CN109432525B - Continuous dilution type complete sequential treatment peritoneal dialysis solution treatment system - Google Patents
Continuous dilution type complete sequential treatment peritoneal dialysis solution treatment system Download PDFInfo
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- CN109432525B CN109432525B CN201811345602.5A CN201811345602A CN109432525B CN 109432525 B CN109432525 B CN 109432525B CN 201811345602 A CN201811345602 A CN 201811345602A CN 109432525 B CN109432525 B CN 109432525B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
- A61M1/287—Dialysates therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention discloses a continuous dilution type complete sequential treatment peritoneal dialysis liquid preparation treatment system, which comprises a water pipe butt joint port, a heating tank, a degassing tank, a mixing barrel, a peritoneal dialysis liquid filter, a human body butt joint port and a waste liquid tank, wherein the devices are communicated through pipelines to form a pipeline system, so that peritoneal dialysis liquid can be automatically prepared, the liquid medicine can be adjusted to meet the use standard, the peritoneal dialysis efficiency is improved, the use safety of patients is enhanced, and the peritoneal dialysis time of the patients is shortened.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a continuous dilution type complete sequential treatment peritoneal dialysis solution preparation treatment system.
Background
The peritoneal dialysis uses the peritoneal cavity as an exchange space, uses the peritoneal membrane as a semipermeable membrane, exchanges solute and moisture through the dialysate infused into the peritoneal cavity and plasma components in capillaries on the other side of the peritoneal cavity, eliminates metabolic products and excessive moisture retained in the body, and supplements substances necessary for the body through the dialysate, thereby achieving the purpose of treatment. Because of its safety, convenience, simplicity, and rapidity, it has become one of the important treatments for end-stage renal disease (ESRD). Peritoneal dialysis is a dialysis method that uses the peritoneal membrane of the human body itself as a dialysis membrane.
Conventional peritoneal dialysis typically delivers the circulating fluid through a hanging infusion bag and then receives the waste fluid from the body through a glass vial, which is inefficient, takes a long time, and takes a lot of manpower to operate. Although peritoneal dialysis has been developed at present, manual work is required for the preparation of peritoneal dialysis solution, disinfection, etc.
Therefore, there is a need to design an peritoneal dialysis solution therapy system with volume control for complete sequential therapy to address the above-described problems.
Disclosure of Invention
The continuous dilution type complete sequential treatment peritoneal dialysis solution preparation treatment system provided by the invention can automatically complete the preparation of peritoneal dialysis solution, and simultaneously adjust the concentration of peritoneal dialysis solution.
In order to solve the technical problems, the invention adopts the following basic ideas: the continuous dilution type complete sequential treatment peritoneal dialysis liquid preparation treatment system comprises a water pipe butt joint port, a heating tank, a degassing tank, a mixing barrel, a peritoneal dialysis liquid filter, a human body butt joint port and a waste liquid tank, wherein a first water inlet, a first water outlet, a first liquid inlet and a first liquid outlet are formed in the heating tank, a second water inlet, a second water outlet, a first water return port and a first air outlet are formed in the degassing tank, a third water inlet, a first liquid return port and a second air outlet are formed in the top of the mixing barrel, a second liquid outlet is formed in the bottom of the mixing barrel, a second liquid return port is formed in the side face of the mixing barrel, and a second liquid inlet, a third liquid outlet and an impurity discharge port are formed in the peritoneal dialysis liquid filter;
the water pipe butt joint port is communicated with a first water inlet of the heating tank, a pressure reducing valve, a first filter, a first electromagnetic valve and a first pressure sensor are sequentially connected between the water pipe butt joint port and the first water inlet of the heating tank, a first water outlet of the heating tank is communicated with a second water inlet of the degassing tank, a first temperature sensor, a first restrictor and a first gear pump are sequentially connected between the first water outlet of the heating tank and the second water inlet of the degassing tank, a first liquid inlet of the heating tank is communicated with a third liquid outlet of the peritoneal dialysis filter, and a first electrolyte detector, a second temperature sensor, a third temperature sensor, a bubble detector, a second electromagnetic valve and a first check valve are sequentially arranged between the third liquid outlet of the peritoneal dialysis filter and the first liquid inlet of the heating tank, and a first liquid outlet of the heating tank is communicated with a second liquid return port of the mixing tank;
