CN108236451A - The probe of examination per rectum device and examination per rectum device - Google Patents
The probe of examination per rectum device and examination per rectum device Download PDFInfo
- Publication number
- CN108236451A CN108236451A CN201810061473.0A CN201810061473A CN108236451A CN 108236451 A CN108236451 A CN 108236451A CN 201810061473 A CN201810061473 A CN 201810061473A CN 108236451 A CN108236451 A CN 108236451A
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- China
- Prior art keywords
- probe
- air
- per rectum
- examination per
- elastic membrane
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/31—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the rectum, e.g. proctoscopes, sigmoidoscopes, colonoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/05—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0048—Detecting, measuring or recording by applying mechanical forces or stimuli
- A61B5/0053—Detecting, measuring or recording by applying mechanical forces or stimuli by applying pressure, e.g. compression, indentation, palpation, grasping, gauging
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/028—Microscale sensors, e.g. electromechanical sensors [MEMS]
Abstract
A kind of probe of examination per rectum device and examination per rectum device, the elastic membrane that the probe includes probe body and is looped around in the probe body, the semi-hermetic cavity with opening is formed between the elastic membrane and the probe body, the opening is connected by pipeline with the device of air of pumping outside the probe；The end set of the probe has image collecting device；Sensor array is provided on the outer surface of the elastic membrane.The probe of examination per rectum device provided by the invention and examination per rectum device, the diameter of probe can be expanded or reduced under the action of device of air is pumped, enters rectum in order to pop one's head in, and carried out image inspection and pressed inspection, compare the prior art, has the characteristics that easy to use, inspection result is accurate.
Description
Technical field
The present invention relates to the field of medical instrument technology, probe and examination per rectum more particularly to a kind of examination per rectum device
Device.
Background technology
The diagnosis of human body diseases is all based on what state of an illness information Macro or mass analysis obtained, and methods for the diagnosis of diseases includes visual examination and touches
It examines, for the entity tumor of tissue, the effect of palpation and visual examination is especially prominent.By taking rectal palpation as an example, anus is straight
Intestines palpation is very practical and easily side when checking rectum and appendix, prostate and uterus when the lesion of rectum adjacent organs
Method.
Although the inspection methods such as CT, B ultrasound, various endoscopes are all very advanced in recent years, cannot all be touched instead of anal orifice and rectal intestine
It examines.Due to depending on the image documentation equipments such as CT, B ultrasound unduly, and ignore anal orifice and rectal intestine palpation and cause to fail to pinpoint a disease in diagnosis, the case of mistaken diagnosis,
Particularly to the leaky bucket model of tumour, often occur.Endoscope can see the form of cavity inner wall lesion, but lack lesion hardness,
The necessary data of the diagnosing tumors such as degree of excursion.Therefore, visual examination, the palpation information in region to be checked should be collected as much as possible, it can pole
The big diagnosis for improving lesion.In view of the incidence of carcinoma of the rectum mid-low rectal cancer accounts for 60%-75%, i.e., most of carcinoma of the rectum hairs
It is raw in the regional extent of rectal palpation, rectal palpation it is significant.
However, anal orifice and rectal intestine palpation needs patient to have clinical examination experience for many years, and the subjective factors pair of patient
As a result it is affected, and finger insertion human rectum can generate the awkward mood of doctor and patient.
In a solution of the prior art, a kind of prostate imaging device is disclosed, is had the characteristics that：Probe
Diameter can not change, if be relatively large in diameter, there are certain difficulty during per anum insertion rectum, while be inserted into
Cheng Zhonghui brings pain to patient, if diameter is too small, is inserted into the pain that is easier to and will not cause patient, but it is difficult to ensure that pass
Sensor is fitted closely with rectum region to be checked, so as to influence the sensitivity of sensor.
Two aspects of sensitivity for taking into account the pain for mitigating patient and guarantee sensor simultaneously are asking for current urgent need to resolve
Topic.
Invention content
It is an object of the invention to propose a kind of probe of examination per rectum device and examination per rectum device, easily to carry out
Examination per rectum simultaneously obtains accurate inspection result.
For this purpose, the present invention uses following technical scheme：
A kind of probe of examination per rectum device, the bullet that the probe includes probe body and is looped around in the probe body
Property film, between the elastic membrane and the probe body formed with opening semi-hermetic cavity, it is described opening by pipeline with
Device of air connection is pumped outside the probe；The end set of the probe has image collecting device；Outside the elastic membrane
Sensor array is provided on surface, the sensor array is used to acquire the physiology or pathological information of tissue.
