CN216022396U - Perfusion device connecting pipe - Google Patents
Perfusion device connecting pipe Download PDFInfo
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- CN216022396U CN216022396U CN202120361932.4U CN202120361932U CN216022396U CN 216022396 U CN216022396 U CN 216022396U CN 202120361932 U CN202120361932 U CN 202120361932U CN 216022396 U CN216022396 U CN 216022396U
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Abstract
The utility model discloses a perfusion apparatus connecting pipe which comprises a main hose (2) and a branch hose group, wherein one or more pipe clamps are respectively arranged on the main hose (2) and the branch hose group, hose joints are respectively arranged at the tail ends of the hoses, and the hose joints can be covered by joint caps; the main hose (2) is sequentially provided with a blood chamber joint (1), a medicine supplementing tee joint (3), a perfusion tee joint A (5), a perfusion tee joint B (6), a dialysis tee joint (8) and a dialysis joint (14); the branch hose set comprises an perfusion device hose A (10), a perfusion device hose B (11) and a waste liquid discharge hose (12). The utility model is used for hemodialysis and hemoperfusion combined treatment, has intuitive and understandable structure and is convenient to operate; after blood perfusion is finished, the perfusion device does not need to be unloaded, the operation of blood return of the closed unloading-free perfusion device is realized, and the occurrence of blood spill, pollution and pipeline coagulation is avoided.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a perfusion apparatus connecting pipe.
Background
The blood perfusion refers to a blood purification treatment method for introducing blood of a patient into an extracorporeal circulation system and removing toxic substances, medicines and metabolic products through nonspecific adsorption of an adsorbent in an perfusion device, and is a common treatment mode for uremia patients during hemodialysis treatment. Hemodialysis is to introduce the blood and dialysate of a patient into a dialyzer at the same time by using the principle of a semipermeable membrane, wherein the blood and the dialysate flow in opposite directions on two sides of the dialysis membrane, and the solute gradient, the osmotic gradient and the water pressure gradient on the two sides of the membrane are used to remove toxins and retain excessive water in the body, and simultaneously supplement substances required by the body and maintain the balance of electrolytes and acid and alkali. Dialyzers, also known as filters, are important devices for performing hemodialysis procedures. The hemoperfusion apparatus is mainly used for treating uremic complications such as renal osteopathy, ectopic calcification, amyloidosis, carpal tunnel syndrome, malnutrition, refractory hypertension, cardiovascular complications and the like by adsorbing difficult permeability uremic toxins such as parathyroid hormone, leptin, beta 2 microglobulin, renin, angiotensin and the like in a patient body.
Clinical hemodialysis combination hemoperfusion treatment refers to the series connection of a hemoperfusion apparatus in front of a hemodialyzer, and patent number CN201821931309.2 discloses a hemoperfusion apparatus connecting pipe, but because the time of the combination treatment is inconsistent, the time of the hemodialysis treatment is 4 h, the time of the hemoperfusion treatment is 2 h, the hemoperfusion apparatus needs to be unloaded halfway, but risks such as blood spill, pollution and pipeline coagulation easily occur in the process of unloading the hemoperfusion apparatus.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, realize the operation of the closed unloading-free perfusion device for returning blood, avoid the risks of blood spill, pollution, pipeline coagulation and the like, and provide a perfusion device connecting pipe.
The purpose of the utility model is realized by the following technical scheme:
a perfusion apparatus connecting pipe comprises a main hose and a branch hose group, wherein one or more pipe clamps are respectively arranged on the main hose and the branch hose group, and hose joints are respectively arranged at the tail ends of the hoses and can be covered by joint caps;
the main hose is sequentially provided with a blood chamber joint, a medicine supplementing tee joint, a perfusion tee joint A, a perfusion tee joint B, a dialysis tee joint and a dialysis joint;
the branch hose set comprises an perfusion device hose A, a perfusion device hose B and a waste liquid discharge hose; the perfusion device hose A is connected with a lower end hole of a perfusion tee joint A and a perfusion joint A; the perfusion device hose B is connected with a lower end hole of a perfusion tee joint B and a perfusion joint B; the waste liquid discharge hose is connected with the dialysis tee joint lower end hole and the waste liquid joint.
