CN212997709U - Hemodialysis thrombus-preventing device - Google Patents
Hemodialysis thrombus-preventing device Download PDFInfo
- Publication number
- CN212997709U CN212997709U CN202020936819.XU CN202020936819U CN212997709U CN 212997709 U CN212997709 U CN 212997709U CN 202020936819 U CN202020936819 U CN 202020936819U CN 212997709 U CN212997709 U CN 212997709U
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- China
- Prior art keywords
- branch pipe
- heating
- hemodialysis
- blood
- antithrombotic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001631 haemodialysis Methods 0.000 title claims abstract description 43
- 230000000322 hemodialysis Effects 0.000 title claims abstract description 43
- 208000007536 Thrombosis Diseases 0.000 title abstract description 14
- 239000008280 blood Substances 0.000 claims abstract description 32
- 210000004369 blood Anatomy 0.000 claims abstract description 32
- 241000446313 Lamella Species 0.000 claims abstract description 9
- 230000017531 blood circulation Effects 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 94
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 27
- 239000002504 physiological saline solution Substances 0.000 claims description 19
- 239000011780 sodium chloride Substances 0.000 claims description 18
- 239000003146 anticoagulant agent Substances 0.000 claims description 12
- 230000002785 anti-thrombosis Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000004020 conductor Substances 0.000 claims description 3
- 230000004087 circulation Effects 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 11
- 230000006378 damage Effects 0.000 abstract description 5
- 239000012266 salt solution Substances 0.000 abstract description 3
- 230000015271 coagulation Effects 0.000 abstract 1
- 238000005345 coagulation Methods 0.000 abstract 1
- 238000010030 laminating Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000023555 blood coagulation Effects 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 208000009304 Acute Kidney Injury Diseases 0.000 description 1
- 208000005189 Embolism Diseases 0.000 description 1
- 208000033626 Renal failure acute Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 201000011040 acute kidney failure Diseases 0.000 description 1
- 208000012998 acute renal failure Diseases 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000020832 chronic kidney disease Diseases 0.000 description 1
- 208000022831 chronic renal failure syndrome Diseases 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- External Artificial Organs (AREA)
Abstract
The utility model discloses a thrombus device is prevented in hemodialysis, including the branch pipe and pass through the return circuit with the blood of branch pipe one end intercommunication, the branch pipe other end and salt solution bag intercommunication, the branch pipe internal fixation is equipped with the one-way lamella that is used for preventing the blood refluence, and the one-way lamella is located branch pipe and the continuous department in return circuit is passed through to blood. The utility model discloses can prevent at the closed blood return in-process that the coagulation that produces between branch pipe and the blood circulation pipeline, effectively avoid the blood clot to wash into the patient internal and cause the damage to the patient. The utility model is suitable for a hemodialysis treatment process uses for prevent to produce the clot in the external closed circulation pipeline.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, specifically speaking are thrombus device is prevented in hemodialysis.
Background
Hemodialysis is a treatment for the replacement of the kidney in patients with acute and chronic renal failure. The blood pump drains the blood in vivo from artery to outside body, and the blood is filtered by a hemodialysis machine to remove the metabolic waste in the blood, and then the blood is returned to human body from vein, and the whole process of the purification and return of the blood is called hemodialysis.
Hemodialysis is an extracorporeal closed blood return process, and blood clots (i.e., thrombi) are easily produced in the circulation line. If the thrombus in the hemodialysis circulation loop is not treated in time, the clot formed in the hemodialysis circulation loop is very easy to flush into the blood vessel when the drug is administered to a patient in the middle of hemodialysis; and when the hemodialysis treatment of the patient is finished and nutrient solution is supplemented into the body of the patient through the solution supplementing port and the hemodialysis circulation loop, because the blood pump is closed, blood clots on the hemodialysis circulation loop easily enter the body of the patient along with the nutrient solution under the action of air pressure, and therefore blood blocks a blood vessel to form embolism in the circulation process, and great harm or even life harm is brought to the patient.