In said program, the end of the probe is additionally provided with illumination component.
In said program, the device of air of pumping includes air pump or air bag.
In said program, the probe further includes baroceptor, the part of the baroceptor acquisition air pressure and institute
State pipeline connection.
In said program, so sensor array includes multiple independent MEMS sensors.
In said program, the MEMS sensor is capacitance type micromachined ultrasonic transducer；The MEMS sensor includes
Top electrode, pressure film, the pillar with cavity, substrate and the lower electrode stacked gradually.
In said program, handle is provided on the other end except the end of the probe；The end of the handle
Annular projection is provided with, multiple scalable branch extended along the probe body length direction are provided on the annular projection
Strut, the end of the retractable support lever are connected with hardness close to the massage corpusculum of human skin hardness.
In said program, the material of the massage corpusculum is silica gel or sponge；And/or the retractable support lever
Material includes silica gel, sponge, spring and combinations thereof；And/or the massage corpusculum passes through medical adhesive with the retractable support lever
It is bonded or is connected by a snap；And/or the region that the massage corpusculum is contacted with human skin includes several graininess protrusions
Structure.
In said program, the end of the probe is additionally provided with near-infrared laser generator.
A kind of examination per rectum device, described device include host, pump probe in device of air and above-mentioned technical proposal,
In, the blow vent for pumping device of air is connected with the pipeline；The host is connected with the probe, and the host receives institute
The picture signal of image collecting device transmission and the information that is acquired of the sensor array are stated, and controls the probe work.
The probe of examination per rectum device provided by the invention and examination per rectum device, can be under the action of device of air be pumped
Expansion or the diameter for reducing probe enter rectum in order to pop one's head in, and carry out image inspection and press inspection, compared to more existing skill
Art has the characteristics that easy to use, inspection result is accurate.
Description of the drawings
Fig. 1 is the sonde configuration schematic diagram of examination per rectum device of the embodiment of the present invention；
Fig. 2 is the composition structure diagram of MEMS sensor in the embodiment of the present invention；
Fig. 3 is the structure diagram in probe insertion rectum during semi-hermetic cavity unaerated in the embodiment of the present invention；
Fig. 4 is structure diagram of the embodiment of the present invention when probe is inserted into semi-hermetic cavity inflation in rectum；
Fig. 5 is the structure diagram of supporting rod in the embodiment of the present invention；
Fig. 6 is MEMS sensor capacitance change detection device structure diagram in the embodiment of the present invention；
Fig. 7 is examination per rectum apparatus structure schematic diagram of the embodiment of the present invention.
Reference sign：
110- image collecting devices；120- sensor arrays；130- elastic membranes；141- handles；142- annular projections；151-
Massage corpusculum；152- retractable support levers；153- bars；160- signal wires；170- pipelines；180- air bags；190- hosts；On 201-
Electrode；202- cavitys；203- pressure films；204- pillars；205- substrates；Electrode under 206-；601- pressure test workbench；
602- pressure adjustment knobs；603- pressure balls；604- capacitance detecting devices；605-PC machines；606- samples to be tested.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is only used for explaining the present invention rather than limitation of the invention.It also should be noted that for the ease of
It describes, part related to the present invention rather than entire infrastructure is illustrated only in attached drawing.
As shown in Figure 1, the embodiment of the present invention provides a kind of probe of examination per rectum device, probe includes probe body and ring
The elastic membrane 130 being wound in probe body forms the semi-hermetic cavity with opening between elastic membrane 130 and probe body, should
The opening of semi-hermetic cavity is connected by pipeline with the device of air of pumping outside probe；The end set image collecting device of probe
110；Sensor array 120 is provided on the outer surface of elastic membrane 130.
Using the probe of examination per rectum device provided in an embodiment of the present invention, when pumping double of airtight cavity charge and discharge of device of air
During gas, the inflated condition of semi-hermetic cavity can be changed, and then change the size and shape of elastic membrane 130.Rectum is inserted into probe
Semi-hermetic cavity is in non-aerating state in the process, and probe diameter is smaller, and rectum is inserted into convenient for probe；Carrying out examination per rectum
Semi-hermetic cavity is in inflated condition in journey；Semi-hermetic cavity is deflated after inspection, and probe diameter reduces again, convenient for visiting
Head takes out from rectum, can reduce the pain of patient.
