CN212547800U - Dialysis blood flow connector and dialysis device - Google Patents
Dialysis blood flow connector and dialysis device Download PDFInfo
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- CN212547800U CN212547800U CN202021217516.9U CN202021217516U CN212547800U CN 212547800 U CN212547800 U CN 212547800U CN 202021217516 U CN202021217516 U CN 202021217516U CN 212547800 U CN212547800 U CN 212547800U
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Abstract
The utility model discloses a dialysis blood flow connector and dialysis unit, this dialysis blood flow connector include the trunk line, and the one end of trunk line is connected with first joint, and the other end is connected with the second and connects, is equipped with the small transfer line on the trunk line shaft, and the small transfer line is connected with first pjncture needle. The utility model discloses a dialysis blood flow connector, which can take the blood in the internal fistula transplanted blood vessel and the normal venous blood on the body surface as two ends to draw blood together and simultaneously introduce the blood into a dialysis machine, so as to promote the blood flow to reach the standard and keep the normal work of the dialysis machine; the dialysis blood flow connector can be operated by one person without risk, so that a hemodialysis patient with intravascular fistula or long-term and temporary catheter dysfunction does not need to perform an operation, the condition of insufficient blood flow is quickly solved, hemodialysis treatment is not delayed, the cost is extremely low, and the connector can be used for short-term transition treatment and long-term replacement treatment of the condition of insufficient blood flow; the dialysis blood flow connector is simple in structure, convenient to use, good in effect and worthy of popularization.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a dialysis blood flow connector and dialysis device.
Background
Hemodialysis often faces intravascular fistulas or long-term and temporary catheter dysfunction of patients, and insufficient blood flow (generally, hemodialysis requires that blood flow is 180ml/min, and dialysis effect is poor or dialysis is stopped at a probability below the value) causes poor hemodialysis effect or the condition that dialysis is difficult to continue.
Under the condition of the original internal fistula or poor catheter function, the patient stops the dialysis treatment and needs to perform the temporary catheter implantation again for replacing the treatment; or long-term catheter placement (requiring elective surgery, which is time consuming); or internal fistula reconstruction (requiring phase-selective surgery, long time consumption, being put into use after 4-6 weeks after successful surgery, and transition during the period by putting a dialysis catheter), all the surgeries are expensive, and require 1-2 professional doctors qualified for the surgeries to operate, so that the surgery risks are high, low-level hospitals often do not have the resolving capability, and patients need to transfer to the hospital for treatment, which wastes time and labor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at hemodialysis patients with intravascular fistula or long-term and temporary catheter dysfunction in the prior art, the hemodialysis connector and the dialysis device are provided, wherein the existing treatment scheme is adopted, the cost is high, professional doctors 1-2 who need to be qualified for operation operate, the operation risk is high, low-grade hospitals do not have the solving capability, and the patients need to be transferred to hospital for treatment, so that the problems of time and labor waste are solved.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides a dialysis blood flow connector, includes the trunk line, the one end of trunk line is connected with first joint, and the other end is connected with the second and connects, be equipped with the small transfer line on the trunk line shaft, the small transfer line is connected with first pjncture needle, perhaps the small transfer line is connected with the third and connects, the third connects and is used for dismantling to connect the fourth and connect, first pjncture needle is connected to the fourth joint.
When current dialysis unit used, on second puncture needle inserted internal fistula transplantation blood vessel, will through the connection of sixth joint and fifth joint the second pjncture needle and dialysis machine intercommunication lead to when vascular internal fistula or dialysis catheter (including long-term pipe and interim catheter) dysfunction dialysis machine shows when dialyzing the blood flow volume not enough, adopt a dialysis blood flow connector, the second pjncture needle passes through the sixth joint with the connection intercommunication of first joint the trunk line, the trunk line passes through the second connect with the connection intercommunication of fifth joint the dialysis machine, first pjncture needle is used for inserting patient's body surface vein, will the vein is as the artery blood supply, makes the blood flow up to standard, the dialysis machine can normally carry out the dialysis.
By adopting the dialysis blood flow connector of the utility model, blood in an internal fistula transplanted blood vessel and normal body surface venous blood can be used as two ends to draw blood together and be simultaneously introduced into the dialysis machine, so that the blood flow can reach the standard and the dialysis machine can be kept to work normally; the hemodialysis blood flow connector can be operated by one person without risk, so that hemodialysis patients with intravascular fistula or long-term and temporary catheter dysfunction do not need to perform operations, the condition of insufficient blood flow is solved quickly, hemodialysis treatment is not delayed, the cost is low, the hemodialysis blood flow connector can be used for short-term transition treatment and long-term replacement treatment of the condition of insufficient blood flow, and can be adopted by ordinary hospitals; the dialysis blood flow connector is simple in structure, convenient to use, good in effect and worthy of popularization.