the first water return port of the degassing tank is communicated with the first water inlet of the heating tank, a safety valve is arranged between the first water return port of the degassing tank and the first water inlet of the heating tank, the second water outlet of the degassing tank is communicated with the third water inlet of the mixing tank, a third electromagnetic valve is arranged between the second water outlet of the degassing tank and the third water inlet of the mixing tank, the first air outlet of the degassing tank is communicated with the waste liquid tank, and a second restrictor, a fourth electromagnetic valve, a second pressure sensor and a second filter are sequentially arranged between the first air outlet of the degassing tank and the waste liquid tank;
the second liquid outlet of the mixing barrel is communicated with the second liquid inlet of the peritoneal dialysis liquid filter, a third filter, a second electrolyte detector, a fourth temperature sensor, a third pressure sensor, a second gear pump, a flowmeter and a fifth electromagnetic valve are sequentially arranged between the second liquid outlet of the mixing barrel and the second liquid inlet of the peritoneal dialysis liquid filter, the flowmeter is also communicated with the first liquid return port of the mixing barrel, a sixth electromagnetic valve is arranged between the flowmeter and the first liquid return port of the mixing barrel, the second air outlet of the mixing barrel is communicated with the second pressure sensor, and an eleventh electromagnetic valve is arranged between the second air outlet of the mixing barrel and the second pressure sensor;
the bubble detector is communicated with the human body butt joint port, a seventh electromagnetic valve and a fourth pressure sensor are sequentially connected between the bubble detector and the human body butt joint port, the bubble detector is also communicated with the waste liquid tank, and an eighth electromagnetic valve, a second check valve and a ninth electromagnetic valve are sequentially arranged between the bubble detector and the waste liquid tank;
the human body butt joint port is communicated with the waste liquid tank, and a fifth pressure sensor, a tenth electromagnetic valve, a plunger metering pump and a third check valve are sequentially arranged between the human body butt joint port and the waste liquid tank;
the impurity discharge port of the peritoneal dialysis filter is communicated with the waste liquid tank, and a fourteenth electromagnetic valve, a fourth check valve and a ninth electromagnetic valve are sequentially arranged between the impurity discharge port of the peritoneal dialysis filter and the waste liquid tank.
Further, the first water inlet of the heating tank is further connected with the second check valve, and a twelfth electromagnetic valve is further arranged between the first water inlet of the heating tank and the second check valve.
Further, the first electromagnetic valve is communicated with the plunger metering pump, and a fourth filter and a thirteenth electromagnetic valve are arranged between the first electromagnetic valve and the plunger metering pump.
Further, the second water outlet of the degassing tank is communicated with the waste liquid tank, and a fifteenth electromagnetic valve is arranged between the second water outlet of the degassing tank and the waste liquid tank.
Further, a detection pipeline is further connected to the second liquid inlet of the peritoneal dialysis filter, a fifth check valve, a fifth filter, a sixteenth electromagnetic valve and a sixth filter are sequentially arranged on the detection pipeline, and the fifth check valve is arranged close to the peritoneal dialysis filter.
Further, a powder feeding mechanism is arranged at the beginning of the mixing barrel.
Further, 2 peritoneal cavity filters are arranged in series, and the impurity discharge ports of the 2 peritoneal cavity filters are respectively provided with a fourteenth electromagnetic valve and a seventeenth electromagnetic valve.
The beneficial effects of the invention are as follows:
1. the peritoneal dialysis solution can be automatically prepared, and the prepared peritoneal dialysis solution is adjusted to be in a state meeting the use standard, so that the preparation time of the peritoneal dialysis solution is shortened, and the treatment time of a patient is shortened;
2. the whole pipeline can be subjected to heat sterilization through the heat sterilization circulating pipeline, the pipeline is subjected to high-speed and high-pressure flushing through the plunger pump cleaning pipeline, the cleanliness of the pipeline is guaranteed, the peritoneal dialysis is guaranteed not to cause infection, and the safety of the peritoneal dialysis of a patient is improved.
The invention has simple structure and convenient use, and is suitable for popularization.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a pipeline connection structure according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a heating tank in an embodiment of the invention;
FIG. 3 is a schematic view of a deaeration tank in accordance with an embodiment of the present invention;
FIG. 4 is a schematic illustration of a mixing drum according to an embodiment of the present invention;
fig. 5 is a schematic view of an peritoneal dialysis filter according to an embodiment of the present invention.