Sensor array 120 can provide the information such as hardness, the shape of human rectum's wall and its rectum lower periphery tissue,
It can also avoid the embarrassment of medical staff's finger palpation.
Sensor array in elastic membrane 130 is classified as MEMS sensor array, and MEMS sensor array connects with elastic membrane 130
It connects, can be moved with the deformation of elastic membrane 130.Elastic conduction glue material circuit is provided in elastic membrane 130 (in figure not show
Go out), which can simultaneously deform with the deformation of elastic membrane 130, so as to not influence between MEMS sensor array and circuit
Electrical connection.
Wherein, MEMS sensor array includes multiple independent MEMS sensors, and MEMS sensor array is located at deformable
Elastic membrane 130 on, since pressure is consistent in semi-hermetic cavity when air remains static in semi-hermetic cavity, each MEMS
The suffered gas pressure of sensor is consistent so that checks data reliability enhancing；Pump device of air pump gas performance and
On the basis of the elasticity of elastic membrane 130 is good, elastic membrane 130 is bonded with human rectum's internal structure type of fitting, and can improve inspection
The sensitivity looked into.
The lesion that pair can touch tissue diagnoses, and ideal method is first to be optically inspected, and understands mucomembranous surface
Situation, then carry out palpation, touch lump and need to further appreciate that its capsule reality property and the depth of Submucosal lesion tissue
Degree is when information, then combined echocardiography is detected, to obtain more diagnostic messages.
MEMS sensor in the embodiment of the present invention is capacitance type micromachined ultrasonic transducer (Capacitive
Micromachined Ultrasonic Transducers, abbreviation CMUT), it can be according to Clinical practice needs, in different controls
Under signal function processed, switching performs extraction ultrasonic signal and implementation presses function, to be needed according to inspection, obtains in time relevant
Check information.Specifically, MEMS sensor array for example obtains the elasticity modulus of tissue by pressure detecting, passes through ultrasound
Detection collects the acoustic information of tissue.
Using the probe of examination per rectum device provided in an embodiment of the present invention, under the illumination condition provided in illumination component,
Image collecting device can provide the information such as size, the appearance of human rectum's wall and its rectum lower periphery tissue.In the present invention
In embodiment, the end of probe is additionally provided with illumination component (not shown), and illumination component can be LED light, Image Acquisition
Device 110 includes ccd sensor, but in practical applications, the type of illumination component and image collecting device is not limited thereto.
Using the probe of examination per rectum device provided in an embodiment of the present invention, during a palpation, can obtain compared with
More physiological pathology of human body information is more favorable for clinical diagnosis.
Specifically, as shown in Fig. 2, MEMS sensor includes the top electrode 201 stacked gradually, pressure film 203, with free
Pillar 204, substrate 205 and the lower electrode 206 of chamber 202.
In embodiments of the present invention, it pumps device of air and includes air pump or air bag 180.Air pump or air bag 180 can be right
Semi-hermetic cavity is pressurizeed or pressure release.The probe of examination per rectum device provided in an embodiment of the present invention further includes air pressure sensing
Device (not shown), the part of baroceptor acquisition air pressure is connected with pipeline, when using the probe palpation with real-time acquisition
The atmospheric pressure being applied in elastic membrane.
As shown in Figure 1, probe end except the other end on be provided with handle 141；The end set of handle 141 has ring
Shape protrusion 142 is provided with multiple retractable support levers 152 extended along probe body length direction on annular projection 142, can
The end of telescopic supporting rod 152 is connected with hardness close to the massage corpusculum 151 of human skin hardness.
Clinician during being inserted into touch finger, can stroke crissum, mesh when carrying out rectal touch with remaining finger
Be to loosen anal sphincter.Massage corpusculum 151 on the probe of examination per rectum device provided in an embodiment of the present invention can be with
During probe is inserted into rectum, crissum is massaged, the difficulty of rectum is inserted into reduce to pop one's head in.
The material of the massage corpusculum 151 is silica gel or sponge.The material of retractable support lever 152 can be silica gel, sea
Continuous, spring or combination thereof.For example, retractable support lever 152 is elastic supporting bar, it can be by sponge, rubber or elasticity
The spring of coefficient very little is separately formed.Can also using spring pocket on deformable silicagel column as retractable support lever 152, this can
Telescopic supporting rod 152 can not only do length variation, can also swing, and then preferably anal skin is massaged.
