CN102657534B - Closed opening burst pressure measuring device for biological pipeline - Google Patents
Closed opening burst pressure measuring device for biological pipeline Download PDFInfo
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- CN102657534B CN102657534B CN201210156893.XA CN201210156893A CN102657534B CN 102657534 B CN102657534 B CN 102657534B CN 201210156893 A CN201210156893 A CN 201210156893A CN 102657534 B CN102657534 B CN 102657534B
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Abstract
The invention discloses a closed opening burst pressure measuring device for a biological pipeline. The device comprises a controller, a pressurizing module, a measuring module, an upper computer and a base bracket, wherein the controller controls the pressurizing module to pressurize the biological pipeline; the measuring module measures the pressure of the biological pipeline, displays the measured pressure value through the upper computer and performs statistic analysis according to needs; the controller comprises a central processing unit, a key unit, a display unit and a signal processing unit; the controller communicates with the upper computer to transmit data and receives instructions of the upper computer for testing and measuring; and the controller can automatically identify burst points of the biological pipeline, the pressurizing of the pressurizing module is stopped, and the burst pressure is stored. By adopting the closed opening burst pressure measuring device for the biological pipeline, the burst pressure of the biological pipeline can be automatically measured, only simple button operation is required, namely the burst pressure can be normatively and accurately measured, the measuring time is shortened, the measuring method is standardized, and a measurement error caused by manual operation is reduced.
Description
Technical field
The invention belongs to technical field of medical instruments, relate to a kind of measuring device, relate in particular to closed mouthful of burst pressure measuring device of a kind of biological duct.
Background technology
Along with the development of medical device industry, vascular anastomosis technology, bowel anastomosis technology also constantly improve, and armarium is constantly updated.Science is the anastomotic stoma burst pressure of detection of biological pipeline accurately, most important for the development of medical instruments field, is also the important indicator of judgement armarium performance.Yet the judgement for organism interior conduit match result at present lacks unified standard, there is no the testing equipment of standard.Be all simple manual operation mostly, directly utilize piezometer to test burst pressure, cause test result to read inaccurate, test result anthropic factor is large, lacks standardization and science.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of biological duct closed mouthful of burst pressure measuring device, accurate, simple in structure, the easy and simple to handle standard of its test result, powerful, has solved the deficiency of existing metering system.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
Closed mouthful of burst pressure measuring device of biological duct, described device comprises controller, compression module, measurement module, host computer and base support; Controller is controlled compression module to the pressurization of organism pipeline, and measurement module is measured the pressure of organism pipeline, by the force value of host computer display measurement, and carries out as required statistical analysis.
As a preferred embodiment of the present invention, described controller comprises central processing unit, push-button unit, display unit, signal processing unit; Controller and upper machine communication transmit data, and accept the instruction of host computer, carry out experimental measurement; Described controller can identify the blow-up point of biological duct automatically, and stops compression module continuation pressurization, stores burst pressure simultaneously; The burst pressure of storing is stored in built-in EEPROM.
As a preferred embodiment of the present invention, when test completes, when biological duct breaks or leaks, controller can show the final result of burst pressure, and can check the historical measurements of storage, can check historical measurements by key mode; In the situation that there is no host computer, controller can work independently, and completes experimental measurement.
As a preferred embodiment of the present invention, described host computer is in order to pressure history in display measurement process, and identifies blow-up point, records burst pressure; Can store burst pressure, and the result of repeatedly measuring is carried out to statistical analysis as requested.
As a preferred embodiment of the present invention, described compression module comprises motor, drive mechanism, connecting rod, injector push-rod; By the rotation of motor, through drive mechanism, realize the rectilinear motion of connecting rod, pushing syringe push rod, injects tested biological duct by liquid, for experiment provides enough pressure.
As a preferred embodiment of the present invention, described device further comprises motor rotational speed regulation unit, in order to regulate the rotating speed of motor, thus the fltting speed of adjusting liquid.
As a preferred embodiment of the present invention, the fltting speed of liquid is set by button.
As a preferred embodiment of the present invention, motor is connected with screw mandrel, and the slide block along guide rail movement is housed on screw mandrel, and slide block is connected with connecting rod; Rotation band movable slider rectilinear motion on guide rail of screw mandrel, is used for promoting link linear motion, thereby pushing syringe push rod is biological duct pressurization.
As a preferred embodiment of the present invention, measurement module adopts the tested biological duct internal pressure of pressure transmitter measurement, utilizes tee T to be connected with tested biological duct, guarantees that measurement point and tested organism manifold pressure equate.
Closed mouthful of burst pressure measuring device of biological duct, described device comprises controller, compression module, measurement module; Controller is controlled compression module to the pressurization of organism pipeline, and measurement module is measured the pressure of organism pipeline; Button and display screen by controller are tested, and button can be controlled experiment and carry out, and can read burst pressure, and carry out statistical analysis as required from the display screen of controller.
