JPS63238868A - Dialytic liquid feeder - Google Patents
Dialytic liquid feederInfo
- Publication number
- JPS63238868A JPS63238868A JP62073649A JP7364987A JPS63238868A JP S63238868 A JPS63238868 A JP S63238868A JP 62073649 A JP62073649 A JP 62073649A JP 7364987 A JP7364987 A JP 7364987A JP S63238868 A JPS63238868 A JP S63238868A
- Authority
- JP
- Japan
- Prior art keywords
- dialysate
- flow path
- dialysis water
- temperature
- concentration
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title description 8
- 238000000502 dialysis Methods 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 239000011550 stock solution Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 238000001631 haemodialysis Methods 0.000 description 14
- 230000000322 hemodialysis Effects 0.000 description 14
- 239000008280 blood Substances 0.000 description 9
- 210000004369 blood Anatomy 0.000 description 9
- 230000005856 abnormality Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 230000004087 circulation Effects 0.000 description 2
- 239000000385 dialysis solution Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- VAYOSLLFUXYJDT-RDTXWAMCSA-N Lysergic acid diethylamide Chemical class C1=CC(C=2[C@H](N(C)C[C@@H](C=2)C(=O)N(CC)CC)C2)=C3C2=CNC3=C1 VAYOSLLFUXYJDT-RDTXWAMCSA-N 0.000 description 1
- 206010034650 Peritoneal adhesions Diseases 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 238000005760 Tripper reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は透析液供給装置、特に血液ポンプ、初静脈圧計
などを組合せたり、上記機器を備えた装置、例えば血漿
分離装置などを用いて緊急に血液透析を行う際に、透析
器へ透析液を供給するための透析液供給装置に関するも
のである。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention can be used in emergency situations by combining a dialysate supply device, particularly a blood pump, an initial venous manometer, etc., or by using a device equipped with the above-mentioned devices, such as a plasma separation device. The present invention relates to a dialysate supply device for supplying dialysate to a dialyzer when performing hemodialysis.
（従来の技術）
従来より血液透析は透析設備の整った専門の病院で実施
されている。しかしＩＣＵなどで病気の治療中、あるい
は交通事故ヤ）火傷などにより腎臓障害を起した患者に
緊急に血液透析を実施する場合には、患者を透析専門病
院へ移送することかできないため、通常個人用透析装置
を用いて血液透析を行うか、または操作か容易で、４１
１１に手間をとらない腹膜透析が採用される。(Prior Art) Hemodialysis has traditionally been carried out at specialized hospitals equipped with dialysis equipment. However, when performing emergency hemodialysis on a patient who is undergoing treatment for an illness in the ICU, or who has developed kidney damage due to a traffic accident, burns, etc., it is usually not possible to transfer the patient to a specialized dialysis hospital, so it is usually done privately. Perform hemodialysis using a dialysis machine or easy to operate, 41
In 11 cases, peritoneal dialysis, which requires less effort, is adopted.
（発明を解決しようとする問題点）
ところで、上記腹膜透析は簡便な救命手段であるが、蛋
白喪失と腹膜癒着という人ぎな制作用を有しているため
長期間患者に適用できないという問題がある。また副作
用のない血液透析を適用する場合には、大型で高価な個
人用透析装置を準備する必要かあるという問題がある。(Problems to be Solved by the Invention) Incidentally, the above-mentioned peritoneal dialysis is a simple life-saving method, but there is a problem that it cannot be applied to patients for a long period of time because it has the disadvantages of protein loss and peritoneal adhesions. . Furthermore, when applying hemodialysis without side effects, there is a problem in that it is necessary to prepare a large and expensive personal dialysis machine.
本発明者らは、個人用透析装置かなくても緊急時に簡便
に血液透析を実施できる装置を提供するため検討した結
果、病院には血液ポンプや動静脈圧計などの血液体外循
環に必要な全ての機器が揃っており、しかもＩＣＵなど
では模型血漿分離交換装置などを用いて血液体外循環処
理を行っているため、これらの機器を組み合せたり、あ
るいは血漿分離交換装置などを利用して血液体外循環流
路を形成することができる。したかって本発明は、上記
のように構成されて血液体外循環流路中に設けられた血
液透析器へ透析液を供給するだめの透析液供給装置を提
供することを目的とする。The inventors of the present invention have conducted studies to provide a device that can easily perform hemodialysis in an emergency without the need for a personal dialysis machine. In addition, in ICUs, etc., blood extracorporeal circulation processing is performed using model plasma separation and exchange devices, so it is possible to combine these devices or use plasma separation and exchange devices to perform blood extracorporeal circulation processing. A flow path can be formed. SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a dialysate supply device configured as described above and configured to supply dialysate to a hemodialyzer provided in an extracorporeal blood circulation flow path.