Further, the hose joint comprises a blood chamber joint, a perfusion joint A, a perfusion joint B, a waste liquid joint and a dialysis joint; the blood chamber joint is used for connecting an arterial tube; the waste liquid joint is an inner conical joint and is used for connecting a waste liquid bag to discharge waste liquid; the dialysis connector is used for connecting a dialyzer; the perfusion joint A and the perfusion joint B are used for connecting two ends of a perfusion device.
Further, the joint cap comprises a perfusion joint cap, a waste liquid joint cap and a dialysis joint cap; the perfusion connector caps are respectively arranged on the perfusion connector A and the perfusion connector B; the waste liquid joint cap is of an inner conical shape and is arranged on the waste liquid joint; the dialysis adapter cap is disposed on the dialysis adapter.
Furthermore, the main hose is a polyvinyl chloride hose with the diameter of 6.8 mm; the perfusion device hose A and the perfusion device hose B are polyvinyl chloride hoses with the diameter of 6.8mm, and the medicine supplementing hose and the waste liquid discharge hose are polyvinyl chloride hoses with the diameter of 4.0 mm.
Further, the pipe clamp comprises a switch clamp A, a switch clamp B, a switch clamp C, a switch clamp D, a switch clamp E and a switch clamp G; the switch clamp A is arranged on a perfusion apparatus hose A; the switch clamp B and the switch clamp C are arranged on a section from a perfusion tee joint A to a perfusion tee joint B of the main hose, so that blood is prevented from being stored in the hose when perfusion and dialysis are used together, and coagulation is avoided; the switch clamp D is arranged on the perfusion apparatus hose B; the switch clamp E is arranged on a dialysis tee joint of the main hose to a dialysis joint section; the switch clamp G is arranged on the waste liquid discharge hose and controls the flowing route of liquid in the hose through the pipe clamp.
The device further comprises a medicine supplementing hose with a switch clamp F, one end of the medicine supplementing hose is connected between the blood chamber joint of the main hose and the perfusion tee joint A through a lower end hole of the medicine supplementing tee joint, and the other end of the medicine supplementing hose is connected with the medicine supplementing joint and used for connecting a medicine supplementing device to supplement medicine liquid.
Furthermore, the medicine supplementing joint is a wing type locking joint and is used for connecting the medicine supplementing device, and the medicine supplementing joint can be covered by a wing type locking type medicine supplementing joint cap.
Furthermore, the device also comprises a sampling port group; the sampling port group comprises a sampling port A and a sampling port B; the sampling port A is arranged between the medicine supplementing tee joint and the perfusion tee joint A of the main hose and is used for collecting a blood sample before perfusion; the sampling port B is arranged between the perfusion tee joint B and the dialysis tee joint of the main hose and is used for collecting a blood sample after perfusion.
The utility model has the beneficial effects that: when the hemodialysis is combined with the hemoperfusion therapy, the connecting pipe can realize the independent pre-filling of the perfusion device and the dialyzer, avoid the unnecessary operation caused by the simultaneous pre-filling of the perfusion device and the dialyzer which are connected in series, and reduce the amount of the physiological saline consumed during the pre-filling; the branch circuit of the series perfusion device is free of other branch circuits and complex spare parts, and the sampling port, the drug supplementing branch circuit and the perfusion device pre-charging waste liquid branch circuit are all arranged on the main circuit, so that the sampling port, the drug supplementing branch circuit and the perfusion device pre-charging waste liquid branch circuit are more intuitive and understandable, the operation of medical personnel is facilitated, and the workload of the medical personnel is reduced; after the blood perfusion is finished, the perfusion device does not need to be unloaded midway, the operation of blood return of the closed unloading-free perfusion device can be finished, and the risks of blood overflow, pollution, pipeline coagulation and the like are avoided.