Beneficial effect of the present invention is: closed mouthful of burst pressure measuring device of biological duct that the present invention proposes, can realize automatically the burst pressure of organism pipeline measures, only need simple push-botton operation, can standard measure accurately burst pressure, simplified Measuring Time, standard measuring method, reduced the measurement error that manual operation causes, for scientific research and experiment provide the metering system of standardization.
Accompanying drawing explanation
Fig. 1 is the theory diagram of burst pressure measuring device of the present invention.
Fig. 2 is the structure chart of burst pressure measuring device of the present invention.
Description of reference numerals:
1 controller 2 pressure transmitters
3 support 4 motors
5 syringe 6 tee Ts
7 test splice 8 tight loops
9 tested organism pipelines
The specific embodiment
Below in conjunction with accompanying drawing, describe the preferred embodiments of the present invention in detail.
Embodiment mono-
Refer to Fig. 1, Fig. 2, the present invention has disclosed closed mouthful of burst pressure measuring device of a kind of biological duct, comprises controller, compression module, measurement module, host computer and base support 3.
Compression module has been used motor 4, and single-chip microcomputer, by stepper motor driver control step motor 4, can be realized and rotating and reverse.Motor 4 output shafts are by frame for movement, moving forward and backward on can control link straight line.Connecting rod connects motor 4 and injector push-rod, is controlling moving forward and backward of push rod.During experiment, advance syringe 5, the normal saline in syringe or culture fluid can be pressed into tested pipeline, and to increase manifold pressure, until measured, after via controller is confirmed, push rod can stop automatically.Syringe and connecting rod can be dismantled, and after completing experiment, syringe can take off, and suck liquid and reinstall, measure next time.Described device may further include motor rotational speed regulation unit, in order to regulate the rotating speed of motor, thus the fltting speed of adjusting liquid; The fltting speed of liquid can be set by button.
Measurement module adopts pressure transmitter as detecting element, utilizes tee T 6 to be connected with tested organism pipeline 9, has guaranteed that tested organism pipeline 9 and pressure transmitter measurement site pressure equate.Test splice 7 adopts interchangeable design, designs the joint of plurality of specifications, can measure the organism pipeline of multiple diameter, comprises the gastrointestinal of blood vessel and digestive system.In joint, install tight loop 8 additional, can fixed biological tissue and joint, stable measurement.
Host computer is accepted the data of slave computer, can draw out pressure curve and store data according to the force value receiving, and can identify automatically burst pressure storage, can realize repeatedly the analysis comparison of measured value.Can also control the carrying out of experiment by the button adding on host computer, complete measuring process.
Embodiment bis-
The difference of the present embodiment and embodiment mono-is, the present embodiment discloses a kind of measuring system, does not comprise the host computer that embodiment is a kind of; Described system comprises controller, compression module, measurement module; Controller is controlled compression module to the pressurization of organism pipeline, and measurement module is measured the pressure of organism pipeline; Button and display screen by controller are tested, and button can be controlled experiment and carry out, and can read burst pressure, and carry out statistical analysis as required from the display screen of controller.
In sum, closed mouthful of burst pressure measuring device of biological duct that the present invention proposes, can realize automatically the burst pressure of organism pipeline measures, only need simple push-botton operation, can standard measure accurately burst pressure, simplify Measuring Time, standard measuring method, reduced the measurement error that manual operation causes, for scientific research and experiment provide the metering system of standardization.
Here description of the invention and application is illustrative, not wants by scope restriction of the present invention in the above-described embodiments.Here the distortion of disclosed embodiment and change is possible, and for those those of ordinary skill in the art, the various parts of the replacement of embodiment and equivalence are known.Those skilled in the art are noted that in the situation that not departing from spirit of the present invention or substitutive characteristics, and the present invention can be with other form, structure, layout, ratio, and realizes with other assembly, material and parts.In the situation that not departing from the scope of the invention and spirit, can carry out other distortion and change to disclosed embodiment here.
Claims (2)
1. closed mouthful of burst pressure measuring device of biological duct, is characterized in that, described device comprises controller, compression module, measurement module, host computer and base support; Controller is controlled compression module to the pressurization of organism pipeline, and measurement module is measured the pressure of organism pipeline, by the force value of host computer display measurement, and carries out as required statistical analysis;
Described controller comprises central processing unit, push-button unit, display unit, signal processing unit; Controller and upper machine communication transmit data, and accept the instruction of host computer, carry out experimental measurement;
Described controller can identify the blow-up point of biological duct automatically, and stops compression module continuation pressurization, stores burst pressure simultaneously; The burst pressure of storing is stored in built-in EEPROM;
When test completes, when biological duct breaks or leaks, controller can show the final result of burst pressure, and can check the historical measurements of storage, can check historical measurements by key mode; In the situation that there is no host computer, controller can work independently, and completes experimental measurement;
Described host computer is in order to pressure history in display measurement process, and identifies blow-up point, records burst pressure; Can store burst pressure, and the result of repeatedly measuring is carried out to statistical analysis as requested;
Described compression module comprises motor, drive mechanism, connecting rod, injector push-rod; By the rotation of motor, through drive mechanism, realize the rectilinear motion of connecting rod, pushing syringe push rod, injects tested biological duct by liquid, for experiment provides enough pressure;
Described device further comprises motor rotational speed regulation unit, in order to regulate the rotating speed of motor, thus the fltting speed of adjusting liquid;
Motor is connected with screw mandrel, and the slide block along guide rail movement is housed on screw mandrel, and slide block is connected with connecting rod; Rotation band movable slider rectilinear motion on guide rail of screw mandrel, is used for promoting link linear motion, thereby pushing syringe push rod is biological duct pressurization;
Measurement module adopts the tested biological duct internal pressure of pressure transmitter measurement, utilizes tee T to be connected with tested biological duct, guarantees that measurement point and tested organism manifold pressure equate.
