CN214702713U - Intravascular catheter power injection tester - Google Patents
Intravascular catheter power injection tester Download PDFInfo
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- CN214702713U CN214702713U CN202120802081.2U CN202120802081U CN214702713U CN 214702713 U CN214702713 U CN 214702713U CN 202120802081 U CN202120802081 U CN 202120802081U CN 214702713 U CN214702713 U CN 214702713U
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Abstract
Vascular pipe power injection tester, including pressure generating device, blood vessel environment analogue means and liquid quick handling device, blood vessel environment analogue means includes the body, the utility model discloses add liquid quick handling device, liquid quick handling device can be after the test is accomplished, is opened the valve, and at this moment, the user can manually let the height that highly is less than the body bottom at interim holding vessel top, and at this moment, the inside liquid of body can get into inside the interim holding vessel fast under the action of gravity to after the experiment is accomplished, can discharge the inside liquid of body fast.
Description
Technical Field
The utility model relates to a tester, more specifically a vascular catheter power injection tester says so.
Background
The burst pressure test under the static condition is used for testing the infusion pipeline inserted into the blood vessel, and we find in application that the device realizes the discharge of liquid in the blood vessel simulation pipeline mainly through a pump for simulating blood flow after the test is finished.
Disclosure of Invention
The utility model aims to provide an intravascular catheter power injection tester, which can open a valve after the test is finished, and at the moment, the user can manually make the height of the top of the temporary storage tank lower than the height of the bottom of the pipe body, at the moment, the liquid in the pipe body can quickly enter the temporary storage tank under the action of gravity, so that the liquid in the pipe body can be quickly discharged after the experiment is finished, when a new test pipe is installed again, a user can manually lift the temporary storage tank to ensure that the height of the bottom of the temporary storage tank is higher than that of the top of the pipe body, and the liquid temporarily stored in the temporary storage tank can quickly enter the pipe body, thereby make things convenient for the test of second time to new test tube, whole process is for using the pump discharge of simulation blood flow, pump to go into liquid, and speed is faster, has improved experimental efficiency.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
the intravascular catheter power injection tester comprises a pressure generating device, a blood vessel environment simulating device and a liquid quick loading and unloading device, wherein the blood vessel environment simulating device comprises a tube body, the tube body is of a cylindrical shell structure, one side of the tube body is communicated with a liquid inlet tube, the other side of the tube body is communicated with a liquid outlet tube, the output end of the pressure generating device is communicated with a flow guide tube, one end of the flow guide tube is connected with a connector, one end of the connector is communicated with a test tube, one end of the test tube is provided with a plug capable of sealing the port of the test tube, the test tube is positioned inside the tube body, the liquid quick loading and unloading device comprises a temporary storage tank, the temporary storage tank is of a tubular shell structure with one end sealed, the sealed end of the temporary storage tank is connected with an extension hose, the interior of the extension hose is communicated with the interior of the temporary storage tank, one end of the extension hose is communicated with one end of a fixing tube, and the other end of the fixing tube is communicated with the bottom of the tube body, the valve is arranged on the valve and can control the on-off of water flow in the fixed pipe.
In order to further realize the purpose of the utility model, the following technical scheme can also be adopted: and a piston is arranged in the temporary storage tank, the side circumference of the piston is matched with the side circumference of the inner wall of the temporary storage tank, and the upper part of the piston is connected with a push-pull rod.
