CN210090261U - Artificial blood vessel oozes blood nature detection device - Google Patents
Artificial blood vessel oozes blood nature detection device Download PDFInfo
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- CN210090261U CN210090261U CN201920436825.6U CN201920436825U CN210090261U CN 210090261 U CN210090261 U CN 210090261U CN 201920436825 U CN201920436825 U CN 201920436825U CN 210090261 U CN210090261 U CN 210090261U
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- blood vessel
- artificial blood
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- suction pump
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Abstract
The utility model provides an artificial blood vessel oozes bloodiness detection device, relate to biomedical engineering technical field, comprises a workbench, the stock solution bottle has been placed on the workstation, suction pump and fermentation vat, the inlet tube and the stock solution bottle intercommunication of suction pump, the both ends of fermentation vat are equipped with two lifter of synchronous operation, the upper end of two lifter is fixed respectively and is provided with relative stay tube and bracing piece, the outlet pipe and the stay tube intercommunication of suction pump, the tip threaded connection of stay tube has connector one, and the stay tube communicates with the connector, the end connection of bracing piece has connector two, be equipped with the larynx hoop on connector one and connector two respectively, the both ends cover of artificial blood vessel is hooped tightly with the larynx hoop respectively after the connector one with connector two is gone up and is connected, artificial blood vessel is located the top of fermentation vat when the lifter stretches out. This novel ability carries out the test of oozing blood nature to artificial blood vessel's pipe wall, ensures artificial blood vessel finished product's qualification rate.
Description
Technical Field
The utility model relates to a biomedical engineering technical field, concretely relates to artificial blood vessel oozes blood nature detection device.
Background
When a certain part of blood vessel of a human body cannot be normally used due to lesion or damage, the blood vessel needs to be transplanted, and the blood vessel source is to cut a part of healthy blood vessel at other parts of the blood vessel to replace the blood vessel or transplant an artificial blood vessel. The artificial blood vessel needs to have stable physical and chemical properties, and stops immediately after no or little bleeding when the blood vessel is put through for bloodletting after transplantation; in order to ensure that the artificial blood vessel has certain circumferential elasticity and axial elasticity as the same as the human blood vessel, the artificial blood vessel is manufactured by weaving the artificial blood vessel on a weaving machine, the axial yarns and the circumferential yarns are wound finely to form a tube wall with a microporous structure, and the aim of preventing blood seepage after transplantation is fulfilled while the microporous structure is formed, so that the blood seepage test of the artificial blood vessel after weaving and forming is an important link, and the qualification rate of the artificial blood vessel is favorably detected.
Disclosure of Invention
In order to solve the problems of the prior art, the utility model provides an artificial blood vessel blood permeability detection device, which can carry out blood permeability detection on the tube wall of the artificial blood vessel, and ensure the qualified rate of the artificial blood vessel finished product.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides an artificial blood vessel oozes bloodiness detection device, includes the workstation, place stock solution bottle, suction pump and fermentation vat on the workstation, the inlet tube of suction pump with stock solution bottle intercommunication, the both ends of fermentation vat are equipped with two lifter of synchronous operation, two the upper end of lifter is fixed respectively and is provided with relative stay tube and bracing piece, the outlet pipe of suction pump with the stay tube intercommunication, the tip threaded connection of stay tube has connector one, just the stay tube with connector one communicates, the end connection of bracing piece has connector two be equipped with the larynx hoop on connector one with connector two respectively, the both ends cover of artificial blood vessel is respectively in with behind connector one and the connector two the larynx hoop is tightly connected, artificial blood vessel is located when the lifter stretches out the top of fermentation vat.
Preferably, a pressure control valve is connected to a pipeline connecting the support tube and the suction pump, and the pressure control valve is fixedly arranged at the upper end of the lifting rod corresponding to the support tube; the pressure control valve can adjust the pressure of the liquid flushed into the artificial blood vessel, so that the blood pressure contraction in the human blood vessel can be simulated, the artificial blood vessel is placed in a simulation environment for inspection, and an accurate detection result is achieved.
Preferably, a pressure sensor is arranged on the end face of the second joint and is communicated with a regulation and control module of the pressure control valve through a signal line; the pressure control valve detects the pressure value of the liquid in the artificial blood vessel, converts the pressure value signal into an electric signal and feeds the electric signal back to the position of the pressure control valve, and the pressure control valve adjusts the pressure in the artificial blood vessel according to the feedback signal.
Preferably, the supporting tube and the supporting rod are respectively bent downwards from the connection part with the lifting rod, and the lower ends of the supporting tube and the supporting rod are oppositely and transversely bent; when the lifting rod extends out, the artificial blood vessel is positioned right above the soaking pool, when the lifting rod retracts, the supporting tube, the supporting rod, the first connector and the second connector on the lifting rod synchronously descend, and the artificial blood vessel connected between the first connector and the second connector descends into the soaking pool.
Preferably, the soaking pool is provided with a plurality of mutually isolated soaking cavities, the soaking cavities are rectangular, the long sides of the soaking cavities are parallel to the length direction of the artificial blood vessel, a supporting tube and a supporting rod which are the same in connection structure are arranged above each soaking cavity, and the outlet of the pressure control valve is connected with the tube openings of all the supporting tubes in parallel. This novel ability detects many artificial blood vessels simultaneously, improves detection efficiency.