（問題点を解決するための手段）
上記目的を達成するための、この発明の構成を第１図に
示す。透析用水供給流路１は、透析用水導入部１３から
導入された透析用水を加熱する加熱器６と、第１の定但
ポンプ１１とを備え、所定の温度に加熱された透析用水
を混合器７に供給する。また透析用水供給流路１に設け
た加熱器６の下流側には、加熱された透析用水の温度を
検知する温度検出器１４が設けられている。(Means for Solving the Problems) The configuration of the present invention for achieving the above object is shown in FIG. The dialysis water supply channel 1 includes a heater 6 that heats the dialysis water introduced from the dialysis water inlet 13 and a first constant pump 11, and mixes the dialysis water heated to a predetermined temperature. Supply to 7. Further, on the downstream side of the heater 6 provided in the dialysis water supply channel 1, a temperature detector 14 is provided to detect the temperature of the heated dialysis water.
この温度検出器としては、通常白金側温抵抗体などが用
いられる。As this temperature sensor, a platinum side temperature resistance element or the like is usually used.
透析液原液流路４は、第２の定量ポンプ１２を僅え、透
析液原液タンク８内の透析液原液を上記混合器７に供給
する。The dialysate concentrate flow path 4 includes a second metering pump 12 and supplies the dialysate concentrate in the dialysate concentrate tank 8 to the mixer 7 .
透析液流路２は、混合器７で調合された透析液の濃度を
検知する濃度検出器１５と、該流路の圧力を検知する圧
力検出器１６とを備え、所定の濃度の透析液を血液透析
器３０の透析液導入口に供給する。この濃度検出器１５
としては通常電極式濃度８４などが用いられる。また圧
力検出器１６としてはブルドン管式圧力計などが用いら
れるが、圧力スイッチを用いてもよい。透析液排出流路
３は血液透析器の透析液導出口に接続され血液透析器か
ら導出される廃透析液を排出する流路であり、透析液流
路とはバイパス弁９を備えたバイパス流路５で連結され
ている。The dialysate flow path 2 is equipped with a concentration detector 15 that detects the concentration of the dialysate prepared by the mixer 7, and a pressure detector 16 that detects the pressure of the flow path, and is equipped with a dialysate of a predetermined concentration. The dialysate is supplied to the dialysate inlet of the hemodialyzer 30. This concentration detector 15
For example, an electrode type concentration 84 is normally used. Further, as the pressure detector 16, a Bourdon tube type pressure gauge or the like is used, but a pressure switch may also be used. The dialysate discharge flow path 3 is a flow path that is connected to the dialysate outlet of the hemodialyzer and discharges the waste dialysate drawn out from the hemodialyzer, and the dialysate flow path is a bypass flow equipped with a bypass valve 9. They are connected by Road 5.
２０は温度制御手段であり、上記温度検出器１４で検知
された加熱器６で加熱された透析用水の温度が設定温度
以上になったときにバイパス弁９を開放、直列弁１０を
閉止し、かつ加熱器６への通電を停止する。２１は）農
度制御手段であり、上記濃度検出器１５で検知された透
析液の温度が設定濃度範囲から外れたときにバイパス弁
９を開放し、かつ直列弁１０を閉止する。20 is a temperature control means, which opens the bypass valve 9 and closes the series valve 10 when the temperature of the dialysis water heated by the heater 6 detected by the temperature detector 14 exceeds a set temperature; And the power supply to the heater 6 is stopped. Reference numeral 21 denotes an agricultural rate control means, which opens the bypass valve 9 and closes the series valve 10 when the temperature of the dialysate detected by the concentration detector 15 deviates from the set concentration range.
