CN213219795U - Hemodialysis pipeline capable of recovering extracorporeal blood - Google Patents
Hemodialysis pipeline capable of recovering extracorporeal blood Download PDFInfo
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- CN213219795U CN213219795U CN202020711923.9U CN202020711923U CN213219795U CN 213219795 U CN213219795 U CN 213219795U CN 202020711923 U CN202020711923 U CN 202020711923U CN 213219795 U CN213219795 U CN 213219795U
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Abstract
The utility model discloses a hemodialysis pipeline capable of recovering extracorporeal blood, which comprises a first blood transfusion pipe, a second blood transfusion pipe, a hemodialyzer, a hemorecoverer and two connecting components, wherein the other ends of the first blood transfusion pipe and the second blood transfusion pipe are respectively connected with one connecting component, and the two connecting components are respectively communicated with the hemodialyzer and the hemorecoverer which are arranged side by side; each connecting assembly comprises a connecting pipe, a rotating sleeve, a connecting main body and two split shells, one end of the connecting pipe is communicated with the first blood conveying pipe, the other end of the connecting pipe is rotatably connected with one end of the rotating sleeve, the other end of the rotating sleeve is rotatably connected with a connecting bulge at the top of the connecting main body, a partition plate is arranged on the inner wall of the rotating sleeve and attached to the top of the connecting bulge, and a through hole is formed in the partition plate; the connecting body is provided with two communicating channels which are not communicated with each other, and the port of each communicating channel positioned at the bottom of the connecting body is respectively communicated with the hemodialyzer or the hemorecoverer through a split shell. The utility model discloses can collect the blood in the pipeline, avoid blood extravagant.
Description
Technical Field
The utility model relates to a hemodialysis apparatus technical field, in particular to a hemodialysis pipeline of recoverable external blood.
Background
The existing hemodialysis pipeline is characterized in that after dialysis is finished, blood is remained in a blood ventilating device and a connected inlet and outlet blood vessel, blood in a hemodialyzer can be firstly coagulated, blood on the inlet and outlet blood vessel is not coagulated temporarily, namely liquid blood can be remained, usually, the residual quantity on the whole blood vessel pipeline is about 150 milliliters, the blood quantity is not low, if the blood is not utilized, the blood is discarded along with the hemodialysis pipeline, blood waste can be caused, the existing hemodialysis pipeline cannot be utilized, and blood circulation cannot be guaranteed after the hemodialyzer is coagulated, therefore, after the hemodialysis is finished, the blood waste caused by the existing hemodialysis pipeline is more.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need for a hemodialysis tube capable of recovering extracorporeal blood, which can collect the blood in the tube to avoid blood waste.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
a hemodialysis pipeline capable of recovering extracorporeal blood comprises a first blood transfusion pipe, a second blood transfusion pipe, a hemodialyzer, a hemorecoverer and two connecting assemblies, wherein one end of the first blood transfusion pipe and one end of the second blood transfusion pipe are used for connecting a human blood vessel, the other end of the first blood transfusion pipe and the other end of the second blood transfusion pipe are respectively connected with one connecting assembly, and the two connecting assemblies are respectively communicated through the hemodialyzer and the hemorecoverer which are arranged side by side;
the structure of the connecting assembly on the second blood conveying pipe is the same as that of the connecting assembly on the first blood conveying pipe, each connecting assembly comprises a connecting pipe, a rotating sleeve, a connecting main body and two split shells, one end of each connecting pipe is communicated with the first blood conveying pipe, the other end of each connecting pipe is rotatably connected with one end of the corresponding rotating sleeve, the other end of each rotating sleeve is rotatably connected with a connecting bulge at the top of the corresponding connecting main body, a partition plate is arranged on the inner wall of each rotating sleeve and divides the corresponding rotating sleeve into two parts along the length direction of the corresponding rotating sleeve, each partition plate is attached to the top of the corresponding connecting bulge, through holes are formed in the partition plates, and the distance from the center line; the connecting body is provided with two communicating channels which are not communicated with each other, each communicating channel extends from the top of the connecting protrusion to the bottom of the connecting body, the distance between the port at the top of the connecting protrusion and the rotating center line of the rotating sleeve is equal to the distance between the center line of the through hole and the rotating center line of the rotating sleeve, and the port at the bottom of the connecting body of each communicating channel is communicated with a hemodialyzer or a hemorecoverer through a split shell.