Preferably, the pipe diameter of the main pipeline is larger than that of the branch pipeline.
Preferably, the main pipe diameter between the branch pipe port and the first joint is smaller than the main pipe diameter between the branch pipe port and the second joint.
Preferably, a sum of a sectional area of the main pipe between the branch pipe port to the first joint and a sectional area of the branch pipe is larger than a sectional area of the main pipe between the branch pipe port to the second joint.
By adopting the structure, the sum of the blood flow entering the main pipeline through the first joint and the blood flow entering the main pipeline through the branch pipeline can be larger than the blood flow going out through the second joint, so that the blood flow going out through the second joint can be ensured to be continuously supplied, and the blood flow required by the normal work of the dialysis machine can be ensured.
Preferably, the branch duct and the main duct form a Y-shaped member.
Further preferably, the included angle between the branch pipeline and the main pipeline is 45-60 degrees.
Preferably, the main pipe length between the branch pipe port to the first joint is less than the branch pipe length.
The utility model also provides a dialysis device, including second pjncture needle, dialysis machine and dialysis blood flow connector, the dialysis machine is connected with the fifth joint, the connection can be dismantled to the fifth joint the second connects, the second pjncture needle is connected with the sixth joint, the connection can be dismantled to the sixth joint first joint.
When current dialysis unit used, on second puncture needle inserted internal fistula transplantation blood vessel, will through the connection of sixth joint and fifth joint the second pjncture needle and dialysis machine intercommunication lead to when vascular internal fistula or dialysis catheter (including long-term pipe and interim catheter) dysfunction dialysis machine shows when dialyzing the blood flow volume not enough, adopt a dialysis blood flow connector, the second pjncture needle passes through the sixth joint with the connection intercommunication of first joint the trunk line, the trunk line passes through the second connect with the connection intercommunication of fifth joint the dialysis machine, first pjncture needle is used for inserting patient's body surface vein, will the vein is as the artery blood supply, makes the blood flow up to standard, the dialysis machine can normally carry out the dialysis.
By adopting the dialysis device of the utility model, blood in an internal fistula transplanted blood vessel and normal body surface venous blood can be used as two ends to draw blood together and be introduced into the dialysis machine, so that the blood flow can reach the standard and the dialysis machine can work normally; the dialysis device can be operated by one person, has no risk, can enable hemodialysis patients with intravascular fistula or long-term and temporary catheter dysfunction to do not need to perform operations, quickly solves the condition of insufficient blood flow, does not delay hemodialysis treatment, has extremely low cost, can be used as short-term transition treatment and long-term replacement treatment of the condition of insufficient blood flow, and can be adopted by common hospitals; the dialysis device has the advantages of simple structure, convenient use, good effect and worth of popularization.
Preferably, the first connector is a first male luer connector, the second connector is a first female luer connector, the fifth connector is a second male luer connector, and the sixth connector is a second female luer connector.
Adopts luer joint connection, and the scheme is mature and reliable, and the effect is good.
Preferably, the branch conduit is disposed toward the second puncture needle, and the first puncture needle is adjacent to the second puncture needle.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the dialysis blood flow connector of the utility model can lead blood in an internal fistula transplanted blood vessel and normal body surface venous blood into the dialysis machine as two ends together and lead the blood into the dialysis machine at the same time, so as to promote the blood flow to reach the standard and keep the dialysis machine to work normally; the hemodialysis blood flow connector can be operated by one person without risk, so that hemodialysis patients with intravascular fistula or long-term and temporary catheter dysfunction do not need to perform operations, the condition of insufficient blood flow is solved quickly, hemodialysis treatment is not delayed, the cost is low, the hemodialysis blood flow connector can be used for short-term transition treatment and long-term replacement treatment of the condition of insufficient blood flow, and can be adopted by ordinary hospitals; the dialysis blood flow connector is simple in structure, convenient to use, good in effect and worthy of popularization;
2. a dialysis blood flow connector, the small transfer line port arrives between the first joint the cross-sectional area of trunk line is with the cross-sectional area sum of small transfer line is greater than the small transfer line port arrives between the second connects the cross-sectional area of trunk line, through first joint gets into the blood flow of trunk line is with passing through the small transfer line gets into the blood flow sum of trunk line can be greater than through the blood flow that the second connects away can guarantee to pass through the blood flow that the second connects away is constantly supplied, makes the required blood flow of dialysis machine normal work obtains the guarantee.