２２は圧力制御手段であり、上記圧力検出器１６で検知
された透析液流路２の圧力が設定温度以上する。22 is a pressure control means, in which the pressure in the dialysate flow path 2 detected by the pressure detector 16 is equal to or higher than a set temperature.
（作用）
上記構成において、臨床運転時には透析用水器に供給Ｊ
るか、透析液の温度、濃度あるいは圧力に異常か発生ず
ると透析液をバイパス流路から排出し、正常に復帰する
と自動的に透析液を血液透析器に供給するため血液透析
を安全に実施することができる。(Function) In the above configuration, J is supplied to the dialysis water device during clinical operation.
If abnormality occurs in the temperature, concentration, or pressure of the dialysate, the dialysate is discharged from the bypass flow path, and when normal conditions are restored, the dialysate is automatically supplied to the hemodialyzer, so hemodialysis can be performed safely. can do.
（実施例）
次に本発明装置の一実施例を図面にしたかつて説明する
。第２図では透析液として酢酸ナトリウムを主成分とす
るアセテート透析用の透析下Ｂ液という）のどらら−ｂ
使用できる装置の例である。(Embodiment) Next, an embodiment of the apparatus of the present invention will be described with reference to drawings. In Figure 2, the dialysate is referred to as dialysis solution B for acetate dialysis, which is mainly composed of sodium acetate).
This is an example of a device that can be used.
透析液導入部・から透析用水供給流路１に導入された透
析用水は減圧弁１７て所定の圧力に調整された後、電熱
式の加熱器６に導入される。The dialysis water introduced into the dialysis water supply channel 1 from the dialysate introduction section is adjusted to a predetermined pressure by the pressure reducing valve 17, and then introduced into the electric heater 6.
該加熱器で加熱された透析用水は第１のポンプ１１て混
合器７に供給される。上記加熱器６の下流側には温度検
出器１４が設けられ、また該加熱器の上流側と下流側に
は分岐が設けられ該分岐に打勝自在のコネクタ１８．１
８゛をイ４する洗浄用流路１９．１９°パ連結されてい
る。該洗浄用流路の先端に設けられ！こコネク九通常は
キャップ（図示せず）で封止されている。Ａ液タンク流
路４または４°がら混合器７に供給される。The dialysis water heated by the heater is supplied to the mixer 7 by the first pump 11. A temperature detector 14 is provided on the downstream side of the heater 6, and a connector 18.1 is provided on the upstream and downstream sides of the heater, and a connector 18.1 is provided to overcome the branch.
The cleaning flow path 19.19° is connected to the 8° and 4° channels. Provided at the tip of the cleaning channel! This connector is usually sealed with a cap (not shown). A liquid tank flow path 4 or 4° is supplied to the mixer 7.
定流量ポンプで供給水と透析液原液を混合器へ送ったと
きに脈動する恐れがある場合には混合器の上流側にアキ
ュムレータを設けてもよい。If there is a risk of pulsation when the feed water and dialysate stock solution are sent to the mixer using a constant flow pump, an accumulator may be provided on the upstream side of the mixer.
着脱自在のコネクタ２４または２４°を介して接続され
ている。２５．２６．２６′はそれぞれ透析用水、Ａ液
あるいはＢ液の流量を調整する流量制御弁である。They are connected via a detachable connector 24 or 24°. 25, 26, and 26' are flow control valves that adjust the flow rate of dialysis water, A solution, or B solution, respectively.
混合器７で透析用水と透析液原液（へ液またはＢ液〉・
か所定の比率で調合された透析液は濃度検出器１５、ロ
ータメータなどの流量検出器２７、圧力検出器１６及び
流路を開閉する直列弁１゜を協えた透析流流路２から血
液透析器３０に供給される。該透析液流路に設けられた
直流弁１０の上流側には分岐が設けられている。また上
記透析液流路の直列弁１０の下流側には透析液に含まれ
る気泡を除去する脱泡槽３１が設けられている。In the mixer 7, dialysis water and dialysate stock solution (liquid or B solution) are mixed.
