CN202562813U - Blood vessel sealing effect evaluation and detection device - Google Patents
Blood vessel sealing effect evaluation and detection device Download PDFInfo
- Publication number
- CN202562813U CN202562813U CN2012200990455U CN201220099045U CN202562813U CN 202562813 U CN202562813 U CN 202562813U CN 2012200990455 U CN2012200990455 U CN 2012200990455U CN 201220099045 U CN201220099045 U CN 201220099045U CN 202562813 U CN202562813 U CN 202562813U
- Authority
- CN
- China
- Prior art keywords
- pressure
- blood vessel
- sending module
- sealing effect
- vessel sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
A blood vessel sealing effect evaluation and detection device comprises a pressure generating mechanism, a pressure acquisition and sending module and a pressure receiving and processing mechanism, wherein one end of the pressure generating mechanism is connected with a blood vessel to send generated pressure into the blood vessel, the other end of the pressure generating mechanism is connected with the pressure acquisition and sending module to send a generated pressure signal to the pressure acquisition and sending module, the pressure acquisition and sending module is connected with the pressure receiving and processing mechanism in a wireless communication mode to send the pressure signal to the pressure receiving and processing mechanism, and the pressure receiving and processing mechanism receives the pressure signal and processes the pressure signal into a pressure real-time change curve for displaying. A system of the blood vessel sealing effect evaluation and detection device can simulate actual situations of blood vessel sealing to the maximum extent, can conduct wireless transmission and receiving and accurate measurement on data of pressure which can be born after the blood vessel sealing and can record the bursting pressure automatically and accurately, so that scientific evaluation on effects of various blood vessel sealing methods can be achieved.
Description
Technical field
The utility model relates to medicine equipment, particularly a kind of evaluating testing device of blood vessel sealing effect.
Background technology
In the orthopaedic surgical operations operation, sealing blood vessels is very crucial technology quickly and efficiently.Blood vessel fast and effeciently seals, and can reduce hemorrhagely, guarantees clean surgical field of view, also can reduce operating time simultaneously.The method of hemostasis roughly can be divided three classes: the machinery hemostasis, like hemostatic forceps, vascular suture, blood vessel clip hemostasis etc.; Drug hemostasis: in blood vessel, inject the purpose that artery-cloggings such as absolute alcohol, rigidizer, xanthan gum reach hemostasis; Physical and chemical effect hemostasis: adopt electric knife, laser knife, ultrasound knife etc. that multi-form energy is changed into heat energy, through changing the purpose that vascular tissue's structure reaches hemostasis.No matter adopt which kind of hemostasis mode, the evaluation method the most intuitively of its blood vessel sealing effect is to measure the maximum pressure that the blood vessel blind end can bear, i.e. the essential the highest systolic pressure that surpasses human body artery of the burst pressure of blood vessel close mouth.Therefore, every kind of blood vessel enclosure method all must be measured the burst pressure of blood vessel close mouth when verifying.For addressing this problem, need a kind of pick-up unit that can accurately measure and can accurate recording blood vessel burst pressure, with to the postoperative blood vessel enclosure method make evaluation.
The utility model content
The purpose of the utility model just is to overcome the deficiency of above-mentioned prior art, and a kind of blood vessel sealing effect evaluating testing device is provided.This system is the actual conditions after the simulated blood vessel sealing to greatest extent, and the pressure data that can bear after the blood vessel sealing is carried out wireless receiving and dispatching, accurately measure, and can automatic accurate record burst pressure, with to the postoperative blood vessel enclosure method make evaluation.
For realizing above-mentioned purpose, the utility model adopts following design proposal: a kind of blood vessel sealing effect evaluating testing device is used to measure the maximum pressure that the blood vessel close mouth can bear; Said blood vessel is the animal blood vessels that exsomatizes, and the one of which end is the operation blind end, and the other end is an openend; Said blood vessel sealing effect evaluating testing device comprises pressure generating mechanism, pressure acquisition sending module and pressure recipient processor structure; One end of pressure generating mechanism links to each other with said blood vessel the pressure that takes place is transported in the blood vessel; The other end of pressure generating mechanism links to each other with the pressure acquisition sending module pressure signal that takes place is transported to the pressure acquisition sending module; The pressure acquisition sending module links to each other with pressure recipient processor structure radio communication pressure signal is transported to pressure recipient processor structure, and pressure recipient processor structure receives pressure signal and is processed into pressure real-time change curve display.
