JP6570895B2 - Blood purification apparatus and blood purification system - Google Patents

Description

  The present invention relates to a blood purification device and a blood purification system for purifying a patient's blood and performing blood purification treatment.

  A plurality of dialysis devices as blood purification devices used in dialysis treatment are installed in a dialysis room provided in a medical facility such as a hospital, and dialysis treatment (blood purification treatment) is performed on a large number of patients in the dialysis room. It has become so. In addition, as disclosed in, for example, Patent Document 1, each dialysis apparatus receives a process signal transmitted from a dialysate supply apparatus, and performs an operation for blood purification treatment based on the process signal. Alternatively, an operation related to the blood purification treatment is performed.

JP 2004-16412 A

  However, since the conventional blood purification apparatus is configured to operate uniformly based on the process signal, a dialysis apparatus that does not plan to perform blood purification treatment (does not operate) operates similarly to other dialysis apparatuses. As a result, there is a problem that the dialysate is filled and circulated in the pipe. Therefore, the pipes of dialysis machines that do not plan to perform blood purification treatment (do not operate) will be filled with dialysate throughout the day, and there is a risk of growth of live bacteria and precipitation of calcium carbonate, which is unnecessary. There is a problem that the cost is increased because of using a dialysate.

  The present invention has been made in view of such circumstances, and when blood purification treatment is performed, an operation for performing blood purification treatment based on a process signal or an operation related to the blood purification treatment is enabled. In addition, an object of the present invention is to provide a blood purification device and a blood purification system that can prevent filling or circulation of dialysate in a pipe when blood purification treatment is not performed.

The invention according to claim 1 is a control means for performing an operation for performing blood purification treatment or an operation related to the blood purification treatment based on the received process signal, and the process signal is a liquid replacement step and a treatment step. In this case, in the blood purification apparatus having a pipe that allows blood purification treatment by filling or circulating dialysate, the control means receives the treatment from the communication system, or treats the patient set or stored in the apparatus. Whether or not blood purification treatment is present can be determined based on the schedule, and when blood purification treatment is performed as a result of the determination, when the process signal is a liquid replacement step and a treatment step, an operation for performing blood purification treatment or performs an operation related to the blood purification treatment, the result of the determination, when the blood purification treatment is not performed, when said step signal is liquid replacement step and the treatment step, to the pipe A standby state of being filled with purified water, or, characterized in that the stop state of being cut off power supply.

  According to a second aspect of the present invention, in the blood purification apparatus according to the first aspect, the blood purification treatment is performed by filling or circulating the dialysate in the pipe on the condition that a predetermined operation is performed in the standby state. It is possible to make it possible.

The invention according to claim 3 is capable of transmitting a process signal and capable of supplying a dialysate, and when the process signal received from the dialysate supply apparatus is a liquid replacement process and a treatment process, Blood purification treatment based on a plurality of blood purification devices having piping that allows blood purification treatment by filling or circulating dialysate supplied from the fluid supply device, and a process signal received from the dialysate supply device And a control means for performing an operation related to the blood purification treatment. The control means is a patient treatment schedule received from a communication system, or set or stored in the apparatus. is capable determination for the presence of blood purification therapy based on the result of the determination, when the blood purification treatment is made, the step signal is liquid replacement step and the treatment step When, performs an operation associated with the operation or blood purification therapy for performing blood purification treatment, the result of the determination, when the blood purification treatment is not performed, when said step signal is liquid replacement step and the treatment step, the pipe It is set as the stand-by state filled with clean water, or it is set as the stop state which interrupted | blocked electric power supply.

According to a fourth aspect of the present invention, in the blood purification system according to the third aspect , the blood purification treatment is performed by filling or circulating the dialysate in the pipe on condition that a predetermined operation is performed in the standby state. It is possible to make it possible.

According to the first and third aspects of the present invention, when blood purification treatment is not performed, when the process signal is the liquid replacement process and the treatment process, the pipe is filled with clean water or the power supply is cut off. Therefore, when blood purification treatment is performed, an operation for performing blood purification treatment based on the process signal or an operation related to the blood purification treatment is enabled, and blood purification treatment is performed. If not, filling or distribution of dialysate in the pipe can be prevented.

In particular, in the case where the pipe is filled with clean water in the standby state, it is possible to prevent the growth of viable bacteria and the precipitation of calcium carbonate, avoid the use of unnecessary dialysate, and reduce the cost. At the same time, in the case of a stop state in which the power supply is cut off, the power consumption can be reduced.
Furthermore, since it is possible to determine the presence or absence of blood purification treatment based on the patient's treatment schedule, it is possible to grasp a schedule in which blood purification treatment is not performed more smoothly and reliably.