The dialysate prepared at a predetermined ratio is passed through a dialysis flow channel 2 equipped with a concentration detector 15, a flow rate detector 27 such as a rotameter, a pressure detector 16, and a series valve 1° for opening and closing the flow channel to a hemodialyzer. 30. A branch is provided upstream of the DC valve 10 provided in the dialysate flow path. Further, a defoaming tank 31 for removing air bubbles contained in the dialysate is provided downstream of the series valve 10 in the dialysate flow path.
一方血液透析器で血液と透析液との間で物質交換した廃
透析液は透析液排出流路３から排出される。該透析液排
出流路には２つの分岐が設けられ、血液透析器側の分岐
に上記脱泡槽３１て分離された気泡を排出する気泡排出
流路３２が気泡排出弁３２を介して接続されている。そ
して他方の分岐には上記透析液流路２に設けられた分岐
と連結するバイパス流路５がバイパス弁９を介泡の血液
透析器への逆流を防止する逆止弁３４が設けられている
。上記気泡排出流路３２に設けられた気泡排出弁３３は
脱泡槽３１の上下の液面を検知する液面検出器３５と連
動制御し、液面検出器が下部のレベルを検知すると気泡
排出弁３３を聞放して気泡を除去し、上部のレベルを検
知すると該弁３３を閉止する。On the other hand, waste dialysate, which has undergone substance exchange between blood and dialysate in the hemodialyzer, is discharged from the dialysate discharge channel 3. The dialysate discharge channel is provided with two branches, and a bubble discharge channel 32 for discharging the bubbles separated by the defoaming tank 31 is connected to the branch on the hemodialyzer side via a bubble discharge valve 32. ing. The other branch is provided with a check valve 34 that prevents the bypass flow path 5 connected to the branch provided in the dialysate flow path 2 from flowing back into the hemodialyzer through the bypass valve 9. . The bubble discharge valve 33 provided in the bubble discharge channel 32 is controlled in conjunction with a liquid level detector 35 that detects the upper and lower liquid levels of the defoaming tank 31, and when the liquid level detector detects the lower level, bubbles are discharged. The valve 33 is released to remove air bubbles, and when the upper level is detected, the valve 33 is closed.
２３はマイクロコンピュータからなる制御装置上記各流
路は第３図に示Ｖ筐体４０内に収容され、その前面には
透析液温度、透析液濃度および操作の指示等を表示する
画面４１が配置されている。23 is a control device consisting of a microcomputer. Each of the flow paths described above is housed in a V-shaped housing 40 as shown in FIG. 3, and a screen 41 for displaying dialysate temperature, dialysate concentration, operation instructions, etc. has been done.
上記構成において、患者の治療にあたって、まず血漿分
離交換装置５０（例えばクラレＫＨ８５００）に血液透
析器３０を装着し、血液透析器の血液入口及び出口に血
液チューブ５１．５２を連結して血液体外循環流路を形
成する。In the above configuration, when treating a patient, the hemodialyzer 30 is first attached to the plasma separation and exchange apparatus 50 (for example, Kuraray KH8500), and the blood tubes 51 and 52 are connected to the blood inlet and outlet of the hemodialyzer to circulate blood outside the body. Form a flow path.
５３はローラポンプであり、５４はへ・リンポンプであ
る。上０コ血液透析器の入口及び出口圧力はトリップヂ
ャ、／パ５５．５６に設けられた圧力検出チューブによ
り検知され、検知された圧力は前面パネル５７に表ン入
キれる。53 is a roller pump, and 54 is a helin pump. The inlet and outlet pressures of the upper hemodialyzer are detected by pressure detection tubes provided in the trippers and/or pads 55 and 56, and the detected pressures are displayed on the front panel 57.