In order to prevent blood from coagulating in the hemodialysis circuit and dialyzer, an anticoagulant is often used to prevent thrombosis. In the prior art, a branch tube for injecting saline into blood is usually added to a hemodialysis circulation circuit, and a clamp capable of blocking the blood circulation in the branch tube is usually clamped on the branch tube in order to control the on-off of the branch tube. However, in practical operation, the clamp cannot completely block the flow of blood in the hemodialysis circulation circuit to the branch tube, so that blood is prone to generate a clot near the clamp during the blood circulation process, and the clot in the circulation line is flushed into the blood circulation system of the patient during the closed blood return process, thereby causing injury to the patient.
SUMMERY OF THE UTILITY MODEL
For solving exist among the prior art more than not enough, the utility model aims at providing a thrombus device is prevented in hemodialysis to reach and prevent to produce the blood coagulation, effectively avoid the blood coagulation piece to rush into the patient internal and cause the purpose of damage to the patient at the closed blood return in-process between branch pipe and the blood circulation pipeline.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a thrombus device is prevented in hemodialysis, includes the branch pipe and passes through the return circuit with the blood of branch pipe one end intercommunication, the branch pipe other end and salt solution bag intercommunication, the branch pipe internal fixation is equipped with the one-way membrane valve that is used for preventing the blood refluence, and the one-way membrane valve is located the branch pipe and passes through the continuous department in return circuit with the blood.
As the limit of the utility model, a heating device communicated with the saline water bag and the branch pipe is arranged between the saline water bag and the branch pipe.
As the utility model discloses a further inject, heating device includes the heating pipe, the heating pipe set firmly outward with the heating cabinet of heating pipe joint, the heating pipe both ends communicate brine bag and branch pipe respectively, the last fixed temperature controller that is equipped with of heating cabinet.
As a further limitation of the present invention, the heating tube is a serpentine tube.
As the utility model discloses a further inject, temperature controller includes a plurality of heating rod, heating rod and heating box inner wall fixed connection, and the heating box sets firmly the control panel who is used for controlling heating rod heating temperature outward, heating rod and control panel through the conductor fixed connection with heating box lateral wall intercommunication.
As the utility model discloses a further inject, control panel is last to be fixed to be equipped with temperature sensor and the digital display board that is used for detecting the heating cabinet temperature.
As the utility model discloses a prescribe a limit to, fixed being equipped with on the branch pipe and being used for detecting supersonic generator that the bubble exists in the normal saline and being connected, being used for receiving the ultrasonic receiver of supersonic generator signal with supersonic generator electricity, the branch pipe is equipped with the buzzer siren that is used for receiving the ultrasonic receiver signal outward.
As a further limitation of the present invention, the branch pipe is externally provided with an automatic clamp.
As the utility model discloses a still further inject, automatic clip includes fixed clamping piece and rotates the rotation clamping piece of being connected with fixed clamping piece, fixed clamping piece and rotation clamping piece be located the branch pipe both sides respectively and with the laminating of branch pipe lateral wall, fixed clamping piece and heating cabinet fixed connection rotate fixedly connected with hydraulic stem on the clamping piece, the hydraulic stem passes through automatically controlled electromechanical the being connected with ultrasonic receiver.
As the utility model discloses a further inject, be equipped with flow sensor on the branch pipe, the hydraulic stem passes through automatically controlled electromechanical the connection with flow sensor.
Since the technical scheme is adopted, compared with the prior art, the utility model, the beneficial effect who gains is:
(1) the utility model discloses a set up one-way lamella, can block circulation of blood to branch pipe department in the circulating line, prevent effectively that the thrombus from appearing in blood circulation return circuit and branch connection department.
(2) The utility model discloses a set up heating device, adjust heating rod heating temperature through control panel, normal saline in the heating tube is by even, abundant heating under the effect of heating rod. The normal saline is heated to 37 ℃ which is adaptive to the temperature of a human body, so that the normal saline can flow back to the human body at a milder temperature, the blood is prevented from stimulating the heart of a patient, and the method is particularly important for the patient suffering from heart disease.