According to the second and fourth aspects of the present invention, the blood purification treatment can be performed by filling or circulating the dialysate in the pipe on the condition that a predetermined operation is performed in the standby state. Even when treatment is not scheduled, if it is necessary to perform blood purification treatment immediately, blood purification treatment can be performed by filling or circulating the dialysate in the piping.

The block diagram which shows the blood purification apparatus and dialysate supply apparatus which concern on the 1st Embodiment of this invention. The perspective view which shows the apparatus main body of the blood purification apparatus Schematic diagram showing the blood purification device Schematic diagram showing the blood purification device (state in which blood purification treatment is not performed) Process chart received by the blood purification apparatus, and a time chart showing an operation associated with the reception of the process signal when used and not used Time chart when switching when using from the standby state in the blood purification device Screen for determining presence or absence of blood purification treatment in another embodiment A screen for determining the presence or absence of blood purification treatment in yet another embodiment The time chart which shows the operation | movement accompanying reception of the process signal when the blood purification apparatus which concerns on the 2nd Embodiment of this invention receives, and when using it, when not using it

Hereinafter, embodiments of the present invention will be specifically described with reference to the drawings.
The blood purification apparatus according to the first embodiment is applied to a blood purification system that purifies the blood of a patient circulating outside the body and performs dialysis treatment. As shown in FIGS. A plurality of blood purification devices 1 to which blood purifiers (see FIG. 3) such as a dialyzer 4 for purifying a patient's blood and performing blood purification treatment are attached, and dialysate supply connected to each blood purification device 1 The apparatus 2 and the communication system S are comprised.

  The dialysate supply device 2 can prepare a dialysate having a predetermined concentration using clean water (RO water) and a dialysate stock solution, and can supply the prepared dialysate to each blood purification device 1. In addition, the dialysis fluid supply device 2 has a disinfecting chemical solution introduction section that can introduce hypochlorous acid for disinfecting the piping, and an acid cleaning that can introduce acetic acid for dissolving the carbonate precipitated in the piping. A medical solution introduction section is provided, and a necessary drug can be optionally sent during a cleaning / disinfecting step performed in a time zone when dialysis treatment is not performed.

  Such a dialysate supply device 2 is connected to each of a plurality of blood purification devices 1 via a pipe N, and each of the blood purification devices 1 has a dialysate (a dialysate prepared by the dialysate supply device 2), A predetermined cleaning liquid (for example, clean water) and a predetermined liquid such as a chemical liquid necessary for disinfection can be supplied. In addition, the dialysate supply device 2 is provided with a touch panel capable of giving instructions and predetermined display of control contents related to dialysate supply, cleaning, or disinfection.

  Further, the dialysate supply device 2 is provided with a microcomputer or the like, and the microcomputer and each blood purification device 1 are electrically connected via the wiring α, and the process is performed via the wiring α. A signal is configured to be transmitted to each blood purification apparatus 1. The process signal consists of a signal output in accordance with a preset program, and as shown in FIG. 5, the piping of the apparatus body 8 in the blood purification apparatus 1 (dialysate introduction line L1, dialysate discharge line L2, etc.) is washed. And a cleaning / disinfecting step for disinfection, a preset step for stopping the flow of liquid in the piping of the blood purification device 1, a liquid replacement step for replacing the liquid in the piping of the blood purification device 1 with dialysate, and blood purification treatment. It consists of treatment process.

  The blood purification apparatus 1 is composed of a dialysis apparatus for performing dialysis treatment, and as shown in FIG. 3, a blood circuit 3 having an arterial blood circuit 3a and a venous blood circuit 3b, an arterial blood circuit 3a, and a venous side A dialyzer 4 (blood purifier) interposed between the blood circuits 3b to purify blood flowing through the blood circuit 3, a blood pump 5 disposed in the arterial blood circuit 3a and capable of being fed by driving, and an artery An arterial air trap chamber 6 connected to the side blood circuit 3a, a venous air trap chamber 7 connected to the venous blood circuit 3b, a dialysate introduction line L1 for introducing dialysate into the dialyzer 4, and a dialyzer 4 The dialysis fluid discharge line L2 for discharging the effluent from the control unit 13 and the control means 13 are provided.