一方血液透析器の２′−析液入口及び出口には透−１Ｌ
）−
析液流路２及び透析液排出流路３が連結され、外部から
のスタート指令により、上記各ポンプ１１．１２・及び
加熱器６を作動させる。血液は面プ１１及び加熱器６を
作動させて透析を行う。血液透析中に供給水の水温が変
化して透析液の温度が上昇することがある。その場合温
度検出器１４が作動して′／ｉｉｎ度異常信舅が発生す
る。この検知信号を受けて制御装置２３の温度制御手段
２０が作動し、加熱器６の駆動を停止するとともに、直
列弁１０を閉止し、バイパス弁９を開放して透析液をバ
イパス流路から排出する。そして透析液温度が正常な温
度になると自動的に臨床運転に復帰する。また供給水の
水質変化により透析液の温度が変化することがある。そ
の場合）農度検出器１５が作動して温度異常信号が発生
する。On the other hand, the 2'-separate solution inlet and outlet of the hemodialyzer are
) - The precipitate flow path 2 and the dialysate discharge flow path 3 are connected, and each of the pumps 11, 12, and the heater 6 are operated by an external start command. The blood is dialyzed by operating the pump 11 and heater 6. During hemodialysis, the temperature of the supply water may change and the temperature of the dialysate may rise. In that case, the temperature detector 14 is activated and an abnormal signal of '/iin degrees occurs. In response to this detection signal, the temperature control means 20 of the control device 23 is activated, stops driving the heater 6, closes the series valve 10, and opens the bypass valve 9 to discharge the dialysate from the bypass channel. do. When the dialysate temperature returns to normal, clinical operation is automatically resumed. Furthermore, the temperature of the dialysate may change due to changes in the quality of the supplied water. In that case) the agricultural degree detector 15 is activated and a temperature abnormality signal is generated.
この検知信号を受けて制御装置の濃度制御手段２１が作
動して直列弁１０を閉止、バイパス弁９を開放して透析
液をバイパス梳路５がら排出する。In response to this detection signal, the concentration control means 21 of the control device operates, closes the series valve 10, opens the bypass valve 9, and discharges the dialysate through the bypass passage 5.
そして透析液濃度が所定の濃度になると自動的に臨床運
転に復帰する。さらに透析液排出流路３の先端の折れ曲
がりなどが原因となって透析液流路２に過大な圧力が加
わることがある。その場合圧力検出器１６が作動して圧
力異常信号が動を停止するとともに、直列弁１ｏを閉止
、バイパス弁９を開放する。そして異常圧力の原因が除
去されると自動的に通常の臨床運転に復帰する。When the dialysate concentration reaches a predetermined concentration, clinical operation is automatically resumed. Furthermore, excessive pressure may be applied to the dialysate flow path 2 due to bending of the tip of the dialysate discharge flow path 3 or the like. In that case, the pressure detector 16 is activated and the pressure abnormality signal stops moving, and the series valve 1o is closed and the bypass valve 9 is opened. When the cause of the abnormal pressure is removed, normal clinical operation will be resumed automatically.
パイカーホ透析の場合にはＡ渋川の第２のポンプ１２を
停止し、Ｂ液層の第２のポンプ１２゛を駆動すると上述
と同様な臨床運転を行うことができる。上記臨床運転の
フローチャートを第４図に示す。In the case of Pi-Carho dialysis, the same clinical operation as described above can be performed by stopping the second pump 12 for A Shibukawa and driving the second pump 12 for B liquid layer. A flowchart of the clinical operation described above is shown in FIG.
上記装置による血液透析が終了すると血液透折型３０を
取り外して、透析液流路２と透析排液流路３の各血液透
析器への接続口に短絡管（図示せず）を接続し、しかも
透析液原液流路４に設けられたコネクタ２４を取り外し
て、その一方で透析用水導入口から水を各流路内に供給
して透析排液流路から排出させる水洗浄を約１０分間行
う。次に上記コネクタによる接続を取り外し透析液原液
流路４に設けられた］ネクタ２４を次で約１０分間行液
が接触した流路を次亜塩素酸ソーダで消毒を行う。消δ
ｊ終了後消毒液タンクに接続した］ネクタを取り外し再
び透析原液流路に設けられたコネクタを洗浄用流路のコ
ネクタと接続して約３０分水洗浄を行なう。When the hemodialysis using the above device is completed, the blood dialysis mold 30 is removed, and short-circuit tubes (not shown) are connected to the connection ports of the dialysate flow path 2 and the dialysis waste flow path 3 to each hemodialyzer, In addition, the connector 24 provided in the dialysate stock flow path 4 is removed, and water washing is performed for about 10 minutes by supplying water from the dialysis water inlet into each flow path and discharging it from the dialysis fluid flow path. . Next, the connection by the above-mentioned connector is removed, and the connector 24 provided in the dialysate stock solution flow path 4 is connected.Then, the flow path that the liquid has been in contact with is disinfected with sodium hypochlorite for about 10 minutes. Disappearance δ
After completing j, remove the connector connected to the disinfectant tank, connect the connector provided in the dialysis stock solution flow path to the connector of the cleaning flow path, and wash with water for approximately 30 minutes.