Wherein, massage corpusculum 151 and retractable support lever 152 is Nian Jie or be connected by a snap by medical adhesive.
There are many fine granularity raised structures in the region that is contacted with human skin of massage corpusculum 151, with play preferably by
It rubs effect.
As shown in Figure 1, probe is not inserted into rectum, retractable support lever 152 is in maximum length.It massages as shown in Figure 1
The quantity of corpusculum 151 is 3, can design the quantity of massage corpusculum in actual use as needed.Rectal procedures are inserted into probe
In, it is equally distributed three massage corpusculum massage corpusculum, under the action of the retractable support lever compressed, always with crissum skin
Skin contacts, and simulates the effect of hand, and crissum is massaged, makes Sphincter ani chalasia.It, can as probe is inserted into rectal procedures
Telescopic supporting rod and massage corpusculum continue to be compressed；After probe is inserted into rectum, during semi-enclosed space unaerated, retractable supports
The state of bar is as shown in Figure 3.After semi-enclosed space inflation, the state of retractable support lever is as shown in figure 4, at this point, elastic membrane table
Face is expanded, and the surface area ratio of the MEMS sensor array gross area and elastic membrane becomes smaller.
After the information such as the hardness for the lump for determining rectal tissue, size, shape, depth, laser therapy is carried out in time, it can
To promote effects of clinic diagnosis.
Therefore, in embodiments of the present invention, the end of probe is additionally provided with near-infrared laser generator.The near-infrared laser
The wavelength for the laser that generator generates is 1.9 microns, directly can carry out laser therapy to lump or pathological tissues if necessary.
In addition, in embodiments of the present invention, as shown in figure 5, not flexible supporting rod 153 can also be used small with massaging
Body 151 connects, which passes through the hole on the annular projection 142 on handle, and supporting rod 153 is resetted using spring,
Driven rod 153 moves in hole during telescopic spring, plays the effect identical with above-mentioned elastic supporting bar.
MEMS sensor array external can be cased with protective case, and protective case can be deformed with the deformation of elastic membrane.It is inserted into straight
Smearing the substances such as coupling agent for medical use before intestines, outside protective case increases lubricity.According to sensibility testing arrangement pair as described in Figure 6
MEMS sensor carries out pressure-sensitivity test, and sample to be tested 606 is placed on pressure test workbench 601.Adjust pressure tune
When saving knob 602, pressure ball 603 applies pressure to sample to be tested 606.With the change of pressure, capacitance detecting device 604 detects
The capacitance of sample to be tested is simultaneously uploaded to PC machine 605.
After test, test result as described in Table 1 is obtained.Wherein, it is passed when sensor capacitance variable quantity 1 is unprotected set
Sensor capacitance change, sensor capacitance variable quantity when sensor capacitance converted quantity 2 is adds protective case.
1 pressure-sensitivity test result of table
The test result shows that influence of the protective case to MEMS sensor sensitivity is smaller.
The probe of examination per rectum device provided in an embodiment of the present invention can be expanded or be contracted under the action of device of air is pumped
The diameter of small probe enters rectum in order to pop one's head in, and carries out image inspection and presses inspection, and compare the prior art, and having makes
With the characteristics of convenient, inspection result is accurate.
As shown in fig. 7, the embodiment of the present invention provides a kind of examination per rectum device, device includes host 190, pumps device of air
With the probe of above-mentioned technical proposal, wherein, the blow vent for pumping device of air is connected with pipeline 170；Host by signal wire 160 with
Probe connection, the signal that host receives the picture signal of image collecting device transmission and MEMS sensor array is acquired, and control
System probe work.
Wherein, host have control unit, acquisition Mode-switch unit, multi-modal collecting unit, data analysis unit with
And the parts such as display unit, the working condition of control unit control probe, acquisition Mode-switch unit can switch probe
Operation mode, multi-modal collecting unit can acquire multi-modal data, and data analysis unit analyzes the data, display
Unit display portion needs the data of immediate observation.
Examination per rectum device provided in an embodiment of the present invention can expand or reduce probe under the action of device of air is pumped
Diameter, enter rectum in order to pop one's head in, carry out image inspection and pressing inspections, compare the prior art, with it is easy to use,
The characteristics of inspection result is accurate.