(3) The utility model discloses a set up supersonic generator and ultrasonic receiver, can in time discover the bubble in the normal saline to can in time handle the bubble, cause unsafe influence to patient after avoiding the bubble to input blood, improve hemodialysis's treatment. When the ultrasonic generator detects that bubbles exist in the physiological saline in the branch pipe, the ultrasonic receiver receives an abnormal signal, and then the buzzer alarm gives an alarm to remind medical staff of handling in real time.
(4) The utility model discloses a set up automatic clip, when the automatically controlled machine received abnormal signal, automatically controlled machine signal control hydraulic stem removed, made the rotation clamping piece produce and rotated, finally rotated the clamping piece and fixed clamping piece laminating together, realized automatic, timely sealing the branch pipe, prevented that the normal saline input with the bubble is human to wait for medical personnel to handle.
(5) The utility model discloses a set up flow sensor, accurate control saline's input. According to the state of an illness of a patient, the proper physiological saline input quantity is determined, the flow sensor measures the input of the physiological saline, when the flow sensor detects that the vertical value reaches the rated value, the flow sensor sends a signal to the electric control machine, and the branch pipe circulation blocking of the automatic clamp is achieved.
The utility model is suitable for a hemodialysis treatment process uses for prevent to produce the clot in the external closed circulation pipeline.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of an automatic clamp according to an embodiment of the present invention.
In the figure: 1. a hemodialysis circuit; 2. a branch pipe; 21. a one-way flap; 3. a saline bag; 4. a heating box; 41. heating a tube; 42. a heating rod; 43. a control panel; 431. a temperature sensor; 432. a digital display panel; 51. an ultrasonic generator; 52. an ultrasonic receiver; 53. a buzzer alarm; 6. an electric control machine; 61. fixing the clamping piece; 62. rotating the clamping piece; 63. a rotating shaft; 64. a hydraulic lever; 7. a flow sensor.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It is to be understood that the preferred embodiments described herein are for purposes of illustration and understanding only and are not intended to limit the invention.
Embodiment a hemodialysis antithrombotic device
As shown in fig. 1 to 2, the present embodiment includes a branch pipe 2, a heating device, and an automatic clamp.
One end of the branch pipe 2 is communicated with the hemodialysis loop 1, the other end of the branch pipe 2 is communicated with the saline bag 3, and the physiological saline flows into the hemodialysis loop 1 from the saline bag 3 through the branch pipe 2. Branch pipe 2 internal fixation is equipped with the one-way lamella 21 that is used for preventing the blood refluence, and one-way lamella 21 is located branch pipe 2 and the continuous department in hemodialysis return circuit 1, and the one-way lamella 21 is smooth, the connection of laminating on 2 inner walls of branch pipe, has realized the one-way flow of normal saline by one-way lamella 21, has avoided blood to 2 internal refluxes of branch pipe, can prevent effectively that branch pipe 2 and hemodialysis return circuit 1 junction from forming the blood clot. An ultrasonic generator 51 used for detecting the existence of bubbles in the physiological saline and an ultrasonic receiver 52 electrically connected with the ultrasonic generator 51 and used for receiving signals of the ultrasonic generator 51 are fixedly arranged on the branch pipe 2, a buzzing alarm 53 used for receiving signals of the ultrasonic receiver 52 is arranged outside the branch pipe 2, the ultrasonic generator 51 and the ultrasonic receiver 52 are positioned on the branch pipe and close to the one-way valve 21, when the bubbles exist in the physiological saline, the ultrasonic receiver 52 transmits abnormal signals to the buzzing alarm 53, and the buzzing alarm 53 gives an alarm to remind medical personnel to process. The one-way valve 21 is used in a transfusion pipeline, and the ultrasonic generator 51 and the ultrasonic receiver 52 are both structures used in an ultrasonic air detector in the prior art.