このように、臨床運転時に透析液の温度、）農度及び圧
力に異常が発生しても、異常が解消すると血液透析を停
止することなく自動的に臨床運転に復帰するため円滑に
、しかも安全に血液透析を行うことができる。In this way, even if an abnormality occurs in the temperature, rate, or pressure of the dialysate during clinical operation, once the abnormality is resolved, clinical operation will be resumed automatically without stopping hemodialysis, making it smooth and safe. Hemodialysis can be performed.
（発明の効果）
以上説明したように、この発明によれば透析液の温度、
濃度及び圧力に異常が発生しても、その都度血液透析を
中断しなくても異常が解消すると自動的に臨床運転に復
帰するため、それだけ操作が容易化される。(Effects of the Invention) As explained above, according to the present invention, the temperature of the dialysate,
Even if an abnormality occurs in concentration or pressure, the system automatically returns to clinical operation when the abnormality is resolved without having to interrupt hemodialysis each time, making the operation easier.
また血液体外循環に必要な機器あるいは血漿分離装置を
利用することにより血液透析設備を有していないＩＣＵ
などにおいて本発明装置で透析液を供給することにより
直ちに血液透析が可能であり、臨床上極めて有用な装置
である。In addition, by using equipment necessary for extracorporeal blood circulation or plasma separation equipment, ICUs without hemodialysis equipment can be
In such cases, hemodialysis can be performed immediately by supplying dialysate using the device of the present invention, making it an extremely useful device clinically.
第１図及び第２図は本発明装置の構成を示すフロー図、
第３図は本発明装置と血漿分離装置を組み合せた状態を
示す斜視図、第４図は本発明のフローチャートである。
１・・・透析用水供給流路
２・・・透析液流路
３・・・透析液排出流路
４・・・透析液原液流路
５・・・バイパス流路
６・・・加熱器
７・・・混合器
８・・・原液タンク
９・・・バイパス弁
１４・・・温度検出器
１５・・・濃度検出器
１６・・・圧力検出器
２０・・・温度制御手段
２１・・・濃度制御手段
２２・・・圧力制御手段1 and 2 are flow diagrams showing the configuration of the device of the present invention,
FIG. 3 is a perspective view showing a combination of the device of the present invention and the plasma separation device, and FIG. 4 is a flowchart of the present invention. 1... Dialysis water supply channel 2... Dialysate channel 3... Dialysate discharge channel 4... Dialysate stock solution channel 5... Bypass channel 6... Heater 7. ... Mixer 8 ... Stock solution tank 9 ... Bypass valve 14 ... Temperature detector 15 ... Concentration detector 16 ... Pressure detector 20 ... Temperature control means 21 ... Concentration control Means 22...pressure control means
Claims (1)
し、該加熱された透析用水を混合器に導入する透析用水
供給流路と、 原液タンクから透析液原液を混合器に導入する透析液原
液流路と、 上記混合器で調合された透析液を血液透析器に導入する
透析液流路と、 上記血液透析器から導出される透析液を排出する透析液
排出流路と、 上記透析液流路に設けられた分岐と透析液排出流路に設
けられた分岐をバイパス弁を介して連結するバイパス流
路と、 上記透析用水供給流路に設けられた第１の定流量ポンプ
と、 上記透析液原液流路に設けられた第２の定流量ポンプと
、 上記透析用水供給流路における加熱器の下流側に設けら
れて、透析用水の温度を検知する温度検出器と、 上記透析液流路に設けられて透析液の濃度を検知する濃
度検出器と、透析液流路の圧力を検知する圧力検出器と
、 上記透析液流路における分岐の下流側に設けられた直列
弁と、 上記温度検出器で検知された透析用水の温度が、設定値
以上になったとき、上記バイパス弁を開放、直列弁を閉
止し、かつ加熱器への通電を停止する温度制御手段と、 上記濃度検出器で検知された透析液濃度が設定範囲を外
れたときに、上記バイパス弁を開放し、かつ直列弁を閉
止する濃度制御手段と、 上記圧力検出器で検知された透析液流路の圧力が設定値
以上となったときに、上記バイパス弁を開放、直列弁を
閉止し、かつ第１の定流量ポンプの駆動を停止する圧力
制御手段とを備えてなる透析液供給装置。[Scope of Claims] A dialysis water supply channel that introduces dialysis water from a dialysis water inlet into a heater and heats it, and introduces the heated dialysis water into a mixer; A dialysate stock flow path for introducing the dialysate into the mixer, a dialysate flow path for introducing the dialysate prepared in the mixer into the hemodialyzer, and a dialysate discharge for discharging the dialysate drawn out from the hemodialyzer. a bypass flow path that connects a branch provided in the dialysate flow path and a branch provided in the dialysate discharge flow