The body includes water conservancy diversion pipeline and lower water conservancy diversion pipeline, it is the tubulose shell structure that one end is sealed to go up water conservancy diversion pipeline and lower water conservancy diversion pipeline, the honeycomb duct passes the seal end of going up water conservancy diversion pipeline, the open end of going up water conservancy diversion pipeline docks each other with the open end of lower water conservancy diversion pipeline, the external screw thread is seted up to the outside side week of open end of lower water conservancy diversion pipeline, go up the solid fixed ring of open end side week connection of water conservancy diversion pipeline, the open end side week cover of going up water conservancy diversion pipeline has the rotary pipe, the rotary pipe can rotate on last water conservancy diversion pipeline, the ring channel is seted up to the upper portion inboard of rotary pipe, gu fixed ring and ring channel cooperation, the internal thread is seted up to the lower part inboard of rotary pipe, the rotary pipe passes through internal thread and water conservancy diversion pipeline threaded connection down, the seal end intercommunication fixed pipe of lower water conservancy diversion pipeline, go up the seal end installation air vent valve of water conservancy diversion pipeline, the inside and the one end intercommunication of air vent valve of going up water conservancy diversion pipeline.
The utility model has the advantages that: the utility model discloses liquid fast loading and unloading device has been add, liquid fast loading and unloading device can accomplish the back in the test, the valve is opened, this moment, the user can manually let the height that highly is less than the body bottom at interim storage tank top, this moment, inside liquid of body can get into inside the interim storage tank under the action of gravity fast, thereby after the experiment is accomplished, can discharge the inside liquid of body fast, after installing new test tube again, the user can manually raise interim storage tank, let the height that highly is higher than the body top of interim storage tank bottom, the inside temporarily stored liquid of interim storage tank can get into inside the body fast this moment, thereby make things convenient for the test of second time to new test tube, whole process is for using the pump discharge of simulation blood flow, pump income liquid, speed is faster, the experimental efficiency is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is one of the schematic structural diagrams of the present invention;
fig. 2 is a second schematic structural diagram of the present invention;
FIG. 3 is an enlarged view of the portion I of FIG. 2;
FIG. 4 is a schematic view of the structure of the tube body in the state of discharging liquid;
fig. 5 is the state structure schematic diagram of the utility model when the liquid is injected into the pipe body:
fig. 6 is an enlarged view of the structure in the direction a of fig. 4.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings.
Example 1:
a blood vessel inner conduit power injection tester is shown in figures 1-6 and comprises a pressure generating device 7, a blood vessel environment simulating device and a liquid rapid loading and unloading device, wherein the blood vessel environment simulating device comprises a tube body which is of a cylindrical shell structure, one side of the tube body is communicated with a liquid inlet tube 10, the other side of the tube body is communicated with a liquid outlet tube 17, the output end of the pressure generating device 7 is communicated with a flow guide tube 6, one end of the flow guide tube 6 is connected with a connector 8, one end of the connector 8 is communicated with a test tube 9, one end of the test tube 9 is provided with a plug 11, the plug 11 can seal the port of the test tube 9, the test tube 9 is positioned in the tube body, the liquid rapid loading and unloading device comprises a temporary storage tank 2, the temporary storage tank 2 is of a tubular shell structure with one end sealed, the sealed end of the temporary storage tank 2 is connected with an extension hose 18, the interior of the extension hose 18 is communicated with the interior of the temporary storage tank 2, one end of the extension hose 18 is communicated with one end of the fixed pipe 5, the other end of the fixed pipe 5 is communicated with the bottom of the pipe body, the valve 4 is installed on the valve 4, and the valve 4 can control the on-off of water flow in the fixed pipe 5.
The utility model is additionally provided with the liquid quick loading and unloading device which can open the valve 4 after the test is finished, at the moment, the user can manually make the height of the top of the temporary storage tank 2 lower than the height of the bottom of the pipe body, at the moment, the liquid in the pipe body can quickly enter the temporary storage tank 2 under the action of gravity, so that the liquid in the pipe body can be rapidly discharged after the experiment is finished, after a new test tube 9 is installed again, a user can manually lift the temporary storage tank 2 to ensure that the height of the bottom of the temporary storage tank 2 is higher than that of the top of the pipe body, at the moment, the liquid temporarily stored in the temporary storage tank 2 can rapidly enter the pipe body, thereby make things convenient for the test to new test tube 9 the second time, whole process is for using the pump discharge of simulation blood flow, pump income liquid, and speed is faster, has improved experimental efficiency.
