CN105919577A - Pressure difference monitoring device based on venous stent and method based on pressure difference monitoring device - Google Patents
Pressure difference monitoring device based on venous stent and method based on pressure difference monitoring device Download PDFInfo
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- CN105919577A CN105919577A CN201610394084.0A CN201610394084A CN105919577A CN 105919577 A CN105919577 A CN 105919577A CN 201610394084 A CN201610394084 A CN 201610394084A CN 105919577 A CN105919577 A CN 105919577A
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- support
- vein
- monitoring device
- integrated circuit
- pressure difference
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Classifications
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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
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
- A61B5/02158—Measuring pressure in heart or blood vessels by means inserted into the body provided with two or more sensor elements
-
- 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
-
- 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
- A61B5/0031—Implanted circuitry
-
- 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
- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
- A61B5/02014—Determining aneurysm
-
- 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
-
- 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
-
- 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
Abstract
The invention relates to a pressure difference monitoring device based on a venous stent and a method based on the pressure difference monitoring device. The pressure difference monitoring device is characterized by comprising the venous stent, two integrated circuits and external processing equipment, wherein the venous stent is utilized as an antenna, and the two integrated circuits are fixedly arranged at an inlet and an outlet of a blood vessel of the venous stent respectively; each integrated circuit comprises an energy supply module, a pressure sensor, a storage device, a data processor and a first radio frequency transceiving module, the energy supply module is used for supplying electric power to the integrated circuit, the pressure sensor is used for transmitting detected blood pressure signals to the data processor through the storage device, the data processor is used for converting the blood pressure signals to digital signals, and the first radio frequency transceiving module is used for transmitting the digital signals to the external processing equipment through the venous stent.
Description
Technical field
The present invention is about a kind of pressure difference monitoring device based on vein support and method thereof, relates to medical monitoring technology
Field.
Background technology
Angiopathy is situation occurred frequently in recent years, and blood vessel embolism is one of which important diseases, the main disease of venous thrombosis
Because being to pile up at some lipid materials of tunica intima to form white speckle, cause lumen of vessels narrow, make blood flow be obstructed, lead
Cause ischemia.Phlebothrombosis is likely to occur at whole body vein everywhere, endangers bigger.Vein support is treatment vein bolt
The important means of plug, after the intervention operation of vein support completes, needs periodically to check.At present, vein support is general
It is independent intervention, it no longer adds any other parts.
Vein support is the important means for the treatment of venous thrombosis, after the intervention operation of vein support completes, needs periodically to carry out
Check.At present, vein support is usually independent intervention, and it no longer adds any other parts.
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, simultaneously can be to vein support
Pressure difference monitoring device based on vein support that blood pressure is monitored in real time and method thereof.
For achieving the above object, the present invention takes techniques below scheme: the monitoring of a kind of pressure difference based on vein support fills
Put, it is characterised in that this monitoring device includes a vein support, two integrated circuits and an external processing apparatus；
Described vein support uses as antenna, and integrated circuit described in two is respectively fixedly disposed at the blood of described vein support
At the entrance and exit of pipe；Each described integrated circuit all includes an energy supply module, a pressure transducer, one deposits
Reservoir, a data processor and one first radio-frequency (RF) receiving and transmission module, each described energy supply module is for for described integrated
Circuit is powered；The blood pressure signal detected is transmitted to described data processor by described pressure transducer through described memorizer,
Blood pressure signal is converted into digital signal by described data processor, and numeral is believed by described first radio-frequency (RF) receiving and transmission module
Number it is transferred to described external processing apparatus through described vein support.
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 described integrated circuit in described reception antenna receiving body is sent to external simultaneously
Blood pressure signal, the blood pressure signal received is sent to institute by described radio-frequency (RF) receiving and transmission module through described processor and transport module
State work station.