Drawings
FIG. 1 is a schematic block diagram of the apparatus of the present invention.
Description of the drawings: 1-blood chamber junction; 2-a main hose; 3-a three-way medicine supplement; 4-sampling port A; 5-perfusion tee joint A; 6-perfusion tee B; 7-sampling port B; 8-dialysis tee joint; 9-a tonic hose; 10-cartridge hose a; 11-cartridge hose B; 12-a waste liquid discharge hose; 13-a tonic connector; 14-dialysis connector; 15-waste joint; 16-waste liquid joint cap; 17-dialysis connector cap; 18-a tonic connector cap; 19-switch clamp a; 20-switch clamp B; 21-switch clamp C; 22-switch clamp D; 23-switch clamp E; 24-switch clamp F; 25-switch clamp G; 26-perfusion junction a; 27-perfusion junction B; 28-perfusion connector cap.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
In this embodiment, as shown in fig. 1, a perfusion apparatus connecting tube includes a main hose 2, a branch hose set, a pipe clamp, a waste liquid joint 15, a drug supplement joint 13, a perfusion joint a26, a perfusion joint B27, and a joint cap set;
the main hose 2 is sequentially provided with a blood chamber joint 1, a medicine supplementing tee joint 3, a sampling port A4, a perfusion tee joint A5, a perfusion tee joint B6, a sampling port B7, a dialysis tee joint 8 and a dialysis joint 14;
the branch hose set comprises a medicine supplementing hose 9, a perfusion device hose A10, a perfusion device hose B11 and a waste liquid discharge hose 12; the medicine supplementing hose 9 is connected with a hole at the lower end of the medicine supplementing tee joint 3 and a medicine supplementing joint 13; the perfusion device hose A10 is connected with a hole at the lower end of a perfusion tee joint A5 and a perfusion connector A26; the perfusion device hose B11 is connected with a hole at the lower end of a perfusion tee joint B6 and a perfusion connector B27; the waste liquid discharge hose 12 is connected with the lower end hole of the dialysis tee joint 8 and the waste liquid joint 15;
the pipe clamps are respectively arranged on the medicine supplementing hose 9, the perfusion device hose A10, the perfusion device hose B11 and the waste liquid discharge hose 12, a dialysis tee joint (8) of the main hose 2 is connected to a dialysis joint section, and a perfusion tee joint A5 of the main hose 2 is connected to a perfusion tee joint B6 section, and the flow path of liquid in the pipes is controlled through the pipe clamps;
the joint caps are respectively arranged on the medicine supplementing joint 13, the perfusion joint A26, the perfusion joint B27, the waste liquid joint 15 and the dialysis joint 14.
Wherein, the sampling port A4 is used for collecting blood samples before perfusion, and the sampling port B7 is used for collecting blood samples after perfusion.
The medicine supplementing joint 13 is a wing type locking joint and is used for connecting a medicine supplementing device so as to supplement medicines; the waste liquid joint 15 is an inner conical joint and is used for connecting a waste liquid bag so as to discharge waste liquid; the blood chamber connector 1 is used for connecting an arterial tube.
Wherein, the dialysis connector 14 is used for connecting a dialyzer, and the perfusion connector A26 and the perfusion connector B27 are used for connecting an perfusion device.
Wherein the joint caps comprise a drug supplementing joint cap 18, a perfusion joint cap 28, a waste liquid joint cap 16 and a dialysis joint cap 17; the joint cap 18 is of a wing type locking joint type and is arranged on the joint 13, and the joint cap 28 is arranged on the perfusion joint A26 and the perfusion joint B27; the waste liquid joint cap 16 is of an inner cone shape and is arranged on the waste liquid joint; the dialysis adapter cap 17 is arranged on the dialysis adapter.