In the figure: 1. a water pipe butt joint port; 2. a heating tank; 201. a first water inlet; 202. a first water outlet; 203. a first liquid inlet; 204. a first liquid outlet; 3. a degassing tank; 301. a first water return port; 302. a second water outlet; 303. a second water inlet; 304. a first exhaust port; 4. a mixing drum; 401. a third water inlet; 402. a first liquid return port; 403. a second liquid outlet; 404. a second liquid return port; 405. a second exhaust port; 5. an peritoneal dialysis fluid filter; 501. a second liquid inlet; 502. a third liquid outlet; 503. an impurity discharge port; 6. a human body docking port; 7. a waste liquid tank; 8. a pressure reducing valve; 9. a first filter; 10. a first electromagnetic valve; 11. a first pressure sensor; 12. a fourth filter; 13. a first temperature sensor; 14. a first restrictor; 15. a first gear pump; 16. a fifteenth solenoid valve; 17. a second restrictor; 18. a fourth electromagnetic valve; 19. a second pressure sensor; 20. a second filter; 21. a third filter; 22. a second electrolyte detector; 23. a fourth temperature sensor; 24. a third pressure sensor; 25. a second gear pump; 26. a flow meter; 27. a fifth electromagnetic valve; 28. a first electrolyte detector; 29. a second temperature sensor; 30. a third temperature sensor; 31. a bubble detector; 32. a seventh electromagnetic valve; 33. a fourth pressure sensor; 34. a fifth pressure sensor; 35. a tenth electromagnetic valve; 36. a plunger metering pump; 37. an eighth electromagnetic valve; 38. a fourteenth electromagnetic valve; 39. a fourth check valve; 40. a second check valve; 41. a third check valve; 42. a second electromagnetic valve; 43. a first check valve; 44. a ninth electromagnetic valve; 45. a fifth check valve; 46. a fifth filter; 47. a sixteenth electromagnetic valve; 48. a sixth filter; 49. a sixth electromagnetic valve; 50. an eleventh electromagnetic valve; 51. seventeenth electromagnetic valve; 52. a third electromagnetic valve; 53. a thirteenth electromagnetic valve; 54. a twelfth electromagnetic valve; 55. a safety valve.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present invention, but is not intended to limit the present invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
The continuous dilution type complete sequential treatment peritoneal dialysis solution preparing treatment system as shown in fig. 1, 2, 3, 4 and 5 comprises a water pipe butt joint port 1, a heating tank 2, a degassing tank 3, a mixing drum 4, a peritoneal dialysis solution filter 5, a human body butt joint port 6 and a waste liquid tank 7, wherein a first water inlet 201, a first water outlet 202, a first liquid inlet 203 and a first liquid outlet 204 are arranged on the heating tank 2, a second water inlet 303, a second water outlet 302, a first water return 301 and a first air outlet 304 are arranged on the degassing tank 3, a third water inlet 401, a first liquid return 402 and a second air outlet 405 are arranged at the top of the mixing drum 4, a second liquid outlet 403 is arranged at the bottom, a second liquid return 404 is arranged on the side surface, a second liquid inlet 501, a third liquid outlet 502 and an impurity discharge 503 are arranged on the peritoneal dialysis solution filter 5;
the water pipe butt joint port 1 is communicated with a first water inlet 201 of the heating tank 2, a pressure reducing valve 8, a first filter 9, a first electromagnetic valve 10 and a first pressure sensor 11 are sequentially connected between the water pipe butt joint port 1 and the first water inlet 201 of the heating tank 2, a first water outlet 202 of the heating tank 2 is communicated with a second water inlet 303 of the degassing tank 3, a first temperature sensor 13, a first flow restrictor 14 and a first gear pump 15 are sequentially connected between the first water outlet 202 of the heating tank 2 and the second water inlet 303 of the degassing tank 3, a first liquid inlet 203 of the heating tank 2 is communicated with a third liquid outlet 502 of the peritoneal dialysis filter 5, a first electrolyte detector 28, a second temperature sensor 29, a third temperature sensor 30, a bubble detector 31, a second electromagnetic valve 42 and a first check valve 43 are sequentially arranged between the third liquid outlet 502 of the peritoneal dialysis filter 5 and the first liquid inlet 203 of the heating tank 2, and a second liquid outlet 204 of the heating tank 2 is communicated with a second liquid return 404 of the mixing tank 4;