Further, described vein support includes plural bracing structure and some longitudinal support structure, each
Described bracing structure is bent to form ring support by a tinsel, if passing through between ring support described in adjacent two
The dry described longitudinal support structure being crisscross arranged is fixing to be connected, and forms network structure, described venous branch after making support strut
Frame is configured to by two isometric joints, and the one end often saving described support is all connected with ic output described in, often
The other end saving described support is respectively arranged with insulant.
Further, described ring support uses sinusoidal configuration or sawtooth waveforms structure.
Further, described vein support is set to as resonant frequency f of antenna:
In formula, N be the quantity of ring support, n be the fluctuating quantity of waveform in ring support, l be the length of longitudinal support structure
Degree, C1、C2And C3It is positive coefficient.
Further, integrated circuit described in two is arranged on string configuration, and strip integrated circuit is along described vein support
Axial arranged.
Further, each described integrated circuit all uses segmentation structure, and stagewise integrated circuit is axial along vein support
Arrange.
Further, each described integrated circuit all uses square structure, is wrapped in its outside biological compatibility shell
Use circular configuration.
Further, each described integrated circuit all uses loop configuration, annular integrated circuit place plane and described vein
The tangent plane of support is parallel.
A kind of monitoring method based on described pressure difference monitoring device, it is characterised in that include herein below: 1) arrange
The one pressure difference monitoring including pressure transducer, data processor, the first radio-frequency (RF) receiving and transmission module and external processing apparatus
Device, wherein, external processing apparatus include reception antenna, the second radio-frequency (RF) receiving and transmission module, processor, transport module and
Work station；2) two pressure transducers gather the blood pressure signal at vein stented vessel two ends respectively, and respectively by corresponding
Transmit after data processor processes to the first radio-frequency (RF) receiving and transmission module, two first radio-frequency (RF) receiving and transmission module blood pressure signal to receiving
It is sent to external processing apparatus by the vein support as antenna after being modulated respectively；3) reception antenna will receive
The blood pressure signal at vein stented vessel two ends after the second radio-frequency (RF) receiving and transmission module is demodulated and treated device process after send out
Deliver to work station.
Due to the fact that and take above technical scheme, it has the advantage that 1, the present invention includes vein support, Liang Ji
Becoming circuit and external processing apparatus, two integrated circuits are respectively fixedly disposed at the entrance and exit of vein stented vessel pair
Vein support blood pressure is monitored, it is possible to obtain blood pressure situation in vein support, by the blood at vein stented vessel two ends
The duty of vein support can be monitored by pressure signal difference effectively.2, due to the fact that and take to detect in real time
Mode, patient can understand self health status without going to hospital to do radiography, reduce cost and risk, decrease
The misery of patient, makes the feedback that doctor obtains more quickly effectively.3, the present invention can implant support at operative treatment
It is simultaneously implanted integrated circuit, it is to avoid the misery of patient's second operation.The present invention can be widely applied to cardiovascular disease
In status monitoring.
Accompanying drawing explanation
Fig. 1 is the integrated circuit structure schematic diagram of the present invention；
Fig. 2 is the structural representation during data processor employing NRF51822 chip of the present invention；
Fig. 3 is the external processing apparatus structural representation of the present invention；
Fig. 4 is that vein support of the present invention uses saw tooth wave shape structural representation.
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 pressure difference monitoring device based on vein support of the present invention, including a vein support, Liang Ji
Become circuit and an external processing apparatus；Vein support is used for carrying out energy and signal transmission, two integrated circuits as antenna
Be respectively fixedly disposed at the entrance and exit of vein stented vessel, each integrated circuit all include energy supply module,
Pressure transducer, memorizer, data processor and the first radio-frequency (RF) receiving and transmission module.Each energy supply module is through as sky
The vein support of line is received by the first radio-frequency (RF) receiving and transmission module and is radiated to internal electromagnetic wave by external processing apparatus, passes through
The mode that radio frequency energy is collected is that on integrated circuit, miscellaneous part is powered.The blood pressure letter that pressure transducer will detect
Number transmission stores to memorizer, and data processor can be translated into digital signal from memory read data,
And load the information such as integrated circuit ID, timestamp, by the first radio-frequency (RF) receiving and transmission module using digital signal through as venous branch
The antenna transmission of frame, to external processing apparatus, completes DATA REASONING, signal emission function.Wherein, energy supply module
Minicell can also be used as an alternative, in order to directly power for each parts on integrated circuit.