Wherein, the main hose 2 is a polyvinyl chloride hose with the diameter of 6.8 mm; the perfusion device hose A10 and the perfusion device hose B11 are polyvinyl chloride hoses with the diameter of 6.8mm, and the drug supplementing hose 9 and the waste liquid discharge hose 12 are polyvinyl chloride hoses with the diameter of 4.0 mm.
The pipe clamp comprises a large-volume switch clamp A19, a switch clamp B20, a switch clamp C21, a switch clamp D22, a switch clamp E23, a small-volume switch clamp F24 and a small-volume switch clamp G25; the switch clamp A19 is arranged on a perfusion apparatus hose A10; the switch clamp B20 and the switch clamp C21 are arranged from a perfusion tee joint A5 to a perfusion tee joint B6 section of the main hose 2, so that blood is prevented from being stored in the tube when perfusion and dialysis are performed, and blood coagulation is avoided; the switch clamp D22 is installed on a perfusion apparatus hose B11; the switch clamp E23 is arranged on a dialysis tee joint 8 to a dialysis joint section of the main hose 2; the switch clamp F24 is arranged on the medicine supplementing hose 9; the switch clamp G25 is attached to the waste liquid discharge hose 12.
Wherein, the medicine supplementing tee joint 3, the perfusion tee joint A5, the perfusion tee joint B6 and the dialysis tee joint 8 are all T-shaped tee joints; the left and right end holes of the medicine supplementing tee joint 3 and the dialysis tee joint 8 are phi 6.8mm holes, and the lower end holes are phi 4.0mm holes; the left, right and lower end holes of the perfusion tee joint A5 and the perfusion tee joint B6 are phi 6.8mm holes.
Pre-charging of a perfusion apparatus: the blood chamber connector 1 is connected with an arterial tube, the switch clamp B20, the switch clamp C21, the switch clamp E23 and the switch clamp F24 are closed, the switch clamp A19, the switch clamp D22 and the switch clamp G25 are opened, and the priming of the perfusion apparatus is completed;
pre-charging a dialyzer: closing the switch clamp A19, the switch clamp D22, the switch clamp F24 and the switch clamp G25, opening the switch clamp B20, the switch clamp C21 and the switch clamp E23, and completing the pre-charging of the dialyzer;
the perfusion device is used in combination with a dialyzer for treatment: closing a switch clamp B20, a switch clamp C21, a switch clamp F24 and a switch clamp G25, opening a switch clamp A19, a switch clamp D22 and a switch clamp E23, and connecting the perfusion device and the dialyzer in series; when perfusion is finished, the switch clamp A19 and the switch clamp D22 are closed, the switch clamp B20 and the switch clamp C21 are opened, and hemodialysis is continued until treatment is finished; the risk that the perfusion device is possibly generated during unloading is avoided, and the combination of blood perfusion and hemodialysis is realized.
In a preferred embodiment, the parts can be bonded or screwed together by cyclohexanone; the preparation method comprises the following steps:
the component parts include: blood chamber joint, PVC hose, T-type tee bend, sampling port, switch clamp, wing formula locking joint cap, dialysis connect cap, interior cone joint and interior cone joint cap.
The preparation method comprises the following steps: referring to the structure diagram of the connecting pipe in fig. 1, the number of branches is divided into 4 steps from top to bottom for bonding.
Step 1: the blood chamber joint is adhered with one end of a 6.8 x 100 mm phi PVC hose, the other end is adhered with a-2 phi 6.8 hole of the T-shaped tee joint, the wing type locking joint is screwed on the wing type locking joint cap and is adhered with one end of a 4.0 x 150 mm phi PVC hose with a small switch clamp, the other end of the hose is adhered with a 4.0 hole of the T-shaped tee joint-2, and the other 6.8 hole of the T-shaped tee joint-2 is adhered with a 6.8 x 100 mm phi PVC hose.