the first water return port 301 of the degassing tank 3 is communicated with the first water inlet 201 of the heating tank 2, a safety valve 55 is arranged between the first water return port 301 of the degassing tank 3 and the first water inlet 201 of the heating tank 2, the second water outlet 302 of the degassing tank 3 is communicated with the third water inlet 401 of the mixing tank 4, a third electromagnetic valve 52 is arranged between the second water outlet 302 of the degassing tank 3 and the third water inlet 401 of the mixing tank 4, the first air outlet 304 of the degassing tank 3 is communicated with the waste liquid tank 7, and a second restrictor 17, a fourth electromagnetic valve 18, a second pressure sensor 19 and a second filter 20 are sequentially arranged between the first air outlet 304 of the degassing tank 3 and the waste liquid tank 7;
the second liquid outlet 403 of the mixing drum 4 is communicated with the second liquid inlet 501 of the peritoneal dialysis filter 5, a third filter 21, a second electrolyte detector 22, a fourth temperature sensor 23, a third pressure sensor 24, a second gear pump 25, a flow meter 26 and a fifth electromagnetic valve 27 are sequentially arranged between the second liquid outlet 403 of the mixing drum 4 and the second liquid inlet 501 of the peritoneal dialysis filter 5, the flow meter 26 is also communicated with the first liquid return 402 of the mixing drum 4, a sixth electromagnetic valve 49 is arranged between the flow meter 26 and the first liquid return 402 of the mixing drum 4, the second air outlet 405 of the mixing drum 4 is communicated with the second pressure sensor 19, and an eleventh electromagnetic valve 50 is arranged between the second air outlet 405 of the mixing drum 4 and the second pressure sensor 19;
the bubble detector 31 is communicated with the human body docking port 6, a seventh electromagnetic valve 32 and a fourth pressure sensor 33 are sequentially connected between the bubble detector 31 and the human body docking port 6, the bubble detector 31 is also communicated with the waste liquid tank 7, and an eighth electromagnetic valve 37, a second check valve 40 and a ninth electromagnetic valve 44 are sequentially arranged between the bubble detector 31 and the waste liquid tank 7;
the human body docking port 6 is communicated with the waste liquid tank 7, and a fifth pressure sensor 34, a tenth electromagnetic valve 35, a plunger metering pump 36 and a third check valve 41 are sequentially arranged between the human body docking port 6 and the waste liquid tank 7;
the impurity discharge port 503 of the peritoneal dialysis solution filter 5 is communicated with the waste solution tank 7, and a fourteenth electromagnetic valve, a fourth check valve 39 and a ninth electromagnetic valve 44 are provided in this order between the impurity discharge port 503 of the peritoneal dialysis solution filter 5 and the waste solution tank 7.
The second water outlet 302 of the degassing tank 3 is communicated with the waste liquid tank 7, and a fifteenth electromagnetic valve 16 is arranged between the second water outlet 302 of the degassing tank 3 and the waste liquid tank 7
When the medical water treatment device is used, the water pipe butt joint port 1 is connected with a medical water treatment system, the first electromagnetic valve 10 is opened, medical water flows in through the human body butt joint port 6 under the action of the first gear pump 15, the water pressure is reduced through the pressure reducing valve 8, then the medical water is filtered through the first filter 9, the water pressure of the medical water after being reduced is detected through the first pressure sensor 11, then the medical water enters the heating tank 2 through the first water inlet 201, after being heated, the medical water flows out from the first water outlet 202, then the temperature of the heated medical water is detected through the first temperature sensor 13, the flow rate of the medical water is controlled through the first restrictor 14, then the medical water enters the degassing tank 3, the pneumatic control in the degassing tank 3 is discharged to the waste liquid tank 7 through the opening of the fourth electromagnetic valve 18, if the first temperature sensor 13 detects that the temperature of the heated medical water reaches 36.5-37 ℃, the third electronic valve is opened, the medical water enters the mixing tank 4, and if the temperature of the medical water does not reach or is higher than 36.5-37 ℃, the safety valve 55 is opened, the medical water enters the heating tank 2 again through the first water inlet 301, and the heating tank is continued; medical water enters the mixing barrel 4, meanwhile, medicine powder is added into the mixing barrel 4, so that the medicine powder is dissolved in the medical water to form medicine liquid, the medicine liquid flows out of the mixing barrel 4 through a second liquid outlet 403 