A heating device communicated with the saline water bag 3 and the branch pipe 2 is arranged between the saline water bag 3 and the branch pipe 2. The heating device is used for heating the physiological saline flowing into the hemodialysis circuit 1 to make the temperature of the physiological saline adapt to the temperature of the blood. Heating device includes heating pipe 41, and heating pipe 41 is the coiled pipe, and heating pipe 41 both ends communicate brine bag 3 and branch pipe 2 respectively, and heating pipe 41 sets firmly outward and is equipped with heating cabinet 4 with heating pipe 41 joint, and the heating cabinet 4 internal water adopts the water bath heating to the heating of heating pipe 41, and heating cabinet 4 and the heating pipe 41 junction are through sealed processing, improve the heating effect to the salt solution of reason. The fixed temperature controller that is equipped with on heating cabinet 4, temperature controller include a plurality of heating rod 42, heating rod 42 and 4 inner wall fixed connection of heating cabinet, and the axis of heating rod 42 is perpendicular with 4 inner walls of heating cabinet, and heating rod 42 arranges heating pipe 41 in the clearance of circling, and a plurality of heating rods 42 carry out abundant, even heating to heating pipe 41, and is better to the heating effect of physiological saline water. The heating cabinet 4 sets firmly the control panel 43 that is used for controlling heating rod 42 heating temperature outward, heating rod 42 and control panel 43 are through the conductor fixed connection with 4 lateral walls of heating cabinet intercommunication, control panel 43 controls heating rod 42 heating temperature, the last fixed temperature sensor 431 and the digital display panel 432 that are used for detecting 4 temperatures of heating cabinet that are equipped with of control panel 43, control panel 43 shows the temperature that temperature sensor 431 sensed on digital display panel 432, be convenient for to the temperature real time monitoring of normal saline.
The automatic clamp is used for automatically controlling the opening and closing of the branch pipe 2. Automatic clip locates the 2 outsides of branch pipe, automatic clip includes fixed clamping piece 61 and rotates the rotation clamping piece 62 of being connected with fixed clamping piece 61, fixed clamping piece 61 rotates through pivot 63 with rotation clamping piece 62 and is connected, fixed clamping piece 61 with rotate clamping piece 62 and be located 2 both sides of branch pipe respectively and with the laminating of 2 lateral walls of branch pipe, fixed clamping piece 61 is X-shaped cross arrangement with rotation clamping piece 62, axis of rotation 63 is located fixed clamping piece 61 and rotates clamping piece 62 cross section, fixed clamping piece 61 passes through connecting rod and 4 fixed connection of heating cabinet. By clamping the automatic clamp on the branch pipe 2, the liquid in the branch pipe 2 can be blocked. In order to realize the automatic clamping of the automatic clamp, a hydraulic rod 64 is fixedly connected to the rotary clamping piece 62, the signal output end of the ultrasonic receiver 52 is connected with the air signal input end of the electric controller 6, and the air signal output end of the electric controller 6 is connected with the signal input end of the hydraulic rod 64.
In order to control the flow of physiological saline through the branch line 2, a flow sensor 7 is provided in the branch line 2. The signal output end of the flow sensor 7 is connected with the flow signal input end of the electric controller 6, and the flow signal output end of the electric controller 6 is connected with the signal input end of the hydraulic rod 64. The electric control machine 6 adopts a controller in the prior art.
In the present embodiment, the saline flows into the heating tube 41 from the saline bag 3, and then the saline in the heating tube 41 is heated by means of water bath heating. The heating rods 42 uniformly arranged at the gaps of the heating pipes 41 can uniformly heat the normal saline water. During heating, the control panel 43 is used to adjust the heating temperature of the heating rod 42, and the temperature displayed on the digital display panel 432 is compared to control the temperature of the physiological saline to a temperature corresponding to the temperature of the blood of the human body, usually 37 ℃.
Heated physiological saline flows into the hemodialysis loop 1 from the branch pipe 2, when the physiological saline is transmitted in the branch pipe 2, the ultrasonic generator 51 detects air in the physiological saline, the ultrasonic receiver 52 sends a signal to the buzzer alarm 53 and the electric control machine 6 when receiving a signal that air bubbles exist in the branch pipe 2, the electric control machine 6 drives the hydraulic rod 64 to move, so that the automatic clamp clamps the branch pipe 2, and meanwhile the buzzer alarm 53 gives an alarm. And, when the saline circulates in the branch pipe 2, the flow sensor 7 can detect the physiological saline circulating in the branch pipe 2, when the input amount of the physiological saline reaches a rated value, the flow sensor 7 can transmit a signal to the electric control machine 6, and the electric control machine 6 drives the hydraulic rod 64 to push the rotating clamping piece 62 to seal the branch pipe 2, so that the quantitative conveying of the physiological saline of the patient is realized.