  As shown in FIG. 2, the blood purification apparatus 1 includes a dialysis apparatus body 8, a blood purification apparatus (dialyzer 4) attached to the dialysis apparatus body 8, and a blood circuit 3 connected to the blood purification apparatus. In addition to the blood pump 5, a display means M is attached to the dialyzer body 8. The display means M is composed of a touch panel, which allows a predetermined display related to blood purification treatment and allows a predetermined input by touching a predetermined part of the screen.

  The arterial blood circuit 3a has a connector c connected to the tip thereof, and the arterial puncture needle a can be connected via the connector c, and the iron-type blood pump 5 and the arterial air trap in the middle. A chamber 6 is provided. On the other hand, a connector d is connected to the tip of the venous blood circuit 3b, and a venous puncture needle b can be connected via the connector d, and a venous air trap chamber 7 is connected in the middle. ing.

  Then, when the blood pump 5 is driven while the patient is punctured with the arterial puncture needle a connected to the distal end of the arterial blood circuit 3a and the venous puncture needle b connected to the distal end of the venous blood circuit 3b. The blood of the patient reaches the dialyzer 4 through the arterial blood circuit 3a while being defoamed (removal of air bubbles) in the arterial air trap chamber 6, and after blood purification is performed by the dialyzer 4, the vein side The air trap chamber 7 returns to the patient's body through the venous blood circuit 3b while defoaming (removing bubbles). Thereby, the blood of the patient can be purified by the dialyzer 4 while circulating outside the body from the tip of the arterial blood circuit 3a to the tip of the venous blood circuit 3b.

  The venous air trap chamber 7 is connected to a venous pressure sensor P that can detect venous pressure based on the fluid pressure in the venous blood circuit 3b. The fluid pressure (venous pressure) can be detected. Thereby, the venous pressure of the blood circulating extracorporeally in the blood circuit 3 can be monitored, and the patient's condition change during the treatment can be grasped.

  The dialyzer 4 includes a blood inlet 4a (blood inlet port), a blood outlet 4b (blood outlet port), a dialysate inlet 4c (dialysate channel inlet: dialysate inlet port) and a dialysate in its casing. A lead-out port 4d (dialysate flow path outlet: dialysate lead-out port) is formed, of which the arterial blood circuit 3a is connected to the blood introduction port 4a and the venous side blood circuit 3b is connected to the blood lead-out port 4b. Has been. The dialysate inlet 4c and the dialysate outlet 4d are connected to the dialysate inlet line L1 and the dialysate outlet line L2, respectively.

  A plurality of hollow fiber membranes (not shown) are accommodated in the dialyzer 4, and these hollow fibers constitute a blood purification membrane for purifying blood. In the dialyzer 4, a blood flow path (flow path between the blood inlet 4 a and the blood outlet 4 b) through which the patient's blood flows via a blood purification membrane and a dialysate flow path (dialysate) through which the dialysate flows. A flow path between the inlet 4c and the dialysate outlet 4d) is formed. The hollow fiber membrane constituting the blood purification membrane is formed with a number of minute holes (pores) penetrating the outer peripheral surface and the inner peripheral surface to form a hollow fiber membrane. Impurities and the like in the blood can pass through the dialysate.

  Further, the distal end portion (near the connector c) of the arterial blood circuit 3a and the distal end portion (near the connector d) of the venous blood circuit 3b according to the present embodiment are placed on the arterial blood circuit 3a or the venous side during blood purification treatment. Bubble detectors (B1, B2) capable of detecting gas (bubbles) in the blood flowing through the blood circuit 3b are connected. Also, clamp means Va and Vb capable of closing or opening the flow path by opening and closing are attached to the distal end portion (near the connector c) of the arterial blood circuit 3a and the distal end portion (near the connector d) of the venous blood circuit 3b. ing.

  On the other hand, the dialysate introduction line L1 and the dialysate discharge line L2 are used to discharge waste products and the like (drainage) from the dialyzer 4 together with the dialysate while feeding the dialysate prepared to a predetermined concentration to the dialyzer 4. A dual pump 9 is connected. That is, the dual pump 9 is disposed across the dialysate introduction line L1 and the dialysate discharge line L2, and the dialysate is introduced into the dialyzer 4 at the dialysate introduction line L1 by driving the dual pump 9. The dialysate (drainage) can be discharged through the introduction and dialysate discharge line L2.