And a step 2: the perfusion joint A is provided with a perfusion joint cap which is adhered to one end of a phi 6.8X 200 mm PVC hose with a large switch clamp, the other end of the hose is adhered to a phi 6.8 hole in the vertical direction of the T-shaped tee joint-1, one end of the phi 6.8 hole in the horizontal direction is adhered to a phi 6.8X 100 mm PVC hose, and the other end of the phi 6.8X 200 mm PVC hose with 2 large switch clamps with opposite openings is adhered to the other end of the hose. The working procedure 1 and the working procedure 2 are connected through a sampling port, and two ends of the sampling port are respectively bonded with the PVC with the diameter of 6.8 multiplied by 100 mm in the working procedure 1 and the working procedure 2.
Step 3: the perfusion joint B is provided with a perfusion joint cap which is adhered to one end of a phi 6.8X 200 mm PVC hose with a large switch clamp, the other end of the hose is adhered to a phi 6.8 hole in the vertical direction of the T-shaped tee joint-1, one end of the phi 6.8 hole in the horizontal direction is adhered to a phi 6.8X 100 mm PVC hose, the other end of the phi 6.8 hole is adhered to a phi 6.8X 200 mm PVC hose with 2 large switch clamps with opposite openings in the working procedure 2, and the working procedure 2 is connected.
And step 4: the dialysis connector is provided with a dialysis connector cap which is adhered to one end of a 6.8 x 200 mm PVC hose with a large switch clamp, and the other end of the PVC hose is adhered to a 6.8 phi hole of the T-shaped tee joint-2. The inner cone connector is screwed on the inner cone connector cap to be adhered to a PVC hose with phi 4.0 multiplied by 1500 mm with a small switch clamp, the other end of the hose is adhered to a phi 4.0 hole of a T-shaped tee joint-2, and the other phi 6.8 hole of the T-shaped tee joint-2 is adhered to a phi 6.8 multiplied by 100 mm PVC hose. The working procedure 3 and the working procedure 4 are connected through a sampling port, and two ends of the sampling port are respectively bonded with the phi 6.8 multiplied by 100 mm PVC of the working procedure 3 and the working procedure 4 to complete the bonding of the connecting pipe.
When the hemodialysis and the hemoperfusion are combined for treatment, the connecting pipe can realize the independent pre-filling of the perfusion device and the dialyzer, avoid the unnecessary operation caused by the simultaneous pre-filling of the perfusion device and the dialyzer which are connected in series, and reduce the amount of the physiological saline consumed during the pre-filling; the branch circuit of the series perfusion device is free of other branch circuits and complex spare parts, and the sampling port, the drug supplementing branch circuit and the perfusion device pre-charging waste liquid branch circuit are all arranged on the main circuit, so that the sampling port, the drug supplementing branch circuit and the perfusion device pre-charging waste liquid branch circuit are more intuitive and understandable, the operation of medical personnel is facilitated, and the workload of the medical personnel is reduced; after the blood perfusion is finished, the perfusion device does not need to be unloaded midway, the operation of blood return of the closed unloading-free perfusion device can be finished, and the risks of blood overflow, pollution, pipeline coagulation and the like are avoided.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. A perfusion apparatus connecting pipe is characterized by comprising a main hose (2) and a branch hose group, wherein one or more pipe clamps are arranged on the main hose (2) and the branch hose group, hose joints are arranged at the tail ends of the hoses, and the hose joints can be covered by joint caps;
the main hose (2) is sequentially provided with a blood chamber joint (1), a medicine supplementing tee joint (3), a perfusion tee joint A (5), a perfusion tee joint B (6), a dialysis tee joint (8) and a dialysis joint (14);
the branch hose set comprises an perfusion device hose A (10), a perfusion device hose B (11) and a waste liquid discharge hose (12); the perfusion device hose A (10) is connected with a lower end hole of a perfusion tee joint A (5) and a perfusion connector A (26); the perfusion device hose B (11) is connected with a lower end hole of a perfusion tee joint B (6) and a perfusion connector B (27); the waste liquid discharge hose (12) is connected with the lower end hole of the dialysis tee joint (8) and the waste liquid joint (15).