path via a bypass valve; and a first bypass flow path provided in the dialysis water supply flow path. a second constant flow pump provided in the dialysate stock solution flow path; and a temperature detector provided downstream of the heater in the dialysis water supply flow path to detect the temperature of the dialysis water. a concentration detector installed in the dialysate flow path to detect the concentration of the dialysate; a pressure detector installed in the dialysate flow path to detect the pressure in the dialysate flow path; and a concentration detector installed in the dialysate flow path downstream of the branch. temperature at which the bypass valve is opened, the series valve is closed, and the energization to the heater is stopped when the temperature of the dialysis water detected by the series valve and the temperature detector exceeds a set value. control means; concentration control means for opening the bypass valve and closing the series valve when the dialysate concentration detected by the concentration detector is out of a set range; A dialysate comprising: pressure control means that opens the bypass valve, closes the series valve, and stops driving the first constant flow pump when the pressure in the dialysate flow path exceeds a set value. Feeding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62073649A JPS63238868A (en) | 1987-03-26 | 1987-03-26 | Dialytic liquid feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62073649A JPS63238868A (en) | 1987-03-26 | 1987-03-26 | Dialytic liquid feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63238868A true JPS63238868A (en) | 1988-10-04 |
Family
ID=13524343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62073649A Pending JPS63238868A (en) | 1987-03-26 | 1987-03-26 | Dialytic liquid feeder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63238868A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001353214A (en) * | 2000-06-14 | 2001-12-25 | Toray Medical Co Ltd | Dialysis system |
| JP2010518997A (en) * | 2007-02-26 | 2010-06-03 | フレゼニウス メディカル ケアー ドイチュラント ゲゼルシャフト ミット ベシュレンクテル ハフツング | Apparatus and method for filling and / or emptying a dialyzer |
| JP2013521906A (en) * | 2010-03-15 | 2013-06-13 | フレゼニウス メディカル ケアー ドイチュラント ゲゼルシャフト ミット ベシュレンクテル ハフツング | Blood processing system |
| JP2018102718A (en) * | 2016-12-27 | 2018-07-05 | 三菱ケミカル・クリンスイ株式会社 | Purified water supply system and method for operating the same |
| JP2020110653A (en) * | 2016-12-27 | 2020-07-27 | 三菱ケミカル・クリンスイ株式会社 | Purified water supply system and method for operating the same |
-
1987
- 1987-03-26 JP JP62073649A patent/JPS63238868A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001353214A (en) * | 2000-06-14 | 2001-12-25 | Toray Medical Co Ltd | Dialysis system |
| JP2010518997A (en) * | 2007-02-26 | 2010-06-03 | フレゼニウス メディカル ケアー ドイチュラント ゲゼルシャフト ミット ベシュレンクテル ハフツング | Apparatus and method for filling and / or emptying a dialyzer |
| JP2013521906A (en) * | 2010-03-15 | 2013-06-13 | フレゼニウス メディカル ケアー ドイチュラント ゲゼルシャフト ミット ベシュレンクテル ハフツング | Blood processing system |
| JP2018102718A (en) * | 2016-12-27 | 2018-07-05 | 三菱ケミカル・クリンスイ株式会社 | Purified water supply system and method for operating the same |
| JP2020110653A (en) * | 2016-12-27 | 2020-07-27 | 三菱ケミカル・クリンスイ株式会社 | Purified water supply system and method for operating the same |
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