Described pressure generating mechanism comprises pressure generator, three-way pipe, entry needle and hemostatic forceps; Inject 37 ℃ of the dyeing physiological saline that ooze with blood etc. in the pressure generator; One end of pressure generator links to each other with first interface of three-way pipe through connecting flexible pipe; Second interface of three-way pipe links to each other with the needle tubing of entry needle through connecting flexible pipe, and the 3rd interface of three-way pipe links to each other with said pressure acquisition sending module through connecting flexible pipe, and the syringe needle of entry needle is used for when measuring, inserting in the said blood vessel; Hemostatic forceps is used for the openend of fixing said blood vessel when measuring, and makes closed section that is used to measure the blind end burst pressure of said vascularization.
Described pressure acquisition sending module comprises pressure transducer, self-adaptation amplifying circuit, data acquisition circuit and the bluetooth transtation mission circuit that order telecom-connects; Pressure transducer also with pressure generating mechanism in the 3rd interface of three-way pipe link to each other, the bluetooth transtation mission circuit also links to each other with pressure recipient processor structure radio communication.
Described pressure recipient processor structure comprises bluetooth receiving circuit, interface circuit and the host computer that order telecom-connects, and is provided with data processing software in the host computer; The bluetooth receiving circuit receives the pressure signal that pressure acquisition sending module wireless transmission is come, and data processing software carries out filtering, over-sampling processing to the signal of being gathered, and obtains pressure real-time change curve and also is presented on the screen of host computer.
Described pressure generator is an injector for medical purpose.
Also comprise the constant temperature water tank that is used for the submergence pressure generating mechanism, be full of 37 ℃ thermostatted water in this constant temperature water tank.
Described pressure transducer is a piezoresistive silicon sensor that range is 0-0.2Mpa.
The utility model has following advantage and characteristics owing to adopted above technical scheme:
1, measurement environment is 37 ℃ of waters bath with thermostatic control, to greatest extent the actual conditions of simulation sealing back blood vessel;
2, adopted the wireless data transceiving mode, made the restriction that has reduced stube cable in the burst pressure measurement, it is more convenient to use.
3, pressure acquisition and wireless sending module have adopted the self-adaptation amplifying circuit, and the pressure signal of different amplitudes is received and the needed scope of processing module through adjusting to pressure wireless after amplifying automatically, further improve the accuracy and the precision of voltage measurement.
4, the pressure changing of blood vessel blind end can show on PC in real time.Host computer data processing software based on PC can carry out processing such as filtering, over-sampling to the signal of being gathered, and can obtain pressure real-time change curve, and discern and write down burst pressure automatically.
Description of drawings
Fig. 1 is the general structure block diagram of the utility model;
Fig. 2 is the structured flowchart of the pressure generating mechanism in the utility model;
Fig. 3 is the structured flowchart of the pressure acquisition sending module in the utility model;
Fig. 4 is the structured flowchart of the pressure recipient processor structure in the utility model.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
The blood vessel sealing effect evaluating testing device of the utility model is used to measure the maximum pressure that the blood vessel close mouth can bear; Used blood vessel is fresh stripped animal blood vessels, and the one of which end is the operation blind end, and the other end is an openend.
Referring to Fig. 1, the blood vessel sealing effect evaluating testing device of the utility model comprises pressure generating mechanism 1, pressure acquisition sending module 2 and pressure recipient processor structure 3.One end of pressure generating mechanism 1 links to each other with blood vessel 4 pressure that takes place is transported in the blood vessel; The other end of pressure generating mechanism 1 links to each other with pressure acquisition sending module 2 pressure signal that takes place is transported to the pressure acquisition sending module; Pressure acquisition sending module 2 links to each other with pressure recipient processor structure 3 radio communications pressure signal is transported to pressure recipient processor structure 3, and pressure recipient processor structure 3 receives pressure signal and is processed into pressure real-time change curve display.