under the action of a second gear pump 25, undissolved medicine powder is filtered through a third filter 21, then the concentration of electrolyte in the filtered medicine liquid, the temperature and the hydraulic pressure of the medicine liquid are detected, if the three items meet the use standard of the peritoneal dialysis liquid, a fifth electromagnetic valve 27 is opened, so that the medicine liquid enters an peritoneal dialysis liquid filter 5, if one of the three items does not meet the use standard, a sixth electromagnetic valve 49 is opened, so that the medicine liquid flows back into the mixing barrel 4 through a first liquid return port 402 to be continuously prepared until the concentration of the electrolyte, the temperature and the hydraulic pressure of the medicine liquid meet the use standard; the liquid medicine enters the peritoneal cavity filter 5, simultaneously, the fourteenth electromagnetic valve 38 is opened, bubbles in the liquid medicine are filtered through the peritoneal cavity filter 5, the bubbles generated by filtering are discharged through the impurity discharge port 503, the fourth check valve 39 prevents the bubbles from flowing back into the peritoneal cavity filter 5, the filtered liquid medicine flows out through the third liquid outlet 502, then the concentration of electrolyte, the liquid medicine temperature and the bubble content in the liquid medicine in the filtered liquid medicine are detected by the second electrolyte detector 22, the second temperature sensor 29 and the bubble detector 31 respectively, if the three items do not meet the use standard, the second electromagnetic valve 42 is opened, the seventh electromagnetic valve 32 is closed, the liquid medicine flows back to the first liquid inlet 203 of the heating tank 2, the liquid medicine flows out from the first liquid outlet 204 after the temperature of the liquid medicine is regulated by the heating tank 2, then the liquid medicine enters the mixing tank 4 from the second liquid return port 404, after being reconfigured in the mixing drum 4, the liquid medicine flows out from the second liquid outlet 403 and is re-detected, the third temperature sensor 30 is used for early warning the temperature of the liquid medicine, if the temperature of the liquid medicine reaches the preset highest temperature value, an alarm is sent out, the second electromagnetic valve 42 is opened at the same time, the liquid medicine enters the heating tank 2, furthermore, the fifteenth electromagnetic valve 16 is opened, high-temperature water is discharged into the waste liquid tank 7, low-temperature medical water enters the management system from the water pipe butt joint port 1, the high-temperature liquid medicine is cooled, the cooled liquid medicine flows out from the first liquid outlet 204 and then enters the mixing drum 4, the configuration process is continued, if the concentration of electrolyte in the filtered liquid medicine, the liquid medicine temperature and the bubble content in the liquid medicine are respectively detected by the second electrolyte detector 22, the second temperature sensor 29 and the bubble detector 31, the concentration of the electrolyte in the filtered liquid medicine are in accordance with the use standard, the human body butt joint port 6 is in butt joint with a patient, the seventh electromagnetic valve 32 is opened to enable the liquid medicine to enter the patient, after the treatment of the patient is finished, the tenth electromagnetic valve 35 is opened to be connected with the plunger metering pump 36, and the used liquid medicine is pumped out of the patient and discharged into the waste liquid tank 7 under the action of the plunger metering pump 36. The first electrolyte detector 28 and the second electrolyte detector 22 are mainly for detecting the concentrations of potassium ions, calcium ions, and sodium ions in the medical fluid.
The first water inlet 201 of the heating tank 2 is also connected to the second check valve 40, and a twelfth electromagnetic valve 54 is also provided between the first water inlet 201 of the heating tank 2 and the second check valve 40.
When the system is used for disinfection, the first electromagnetic valve 10, the third electromagnetic valve 52, the fifth electromagnetic valve 27, the eighth electromagnetic valve 37 and the twelfth electromagnetic valve 54 are opened, high-temperature disinfection water is subjected to heat preservation and circulation disinfection in the heating tank 2, the degassing tank 3, the mixing drum 4 and the peritoneal dialysis filter 5, the cleanliness of a pipeline is guaranteed, the peritoneal dialysis is guaranteed not to cause infection, and the use safety of patients is improved.