In a preferred embodiment, as in figure 2 it is shown, it is that NORDIC company produces that data processor can use
NRF51822 chip.This chip ADC switched pins J6 is connected in parallel two pressure transducers, and VDD power pins J1 is even
Connecing energy supply module, XC1, XC2 pin J37-J38 connects clock circuit, VDD_PA, ANT1, ANT2 pin
J30-J32 connects the first radio-frequency (RF) receiving and transmission module, and P0.01 pin J5 connects power sense circuit, DEC1 pin J39 warp
3rd electric capacity C3 ground connection；Ground connection after VSS pin J33, J34 parallel connection, connects energy after VSS pin J33, J34 parallel connection
Amount supply module, the 4th electric capacity C4 in parallel between AVDD pin with VSS pin.DEC2 pin J29 is through the tenth
Electric capacity C10 and EXP_GND pin J49 be connected after ground connection；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
It is connected to NRF51822 by wire between two ends shunt capacitance C13, and the first resistance R1 other end and the second resistance R2
The P0.01 pin J5 of chip.
In a preferred embodiment, as it is shown on figure 3, external processing apparatus include launch antenna, reception antenna,
Second radio-frequency (RF) receiving and transmission module, processor, transport module and work station.By the second radio-frequency (RF) receiving and transmission module emitted sky alignment
Internal integrated circuit launches electromagnetic transmission energy, simultaneously and the integrated circuit that is received in antenna receiving body is sent to body
Outer blood pressure signal；The treated device of blood pressure signal received, transport module are sent to work by the second radio-frequency (RF) receiving and transmission module
Stand, 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 calculates installs
There is the pressure difference at the blood vessel two ends of vein support, and judge that whether the pressure difference obtained in Preset Time is in preset range
In, thus judge to be provided with whether the blood vessel of vein support occurs in that the phenomenon of restenosis.
In a preferred embodiment, as shown in Figure 4, vein support includes plural bracing structure 1
With some longitudinal support structure 2, each bracing structure 1 is bent to form ring support by a tinsel；Adjacent
Connect by some longitudinal support structure 2 being crisscross arranged are fixing between two ring supports, after making support strut, form net
Shape structure.Ring support can use sinusoidal configuration or sawtooth waveforms structure.Vein support is by two isometric joint frameworks
Becoming, the one end often saving support is all connected with an ic output, two joints be configured to the two of integrated circuit antenna
Pole feeds.Wherein, it is respectively arranged with insulant at the other end often saving support, is somebody's turn to do by insulant is fixing
The steadiness of joint supporting structure.In the present embodiment, when this vein support is as antenna, its radiance is more preferable, frequently
Carry wider.
Vein support is set to as resonant frequency f of antenna:
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.Wherein, N, n and l are the biggest, and resonant frequency is the least.During use, by
In not adjusting the size of vein support, so by adjusting rising of waveform in quantity N of ring support, ring support
Length l of voltage amount n and longitudinal support structure adjusts the resonant frequency of antenna.
In a preferred embodiment, each integrated circuit external is enclosed with biological compatibility shell.Each integrated
Circuit can be fixed on vein stent outer by a gim peg, and one end of gim peg is welded on the pad of integrated circuit,
The other end links together with vein support outer wall；Gim peg is exposed to biological compatibility enclosure, and biology can be held concurrently
Capacitive shell is avoided that the rejection producing human body.Preferably, biological compatibility shell has certain pliability, can
With bending.The material of biological compatibility shell preferably employs polydimethylsiloxane (PDMS).During making, can will collect
Become circuit to put in a mold, be filled with encapsulation with polydimethylsiloxane, gim peg be left outside thus prepare
With biological compatibility shell and the integrated circuit of gim peg.
