CN105902261A - Blood flow speed monitoring device and method based on thoracic descending aorta stent - Google Patents
Blood flow speed monitoring device and method based on thoracic descending aorta stent Download PDFInfo
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- CN105902261A CN105902261A CN201610394570.2A CN201610394570A CN105902261A CN 105902261 A CN105902261 A CN 105902261A CN 201610394570 A CN201610394570 A CN 201610394570A CN 105902261 A CN105902261 A CN 105902261A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/026—Measuring blood flow
- A61B5/0285—Measuring or recording phase velocity of blood waves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
- A61B5/0015—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by features of the telemetry system
- A61B5/0024—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by features of the telemetry system for multiple sensor units attached to the patient, e.g. using a body or personal area network
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6862—Stents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6867—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive specially adapted to be attached or implanted in a specific body part
- A61B5/6876—Blood vessel
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
- A61F2/06—Blood vessels
- A61F2/07—Stent-grafts
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- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
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- Public Health (AREA)
- Biomedical Technology (AREA)
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- Transplantation (AREA)
- Pulmonology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Gastroenterology & Hepatology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physiology (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
The invention relates to a blood flow speed monitoring device and method based on a thoracic descending aorta stent. The device comprises the coated stent, an integrated circuit and external treatment equipment. The integrated circuit is arranged outside the coated stent and comprises an energy supply module, a blood flow speed sensor, a storage device, a data processor and a first radiofrequency receiving and transmitting module. The energy supply module is used for supplying electricity to the integrated circuit, the blood flow speed sensor is used for transmitting detected blood flow speed signals to the data processor through the storage device, the data processor is used for converting the blood flow speed signals into digital signals and loading the ID of the integrated circuit and time stamp information, the first radiofrequency receiving and transmitting module is used for transmitting the digital signals to the external processing equipment through the coated stent, and the functions of data measurement and signal transmission are achieved. The blood flow speed monitoring device is small in size and radiation, capable of monitoring a patient in real time and capable of being widely applied to monitoring the state of thoracic descending aorta tumors.
Description
Technical field
The present invention relates to a kind of velocity of blood flow monitoring device and method thereof, especially with regard to one at medical treatment detection technique neck
The velocity of blood flow monitoring device based on descending thoracic aorta support applied in territory and method thereof.
Background technology
Aortic aneurysm is the most common angiopathy, mostly occurs with old people, and this disease can cause actively
Arteries and veins tumor ruptures, and the life of patient is caused threat greatly.Along with the development of modern medical techniques, utilize Wicresoft
Overlay film frame is implanted in human body by operation, and the treatment means for the treatment of aortic aneurysm and dissecting aneurysm is got more and more
Use.Artificial overlay film frame is compressed and discharges device into conveying by this therapy equipment, along the seal wire implanted in advance
Guide and send into human body, and conveying release device is transported to pathological changes aorta, then discharge overlay film frame.After release
Overlay film frame is attached on aorta tube wall under elastic force effect own, and overlay film will become new blood in lesion vessels
Passage, substitutes the effect of original aorta.Overlay film frame can cover the lesion of aorta, makes aortic aneurysm gradually
Form thrombosis, thus alleviate aortic aneurysm to surrounding tissue, organ, the compressing of blood vessel, and eliminate due to aortic aneurysm
Rupture and cause the danger of massive hemorrhage.
After stent inserting has been performed the operation, desired result should be the effect that overlay film frame perfection instead of original aorta,
Whole blood passes through overlay film frame circulating inside, outside overlay film frame not or have few blood to pass through.But with existing
Technical merit, complete stent inserting operation after, doctor can only by radiography understand overlay film frame work
Situation is the best, and this not only wastes time and energy, and patient will also result in the biggest misery.
Summary of the invention
For the problems referred to above, it is an object of the invention to provide a kind of volume little, radiate little, patient can be carried out simultaneously
The velocity of blood flow monitoring device based on descending thoracic aorta support of monitoring in real time and method thereof.