Material selection and feasibility analysis of specific implementation of application range: the practical manufactured sample is implemented by taking the specification attached drawing as a drawing according to the proportion and the matching mode of each part in the specification attached drawing, the connection is a common connection mode such as a connection of a strong adhesive, a welding, riveting and a flange connection and an integral forming type connection, and the thickness and the strength of a corresponding connection mode connection point can be selected without creativity according to the requirement of practical connection strength during practical manufacturing. Liquid advances pipe 10 and liquid exit tube 17 and lets in circulating liquid through the water pump, and is concrete, and liquid advances pipe 10 can pass through hose intercommunication immersible pump, and the liquid pool is put into to the immersible pump, and liquid exit tube 17 passes through hose intercommunication liquid pool, and inside the immersible pump was gone into the body with liquid circulation pump like this, inside the inside rivers of body passed through liquid exit tube 17 and discharged the liquid pool to when testing pipe 9, flow in the blood vessel at the inside simulation human blood of body. The connector 8 can adopt the air pipe joint, and the one end and the honeycomb duct 6 intercommunication of connector 8, the other end and the cooperation of test pipe 9 of connector 8, in order to improve the joint strength between connector 8 and the test pipe 9, can be connected the back with powerful glue and consolidate with the test pipe 9 at the connector 8, in order to improve the intensity of end cap 11 to the shutoff of test pipe 9, can consolidate with powerful glue after the shutoff of end cap 11 to the test pipe 9. The pressure generating device 7 can adopt an air compressor, and the pressure generating device 7 can also adopt a pressurizing water pump. When liquid in the pipe body is poured into or discharged, a fixed support device can be adopted, the fixed support device comprises a base 21, two support rods 23 are connected to the base 21, one support rod 23 is higher than the other support rod 23, the upper ends of the support rods 23 are connected with a support plate 20 and a U-shaped pipe clamp 22, the support plate 20 is located below the U-shaped pipe clamp 22, when liquid needs to be poured into the pipe body, the pipe body is fixed on the support plate 20 and the U-shaped pipe clamp 22 of the shorter support rod 23, the temporary storage tank 2 is fixed on the support plate 20 and the U-shaped pipe clamp 22 of the higher support rod 23, when liquid in the pipe body needs to be discharged, the pipe body is fixed on the support plate 20 and the U-shaped pipe clamp 22 of the higher support rod 23, and the temporary storage tank 2 is fixed on the support plate 20 and the U-shaped pipe clamp 22 of the lower support rod 23. When the fixing is carried out, the U-shaped pipe clamp 22 is sleeved at the middle part of the pipe body or the temporary storage tank 2, and the supporting plate is supported at the bottom of the pipe body or the temporary storage tank 2.
Example 2:
a blood vessel inner conduit power injection tester is shown in figures 1-6 and comprises a pressure generating device 7, a blood vessel environment simulating device and a liquid rapid loading and unloading device, wherein the blood vessel environment simulating device comprises a tube body which is of a cylindrical shell structure, one side of the tube body is communicated with a liquid inlet tube 10, the other side of the tube body is communicated with a liquid outlet tube 17, the output end of the pressure generating device 7 is communicated with a flow guide tube 6, one end of the flow guide tube 6 is connected with a connector 8, one end of the connector 8 is communicated with a test tube 9, one end of the test tube 9 is provided with a plug 11, the plug 11 can seal the port of the test tube 9, the test tube 9 is positioned in the tube body, the liquid rapid loading and unloading device comprises a temporary storage tank 2, the temporary storage tank 2 is of a tubular shell structure with one end sealed, the sealed end of the temporary storage tank 2 is connected with an extension hose 18, the interior of the extension hose 18 is communicated with the interior of the temporary storage tank 2, one end of the extension hose 18 is communicated with one end of the fixed pipe 5, the other end of the fixed pipe 5 is communicated with the bottom of the pipe body, the valve 4 is installed on the valve 4, and the valve 4 can control the on-off of water flow in the fixed pipe 5. The piston 3 is arranged in the temporary storage tank 2, the side circumference of the piston 3 is matched with the side circumference of the inner wall of the temporary storage tank 2, and the upper part of the piston 3 is connected with the push-pull rod 1.