Referring to Fig. 2; Pressure generating mechanism 1 in the utility model comprises pressure generator 11, three-way pipe 12, entry needle 13 and hemostatic forceps 14; Inject 37 ℃ of the dyeing physiological saline that ooze with blood etc. in the pressure generator 11; One end of pressure generator 11 links to each other with first interface of three-way pipe 12 through connecting flexible pipe 15; Second interface of three-way pipe 12 links to each other with the needle tubing of entry needle 13 through connecting flexible pipe 16, and the 3rd interface of three-way pipe 12 links to each other with pressure transducer 21 in the pressure acquisition sending module through connecting flexible pipe 17, and the syringe needle of entry needle 13 is used for when measurement in the insertion blood vessel 4; Hemostatic forceps 14 is used for when measuring, being fixed on the openend of blood vessel, makes blood vessel 4 form a closed section that is used to measure the blind end burst pressure.Pressure generator is an injector for medical purpose.
Referring to Fig. 3; Pressure acquisition sending module 2 in the utility model comprises pressure transducer 21, self-adaptation amplifying circuit 22, data acquisition circuit 23 and the bluetooth transtation mission circuit 24 that order telecom-connects; Pressure transducer 21 also with pressure generating mechanism 1 in the 3rd interface of three-way pipe 12 link to each other, this pressure transducer is a piezoresistive silicon sensor that range is 0-0.2Mpa.Bluetooth transtation mission circuit 24 also with pressure recipient processor structure 3 in bluetooth receiving circuit radio communication link to each other.Pressure transducer 21 changes into electric signal with pressure signal; Self-adaptation amplifying circuit 22 is according to the electric signal size of pressure transducer output; The gain of self-adaptation adjustment amplifying circuit; Make the electric signal of different amplitudes after amplifying, adjust to the needed scope of pressure recipient processor structure, further improve the accuracy and the precision of voltage measurement; Electric signal after data acquisition circuit will amplify is sampled and analog to digital conversion, sends the digital quantity after the conversion to the bluetooth transtation mission circuit; The bluetooth transtation mission circuit makes measuring system in burst pressure is measured, reduce the restriction of stube cable the pressure signal wireless transmission of gathering, and it is more convenient to use.
Referring to Fig. 4, the pressure recipient processor structure 3 in the utility model comprises bluetooth receiving circuit 31, interface circuit 32 and the host computer 33 that order telecom-connects, and is provided with data processing software in the host computer 33; Bluetooth receiving circuit 31 receives the pressure signal that pressure acquisition sending module 2 wireless transmission are come, and data processing software carries out filtering, over-sampling processing to the signal of being gathered, and obtains pressure real-time change curve and also is presented on the screen of host computer.The data processing software of host computer adopts LabVIEW language program; LabVIEW program ability continuous acquisition signal also carries out over-sampling to signal and handles; Improve signal to noise ratio (S/N ratio); And can show that experiment finishes to show burst pressure, and can preserve data with the actual pressure situation of change of waveform chart to the blood vessel blind end.
The utility model can also comprise constant temperature water tank, is full of 37 ℃ thermostatted water in this constant temperature water tank.During measurement pressure generating mechanism is immersed in the thermostatted water, can guarantees that the parenteral solution temperature in the syringe is controlled in the temperature range identical with body temperature all the time.