The first solenoid valve 10 is in communication with the plunger metering pump 36, and a fourth filter 12 and a thirteenth solenoid valve 53 are disposed between the first solenoid valve 10 and the plunger metering pump 36. The plunger metering pump 36 is easy to produce impurities after the waste liquid is pumped out, the blockage is easy to be caused after the waste liquid is pumped out for a long time, at the moment, the first electromagnetic valve 10 is opened, the third electromagnetic valve 52 is closed, then the plunger metering pump 36 is opened, medical water flows through the fourth filter 12 and the thirteenth electromagnetic valve 53 to flush the plunger metering pump 36 after passing through the first electromagnetic valve 10 under the action of the plunger metering pump 36, then sundries are discharged into the waste liquid tank 7, and the normal use of the plunger metering pump 36 is ensured by flushing the plunger metering pump 36, so that the normal use of the whole pipeline system is ensured.
The second liquid inlet 501 of the peritoneal dialysis filter 5 is further connected with a detection pipeline, a fifth check valve 45, a fifth filter 46, a sixteenth electromagnetic valve 47 and a sixth filter 48 are sequentially arranged on the detection pipeline, and the fifth check valve 45 is arranged close to the peritoneal dialysis filter 5.
The integrity of the peritoneal cavity filter 5 directly influences the normal use of the system, if the peritoneal cavity filter 5 is incomplete, bubbles in the liquid medicine cannot be filtered, so that the liquid medicine cannot be used, therefore, the integrity of the peritoneal cavity filter 5 needs to be periodically detected, at this time, the fifth electromagnetic valve 27 and the fourteenth electromagnetic valve 38 are closed, the seventh electromagnetic valve 32, the tenth electromagnetic valve 35 and the sixteenth electromagnetic valve 47 are opened, air enters the peritoneal cavity filter 5 after passing through the sixth filter 48, the fifth filter 46 and the fifth check valve 45, the plunger metering pump 36 is started, if the peritoneal cavity filter 5 is complete, the third liquid outlet 502 of the peritoneal cavity filter 5 is pumped into negative pressure under the action of the plunger metering pump 36, negative pressure data are displayed through the fourth pressure sensor 33 and the fifth pressure sensor 34, if the peritoneal cavity filter 5 is incomplete, at this time, the fourth pressure sensor 33 and the fifth pressure sensor 34 display atmospheric pressure, the peritoneal cavity filter 5 can be tested by checking the data of the fourth pressure sensor 33 and the fifth pressure sensor 34, the normal operation efficiency of the peritoneal cavity filter is guaranteed, and the normal use result is obtained.
There are 2, and 2 peritoneal dialysis filters 5 connected in series, and impurity discharge ports 503 of the 2 peritoneal dialysis filters 5 are provided with a fourteenth electromagnetic valve 38 and a seventeenth electromagnetic valve 51, respectively.
The two peritoneal dialysis filters 5 are connected in series, so that the filtering effect is improved, the gas in the liquid medicine is further filtered out, and the safety of the patient in using the liquid medicine is guaranteed.
The powder feeding mechanism is arranged at the beginning of the mixing barrel 4. In actual use, the powder feeding mechanism is arranged at the opening of the mixing barrel 4, so that the powder can be automatically added into the mixing barrel 4, the liquid preparation efficiency is improved, and the treatment time of a patient is shortened.
The invention is a reliable and practical device, is convenient to use and is suitable for popularization.
The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, and yet fall within the scope of the invention.
Claims (5)
1. An peritoneal dialysis solution treatment system for complete sequential treatment of serial dilutions, comprising: the device comprises a water pipe butt joint port, a heating tank, a degassing tank, a mixing barrel, an abdomen penetrating fluid filter, a human body butt joint port and a waste fluid tank, wherein a first water inlet, a first water outlet, a first liquid inlet and a first liquid outlet are formed in the heating tank;
the water pipe butt joint port is communicated with a first water inlet of the heating tank, a pressure reducing valve, a first filter, a first electromagnetic valve and a first pressure sensor are sequentially connected between the water pipe butt joint port and the first water inlet of the heating tank, a first water outlet of the heating tank is communicated with a second water inlet of the degassing tank, a first temperature sensor, a first restrictor and a first gear pump are sequentially connected between the first water outlet of the heating tank and the second water inlet of the degassing tank, a first liquid inlet of the heating tank is communicated with a third liquid outlet of the peritoneal dialysis filter, a first electrolyte detector, a second temperature sensor, a third temperature sensor, a bubble detector, a second electromagnetic valve and a first check valve are sequentially arranged between the third liquid outlet of the peritoneal dialysis filter and the first liquid inlet of the heating tank, the first liquid outlet of the heating tank is communicated with a second liquid return port of the mixing tank, the first water inlet of the heating tank is also connected with the second check valve, and a twelfth electromagnetic valve is arranged between the first water inlet of the heating tank and the second check valve;