Preferably, the connecting component is made of transparent materials.
Preferably, the two split shells are detachably connected with the connecting body, and the split shells are in threaded connection with a hemodialyzer or a hemodialyzer.
Preferably, the two shells are mutually clamped and connected into a whole and are sleeved at the bottom of the connecting main body.
Preferably, the connecting pipe is in threaded connection with the first blood conveying pipe or the second blood conveying pipe.
Preferably, the two port structures on the connecting protrusion are the same as the cross section structure of the through hole, and the opening size of the connecting protrusion is equal to the aperture of the through hole.
Preferably, the hemodialyzer is a hollow fiber hemodialyzer.
Preferably, the blood recycler is a hollow fiber hemodialyzer or a blood collection cartridge.
Preferably, a filter tube is disposed on one of the first blood transfusion tube and the second blood transfusion tube.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a coupling assembling parallel connection hemodialyzer and blood recoverer, when hemodialysis, make hemodialyzer concatenate and communicate, after hemodialysis, make hemorecoverer concatenate and communicate, utilize the hemorecoverer to replace hemodialyzer intercommunication pipeline, thereby make first blood transfusion pipe and second blood transfusion pipe communicate again after hemodialysis finishes, retrieve the blood in the pipeline to the hemorecoverer, or in the patient body of infusing, the concrete operation is, through rotating the swivel sleeve in the coupling assembling, make the through-hole on the baffle just to one of two circulation passageways, thereby make the hemodialyzer or the hemorecoverer that the circulation passageway just right to the through-hole communicates first blood transfusion pipe and second blood transfusion pipe, can realize the circulation of blood in the pipeline like this, avoid after hemodialysis can't make the circulation of blood in first blood transfusion pipe and the second blood transfusion pipe because of the blood coagulation in the hemodialyzer, and thus causes blood to remain in the line resulting in blood waste.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the connection assembly of the present invention.
Fig. 3 is the structure schematic diagram of the utility model discloses after the coupling assembling split.
Description of the main elements
In the figure: the blood transfusion system comprises a first blood transfusion pipe 1, a second blood transfusion pipe 2, a connecting assembly 3, a connecting pipe 31, a rotating sleeve 32, a partition 321, a through hole 322, a connecting main body 33, a connecting protrusion 331, a communicating channel 332, a split shell 34, a hemodialyzer 4, a hemorecoverer 5 and a filter tube 6.
The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
Referring to fig. 1-3, in a preferred embodiment of the present invention, a hemodialysis tube capable of recovering extracorporeal blood comprises a first blood transfusion tube 1, a second blood transfusion tube 2, a hemodialyzer 4, a hemorecoverer 5 and two connecting assemblies 3, wherein one end of the first blood transfusion tube 1 and one end of the second blood transfusion tube 2 are used for connecting blood vessels of a human body, the other end of the first blood transfusion tube and the other end of the second blood transfusion tube are respectively connected to one connecting assembly 3, and the two connecting assemblies 3 are respectively communicated through the hemodialyzer 4 and the hemorecoverer 5 which are arranged side by side; the structure of the connecting component 3 on the second blood conveying pipe is the same as that of the connecting component 3 on the first blood conveying pipe, each connecting component 3 comprises a connecting pipe 31, a rotating sleeve 32, a connecting main body 33 and two split shells 34, one end of the connecting pipe 31 is communicated with the first blood conveying pipe 1, the other end of the connecting pipe is rotatably connected with one end of the rotating sleeve 32, the other end of the rotating sleeve 32 is rotatably connected with a connecting bulge 331 at the top of the connecting main body 33, a partition 321 is arranged on the inner wall of the rotating sleeve 32, the partition 321 divides the rotating sleeve 32 into two parts along the length direction of the rotating sleeve, the partition 321 is attached to the top of the connecting bulge 331, a through hole 322 is formed in the partition 321, and the distance from the center line of the through hole 322 to the rotating; the connecting body 33 has two non-communicated flow channels 332, each flow channel 332 extends from the top of the connecting protrusion 331 to the bottom of the connecting body 33, the distance between the port at the top of the connecting protrusion 331 and the rotation center line of the rotating sleeve 32 is equal to the distance between the center line of the through hole 322 and the rotation center line of the rotating sleeve 32, and the port at the bottom of the connecting body 33 of each flow channel 332 is respectively communicated with the hemodialyzer 4 or the hemo-recoverer 5 through a sub-shell 34.