The course of work principle of the utility model is, during measurement, immerse in 37 ℃ the constant temperature water tank pressure generating mechanism is whole, the colored liquid in the pressure generator injected blood vessel with pipeline that pressure transducer is connected in; The pressure signal that pressure transducer in pressure acquisition and the wireless sending module bears the blood vessel close mouth changes into electric signal; Electric signal is amplified to the required scope of data acquisition circuit through the amplifying circuit self-adaptation; By data acquisition circuit digital quantity is gathered and converted into to pressure data in real time then, send into the wireless transmission that the bluetooth transtation mission circuit carries out data; Bluetooth receiving circuit in the pressure recipient processor structure carries out wireless receiving to electric signal, and through the data processing software in the host computer data is handled, and shows in real time and automatic record manifold pressure situation of change and maximum pressure value.When the blood vessel close mouth colored liquid occurs and spills, represent that then the blood vessel close mouth breaks, this moment, the pressure of record was blood vessel close mouth burst pressure.This measuring system is easy and simple to handle, can accurately measure and intuitively show the blood vessel burst pressure.
Claims (7)
1. a blood vessel sealing effect evaluating testing device is used to measure the maximum pressure that the blood vessel close mouth can bear; Said blood vessel is the animal blood vessels that exsomatizes, and the one of which end is the operation blind end, and the other end is an openend; It is characterized in that: said blood vessel sealing effect evaluating testing device comprises pressure generating mechanism, pressure acquisition sending module and pressure recipient processor structure; One end of pressure generating mechanism links to each other with said blood vessel the pressure that takes place is transported in the blood vessel; The other end of pressure generating mechanism links to each other with the pressure acquisition sending module pressure signal that takes place is transported to the pressure acquisition sending module; The pressure acquisition sending module links to each other with pressure recipient processor structure radio communication pressure signal is transported to pressure recipient processor structure, and pressure recipient processor structure receives pressure signal and is processed into pressure real-time change curve display.
2. blood vessel sealing effect evaluating testing device as claimed in claim 1; It is characterized in that: described pressure generating mechanism comprises pressure generator, three-way pipe, entry needle and hemostatic forceps; Inject 37 ℃ of the dyeing physiological saline that ooze with blood etc. in the pressure generator; One end of pressure generator links to each other with first interface of three-way pipe through connecting flexible pipe; Second interface of three-way pipe links to each other with the needle tubing of entry needle through connecting flexible pipe, and the 3rd interface of three-way pipe links to each other with said pressure acquisition sending module through connecting flexible pipe, and the syringe needle of entry needle is used for when measuring, inserting in the said blood vessel; Hemostatic forceps is used for the openend of fixing said blood vessel when measuring, and makes closed section that is used to measure the blind end burst pressure of said vascularization.
3. blood vessel sealing effect evaluating testing device as claimed in claim 1; It is characterized in that: described pressure acquisition sending module comprises pressure transducer, self-adaptation amplifying circuit, data acquisition circuit and the bluetooth transtation mission circuit that order telecom-connects; Pressure transducer also with pressure generating mechanism in the 3rd interface of three-way pipe link to each other, the bluetooth transtation mission circuit also links to each other with pressure recipient processor structure radio communication.
4. blood vessel sealing effect evaluating testing device as claimed in claim 1; It is characterized in that: described pressure recipient processor structure comprises bluetooth receiving circuit, interface circuit and the host computer that order telecom-connects, and the bluetooth receiving circuit receives the pressure signal that pressure acquisition sending module wireless transmission is come.
5. blood vessel sealing effect evaluating testing device as claimed in claim 2, it is characterized in that: described pressure generator is an injector for medical purpose.
6. blood vessel sealing effect evaluating testing device as claimed in claim 1 is characterized in that: also comprise the constant temperature water tank that is used for the submergence pressure generating mechanism, be full of 37 ℃ thermostatted water in this constant temperature water tank.