In a preferred embodiment, could be covered with biological compatibility at the solder joint of gim peg and vein support
Medicine film.Owing to the welding of gim peg and vein support may destroy the biological compatibility shell outside vein support,
Cover one layer of medicine film at gim peg and vein support weld, can prevent the rejection of human body from occurring further.
In a preferred embodiment, each integrated circuit by flexible PCB and is formed on this flexible PCB
The each modular circuit chip being made up of wafer is made, and to adapt to volumetric constraint, and can enter with the change of vein support shape
Line bend, but its length is less than vein stent length, and in order to not block blood vessel, its sectional area is less than 1mm
×1mm。
In a preferred embodiment, two integrated circuits can be arranged on a string configuration, the integrated electricity of strip
Curb vein support is axial arranged；Each integrated circuit all can use segmentation structure, and stagewise integrated circuit is along quiet
Pulsation frame is axial arranged, and integrated circuit external is enclosed with biological compatibility shell；Each integrated circuit all can use
Square structure, is wrapped in its outside biological compatibility shell and uses circular configuration；Each integrated circuit all can be adopted
By loop configuration, annular integrated circuit place plane is parallel with the tangent plane of vein support.
Describing in detail below by specific embodiment uses the pressure difference monitoring device based on vein support of the present invention to trouble
The detailed process that the blood pressure of person is monitored:
1, two pressure transducers gather the blood pressure signal at vein stented vessel two ends respectively, and pass through corresponding data respectively
Processor transmits after processing to the first radio-frequency (RF) receiving and transmission module, and two first radio-frequency (RF) receiving and transmission module blood pressure signal to receiving is respectively
It is sent to external processing apparatus by antenna after being modulated.
2, the blood pressure signal at the vein stented vessel two ends received is solved by reception antenna through the second radio-frequency (RF) receiving and transmission module
After tune, and it is sent to work station after the process of treated device.
In a particular embodiment, vein support is worked by the pressure difference monitoring device based on vein support using the present invention
State carries out the process detected:
The signal processing system being arranged in work station by receive the blood vessel two ends being provided with vein support pressure difference with
Preset value compares, if be in preset range, really at the pressure difference setting time angular vein stented vessel two ends
Determine vein support duty good, it is believed that the blood vessel being provided with vein support does not occur restenosis phenomenon；If
The pressure difference at setting time angular vein stented vessel two ends, not in preset range, determines that vein support duty occurs
Abnormal, it is believed that the blood vessel generation restenosis phenomenon of vein support is installed.Furthermore it is possible to according to the vein support obtained
The pressure difference at blood vessel two ends further appreciates that the working condition of vein support as reference value.
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 pressure difference monitoring device based on vein support, it is characterised in that this monitoring device includes a venous branch
Frame, two integrated circuits and an external processing apparatus；
Described vein support uses as antenna, and integrated circuit described in two is respectively fixedly disposed at the blood of described vein support
At the entrance and exit of pipe；Each described integrated circuit all includes an energy supply module, a pressure transducer, one deposits
Reservoir, a data processor and one first radio-frequency (RF) receiving and transmission module, each described energy supply module is for for described integrated
Circuit is powered；The blood pressure signal detected is transmitted to described data processor by described pressure transducer through described memorizer,
Blood pressure signal is converted into digital signal by described data processor, and numeral is believed by described first radio-frequency (RF) receiving and transmission module
Number it is transferred to described external processing apparatus through described vein support.
2. pressure difference monitoring device based on vein support as claimed in claim 1, it is characterised in that described outside
Processing equipment includes launching antenna, reception antenna, the second radio-frequency (RF) receiving and transmission module, processor, transport module and work station,
Electromagnetic transmission energy is launched by described second radio-frequency (RF) receiving and transmission module described integrated circuit in described transmitting sky alignment body,
Described integrated circuit in described reception antenna receiving body is sent to external blood pressure signal, described radio-frequency receiving-transmitting mould simultaneously
The blood pressure signal received is sent to described work station by block through described processor and transport module.