The utility model discloses a first blood transfusion pipe 1 and second blood transfusion pipe 2 are parallelly connected with hemodialysis ware 4 and blood recovery device 5, specifically through the parallelly connected blood transfusion pipeline that hemodialysis ware 4 and blood recovery device 5 constitute at first blood transfusion pipe 1 and second blood transfusion pipe 2 of coupling assembling 3, in hemodialysis, make hemodialysis ware 4 concatenate and communicate, normal hemodialysis, after hemodialysis, make blood recovery device 5 concatenate and communicate, utilize blood recovery device 5 to replace hemodialysis ware 4 that the blood coagulates after hemodialysis finishes to communicate in the pipeline, thereby make first blood transfusion pipe 1 and second blood transfusion pipe 2 after hemodialysis finishes communicate again, retrieve the blood in the pipeline to in 5, or in the patient's body, the concrete operation is, through rotating swivel sleeve 32 in the coupling assembling 3, make through-hole 322 on the baffle 321 just to one of two circulation passageways 332, thereby make the hemodialysis ware 4 or the blood recoverer 5 that the just circulation passageway 332 of through-hole 322 communicates first blood transfusion pipe 1 and second blood transfusion pipe 2, can realize the circulation of blood in the pipeline like this, make unable blood circulation that makes in first blood transfusion pipe 1 and the second blood transfusion pipe 2 because of the blood coagulation in the hemodialysis ware 4 after avoiding hemodialysis, and consequently lead to blood to remain in the pipeline and lead to the blood extravagant, this pipeline utilizes parallelly connected that coupling assembling 3 realized, make blood recovery process need not to dismantle hemodialyzer 4 and install blood recoverer 5 again can realize the intercommunication in turn, and is easy and simple to handle, high durability and convenient use. Furthermore, the utility model discloses increase coupling assembling 3 and blood recovery device 5 on current blood transfusion pipeline, can realize that the hemodialysis finishes the recycle of remaining blood on the pipeline the utility model discloses in, blood recovery device 5 is hollow fiber hemodialysis ware 4 or blood collection tube section of thick bamboo, promptly, 5 fungible hemodialyzer 4 of blood recovery device filters the exhaust to blood for blood backflow is internal, does to regard as blood collection tube section of thick bamboo to use, concentrates the blood of collecting in first blood transfusion pipe 1, the second blood transfusion pipe 2, then inputs the patient internal like the blood transfusion of blood transfusion bag again.
Further, coupling assembling 3 adopts transparent material preparation, is convenient for look over the blood circulation condition. The two sub-shells 34 are detachably connected with the connecting body 33, and the sub-shells 34 are in threaded connection with the hemodialyzer 4 or the hemorecoverer 5, so that the hemodialyzer 4 or the hemorecoverer 5 can be conveniently used. The two sub-shells 34 are mutually connected into a whole in a clamping way and are simultaneously sleeved at the bottom of the connecting main body 33. The connecting tube 31 is connected with the first blood conveying tube 1 or the second blood conveying tube 2 in a threaded mode. The two port structures on the connecting protrusion 331 are the same as the cross-sectional structure of the through hole 322, and the opening size is equal to the aperture of the through hole 322. The hemodialyzer 4 is a hollow fiber hemodialyzer 4. A filter tube 6 is arranged on one of the first blood transfusion tube 1 and the second blood transfusion tube 2.