For achieving the above object, the present invention takes techniques below scheme: a kind of blood stream based on descending thoracic aorta support
Slowdown monitoring device, it is characterised in that: this device includes overlay film frame, integrated circuit and external processing apparatus；Described collection
Become circuit be arranged on outside described overlay film frame, described integrated circuit include energy supply module, velocity of blood flow sensor,
Memorizer, data processor and the first radio-frequency (RF) receiving and transmission module；Described energy supply module is for supplying for described integrated circuit
Electricity；The velocity of blood flow signal detected is processed to described data by described velocity of blood flow sensor through the transmission of described memorizer
Device, velocity of blood flow signal is converted into digital signal, and loads described integrated circuit ID, time by described data processor
Stamp information, is transferred to described external treatment by digital signal through described overlay film frame by described first radio-frequency (RF) receiving and transmission module
Equipment, completes DATA REASONING, signal emission function.
Further, described overlay film frame is used for carrying out energy and signal transmission as antenna, and it is by inner membrance, rack body
Constitute with adventitia, be positioned at described rack body and be internally provided with described inner membrance, be positioned at outside described rack body and be provided with
Described adventitia.
Further, described rack body includes plural bracing structure and more than one longitudinal support structure,
Each described bracing structure is bent to form ring support by a tinsel, and all described ring supports are the most successively
Arrange and be fixedly connected into one by longitudinal support structure described between ring support described in adjacent two.
Further, described ring support uses sinusoidal configuration, and described longitudinal support structure is fixedly installed on all described
Ring support side, described longitudinal support structure is made up of another tinsel.
Further, described ring support uses sawtooth waveforms structure, all described ring supports and all described longitudinal bracings
Structure uses same one metal wire to work out.
Further, resonant frequency f of described rack body:In formula, N is ring support
Quantity, n be the fluctuating quantity of waveform in ring support, l be the length of longitudinal support structure, C1、C2And C3It is
Positive coefficient.
Further, described integrated circuit uses string configuration, and strip integrated circuit is axial arranged along overlay film frame.
Further, described integrated circuit uses square structure or loop configuration, is wrapped in described collection when using square structure
The biological compatibility shell becoming circuit external uses circular configuration；When using loop configuration, annular integrated circuit place is put down
Face is parallel with the tangent plane of overlay film frame.
Further, described external processing apparatus includes launching antenna, reception antenna, the second radio-frequency (RF) receiving and transmission module, process
Device, transport module and work station；By described integrated in described transmitting sky alignment body of described second radio-frequency (RF) receiving and transmission module
Circuit transmission electromagnetic transmission energy, the blood that the described integrated circuit simultaneously and in described reception antenna receiving body sends
Flow velocity signal；Described second radio-frequency (RF) receiving and transmission module by the velocity of blood flow signal that receives through described processor, transmission mould
Block sends to described work station.
A kind of monitoring method based on above-mentioned monitoring device, it is characterised in that the method comprises the following steps: 1) arrange
The one monitoring dress including velocity of blood flow sensor, data processor, the first radio-frequency (RF) receiving and transmission module and external processing apparatus
Putting, wherein, external processing apparatus includes reception antenna, the second radio-frequency (RF) receiving and transmission module, processor, transport module and work
Stand；2) the velocity of blood flow signal between velocity of blood flow sensor acquisition convex chest main aneurysm and overlay film frame passes through data
Processor transmits after processing to the first radio-frequency (RF) receiving and transmission module, and the velocity of blood flow signal received is entered by the first radio-frequency (RF) receiving and transmission module
It is sent to external processing apparatus by antenna after row modulation；3) reception antenna by the velocity of blood flow signal that receives through second
It is sent to work station after radio-frequency (RF) receiving and transmission module is demodulated and after the process of treated device, completes monitoring.