The detected saline flows into the hemodialysis circuit 1 through the one-way flap 21. After the addition of the physiological saline to the blood is stopped, the one-way flap 21 prevents the blood in the hemodialysis circuit 1 from flowing back into the branch tube 2, and prevents the thrombus from being generated at the joint of the branch tube 2 and the hemodialysis circuit 1.
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the above-mentioned embodiments, it will be apparent to those skilled in the art that modifications can be made to the technical solutions described in the above-mentioned embodiments, or some technical features can be replaced with equivalents. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A hemodialysis antithrombotic device, its characterized in that: including branch pipe and with the blood circulation return circuit of branch pipe one end intercommunication, the branch pipe other end and saline bag intercommunication, the branch pipe internal fixation is equipped with the one-way lamella that is used for preventing the blood refluence, and the one-way lamella is located branch pipe and the continuous department in blood circulation return circuit.
2. The hemodialysis antithrombotic apparatus of claim 1, wherein: and a heating device communicated with the saline water bag and the branch pipe is arranged between the saline water bag and the branch pipe.
3. The hemodialysis antithrombotic apparatus of claim 2, wherein: the heating device comprises a heating pipe, a heating box clamped with the heating pipe is fixedly arranged outside the heating pipe, two ends of the heating pipe are respectively communicated with the saline bag and the branch pipe, and a temperature controller is fixedly arranged on the heating box.
4. The hemodialysis antithrombotic apparatus of claim 3, wherein: the heating pipe is a coiled pipe.
5. The hemodialysis antithrombotic device of claim 3 or 4, wherein: the temperature controller comprises a plurality of heating rods, the heating rods are fixedly connected with the inner wall of the heating box, a control panel used for controlling the heating temperature of the heating rods is fixedly arranged outside the heating box, and the heating rods and the control panel are fixedly connected with a conductor communicated with the side wall of the heating box.
6. The hemodialysis antithrombotic apparatus of claim 5, wherein: and a temperature sensor and a digital display board for detecting the temperature of the heating box are fixedly arranged on the control panel.
7. The hemodialysis antithrombotic device of any one of claims 3-4, and 6, wherein: the branch pipe is fixedly provided with an ultrasonic generator for detecting the existence of bubbles in the physiological saline and an ultrasonic receiver which is electrically connected with the ultrasonic generator and used for receiving signals of the ultrasonic generator, and a buzzing alarm for receiving signals of the ultrasonic receiver is arranged outside the branch pipe.
8. The hemodialysis antithrombotic apparatus of claim 7, wherein: an automatic clamp is arranged outside the branch pipe.
9. The hemodialysis antithrombotic apparatus of claim 8, wherein: the automatic clamp comprises a fixed clamping piece and a rotating clamping piece which is connected with the fixed clamping piece in a rotating mode, the fixed clamping piece and the rotating clamping piece are respectively located on two sides of the branch pipe and attached to the side wall of the branch pipe, the fixed clamping piece is fixedly connected with the heating box, a hydraulic rod is fixedly connected to the rotating clamping piece, and the hydraulic rod is electrically connected with the ultrasonic receiver through an electric control machine.
10. The hemodialysis antithrombotic apparatus of claim 9, wherein: the branch pipe is provided with a flow sensor, and the hydraulic rod is electrically connected with the flow sensor through an electric controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020936819.XU CN212997709U (en) | 2020-05-28 | 2020-05-28 | Hemodialysis thrombus-preventing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020936819.XU CN212997709U (en) | 2020-05-28 | 2020-05-28 | Hemodialysis thrombus-preventing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212997709U true CN212997709U (en) | 2021-04-20 |
Family
ID=75490290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020936819.XU Expired - Fee Related CN212997709U (en) | 2020-05-28 | 2020-05-28 | Hemodialysis thrombus-preventing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212997709U (en) |
-
2020
- 2020-05-28 CN CN202020936819.XU patent/CN212997709U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 |