3. The dialysis device of the utility model can lead the blood in the internal fistula transplanted blood vessel and the normal venous blood on the body surface into the dialysis machine as two ends together, and promote the blood flow to reach the standard to keep the dialysis machine working normally; the dialysis device can be operated by one person, has no risk, can enable hemodialysis patients with intravascular fistula or long-term and temporary catheter dysfunction to do not need to perform operations, quickly solves the condition of insufficient blood flow, does not delay hemodialysis treatment, has extremely low cost, can be used as short-term transition treatment and long-term replacement treatment of the condition of insufficient blood flow, and can be adopted by common hospitals; the dialysis device has the advantages of simple structure, convenient use, good effect and worth of popularization.
Drawings
Fig. 1 is a schematic structural view of the dialysis blood flow connector and the dialysis apparatus.
Fig. 2 is another schematic structural diagram of the dialysis blood flow connector and the dialysis device.
Icon: 1-main pipeline, 11-branch pipeline, 21-first joint, 22-sixth joint, 31-second joint, 32-fifth joint, 4-second puncture needle, 5-first puncture needle, 6-dialysis machine, 71-third joint and 72-fourth joint.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1, the dialysis device of the present invention comprises a second puncture needle 4, a dialysis machine 6 and a dialysis blood flow connector.
Dialysis blood flow connector includes trunk line 1, the one end of trunk line 1 is connected with first joint 21, and the other end is connected with second joint 31, be equipped with branch pipe way 11 on the 1 shaft of trunk line, branch pipe way 11 is connected with first pjncture needle 5.
The dialysis machine 6 is connected with a fifth joint 32, the fifth joint 32 is detachably connected with the second joint 31, the second puncture needle 4 is connected with a sixth joint 22, and the sixth joint 22 is detachably connected with the first joint 21.
Specifically, the first connector 21 is a first male luer connector, the second connector 31 is a first female luer connector, the fifth connector 32 is a second male luer connector, and the sixth connector 22 is a second female luer connector, and the first connector, the second connector and the sixth connector are connected by luer connectors.
The pipe diameter of the main pipeline 1 is larger than that of the branch pipeline 11, the pipe diameter of the main pipeline 1 between a port of the branch pipeline 11 and the first joint 21 is smaller than that of the main pipeline 1 between a port of the branch pipeline 11 and the second joint 31, the length of the main pipeline 1 between the port of the branch pipeline 11 and the first joint 21 is smaller than that of the branch pipeline 11, the branch pipeline 11 is arranged towards the second puncture needle 4, and the first puncture needle 5 is close to the second puncture needle 4; the branch pipeline 11 and the main pipeline 1 form a Y-shaped component, and the included angle between the branch pipeline 11 and the main pipeline 1 is 45-60 degrees.
The sum of the cross-sectional area of the main pipeline 1 between the port of the branch pipeline 11 and the first joint 21 and the cross-sectional area of the branch pipeline 11 is larger than the cross-sectional area of the main pipeline 1 between the port of the branch pipeline 11 and the second joint 31, and by adopting the structure, the sum of the blood flow entering the main pipeline 1 through the first joint 21 and the blood flow entering the main pipeline 1 through the branch pipeline 11 can be larger than the blood flow going out through the second joint 31, so that the blood flow going out through the second joint 31 can be ensured to be continuously supplied, and the blood flow required by the normal operation of the dialysis machine 6 can be ensured.
When current dialysis unit uses, second pjncture needle 4 inserts on the internal fistula transplants the blood vessel, will through the connection of sixth joint 22 and fifth joint 32 second pjncture needle 4 and dialysis machine 6 intercommunication, lead to when intravascular fistula or dialysis catheter (including long-term pipe and interim pipe) dysfunction dialysis machine 6 shows when dialyzing the blood flow is not enough, adopt a dialysis blood flow connector, second pjncture needle 4 passes through sixth joint 22 with the connection intercommunication of first joint 21 trunk line 1, trunk line 1 passes through second joint 31 with the connection intercommunication of fifth joint 32 dialysis machine 6, first pjncture needle 5 is used for inserting patient's body surface vein, will the vein is as the artery that supplies blood, makes the blood flow up to standard, dialysis machine 6 can normally carry out the dialysis.