7. blood vessel sealing effect evaluating testing device as claimed in claim 3 is characterized in that: described pressure transducer is a piezoresistive silicon sensor that range is 0-0.2Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200990455U CN202562813U (en) | 2012-03-15 | 2012-03-15 | Blood vessel sealing effect evaluation and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200990455U CN202562813U (en) | 2012-03-15 | 2012-03-15 | Blood vessel sealing effect evaluation and detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202562813U true CN202562813U (en) | 2012-11-28 |
Family
ID=47212458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200990455U Expired - Fee Related CN202562813U (en) | 2012-03-15 | 2012-03-15 | Blood vessel sealing effect evaluation and detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202562813U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103126740A (en) * | 2013-03-15 | 2013-06-05 | 上海医疗器械（集团）有限公司手术器械厂 | Medical hemostatic device and clamping force detection system and calibration and measurement device and method |
| CN103300817A (en) * | 2012-03-15 | 2013-09-18 | 上海理工大学 | Blood vessel seal bursting pressure wireless measurement system |
| CN104101452A (en) * | 2013-04-07 | 2014-10-15 | 上海理工大学 | Medical hemostat clamping force measuring device and measuring method |
| CN108254256A (en) * | 2016-12-28 | 2018-07-06 | 中国科学院深圳先进技术研究院 | Close strength tester and closing strength test method |
-
2012
- 2012-03-15 CN CN2012200990455U patent/CN202562813U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103300817A (en) * | 2012-03-15 | 2013-09-18 | 上海理工大学 | Blood vessel seal bursting pressure wireless measurement system |
| CN103300817B (en) * | 2012-03-15 | 2014-12-17 | 上海理工大学 | Blood vessel seal bursting pressure wireless measurement system |
| CN103126740A (en) * | 2013-03-15 | 2013-06-05 | 上海医疗器械（集团）有限公司手术器械厂 | Medical hemostatic device and clamping force detection system and calibration and measurement device and method |
| CN103126740B (en) * | 2013-03-15 | 2015-07-08 | 上海医疗器械（集团）有限公司手术器械厂 | Medical hemostatic device and clamping force detection system and calibration and measurement device and method |
| CN104101452A (en) * | 2013-04-07 | 2014-10-15 | 上海理工大学 | Medical hemostat clamping force measuring device and measuring method |
| CN108254256A (en) * | 2016-12-28 | 2018-07-06 | 中国科学院深圳先进技术研究院 | Close strength tester and closing strength test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202562813U (en) | Blood vessel sealing effect evaluation and detection device | |
| CN104042200B (en) | A kind of non-invasive monitoring devices and methods therefor of arteriotony by shooting | |
| CN107007269B (en) | Pulse diagnosis instrument and pulse condition information collection method | |
| CN102688046A (en) | Experimental animal hollow organ and vessel pressure-tolerant mechanics test device | |
| CN2836723Y (en) | Device for real time and continuous monitoring ruminant rumen liquor pH value | |
| CN203943659U (en) | A kind of portable wound arteriotony monitoring device that has | |
| CN103860156B (en) | Hydraulic analog device is used in a kind of invasive blood pressure test | |
| CN103300817B (en) | Blood vessel seal bursting pressure wireless measurement system | |
| CN104101452B (en) | Medical hemostat clamping force measuring device and measuring method | |
| CN204181603U (en) | Follow-up nursing service monitoring device is implemented based on Wearable under hospital environment | |
| CN215954616U (en) | Instrument testing system | |
| CN208808487U (en) | Soft tissue local blood circulation state detector | |
| CN103349545A (en) | Device and method for simulating invasive blood pressure | |
| CN214761586U (en) | Artery cannula for experimental animal | |
| CN201524071U (en) | Device detecting physiologic compliance of blood vessels | |
| CN203287139U (en) | Medical hemostat clamping force measuring device | |
| CN107714087A (en) | A kind of peripheral vascular detector of the mechanical pressure measurement of ultrasonic Doppler pen probe | |
| CN204562120U (en) | A kind of animal heat the real time measure equipment | |
| CN102421355B (en) | Method for measuring blood oxygen of fingers and finger gripping oximeter | |
| CN202408879U (en) | Dynamic blood pressure measuring device | |
| Saito et al. | Detection of needle puncture to blood vessel by using electric conductivity of blood for automatic blood sampling | |
| JP2012115544A (en) | Wireless biological information sensor | |
| CN204479596U (en) | Medical science quality control system | |
| CN207306671U (en) | Children's vim and vigour harvester | |
| CN204910168U (en) | Steam sterilization pot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20140315 |