Preferably, the lifting rod is an electric rod or a hydraulic rod.
The utility model discloses use according to following step: at the beginning, the lifting rod extends upwards, the two ends of the artificial blood vessel to be detected are respectively sleeved on the first connector and the second connector and are clamped by the hose clamp, the lifting rod retracts, the artificial blood vessel descends into the soaking pool, the suction pump is started, the detection liquid in the liquid storage bottle is flushed into the artificial blood vessel, the liquid pressure in the artificial blood vessel is controlled through the pressure control valve, whether the artificial blood vessel in each soaking cavity seeps the detection liquid or not is observed, or whether the artificial blood vessel instantly stops after a small amount of the detection liquid seeps or not is observed, and whether the weaving of the artificial blood vessel is qualified or not is judged.
The utility model discloses the combined effect who brings includes: the utility model has simple and reasonable structure and convenient use, the detection liquid is filled into the artificial blood vessel after passing through the suction pump and the pressure control valve in sequence, the pressure of the detection liquid in the artificial blood vessel is controlled by the pressure control valve so as to meet the requirement of the bionic human blood vessel, and the accuracy of detection can be ensured while the blood permeability of the artificial blood vessel is detected; have a plurality of isolated soaking chambeies of each other in the soaking pond, the top of every soaking chamber all is equipped with the same detection structure, consequently can carry out the test of oozing blood nature to many artificial blood vessels simultaneously, and joint one and joint two are threaded connection with corresponding stay tube and bracing piece, consequently joint one and joint two can be changed, inspect the artificial blood vessel of different pipe diameters, and the range of application is wide.
Drawings
Fig. 1 is a schematic view of the structure of the artificial blood vessel blood permeability detecting device according to the embodiment of the present invention.
Fig. 2 is a schematic top view of the device for detecting the blood permeability of an artificial blood vessel according to the embodiment of the present invention.
Fig. 3 is a schematic structural view of the detection status of the artificial blood vessel blood permeability detection device according to the embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
Examples
A device for detecting the blood permeability of an artificial blood vessel comprises a workbench 1, wherein a liquid storage bottle 2, a suction pump 3 and a soaking pool 4 are placed on the workbench 1, a water inlet pipe of the suction pump 3 is communicated with the liquid storage bottle 2, two lifting rods 5 which run synchronously are arranged at two ends of the soaking pool 4, the lifting rods 5 are electric rods or hydraulic rods, the upper ends of the two lifting rods 5 are respectively and fixedly provided with a supporting pipe 6 and a supporting rod 7 which are opposite, a water outlet pipe of the suction pump 3 is communicated with the supporting pipe 6, the end part of the supporting pipe 6 is in threaded connection with a first connector 8, the supporting pipe 6 is communicated with the first connector 8, the end part of the supporting rod 7 is connected with a second connector 9, the first connector 8 and the second connector 9 are respectively provided with a throat hoop 10, two ends of the artificial blood vessel are respectively sleeved on the first connector 8 and the second connector 9 and then are tightly connected by the throat hoop 10, when the lifting rod 5 extends out, the artificial blood vessel is positioned above the soaking pool 4.
In this embodiment, a pressure control valve 11 is connected to a pipeline connecting the support tube 6 and the suction pump 3, and the pressure control valve 11 is fixedly arranged at the upper end of the lifting rod 5 corresponding to the support tube 6; the pressure control valve 11 can adjust the pressure of the liquid flushed into the artificial blood vessel, so that the blood pressure contraction in the human blood vessel can be simulated, the artificial blood vessel is placed in a simulation environment for inspection, and an accurate detection result is achieved.
In this embodiment, a pressure sensor 12 is arranged at an end face of the second joint 9, and the pressure sensor 12 is communicated with a regulation module of the pressure control valve 11 through a signal line; the pressure control valve 11 detects the pressure value of the liquid in the artificial blood vessel, converts the pressure value signal into an electric signal and feeds the electric signal back to the pressure control valve 11, and the pressure control valve 11 adjusts the pressure in the artificial blood vessel according to the feedback signal.
In this embodiment, the support tube 6 and the support rod 7 are respectively bent downward from the connection with the lifting rod 5, and the lower ends of the support tube 6 and the support rod 7 are bent in opposite lateral directions; when the lifting rod 5 extends out, the artificial blood vessel is positioned right above the soaking pool 4, when the lifting rod 5 retracts, the supporting tube 6, the supporting rod 7, the first connector 8 and the second connector 9 on the lifting rod 5 synchronously descend, and the artificial blood vessel connected between the first connector 8 and the second connector 9 descends into the soaking pool 4.
In this embodiment, 5 soaking cavities 41 of the soaking pool 4 are provided, each soaking cavity 41 is in a rectangular parallelepiped shape, the long side of each soaking cavity 41 is parallel to the length direction of the artificial blood vessel, a supporting tube 6 and a supporting rod 7 having the same connection structure are provided above each soaking cavity 41, and the outlet of the pressure control valve 11 is connected in parallel with the tube openings of all the supporting tubes 6. This novel ability detects many artificial blood vessels simultaneously, improves detection efficiency.