When the utility model is used, the through hole 322 on the rotary sleeve 32 of the two connecting components 3 is communicated with the circulation channel 332 communicated with the hemodialyzer 4, the hemodialysis pipeline is used for normal hemodialysis, after the hemodialysis, the rotary sleeve 32 of the two connecting components 3 is respectively rotated to ensure that the through hole 322 on the rotary sleeve 32 is just opposite to the circulation channel 332 communicated with the hemorecovery device 5, thus, the blood on the first blood transfusion pipe 1 and the second blood transfusion pipe 2 is recovered through the hemorecovery device 5 and can be recovered into the body, wherein, one end of the first blood transfusion pipe 1 and the second blood transfusion pipe 2 which are close to the skin of a patient are buckled as the input end when the blood is recovered, the output pipe which is used as the blood is input into the body of the patient, when the blood on the first blood transfusion pipe 1 and the second blood transfusion pipe 2 is concentrated and recovered through the hemorecovery device 5, the end buckles of the first blood transfusion pipe 1 and the second blood transfusion pipe 2 which are close to the skin of the patient are buckled, the through holes 322 on the rotary sleeve 32 in the connecting component 3 connected with the two are communicated with the blood recoverer 5 in sequence, so as to recover the residual blood in the first blood conveying pipe 1 and the second blood conveying pipe 2 in batches in sequence, and then the blood in the blood recoverer 5 is input into the patient in the form of blood transfusion.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (9)
1. A hemodialysis pipeline capable of recovering extracorporeal blood is characterized in that: the blood transfusion system comprises a first blood transfusion pipe, a second blood transfusion pipe, a hemodialyzer, a hemorecoverer and two connecting components, wherein one end of the first blood transfusion pipe and one end of the second blood transfusion pipe are used for connecting a human blood vessel, the other end of the first blood transfusion pipe and the other end of the second blood transfusion pipe are respectively connected with one connecting component, and the two connecting components are respectively communicated through the hemodialyzer and the hemorecoverer which are arranged side by side;
the structure of the connecting assembly on the second blood conveying pipe is the same as that of the connecting assembly on the first blood conveying pipe, each connecting assembly comprises a connecting pipe, a rotating sleeve, a connecting main body and two split shells, one end of each connecting pipe is communicated with the first blood conveying pipe, the other end of each connecting pipe is rotatably connected with one end of the corresponding rotating sleeve, the other end of each rotating sleeve is rotatably connected with a connecting bulge at the top of the corresponding connecting main body, a partition plate is arranged on the inner wall of each rotating sleeve and divides the corresponding rotating sleeve into two parts along the length direction of the corresponding rotating sleeve, each partition plate is attached to the top of the corresponding connecting bulge, through holes are formed in the partition plates, and the distance from the center line; the connecting body is provided with two communicating channels which are not communicated with each other, each communicating channel extends from the top of the connecting protrusion to the bottom of the connecting body, the distance between the port at the top of the connecting protrusion and the rotating center line of the rotating sleeve is equal to the distance between the center line of the through hole and the rotating center line of the rotating sleeve, and the port at the bottom of the connecting body of each communicating channel is communicated with a hemodialyzer or a hemorecoverer through a split shell.
2. The hemodialysis line of claim 1, wherein: the connecting assembly is made of transparent materials.
3. The hemodialysis line of claim 1, wherein: the two split shells are detachably connected with the connecting main body, and the split shells are in threaded connection with a hemodialyzer or a hemorecoverer.
4. The hemodialysis line of claim 1, wherein: the two shells are mutually clamped and connected into a whole and are simultaneously sleeved at the bottom of the connecting main body.
5. The hemodialysis line of claim 1, wherein: the connecting pipe is in threaded connection with the first blood conveying pipe or the second blood conveying pipe.
6. The hemodialysis line of claim 1, wherein: the two port structures on the connecting protrusion are the same as the cross section structure of the through hole, and the opening size of the connecting protrusion is equal to the aperture of the through hole.
7. The hemodialysis line of claim 1, wherein: the hemodialyzer is a hollow fiber hemodialyzer.
8. The hemodialysis line of claim 1, wherein: the blood recoverer is a hollow fiber hemodialyzer or a blood collection tube barrel.
9. The hemodialysis line of claim 1, wherein: one of the first blood transfusion pipe and the second blood transfusion pipe is provided with a filter pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020711923.9U CN213219795U (en) | 2020-04-30 | 2020-04-30 | Hemodialysis pipeline capable of recovering extracorporeal blood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020711923.9U CN213219795U (en) | 2020-04-30 | 2020-04-30 | Hemodialysis pipeline capable of recovering extracorporeal blood |
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| Publication Number | Publication Date |
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| CN213219795U true CN213219795U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020711923.9U Active CN213219795U (en) | 2020-04-30 | 2020-04-30 | Hemodialysis pipeline capable of recovering extracorporeal blood |
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| CN (1) | CN213219795U (en) |
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- 2020-04-30 CN CN202020711923.9U patent/CN213219795U/en active Active
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