The utility model discloses a piston 3 combines with push-and-pull rod 1, when the inside liquid of body that needs to discharge, can lower the time pull-up piston 3 of 2 heights of interim holding vessel, and piston 3 reduces 2 internal pressure of interim holding vessel to the inside liquid of body enters into the inside of interim holding vessel 2 with higher speed. When the inside liquid of body is poured into to needs, push down piston 3 when can raising interim holding vessel 2, piston 3 lets 2 internal pressure of interim holding vessel rise to inside the body is entered into to the inside liquid of interim holding vessel 2 with higher speed.
Example 3:
a blood vessel inner conduit power injection tester is shown in figures 1-6 and comprises a pressure generating device 7, a blood vessel environment simulating device and a liquid rapid loading and unloading device, wherein the blood vessel environment simulating device comprises a tube body which is of a cylindrical shell structure, one side of the tube body is communicated with a liquid inlet tube 10, the other side of the tube body is communicated with a liquid outlet tube 17, the output end of the pressure generating device 7 is communicated with a flow guide tube 6, one end of the flow guide tube 6 is connected with a connector 8, one end of the connector 8 is communicated with a test tube 9, one end of the test tube 9 is provided with a plug 11, the plug 11 can seal the port of the test tube 9, the test tube 9 is positioned in the tube body, the liquid rapid loading and unloading device comprises a temporary storage tank 2, the temporary storage tank 2 is of a tubular shell structure with one end sealed, the sealed end of the temporary storage tank 2 is connected with an extension hose 18, the interior of the extension hose 18 is communicated with the interior of the temporary storage tank 2, one end of the extension hose 18 is communicated with one end of the fixed pipe 5, the other end of the fixed pipe 5 is communicated with the bottom of the pipe body, the valve 4 is installed on the valve 4, and the valve 4 can control the on-off of water flow in the fixed pipe 5. The pipe body comprises an upper diversion pipeline 12 and a lower diversion pipeline 16, the upper diversion pipeline 12 and the lower diversion pipeline 16 are both of a tubular shell structure with one end sealed, a diversion pipe 6 penetrates through the sealed end of the upper diversion pipeline 12, the open end of the upper diversion pipeline 12 is mutually butted with the open end of the lower diversion pipeline 16, the outer side periphery of the open end of the lower diversion pipeline 16 is provided with an external thread, the open end side periphery of the upper diversion pipeline 12 is connected with a fixing ring 14, the open end side periphery of the upper diversion pipeline 12 is sleeved with a rotary pipe 13, the rotary pipe 13 can rotate on the upper diversion pipeline 12, the inner side of the upper part of the rotary pipe 13 is provided with an annular groove 15, the fixing ring 14 is matched with the annular groove 15, the inner side of the lower part of the rotary pipe 13 is provided with an internal thread, the rotary pipe 13 is in threaded connection with the lower diversion pipeline 16 through the internal thread, the sealed end of the lower diversion pipeline 16 is communicated with a fixing pipe 5, and the sealed end of the upper diversion pipeline 12 is provided with a vent valve 19, the interior of the upper pilot conduit 12 communicates with one end of a vent valve 19.