The embodiment of the utility model provides an use according to following step: at the beginning, the lifting rod 5 extends upwards, two ends of an artificial blood vessel 13 to be detected are respectively sleeved on the first connector 8 and the second connector 9 and are clamped by the throat hoop 10, the lifting rod 5 retracts, the artificial blood vessel 13 descends into the soaking pool 4, the suction pump 3 is started, the detection liquid in the liquid storage bottle 2 is flushed into the artificial blood vessel, the liquid pressure in the artificial blood vessel is controlled through the pressure control valve 11, whether the artificial blood vessel 13 in each soaking cavity 41 seeps the detection liquid or not or whether the artificial blood vessel 13 stops immediately after a small amount of the detection liquid seeps or not is observed, and whether the weaving of the artificial blood vessel is qualified or not is judged.
The embodiment of the utility model provides a comprehensive effect brought includes: the embodiment of the utility model has simple and reasonable structure and convenient use, the detection liquid is filled into the artificial blood vessel after passing through the suction pump 3 and the pressure control valve 11 in sequence, the pressure of the detection liquid in the artificial blood vessel is controlled by the pressure control valve 11 so as to meet the requirement of the bionic human blood vessel, and the detection accuracy can be ensured while the bleeding property of the artificial blood vessel is detected; have a plurality of isolated soaking cavities 41 of each other in the fermentation vat 4, the top of every soaking cavity 41 all is equipped with the same detection structure, consequently can carry out the blood permeability inspection to many artificial blood vessels simultaneously, and joint one 8 and joint two 9 are threaded connection with corresponding stay tube 6 and bracing piece 7, consequently joint one 8 and joint two 9 can be changed, inspect the artificial blood vessel of different pipe diameters, and the range of application is wide.
The structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the purpose which can be achieved by the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The present invention has been described above with reference to the preferred embodiments, but the scope of protection of the present invention is not limited thereto, and all technical solutions falling within the scope of the claims are within the scope of protection of the present invention. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.
Claims (6)
1. The artificial blood vessel blood permeability detection device is characterized by comprising a workbench, wherein a liquid storage bottle, a suction pump and a soaking pool are arranged on the workbench, a water inlet pipe of the suction pump is communicated with the liquid storage bottle, two ends of the soaking pool are provided with two lifting rods which run synchronously, the upper ends of the two lifting rods are respectively and fixedly provided with a supporting pipe and a supporting rod which are opposite, a water outlet pipe of the suction pump is communicated with the supporting pipe, the end part of the supporting pipe is connected with a first connector in a threaded manner, the supporting tube is communicated with the first joint, the end part of the supporting rod is connected with a second joint, the artificial blood vessel is characterized in that a hose clamp is respectively arranged on the first connector and the second connector, two end sleeves of the artificial blood vessel are respectively sleeved on the first connector and the second connector and then are tightly hooped and connected by the hose clamp, and the artificial blood vessel is positioned above the soaking pool when the lifting rod extends out.
2. The device for detecting the hemorrhaging of the artificial blood vessel according to claim 1, wherein a pressure control valve is connected to a pipeline connecting the supporting tube and the suction pump, and the pressure control valve is fixedly arranged at the upper end of the lifting rod corresponding to the supporting tube.
3. The artificial blood vessel hemorrhaging detection device according to claim 2, characterized in that a pressure sensor is arranged at the end face of the second joint, and the pressure sensor is communicated with the regulation and control module of the pressure control valve through a signal line.
4. The device for detecting the hemorrhaging of the artificial blood vessel according to claim 3, wherein the supporting tube and the supporting rod are respectively bent downward from the connection with the elevating rod, and the lower ends of the supporting tube and the supporting rod are bent in the opposite lateral direction.
5. The device for detecting the permeability of the artificial blood vessel to blood according to any one of claims 2 to 4, wherein the soaking pool is provided with a plurality of soaking cavities which are isolated from each other, each soaking cavity is rectangular, the long side of each soaking cavity is parallel to the length direction of the artificial blood vessel, a supporting tube and a supporting rod which have the same connecting structure are arranged above each soaking cavity, and the outlet of the pressure control valve is connected with the tube openings of all the supporting tubes in parallel.
6. The device for detecting the hemorrhaging property of the artificial blood vessel according to claim 5, wherein the lifting lever is an electric lever or a hydraulic lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920436825.6U CN210090261U (en) | 2019-04-01 | 2019-04-01 | Artificial blood vessel oozes blood nature detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920436825.6U CN210090261U (en) | 2019-04-01 | 2019-04-01 | Artificial blood vessel oozes blood nature detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210090261U true CN210090261U (en) | 2020-02-18 |
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ID=69473340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920436825.6U Expired - Fee Related CN210090261U (en) | 2019-04-01 | 2019-04-01 | Artificial blood vessel oozes blood nature detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210090261U (en) |
-
2019
- 2019-04-01 CN CN201920436825.6U patent/CN210090261U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210401 |