Due to the fact that and take above technical scheme, it has the advantage that 1, due to the fact that and take to detect in real time
Mode, patient can understand self health status without going to hospital, convenient and swift.2, compared to passing through radiography in the past
Mode detects the mode of tumor, and the present invention, from radiation, overcomes when existing radiography mode detects internal hemorrhage due to trauma and makes
The time manpower and materials cost height become the problem that patient health situation is constituted a serious threat.3, the present invention can be
Operative treatment implants velocity of blood flow monitoring integrated circuit while implanting support, it is to avoid the misery of patient's second operation.This
Invention can extensively be applied in the status monitoring of convex chest main aneurysm.
Accompanying drawing explanation
Fig. 1 is the monitoring device principle schematic of the present invention；
Fig. 2 is structural representation during data processor employing NRF51822 chip in integrated circuit of the present invention；
Fig. 3 is the external equipment principle schematic of the present invention；
Fig. 4 is the antenna structure view of the sine wave shape of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is carried out detailed description.It should be appreciated, however, that being provided only more of accompanying drawing
Understanding the present invention well, they should not be interpreted as limitation of the present invention.
As it is shown in figure 1, the present invention provides a kind of tumor body velocity of blood flow monitoring device based on descending thoracic aorta support, its
Including an overlay film frame, an integrated circuit and an external processing apparatus.
Overlay film frame is used for carrying out energy and signal transmission as antenna, and it is made up of inner membrance, rack body and adventitia,
It is positioned at rack body and is internally provided with inner membrance, be positioned at outside rack body and be provided with adventitia.
Integrated circuit is arranged on outside overlay film frame, can be installed on adventitia by integrated circuit, it is also possible to by integrated electricity
Road is placed between overlay film frame and tumor body independent of support.This integrated circuit includes energy supply module, velocity of blood flow
Sensor, memorizer, data processor and the first radio-frequency (RF) receiving and transmission module.Energy supply module is penetrated by first through antenna
Frequently transceiver module receives and is radiated to internal electromagnetic wave by external processing apparatus, by the way of radio frequency energy is collected
Power for miscellaneous part on integrated circuit.The velocity of blood flow signal detected is transmitted to memorizer by velocity of blood flow sensor
Storing, data processor can be translated into digital signal from memory read data, and load integrated circuit
The information such as ID, timestamp, by the first radio-frequency (RF) receiving and transmission module by digital signal through antenna transmission to external processing apparatus,
Complete DATA REASONING, signal emission function.Wherein, energy supply module can also use minicell as an alternative,
Directly to power for each parts on integrated circuit.
In a preferred embodiment, as in figure 2 it is shown, data processor can use and be produced by NORDIC company
NRF51822 chip.This chip ADC switched pins J6 connects velocity of blood flow sensor, and VDD power pins J1 connects
Energy supply module, XC1, XC2 pin J37-J38 connects clock circuit, VDD_PA, ANT1, ANT2 pin J30-J32
Connect the first radio-frequency (RF) receiving and transmission module.P0.01 pin J5 connects power sense circuit, and DEC1 pin J39 is through the 3rd electric capacity
C3 ground connection；Ground connection after VSS pin J33, J34 parallel connection, connects energy supply mould after VSS pin J33, J34 parallel connection
Block, the 4th electric capacity C4 in parallel between AVDD pin with VSS pin.DEC2 pin J29 is through the tenth electric capacity C10
Ground connection after being connected with EXP_GND pin J49；VSS pin J13 ground connection, SWCLK pin is through the 3rd resistance R3 ground connection.
Wherein, clock circuit includes the first electric capacity C1, the second electric capacity C2 and crystal oscillator X1, and crystal oscillator X1 controls end pin 1
Through the second electric capacity C2 ground connection, crystal oscillator X1 outfan pin 2 is through the first electric capacity C1 ground connection；Crystal oscillator X1 controls end pin
The 1 XC1 pin J37 being additionally coupled to NRF51822 chip, crystal oscillator X1 outfan pin 2 is additionally coupled to NRF51822
The XC2 pin J38 of chip.