The utility model discloses an go up diversion pipeline 12 and 16 lower open end of diversion pipeline dock each other, can last diversion pipeline 12 with lower diversion pipeline 16 open the back, make things convenient for operating personnel to install new test tube 9 on connecting 8. Go up and set up ring packing between water conservancy diversion pipeline 12 and the water conservancy diversion pipeline 16 down, after the screw-thread fit of rotary pipe 13 and water conservancy diversion pipeline 16 screws up down, go up water conservancy diversion pipeline 12 and water conservancy diversion pipeline 16 down and can cooperate the ring packing between the extrusion, thereby it leaks to avoid going up between water conservancy diversion pipeline 12 and the water conservancy diversion pipeline 16 down, when the inside liquid of body needs to be discharged or pour into, need open vent valve 19, with balanced body internal pressure, after the inside liquid of discharge or injection body is accomplished, need close vent valve 19.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention.
Claims (3)
1. The intravascular catheter power injection tester is characterized in that: including pressure generator (7), blood vessel environment analogue means and liquid fast loading and unloading device, blood vessel environment analogue means includes the body, the body is cylindrical shell structure, one side intercommunication liquid of body advances pipe (10), the opposite side intercommunication liquid exit tube (17) of body, the output intercommunication honeycomb duct (6) of pressure generator (7), the one end attach fitting (8) of honeycomb duct (6), the one end intercommunication test tube (9) of joint (8), end cap (11) is installed to the one end of test tube (9), end cap (11) can seal the port of test tube (9), test tube (9) are located the inside of body, liquid fast loading and unloading device includes interim holding vessel (2), interim holding vessel (2) is the tubulose shell structure of one end seal, extension hose (18) are connected to the seal end of interim holding vessel (2), the inside of extension hose (18) and the inside intercommunication of interim holding vessel (2), the one end of extension hose (18) intercommunication fixed pipe (5) one end, the other end of fixed pipe (5) and the bottom intercommunication of body, installation valve (4) on valve (4), the break-make of fixed pipe (5) inside rivers can be controlled in valve (4).
2. The intravascular catheter power injection tester of claim 1, wherein: a piston (3) is arranged in the temporary storage tank (2), the side periphery of the piston (3) is matched with the side periphery of the inner wall of the temporary storage tank (2), and the upper part of the piston (3) is connected with a push-pull rod (1).
3. The intravascular catheter power injection tester of claim 1, wherein: the pipe body comprises an upper diversion pipeline (12) and a lower diversion pipeline (16), the upper diversion pipeline (12) and the lower diversion pipeline (16) are of a tubular shell structure with one end sealed, a diversion pipe (6) penetrates through the sealed end of the upper diversion pipeline (12), the open end of the upper diversion pipeline (12) is in butt joint with the open end of the lower diversion pipeline (16), external threads are arranged on the outer side periphery of the open end of the lower diversion pipeline (16), a fixing ring (14) is connected on the open end side periphery of the upper diversion pipeline (12), a rotating pipe (13) is sleeved on the open end side periphery of the upper diversion pipeline (12), the rotating pipe (13) can rotate on the upper diversion pipeline (12), an annular groove (15) is arranged on the inner side of the upper portion of the rotating pipe (13), the fixing ring (14) is matched with the annular groove (15), internal threads are arranged on the inner side of the lower portion of the rotating pipe (13), and the rotating pipe (13) is in threaded connection with the lower diversion pipeline (16) through the internal threads, the sealing end of the lower diversion pipeline (16) is communicated with the fixed pipe (5), the sealing end of the upper diversion pipeline (12) is provided with a vent valve (19), and the interior of the upper diversion pipeline (12) is communicated with one end of the vent valve (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120802081.2U CN214702713U (en) | 2021-04-19 | 2021-04-19 | Intravascular catheter power injection tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120802081.2U CN214702713U (en) | 2021-04-19 | 2021-04-19 | Intravascular catheter power injection tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214702713U true CN214702713U (en) | 2021-11-12 |
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ID=78532211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120802081.2U Active CN214702713U (en) | 2021-04-19 | 2021-04-19 | Intravascular catheter power injection tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214702713U (en) |
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2021
- 2021-04-19 CN CN202120802081.2U patent/CN214702713U/en active Active
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