  In addition, solenoid valves V1, V3, V8 and filtration filters F1, F2 are connected to the dialysate introduction line L1, and the dialysate introduced into the dialyzer 4 can be filtered by the filtration filters F1, F2. The flow paths can be shut off or opened at any timing by the valves V1, V3, and V8. The dialysate introduction line L1 is connected to the dialysate discharge line L2 via bypass lines L4 and L5, and electromagnetic valves V4 and V5 are connected to the bypass lines L4 and L5, respectively.

  Further, bypass lines L3 and L6 that bypass the duplex pump 9 are connected to the dialysate discharge line L2, and an electromagnetic valve V6 is connected to the bypass line L6, and the water removal pump 10 is connected to the bypass line L3. Is connected. Thus, the water removal pump 10 is driven in the process of circulating the patient's blood extracorporeally in the blood circuit 3, so that water can be removed from the blood flowing through the dialyzer 4.

  Further, a pressure pump 11 for adjusting the fluid pressure of the dialysate discharge line L2 in the duplex pump 9 is connected to the upstream side (right side in FIG. 3) of the duplex pump 9 in the dialysate discharge line L2. A detour line L <b> 7 extends between the pressurizing pump 11 and the duplex pump 9 via a degassing chamber 12. Solenoid valves V2 and V7 are respectively connected to the dialysate discharge line L2 and the detour line L7 branched from the dialysate discharge line L2, and the dialysate flow path can be shut off or opened at an arbitrary timing.

  The dialysate introduction line L1 and the dialysate discharge line L2 in the apparatus main body 8 described above are pipes that allow blood purification treatment by filling or circulating dialysate when the process signal is the liquid replacement process and the treatment process. It constitutes. That is, when the blood purification apparatus 1 receives the process signal of the liquid replacement process, the blood purification apparatus 1 replaces the inside of the pipe of the apparatus body 8 with the dialysate and fills it. Thus, the dialysate 2 is circulated to enable blood purification treatment using the dialyzer 2.

  Further, in a time zone when blood purification treatment (dialysis treatment) is not performed and the dialyzer 4 is not attached to the blood purification device 1, the dialysate introduction line L1 is coupled by the coupler C as shown in FIG. And the dialysate discharge line L2 are connected to each other in a bypass state. The coupler C includes a connector that can connect the tip of the dialysate introduction line L1 and the tip of the dialysate discharge line L2, and the liquid flowing through the dialysate introduction line L1 passes through the coupler C to the dialysate discharge line L2. It is allowed to circulate.

  The communication system S includes a computer having storage means (for example, a memory) capable of storing a patient's treatment schedule. The treatment schedule stored in the communication system S is the operation of the blood purification apparatus 1 such as the presence or frequency of hemodialysis treatment (blood purification treatment) for each blood purification apparatus 1, treatment start and end times, treatment time, and the like. Consists of situational information.

  More specifically, in the communication system S, the operator can input and store reservation contents for the blood purification treatment, changes to the reservation (treatment start time and end time), treatment time required for the patient, and the like. The appointment management system is also used, and a treatment schedule for a patient on a predetermined day can be set based on the stored information. The communication system S is connected to each blood purification apparatus 1 via a LAN (local area network: local area communication network) wiring β, and the stored information such as a patient treatment schedule is stored in each blood purification apparatus 1. It can be sent. And each blood purification apparatus 1 which received information, such as a treatment schedule from the communication system S, is operated based on the treatment schedule, so that the blood purification treatment is performed smoothly.

  The control means 13 is composed of a microcomputer electrically connected to various actuators, sensors, and the like included in the blood purification apparatus 1, and performs blood purification treatment based on the process signal received from the dialysate supply apparatus. The operation (liquid replacement step and treatment step) or the operation related to the blood purification treatment (cleaning / disinfection step, preset step, etc.) is performed. Further, when receiving the process signal of the treatment process, the control means 13 performs a preparation process for treatment preparation such as attaching the dialyzer 4 in the initial stage as shown in FIG. 1 is configured to perform a discharging step of discharging the dialysate in the pipe of the apparatus main body 8.

  Here, when the blood purification treatment is not performed (when not used) in the blood purification apparatus 1 in which the control means 13 is disposed, the control means 13 according to the present embodiment indicates that the process signal is a liquid replacement process and a treatment process. At this time, as shown in FIG. 5, the apparatus is configured to be in a standby state in which the piping of the apparatus main body 8 in the blood purification apparatus 1 is filled with clean water (RO water). That is, the cleaning / disinfecting process is performed immediately before the liquid replacement process, and the pipe of the apparatus body 8 is filled with clean water as cleaning water. By stopping, the state in which the pipe is filled with clean water is maintained and enters a standby state.