Power sense circuit includes the first resistance R1, the second resistance R2 and electric capacity C13, and the first resistance R1 mono-terminates height
Level (i.e. energy supply module), the first resistance R1 other end is through the second resistance R2 ground connection；It is positioned at the second resistance R2
Two ends are parallel with between electric capacity C13, and the first resistance R1 other end and the second resistance R2 and are connected to by wire
The P0.01 pin J5 of NRF51822 chip.
In above-described embodiment, as it is shown on figure 3, external processing apparatus includes launching antenna, reception antenna, the second radio frequency
Transceiver module, processor, transport module and work station.By the collection in the second radio-frequency (RF) receiving and transmission module emitted sky alignment body
Become circuit transmission electromagnetic transmission energy, simultaneously and the velocity of blood flow that sends of the integrated circuit that is received in antenna receiving body
Signal；The treated device of velocity of blood flow signal received, transport module are sent to work station by the second radio-frequency (RF) receiving and transmission module,
In case follow-up use.Wherein, work station can use the mobile terminal such as smart mobile phone, intelligent watch.
In a preferred embodiment, being provided with signal processing system in work station, signal processing system is according to setting
Measure the blood flowrate obtained in time and judge aortic aneurysm thrombosis situation, if velocity of blood flow within the setting time
Value is in threshold range set in advance, then be judged as that normal thrombosis, the most gradually atrophy blood occurs in aortic aneurysm
Suberification；If within the setting time, blood flowrate exceedes threshold range set in advance, then it is judged as descending thoracic aorta
Tumor is still continuing hypertrophy.
In a preferred embodiment, as shown in Figure 4, rack body includes plural bracing structure 1
With more than one longitudinal support structure 2, each bracing structure 1 is bent to form ring support by a tinsel,
All ring supports longitudinally set gradually and connect by a longitudinal support structure 2 is fixing between adjacent two ring supports
Integral.
In above-described embodiment, ring support can use sinusoidal configuration or sawtooth waveforms structure.When ring support is just using
During string wave structure, longitudinal support structure 2 is fixedly installed on all ring support sides, now this longitudinal support structure 2
It is made up of another tinsel；When ring support uses sawtooth waveforms structure, all ring supports and all longitudinal bracings knot
Structure 2 uses same one metal wire to work out.
In above-described embodiment, all bracing structures 1 and longitudinal support structure 2 all can use Nitinol, doctor
It is made with materials such as rustless steels.
In above-described embodiment, resonant frequency f of rack body:
In formula, N be the quantity of ring support, n be the fluctuating quantity of waveform in ring support, l be longitudinal support structure 2
Length, C1、C2And C3It is positive coefficient.Wherein, N, n and l are the biggest, and resonant frequency is the least.During use, by
In can not the size of adjusting pole main body, so by adjusting rising of waveform in quantity N of ring support, ring support
Length l of voltage amount n and longitudinal support structure 2 carrys out adjusting pole main body as resonant frequency during antenna.
In a preferred embodiment, integrated circuit external is enclosed with biological compatibility shell, biological compatibility
Shell is avoided that the rejection producing human body.Preferably, biological compatibility shell has certain pliability, can be curved
Bent.The material of biological compatibility shell preferably employs polydimethylsiloxane (PDMS).During making, can be by integrated electricity
Road is put in a mold, is filled with encapsulation with polydimethylsiloxane, prepares the integrated of band biological compatibility shell
Circuit.
Integrated circuit is by flexible PCB and is formed on this flexible PCB each modular circuit chip system being made up of wafer
Become, to adapt to volumetric constraint, and can be curved with the change of overlay film frame shape, but its length is propped up less than overlay film
Frame length, its sectional area is less than 1mm × 1mm.
Integrated circuit uses string configuration, and strip integrated circuit is axial arranged along overlay film frame.
Integrated circuit uses square structure, is wrapped in its outside biological compatibility shell and uses circular configuration.
Integrated circuit uses loop configuration, and annular integrated circuit place plane is parallel with the tangent plane of overlay film frame.
Based on said apparatus, the present invention also provides for a kind of tumor body velocity of blood flow monitoring method based on descending thoracic aorta support.