Provided in an embodiment of the present invention the foregoing is only a preferred embodiment of the present invention, is not intended to limit this
The protection domain of invention.
Claims (10)
1. a kind of probe of examination per rectum device, which is characterized in that the probe includes probe body and is looped around the probe
Elastic membrane in main body forms the semi-hermetic cavity with opening, the opening between the elastic membrane and the probe body
It is connected by pipeline with the device of air of pumping outside the probe；
The end set of the probe has image collecting device；
Sensor array is provided on the outer surface of the elastic membrane, the sensor array is used to acquire the physiology of tissue
Or pathological information.
2. probe according to claim 1, which is characterized in that the end of the probe is additionally provided with illumination component.
3. probe according to claim 1, which is characterized in that the device of air of pumping includes air pump or air bag.
4. probe according to claim 3, which is characterized in that the probe further includes baroceptor, the air pressure transmission
The part of sensor acquisition air pressure is connected with the pipeline.
5. probe according to any one of claims 1 to 4, which is characterized in that so sensor array includes multiple independences
MEMS sensor.
6. probe according to claim 5, which is characterized in that the MEMS sensor is sensed for capacitance type micromachined ultrasonic
Device；The MEMS sensor includes the top electrode, pressure film, the pillar with cavity, substrate and the lower electrode that stack gradually.
7. probe according to claim 1, which is characterized in that set on the other end except the end of the probe
There is handle；The end set of the handle has annular projection, is provided on the annular projection multiple along the probe body
The retractable support lever of length direction extension, the end of the retractable support lever is connected with hardness close to human skin hardness
Massage corpusculum.
8. probe according to claim 7, which is characterized in that the material of the massage corpusculum is silica gel or sponge；With/
Or, the material of the retractable support lever includes silica gel, sponge, spring and combinations thereof；And/or it is described massage corpusculum with it is described
Retractable support lever is bonded or is connected by a snap by medical adhesive；And/or the massage corpusculum is contacted with human skin
Region includes several graininess raised structures.
9. probe according to claim 8, which is characterized in that the end of the probe is additionally provided with near-infrared laser
Device.
10. a kind of examination per rectum device, which is characterized in that described device includes host, pumps device of air and claim 1 to 9
Any one of them is popped one's head in, wherein,
The blow vent for pumping device of air is connected with the pipeline；
The host is connected with the probe, and the host receives picture signal and the biography that described image harvester is sent
The information that sensor array is acquired, and control the probe work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810061473.0A CN108236451A (en) | 2018-01-22 | 2018-01-22 | The probe of examination per rectum device and examination per rectum device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810061473.0A CN108236451A (en) | 2018-01-22 | 2018-01-22 | The probe of examination per rectum device and examination per rectum device |
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| Publication Number | Publication Date |
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| CN108236451A true CN108236451A (en) | 2018-07-03 |
Family
ID=62698616
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810061473.0A Pending CN108236451A (en) | 2018-01-22 | 2018-01-22 | The probe of examination per rectum device and examination per rectum device |
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Cited By (3)
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| CN110420827A (en) * | 2019-08-12 | 2019-11-08 | 中国科学院微电子研究所 | A kind of ultrasound transducer array probe |
| CN111528808A (en) * | 2020-05-29 | 2020-08-14 | 重庆高铂瑞骐科技开发有限公司 | Medical bionic detection probe and preparation method thereof |
| CN113288410A (en) * | 2021-07-08 | 2021-08-24 | 昆山雷盛医疗科技有限公司 | Cavity organ radio frequency thermal ablation system |
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| CN111528808A (en) * | 2020-05-29 | 2020-08-14 | 重庆高铂瑞骐科技开发有限公司 | Medical bionic detection probe and preparation method thereof |
| CN111528808B (en) * | 2020-05-29 | 2022-12-23 | 重庆高铂瑞骐科技开发有限公司 | Medical bionic detection probe and preparation method thereof |
| CN113288410A (en) * | 2021-07-08 | 2021-08-24 | 昆山雷盛医疗科技有限公司 | Cavity organ radio frequency thermal ablation system |
| CN113288410B (en) * | 2021-07-08 | 2022-09-30 | 昆山雷盛医疗科技有限公司 | Cavity organ radio frequency thermal ablation system |
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