3. pressure difference monitoring device based on vein support as claimed in claim 1, it is characterised in that described vein
Support includes plural bracing structure and some longitudinal support structure, each described bracing structure by
One tinsel is bent to form ring support, by some described longitudinal directions being crisscross arranged between ring support described in adjacent two
Supporting construction is fixing to be connected, and forms network structure after making support strut, and described vein support is by two isometric joint frameworks
Becoming, the one end often saving described support is all connected with ic output described in, and the other end often saving described support divides
It is not provided with insulant.
4. pressure difference monitoring device based on vein support as claimed in claim 3, it is characterised in that described annular
Support uses sinusoidal configuration or sawtooth waveforms structure.
5. the pressure difference monitoring device based on vein support as described in claim 3 or 4, it is characterised in that described
Vein support is set to as resonant frequency f of antenna:
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.
Pressure difference monitoring device based on vein support the most as claimed in claim 1 or 2 or 3 or 4, its feature exists
In, integrated circuit described in two is arranged on string configuration, and strip integrated circuit is axial arranged along described vein support.
Pressure difference monitoring device based on vein support the most as claimed in claim 1 or 2 or 3 or 4, its feature exists
In, each described integrated circuit all uses segmentation structure, and stagewise integrated circuit is axial arranged along vein support.
Pressure difference monitoring device based on vein support the most as claimed in claim 1 or 2 or 3 or 4, its feature exists
In, each described integrated circuit all uses square structure, is wrapped in its outside biological compatibility shell and uses circle
Structure.
Pressure difference monitoring device based on vein support the most as claimed in claim 1 or 2 or 3 or 4, its feature exists
In, each described integrated circuit all uses loop configuration, annular integrated circuit place plane to cut with described vein support
Face is parallel.
10., based on a monitoring method for pressure difference monitoring device as described in any one of claim 1～9, its feature exists
In, including herein below:
1) arrange one and include pressure transducer, data processor, the first radio-frequency (RF) receiving and transmission module and external processing apparatus
Pressure difference monitoring device, wherein, external processing apparatus include reception antenna, the second radio-frequency (RF) receiving and transmission module, processor,
Transport module and work station；
2) two pressure transducers gather the blood pressure signal at vein stented vessel two ends respectively, and pass through corresponding data respectively
Processor transmits after processing to the first radio-frequency (RF) receiving and transmission module, and two first radio-frequency (RF) receiving and transmission module blood pressure signal to receiving is respectively
It is sent to external processing apparatus by the vein support as antenna after being modulated；
3) blood pressure signal at the vein stented vessel two ends received is solved by reception antenna through the second radio-frequency (RF) receiving and transmission module
It is sent to work station after tune and after the process of treated device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394084.0A CN105919577A (en) | 2016-06-06 | 2016-06-06 | Pressure difference monitoring device based on venous stent and method based on pressure difference monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394084.0A CN105919577A (en) | 2016-06-06 | 2016-06-06 | Pressure difference monitoring device based on venous stent and method based on pressure difference monitoring device |
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| CN105919577A true CN105919577A (en) | 2016-09-07 |
Family
ID=56832544
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610394084.0A Pending CN105919577A (en) | 2016-06-06 | 2016-06-06 | Pressure difference monitoring device based on venous stent and method based on pressure difference monitoring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| WO2016014991A1 (en) * | 2014-07-24 | 2016-01-28 | Lightlab Imaging, Inc. | Stent and vessel visualization and diagnostic systems, devices, and methods |
| US20160310077A1 (en) * | 2014-09-17 | 2016-10-27 | William L. Hunter | Devices, systems and methods for using and monitoring medical devices |
-
2016
- 2016-06-06 CN CN201610394084.0A patent/CN105919577A/en active Pending
Patent Citations (4)
| 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 |
| US20160310077A1 (en) * | 2014-09-17 | 2016-10-27 | William L. Hunter | Devices, systems and methods for using and monitoring medical devices |
| 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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Application publication date: 20160907 |