter assembly.
6. The pulsed balloon dilation catheter with ultrasound detection capability of claim 4 wherein: the ultrasonic sensor is arranged on the outer surface of the outer electrode component and is staggered with the round holes.
7. The pulsed balloon dilation catheter with ultrasound detection capability according to claim 1, wherein: the outer tube component and the inner tube component in the proximal section of the catheter component form a flat cable interval.
8. The pulsed balloon dilation catheter with ultrasound detection capability according to claim 1, wherein: the electrode assembly is made of platinum-iridium alloy.
9. The pulsed balloon dilation catheter with ultrasound detection capability according to claim 1, wherein: the material of the catheter assembly comprises high density polyethylene, low density polyethylene and polyurethane.
10. The pulsed balloon dilation catheter with ultrasound detection capability according to claim 1 wherein: the balloon component material comprises nylon.
Priority Applications (1)
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CN202210815429.0A CN115192871A (en) | 2022-07-11 | 2022-07-11 | Pulse balloon dilatation catheter with ultrasonic detection function |
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CN202210815429.0A CN115192871A (en) | 2022-07-11 | 2022-07-11 | Pulse balloon dilatation catheter with ultrasonic detection function |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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WO1995019143A1 (en) * | 1994-01-14 | 1995-07-20 | Paul G. Yock And Robert J. Siegel, A Joint Venture | Ultrasonic ablation of stenoses and occlusions with imaging guidance |
US6004269A (en) * | 1993-07-01 | 1999-12-21 | Boston Scientific Corporation | Catheters for imaging, sensing electrical potentials, and ablating tissue |
US6398792B1 (en) * | 1999-06-21 | 2002-06-04 | O'connor Lawrence | Angioplasty catheter with transducer using balloon for focusing of ultrasonic energy and method for use |
US20060184076A1 (en) * | 2004-12-01 | 2006-08-17 | Gill Robert P | Ultrasonic device and method for treating stones within the body |
CN110638501A (en) * | 2019-09-10 | 2020-01-03 | 丁·奥利弗 | Ultrasonic balloon catheter system for cardiovascular lithotripsy |
CN111065342A (en) * | 2017-08-15 | 2020-04-24 | 皇家飞利浦有限公司 | Intracavity ultrasound device for diagnostic imaging and therapy |
CN215458401U (en) * | 2021-06-23 | 2022-01-11 | 苏州中荟医疗科技有限公司 | Shock wave generating device for angiostenosis lesion |
CN114376670A (en) * | 2021-12-22 | 2022-04-22 | 杭州德诺电生理医疗科技有限公司 | Blood vessel ultrasonic expansion catheter, blood vessel expansion device and blood vessel expansion equipment |
CN114533198A (en) * | 2022-02-24 | 2022-05-27 | 上海蓝帆博元医疗科技有限公司 | Shock wave balloon catheter device and medical equipment |
-
2022
- 2022-07-11 CN CN202210815429.0A patent/CN115192871A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6004269A (en) * | 1993-07-01 | 1999-12-21 | Boston Scientific Corporation | Catheters for imaging, sensing electrical potentials, and ablating tissue |
WO1995019143A1 (en) * | 1994-01-14 | 1995-07-20 | Paul G. Yock And Robert J. Siegel, A Joint Venture | Ultrasonic ablation of stenoses and occlusions with imaging guidance |
US6398792B1 (en) * | 1999-06-21 | 2002-06-04 | O'connor Lawrence | Angioplasty catheter with transducer using balloon for focusing of ultrasonic energy and method for use |
US20060184076A1 (en) * | 2004-12-01 | 2006-08-17 | Gill Robert P | Ultrasonic device and method for treating stones within the body |
CN111065342A (en) * | 2017-08-15 | 2020-04-24 | 皇家飞利浦有限公司 | Intracavity ultrasound device for diagnostic imaging and therapy |
CN110638501A (en) * | 2019-09-10 | 2020-01-03 | 丁·奥利弗 | Ultrasonic balloon catheter system for cardiovascular lithotripsy |
CN215458401U (en) * | 2021-06-23 | 2022-01-11 | 苏州中荟医疗科技有限公司 | Shock wave generating device for angiostenosis lesion |
CN114376670A (en) * | 2021-12-22 | 2022-04-22 | 杭州德诺电生理医疗科技有限公司 | Blood vessel ultrasonic expansion catheter, blood vessel expansion device and blood vessel expansion equipment |
CN114533198A (en) * | 2022-02-24 | 2022-05-27 | 上海蓝帆博元医疗科技有限公司 | Shock wave balloon catheter device and medical equipment |
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