2. A cartridge connection tube according to claim 1, wherein the hose connection comprises a blood chamber connection (1), a cartridge connection a (26), a cartridge connection B (27), a waste connection (15) and a dialysis connection (14); the blood chamber joint (1) is used for connecting an arterial tube; the waste liquid joint (15) is an inner conical joint and is used for connecting a waste liquid bag to discharge waste liquid; the dialysis connector (14) is used for connecting a dialyzer; the perfusion joint A (26) and the perfusion joint B (27) are used for connecting two ends of the perfusion device.
3. A cartridge connection tube according to claim 1, wherein the connector cap comprises a cartridge connector cap (28), a waste connector cap (16), a dialysis connector cap (17); the perfusion joint cap (28) is respectively arranged on the perfusion joint A (26) and the perfusion joint B (27); the waste liquid joint cap (16) is of an inner conical shape and is arranged on the waste liquid joint (15); the dialysis connector cap (17) is arranged on the dialysis connector (14).
4. A perfusion vessel connection tube according to claim 1, wherein the main hose (2) is a 6.8mm diameter polyvinyl chloride hose; the hose A (10) and the hose B (11) of the perfusion device are polyvinyl chloride hoses with the diameter of 6.8mm, and the waste liquid discharge hose (12) is a polyvinyl chloride hose with the diameter of 4.0 mm.
5. A cartridge connection tube according to claim 1, wherein the tube clamp comprises a switch clamp a (19), a switch clamp B (20), a switch clamp C (21), a switch clamp D (22), a switch clamp E (23) and a switch clamp G (25); the switch clamp A (19) is arranged on the perfusion device hose A (10); the switch clamp B (20) and the switch clamp C (21) are arranged on a section from a perfusion tee joint A (5) to a perfusion tee joint B (6) of the main hose (2); the switch clamp D (22) is arranged on a perfusion apparatus hose B (11); the switch clamp E (23) is arranged from a dialysis tee joint (8) of the main hose (2) to a dialysis joint section; the switch clamp G (25) is arranged on the waste liquid discharge hose (12) and controls the flowing route of liquid in the hose through the pipe clamp.
6. A perfusion apparatus connecting pipe according to claim 1, further comprising a drug-supplementing hose (9) with a switch clamp F (24), wherein one end of the drug-supplementing hose (9) is connected between the blood chamber joint (1) of the main hose and the perfusion tee joint a (5) through a lower end hole of the drug-supplementing tee joint (3), and the other end is connected with a drug-supplementing joint (13) for connecting a drug-supplementing device for supplementing the drug solution; the medicine supplementing hose (9) is a polyvinyl chloride hose with the diameter of 4.0 mm.
7. A perfusion vessel connection tube according to claim 6, wherein the supply connector (13) is a wing-type locking connector for connecting a supply device, and the supply connector (13) is covered by a wing-type locking-type supply connector cap (18).
8. The cartridge connection tube of claim 1, further comprising a set of sampling ports; the sampling port group comprises a sampling port A (4) and a sampling port B (7); the sampling port A (4) is arranged between the medicine supplementing tee joint (3) and the perfusion tee joint A (5) of the main hose and is used for collecting a blood sample before perfusion; the sampling port B (7) is arranged between the perfusion tee joint B (6) and the dialysis tee joint (8) of the main hose and is used for collecting a perfused blood sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120361932.4U CN216022396U (en) | 2021-02-09 | 2021-02-09 | Perfusion device connecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120361932.4U CN216022396U (en) | 2021-02-09 | 2021-02-09 | Perfusion device connecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216022396U true CN216022396U (en) | 2022-03-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120361932.4U Active CN216022396U (en) | 2021-02-09 | 2021-02-09 | Perfusion device connecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216022396U (en) |
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2021
- 2021-02-09 CN CN202120361932.4U patent/CN216022396U/en active Active
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