Velocity of blood flow based on the descending thoracic aorta overlay film frame monitoring using the present invention is described in detail below by specific embodiment
The detailed process that the velocity of blood flow of convex chest main aneurysm patient is monitored by device:
1, the velocity of blood flow signal between velocity of blood flow sensor acquisition convex chest main aneurysm and overlay film frame is by data
Reason device transmits after processing to the first radio-frequency (RF) receiving and transmission module, and the velocity of blood flow signal received is carried out by the first radio-frequency (RF) receiving and transmission module
It is sent to external processing apparatus by antenna after modulation.
2, reception antenna by the velocity of blood flow signal that receives after the second radio-frequency (RF) receiving and transmission module is demodulated and treated device
Work station it is sent to after process.
In a particular embodiment, use the present invention's to detect convex chest main aneurysm thrombosis situation based on measuring blood flow rate
Device process that breast fall actively overlay film frame duty is detected:
Blood stream between convex chest main aneurysm and overlay film frame that the signal processing system being arranged in work station will receive
Speed value compares with predetermined threshold value and judges aortic aneurysm thrombosis situation, if within the setting time at blood flowrate
In threshold range set in advance, then it is judged as that normal thrombosis, the most gradually atrophy thrombosis occurs in aortic aneurysm；
If within the setting time, blood flowrate exceedes threshold range set in advance, then it is judged as that convex chest main aneurysm still exists
Continue hypertrophy.Furthermore it is possible to according to the blood flowrate of aortic aneurysm obtained as reference value further to aorta
The thrombosis situation of tumor judges.
The various embodiments described above are merely to illustrate the present invention, and the structure of the most each parts, connected mode and processing technology etc. are all
Can be varied from, every equivalents carried out on the basis of technical solution of the present invention and improvement, the most should not
Get rid of outside protection scope of the present invention.
Claims (10)
1. a velocity of blood flow monitoring device based on descending thoracic aorta support, it is characterised in that: this device includes overlay film
Support, integrated circuit and external processing apparatus；Described integrated circuit is arranged on outside described overlay film frame, described integrated
Circuit includes energy supply module, velocity of blood flow sensor, memorizer, data processor and the first radio-frequency (RF) receiving and transmission module；
Described energy supply module is used for as described integrated circuit；The blood stream that described velocity of blood flow sensor will detect
Speed signal is through the transmission of described memorizer to described data processor, and velocity of blood flow signal is converted into by described data processor
Digital signal, and load described integrated circuit ID, timestamp information, by described first radio-frequency (RF) receiving and transmission module by numeral
Signal is transferred to described external processing apparatus through described overlay film frame, completes DATA REASONING, signal emission function.
2. velocity of blood flow monitoring device based on descending thoracic aorta support as claimed in claim 1, it is characterised in that:
Described overlay film frame is used for carrying out energy and signal transmission as antenna, and it is made up of inner membrance, rack body and adventitia,
It is positioned at described rack body and is internally provided with described inner membrance, be positioned at outside described rack body and be provided with described adventitia.
3. velocity of blood flow monitoring device based on descending thoracic aorta support as claimed in claim 2, it is characterised in that:
Described rack body includes plural bracing structure and more than one longitudinal support structure, each described horizontal stroke
Being bent to form ring support to supporting construction by a tinsel, all described ring supports longitudinally set gradually and phase
It is fixedly connected into one by longitudinal support structure described between ring support described in adjacent two.
4. velocity of blood flow monitoring device based on descending thoracic aorta support as claimed in claim 3, it is characterised in that:
Described ring support uses sinusoidal configuration, and described longitudinal support structure is fixedly installed on all described ring support sides,
Described longitudinal support structure is made up of another tinsel.
5. velocity of blood flow monitoring device based on descending thoracic aorta support as claimed in claim 3, it is characterised in that:
It is same that described ring support uses sawtooth waveforms structure, all described ring supports and all described longitudinal support structure to use
One metal wire is worked out.