  However, when blood purification treatment is not performed, as shown in FIG. 4, the solenoid valve V8 is closed while the dual pump 9 is stopped, so that the state in which the pipe is filled with clean water is kept on standby. It may be a state. In this case, it is possible to reliably prevent the dialysate from the dialysate supply device 2 from flowing into the pipe of the apparatus main body 8 with the electromagnetic valve V8 closed, so that the state of filling the clean water in the pipe in the standby state Can be securely held.

  In addition, the blood purification apparatus 1 according to the present embodiment can determine whether or not blood purification treatment is performed based on the patient treatment schedule received from the communication system S. For example, when the next treatment day (the next working day) is recognized based on the date of the patient's schedule received from the communication system S and the blood purification treatment is not performed, the process signal is a liquid replacement process. And at the time of a treatment process, it is set as the standby state which filled the piping of the apparatus main body 8 with clean water.

  However, the determination of the presence or absence of blood purification treatment is not limited to the above embodiment, and as shown in FIG. 7, the patient schedule set in the apparatus (in this embodiment, morning, afternoon and night of each day of the week) ), It may be determined that blood purification treatment is not performed when there is no patient scheduled to be treated on the day of the treatment day. Further, as shown in FIG. 8, in each blood purification device 1, whether or not the device is used for each day of the week is set and stored, and it is determined that blood purification treatment is not performed when there is no patient scheduled for treatment on that day. You may make it do.

  On the other hand, as shown in FIG. 6, the blood purification apparatus 1 according to the present embodiment has a condition that a predetermined operation is performed in a standby state, for example, a predetermined operation button displayed on the display means M is touched. As described above, the blood purification treatment can be performed by filling or circulating the dialysate in the pipe of the apparatus main body 8. That is, in the blood purification apparatus 1 determined not to perform the blood purification treatment, when the process signal of the liquid replacement process and the treatment process is received, as described above, the standby state in which the pipe is filled with clean water is set. However, if another blood purification apparatus 1 breaks down or the like, there is a case where it is desired to use it immediately. Therefore, by performing a predetermined operation, the pipe of the apparatus main body 8 is filled with dialysate and the liquid replacement process is performed. At the same time, the dialysis solution can be circulated through the pipe to perform the treatment process.

  According to the above embodiment, when the blood purification treatment is not performed, when the process signal is the liquid replacement step and the treatment step, the pipe is filled with clean water, so that the blood purification treatment is performed. The operation for performing the blood purification treatment based on the process signal or the operation related to the blood purification treatment is enabled, and when the blood purification treatment is not performed, the filling or circulation of the dialysate in the pipe is prevented. can do. In particular, since the pipe is filled with clean water in the standby state, it is possible to prevent the growth of viable bacteria and the precipitation of calcium carbonate, avoid the use of unnecessary dialysate, and reduce the cost. it can.

  Also, in a standby state, on the condition that a predetermined operation is performed, the blood purification treatment can be made possible by filling or circulating the dialysate in the pipe, so that the blood purification treatment is not initially planned. Even in such a case, if it becomes necessary to perform blood purification treatment immediately, the blood purification treatment can be performed by filling or circulating the dialysate in the piping. Furthermore, since it is possible to determine the presence or absence of blood purification treatment based on the patient's treatment schedule, it is possible to grasp a schedule in which blood purification treatment is not performed more smoothly and reliably.

Next, a second embodiment according to the present invention will be described.
As in the first embodiment, the blood purification apparatus according to the present embodiment is applied to a blood purification system that purifies the blood of a patient circulating outside the body and performs dialysis treatment. As shown in FIG. 4, a plurality of blood purification devices 1 to which blood purifiers (see FIG. 3) such as a dialyzer 4 for purifying a patient's blood and performing blood purification treatment are attached, and each blood purification device 1 The dialysis fluid supply device 2 and the communication system S are connected.

  Here, when the blood purification treatment is not performed (when not used) in the blood purification apparatus 1 in which the control means 13 is disposed, the control means 13 according to the present embodiment indicates that the process signal is a liquid replacement process and a treatment process. At this time, as shown in FIG. 9, the power supply is cut off and the vehicle is stopped. Further, in the stopped state in which the power supply is cut off, the dual pump 9 is stopped. Therefore, as in the first embodiment, when the process signals are the liquid replacement process and the treatment process, the apparatus main body 8 in the blood purification apparatus 1 is used. The pipe is filled with clean water (RO water).