By using the dialysis device of the utility model, blood in an internal fistula transplanted blood vessel and normal body surface venous blood can be used as two ends to draw blood together and be introduced into the dialysis machine 6, so that the blood flow can reach the standard and the dialysis machine 6 can work normally; the dialysis device can be operated by one person, has no risk, can enable hemodialysis patients with intravascular fistula or long-term and temporary catheter dysfunction to do not need to perform operations, quickly solves the condition of insufficient blood flow, does not delay hemodialysis treatment, has extremely low cost, can be used as short-term transition treatment and long-term replacement treatment of the condition of insufficient blood flow, and can be adopted by common hospitals; the dialysis device has the advantages of simple structure, convenient use, good effect and worth of popularization.
Example 2
As shown in fig. 2, a dialysis apparatus of the present invention is different from that of embodiment 1 in that in this embodiment, the branch conduit 11 is connected to a third joint 71, the third joint 71 is detachably connected to a fourth joint 72, and the fourth joint 72 is connected to the first puncture needle 5.
Specifically, the third joint 71 is a third male luer joint, the fourth joint 72 is a third female luer joint, and luer joints are adopted for connection, so that the scheme is mature and reliable, and the effect is good.
Adopt this structural setting, the dialysis blood flow connector only includes trunk line 1 the small transfer line 11 first joint 21 the second connects 31 with the third connects 71, the production of being convenient for saves the cost, when the in-service use, when blood flow is not enough, only need to change this embodiment the dialysis blood flow connector, and pass through the third connects 71 to connect the matching the fourth connects 72, with this connection first pjncture needle 5 can, the dialysis blood flow connector itself does not take the needle utensil certainly, the security when having increased packing, transportation, dismouting.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a dialysis blood flow connector, includes trunk line (1), its characterized in that, the one end of trunk line (1) is connected with first joint (21), and the other end is connected with second joint (31), be equipped with branch pipeline (11) on trunk line (1) shaft, branch pipeline (11) are connected with first pjncture needle (5), perhaps branch pipeline (11) are connected with third joint (71), third joint (71) are used for dismantling and connect fourth joint (72), first pjncture needle (5) are connected in fourth joint (72).
2. Dialysis blood flow connector according to claim 1, wherein the main conduit (1) has a larger tube diameter than the branch conduit (11).
3. Dialysis blood flow connector according to claim 1, wherein the main pipe (1) pipe diameter between the branch pipe (11) port to the first connector (21) is smaller than the main pipe (1) pipe diameter between the branch pipe (11) port to the second connector (31).
4. Dialysis blood flow connector according to claim 1, wherein the sum of the cross-sectional area of the main conduit (1) between the branch conduit (11) port to the first junction (21) and the cross-sectional area of the branch conduit (11) is larger than the cross-sectional area of the main conduit (1) between the branch conduit (11) port to the second junction (31).
5. Dialysis blood flow connector according to claim 1, wherein the branch conduit (11) and the main conduit (1) form a Y-shaped member.
6. Dialysis blood flow connector according to claim 5, wherein the angle between the branch conduit (11) and the main conduit (1) is 45 ° -60 °.
7. Dialysis blood flow connector according to any of claims 1-6, wherein the length of the main conduit (1) between the branch conduit (11) port to the first connector (21) is smaller than the branch conduit (11) length.
8. Dialysis device comprising a second puncture needle (4), a dialysis machine (6) and a dialysis blood flow connector according to any of claims 1 to 7, wherein a fifth connector (32) is connected to the dialysis machine (6), wherein the fifth connector (32) is detachably connected to the second connector (31), wherein a sixth connector (22) is connected to the second puncture needle (4), and wherein the sixth connector (22) is detachably connected to the first connector (21).
9. Dialysis device according to claim 8, wherein the first connector (21) is a first male luer connector, the second connector (31) is a first female luer connector, the fifth connector (32) is a second male luer connector and the sixth connector (22) is a second female luer connector.
10. Dialysis device according to any of claims 8 to 9, wherein the branch duct (11) is arranged towards the second puncture needle (4) and the first puncture needle (5) is adjacent to the second puncture needle (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021217516.9U CN212547800U (en) | 2020-06-28 | 2020-06-28 | Dialysis blood flow connector and dialysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021217516.9U CN212547800U (en) | 2020-06-28 | 2020-06-28 | Dialysis blood flow connector and dialysis device |
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| Publication Number | Publication Date |
|---|---|
| CN212547800U true CN212547800U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021217516.9U Active CN212547800U (en) | 2020-06-28 | 2020-06-28 | Dialysis blood flow connector and dialysis device |
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| CN (1) | CN212547800U (en) |
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- 2020-06-28 CN CN202021217516.9U patent/CN212547800U/en active Active
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