the first water return port of the degassing tank is communicated with the first water inlet of the heating tank, a safety valve is arranged between the first water return port of the degassing tank and the first water inlet of the heating tank, the second water outlet of the degassing tank is communicated with the third water inlet of the mixing tank, a third electromagnetic valve is arranged between the second water outlet of the degassing tank and the third water inlet of the mixing tank, the first air outlet of the degassing tank is communicated with the waste liquid tank, a second restrictor, a fourth electromagnetic valve, a second pressure sensor and a second filter are sequentially arranged between the first air outlet of the degassing tank and the waste liquid tank, the second water outlet of the degassing tank is communicated with the waste liquid tank, and a fifteenth electromagnetic valve is arranged between the second water outlet of the degassing tank and the waste liquid tank;
the second liquid outlet of the mixing barrel is communicated with the second liquid inlet of the peritoneal dialysis liquid filter, a third filter, a second electrolyte detector, a fourth temperature sensor, a third pressure sensor, a second gear pump, a flowmeter and a fifth electromagnetic valve are sequentially arranged between the second liquid outlet of the mixing barrel and the second liquid inlet of the peritoneal dialysis liquid filter, the flowmeter is also communicated with the first liquid return port of the mixing barrel, a sixth electromagnetic valve is arranged between the flowmeter and the first liquid return port of the mixing barrel, the second air outlet of the mixing barrel is communicated with the second pressure sensor, and an eleventh electromagnetic valve is arranged between the second air outlet of the mixing barrel and the second pressure sensor;
the bubble detector is communicated with the human body butt joint port, a seventh electromagnetic valve and a fourth pressure sensor are sequentially connected between the bubble detector and the human body butt joint port, the bubble detector is also communicated with the waste liquid tank, and an eighth electromagnetic valve, a second check valve and a ninth electromagnetic valve are sequentially arranged between the bubble detector and the waste liquid tank;
the human body butt joint port is communicated with the waste liquid tank, and a fifth pressure sensor, a tenth electromagnetic valve, a plunger metering pump and a third check valve are sequentially arranged between the human body butt joint port and the waste liquid tank;
the impurity discharge port of the peritoneal dialysis filter is communicated with the waste liquid tank, and a fourteenth electromagnetic valve, a fourth check valve and a ninth electromagnetic valve are sequentially arranged between the impurity discharge port of the peritoneal dialysis filter and the waste liquid tank.
2. The continuous-dilution completely sequential treatment peritoneal dialysis solution treatment system of claim 1, wherein:
the first electromagnetic valve is communicated with the plunger metering pump, and a fourth filter and a thirteenth electromagnetic valve are arranged between the first electromagnetic valve and the plunger metering pump.
3. The continuous-dilution completely sequential treatment peritoneal dialysis solution treatment system of claim 2, wherein:
the second liquid inlet of the peritoneal dialysis filter is further connected with a detection pipeline, a fifth check valve, a fifth filter, a sixteenth electromagnetic valve and a sixth filter are sequentially arranged on the detection pipeline, and the fifth check valve is arranged close to the peritoneal dialysis filter.
4. A serial-dilute complete sequential treatment peritoneal dialysis solution treatment system according to claim 3, wherein:
the powder throwing mechanism is arranged at the beginning of the mixing barrel.
5. The serial dilute entirely sequential treatment peritoneal dialysis solution treatment system of claim 3 or 4, wherein: the number of the peritoneal dialysis filters is 2, the number of the 2 peritoneal dialysis filters are connected in series, and the impurity discharge ports of the 2 peritoneal dialysis filters are respectively provided with a fourteenth electromagnetic valve and a seventeenth electromagnetic valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811345602.5A CN109432525B (en) | 2018-11-13 | 2018-11-13 | Continuous dilution type complete sequential treatment peritoneal dialysis solution treatment system |
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| CN201811345602.5A CN109432525B (en) | 2018-11-13 | 2018-11-13 | Continuous dilution type complete sequential treatment peritoneal dialysis solution treatment system |
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| CN109432525A CN109432525A (en) | 2019-03-08 |
| CN109432525B true CN109432525B (en) | 2023-09-08 |
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| CN113576881A (en) * | 2021-07-27 | 2021-11-02 | 广州生基科技有限公司 | Negative oxygen ion water bath device |
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