2. closed mouthful of burst pressure measuring device of biological duct according to claim 1, is characterized in that:
The fltting speed of liquid is set by button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210156893.XA CN102657534B (en) | 2012-05-17 | 2012-05-17 | Closed opening burst pressure measuring device for biological pipeline |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210156893.XA CN102657534B (en) | 2012-05-17 | 2012-05-17 | Closed opening burst pressure measuring device for biological pipeline |
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| CN102657534A CN102657534A (en) | 2012-09-12 |
| CN102657534B true CN102657534B (en) | 2014-03-19 |
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| CN201210156893.XA Expired - Fee Related CN102657534B (en) | 2012-05-17 | 2012-05-17 | Closed opening burst pressure measuring device for biological pipeline |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106198229A (en) * | 2015-05-08 | 2016-12-07 | 上海理工大学 | Test the assay device of biologically-derived membrane material burst pressure |
| CN108324382A (en) * | 2018-01-12 | 2018-07-27 | 苏州贝诺医疗器械有限公司 | The identical strength test equipment of stapler |
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| US4356720A (en) * | 1981-02-04 | 1982-11-02 | The United States Of America As Represented By The Secretary Of The Army | Burst-pressure test fixture for pressure vessels dynamic rocket motors |
| CN2551214Y (en) * | 2002-06-28 | 2003-05-21 | 中国人民解放军第二军医大学 | Blast pressure detector for vascular anastomosis open |
| CN2768682Y (en) * | 2005-02-01 | 2006-04-05 | 郑凤兰 | Medical automatic compressing arterial hemostat |
| CN101530322A (en) * | 2008-10-09 | 2009-09-16 | 张文玺 | Automatic instrument for measuring fascia pressure |
| CN101666726A (en) * | 2009-09-24 | 2010-03-10 | 中国人民解放军第三军医大学第三附属医院 | Piston pressure-regulating high-sensitivity small-tension film-shaped biomaterial mechanic detector |
| CN102015004A (en) * | 2008-05-09 | 2011-04-13 | 美国医疗设备有限公司 | System and method for inflation syringe with improved display |
| CN102091370A (en) * | 2011-02-21 | 2011-06-15 | 上海大学 | Medicament automatic lead-in system with electronic stimulating function |
| CN102175541A (en) * | 2011-03-01 | 2011-09-07 | 东华大学 | Device and method for testing fatigue and ageing of artificial blood vessel through in-vitro bending simulation |
| CN202761258U (en) * | 2012-05-17 | 2013-03-06 | 上海理工大学 | Measurement system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19903476B4 (en) * | 1999-01-29 | 2005-10-06 | Institut für Implantattechnologie und Biomaterialien e.V. | Arrangement and method for testing vascular implants |
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2012
- 2012-05-17 CN CN201210156893.XA patent/CN102657534B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4356720A (en) * | 1981-02-04 | 1982-11-02 | The United States Of America As Represented By The Secretary Of The Army | Burst-pressure test fixture for pressure vessels dynamic rocket motors |
| CN2551214Y (en) * | 2002-06-28 | 2003-05-21 | 中国人民解放军第二军医大学 | Blast pressure detector for vascular anastomosis open |
| CN2768682Y (en) * | 2005-02-01 | 2006-04-05 | 郑凤兰 | Medical automatic compressing arterial hemostat |
| CN102015004A (en) * | 2008-05-09 | 2011-04-13 | 美国医疗设备有限公司 | System and method for inflation syringe with improved display |
| CN101530322A (en) * | 2008-10-09 | 2009-09-16 | 张文玺 | Automatic instrument for measuring fascia pressure |
| CN101666726A (en) * | 2009-09-24 | 2010-03-10 | 中国人民解放军第三军医大学第三附属医院 | Piston pressure-regulating high-sensitivity small-tension film-shaped biomaterial mechanic detector |
| CN102091370A (en) * | 2011-02-21 | 2011-06-15 | 上海大学 | Medicament automatic lead-in system with electronic stimulating function |
| CN102175541A (en) * | 2011-03-01 | 2011-09-07 | 东华大学 | Device and method for testing fatigue and ageing of artificial blood vessel through in-vitro bending simulation |
| CN202761258U (en) * | 2012-05-17 | 2013-03-06 | 上海理工大学 | Measurement system |
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