6. velocity of blood flow monitoring device based on descending thoracic aorta support as claimed in claim 2 or claim 3, its feature exists
In: resonant frequency f of described rack body:
In formula, N be the quantity of ring support, n be the fluctuating quantity of waveform in ring support, l be longitudinal support structure
Length, C1、C2And C3It is positive coefficient.
7. velocity of blood flow monitoring device based on descending thoracic aorta support as claimed in claim 1, it is characterised in that:
Described integrated circuit uses string configuration, and strip integrated circuit is axial arranged along overlay film frame.
8. velocity of blood flow monitoring device based on descending thoracic aorta support as claimed in claim 1, it is characterised in that:
Described integrated circuit uses square structure or loop configuration, is wrapped in described integrated circuit external when using square structure
Biological compatibility shell uses circular configuration；Annular integrated circuit place plane and overlay film frame when using loop configuration
Tangent plane parallel.
9. velocity of blood flow monitoring device based on descending thoracic aorta support as claimed in claim 1, it is characterised in that:
Described external processing apparatus includes launching antenna, reception antenna, the second radio-frequency (RF) receiving and transmission module, processor, transport module
And work station；Electromagnetism is launched by described second radio-frequency (RF) receiving and transmission module described integrated circuit in described transmitting sky alignment body
Ripple transmission energy, the velocity of blood flow signal that the described integrated circuit simultaneously and in described reception antenna receiving body sends；
The velocity of blood flow signal received is sent to described by described second radio-frequency (RF) receiving and transmission module through described processor, transport module
Work station.
10. one kind based on the monitoring method of monitoring device as described in any one of claim 1 to 9, it is characterised in that
The method comprises the following steps:
1) arrange one to include velocity of blood flow sensor, data processor, the first radio-frequency (RF) receiving and transmission module and external treatment and set
Standby monitoring device, wherein, external processing apparatus includes reception antenna, the second radio-frequency (RF) receiving and transmission module, processor, biography
Defeated module and work station；
2) the velocity of blood flow signal between velocity of blood flow sensor acquisition convex chest main aneurysm and overlay film frame is by data
Reason device transmits after processing to the first radio-frequency (RF) receiving and transmission module, and the velocity of blood flow signal received is carried out by the first radio-frequency (RF) receiving and transmission module
It is sent to external processing apparatus by antenna after modulation；
3) reception antenna by the velocity of blood flow signal that receives after the second radio-frequency (RF) receiving and transmission module is demodulated and treated device
It is sent to work station after process, completes monitoring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394570.2A CN105902261A (en) | 2016-06-06 | 2016-06-06 | Blood flow speed monitoring device and method based on thoracic descending aorta stent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394570.2A CN105902261A (en) | 2016-06-06 | 2016-06-06 | Blood flow speed monitoring device and method based on thoracic descending aorta stent |
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| CN105902261A true CN105902261A (en) | 2016-08-31 |
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| CN201610394570.2A Pending CN105902261A (en) | 2016-06-06 | 2016-06-06 | Blood flow speed monitoring device and method based on thoracic descending aorta stent |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016014991A1 (en) * | 2014-07-24 | 2016-01-28 | Lightlab Imaging, Inc. | Stent and vessel visualization and diagnostic systems, devices, and methods |
| US20160045316A1 (en) * | 2014-08-18 | 2016-02-18 | St. Jude Medical, Cardiology Division, Inc. | Prosthetic heart devices having diagnostic capabilities |
| FR3026631A1 (en) * | 2014-10-03 | 2016-04-08 | Ecole Polytech | IMPLANTABLE MEDICAL DEVICE WITH SENSORS |
| CN104382676A (en) * | 2014-11-21 | 2015-03-04 | 清华大学深圳研究生院 | In-vivo wireless communication device based on vascular stent and wireless communication system |
| CN105193529A (en) * | 2015-10-20 | 2015-12-30 | 清华大学深圳研究生院 | In vivo wireless sensing system based on cardiovascular stent |
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