  According to this embodiment, when blood purification treatment is not performed, when the process signal is a liquid replacement step and a treatment step, the power supply is shut off, so that the process signal is present when blood purification treatment is performed. The operation for performing the blood purification treatment based on the above or the operation related to the blood purification treatment is made possible, and when the blood purification treatment is not performed, the filling or circulation of the dialysate in the pipe is prevented. it can. In particular, when blood purification treatment is not performed, the power supply is cut off when the process signal is the liquid replacement process and the treatment process, so that power consumption can be reduced.

  Although the present embodiment has been described above, the present invention is not limited thereto, and may be applied to, for example, a blood purification system that does not include the communication system S. The purification device 1 makes a determination (for example, by touching and inputting an operation button displayed in advance on a predetermined part of the display means M, the presence or absence of use of the blood purification device 1 is determined).

  Further, it may be one that connects each blood purification apparatus 1 and the communication system S without going through the LAN wiring β (for example, one in which two-way communication is impossible or one in which wireless communication is possible). . In this embodiment, the present invention is applied to a hemodialysis apparatus in which a treatment form such as hemodialysis (HD), ECUM, or HDF (hemodiafiltration) is possible. You may apply to the blood purification apparatus which can perform (For example, treatment, such as blood filtration (HF) or continuous slow blood filtration (CHF)).

The control means can determine whether or not there is blood purification treatment based on a patient treatment schedule received from the communication system, or set or stored in the apparatus, and if the blood purification treatment is performed as a result of the determination , When the signal is a liquid replacement step and a treatment step, an operation for performing blood purification treatment or an operation related to blood purification treatment is performed, and as a result of the determination, if the blood purification treatment is not performed, the process signal is a liquid replacement step. If the blood purification device and the blood purification system are in a standby state in which the pipe is filled with clean water during the treatment process, or in a stopped state in which the power supply is cut off, the external shape is different or other functions It can also be applied to those to which is added.

DESCRIPTION OF SYMBOLS 1 Blood purification apparatus 2 Dialysate supply apparatus 3 Blood circuit 4 Dialyzer (blood purifier)
DESCRIPTION OF SYMBOLS 5 Blood pump 6 Arterial side air trap chamber 7 Vein side air trap chamber 8 Apparatus main body 9 Duplex pump 10 Dewatering pump 11 Pressurizing pump 12 Degassing chamber 13 Control means S Communication system

Claims (4)

Control means for performing an operation for performing blood purification treatment or an operation related to the blood purification treatment based on the received process signal;
When the process signal is a liquid replacement process and a treatment process, a pipe that allows blood purification treatment by filling or circulating dialysate; and
In the blood purification apparatus comprising
The control means is capable of determining the presence or absence of blood purification treatment based on a patient treatment schedule received from a communication system, or set or stored in the apparatus, and as a result of the determination, when blood purification treatment is performed, When the process signal is a liquid replacement process and a treatment process, an operation for performing blood purification treatment or an operation related to blood purification treatment is performed, and if the blood purification treatment is not performed as a result of the determination , the process signal is A blood purification apparatus characterized by being in a standby state in which the pipe is filled with clean water or in a stopped state in which power supply is cut off during a liquid replacement step and a treatment step.   The blood purification apparatus according to claim 1, wherein in the standby state, blood purification treatment can be performed by filling or circulating dialysate in the pipe on condition that a predetermined operation is performed. A dialysate supply device capable of transmitting a process signal and capable of supplying dialysate;
When the process signal received from the dialysate supply device is a liquid replacement step and a treatment step, a plurality of bloods having pipes that allow blood purification treatment by filling or circulating the dialysate supplied from the dialysate supply device A purification device;
Based on the process signal received from the dialysate supply device, control means for performing an operation for performing blood purification treatment or an operation related to the blood purification treatment;
In the blood purification system comprising
The control means is capable of determining the presence or absence of blood purification treatment based on a patient treatment schedule received from a communication system, or set or stored in the apparatus, and as a result of the determination, when blood purification treatment is performed, When the process signal is a liquid replacement process and a treatment process, an operation for performing blood purification treatment or an operation related to blood purification treatment is performed, and if the blood purification treatment is not performed as a result of the determination , the process signal is A blood purification system characterized in that in a liquid replacement step and a treatment step, the piping is filled with clean water or is in a standby state in which power supply is cut off.   4. The blood purification system according to claim 3, wherein in the standby state, blood purification treatment can be performed by filling or circulating dialysate in the pipe on condition that a predetermined operation is performed.

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