JPH02118553U - - Google Patents
Info
- Publication number
- JPH02118553U JPH02118553U JP2869789U JP2869789U JPH02118553U JP H02118553 U JPH02118553 U JP H02118553U JP 2869789 U JP2869789 U JP 2869789U JP 2869789 U JP2869789 U JP 2869789U JP H02118553 U JPH02118553 U JP H02118553U
- Authority
- JP
- Japan
- Prior art keywords
- metering pump
- rotary metering
- flow rate
- rotary
- hemodialysis apparatus
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 3
- 238000001631 haemodialysis Methods 0.000 claims 3
- 230000000322 hemodialysis Effects 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 2
- 239000008280 blood Substances 0.000 claims 1
- 210000004369 blood Anatomy 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- External Artificial Organs (AREA)
Description
第１図はこの考案の実施例を示す図ブロツク図
、第２図及び第３図はそれぞれ他の実施例を示す
ブロツク図、第４図及び第５図はそれぞれ従来の
除水量制御装置を示すブロツク図である。
Fig. 1 is a block diagram showing an embodiment of this invention, Figs. 2 and 3 are block diagrams showing other embodiments, and Figs. 4 and 5 each show a conventional water removal amount control device. It is a block diagram.
Claims (1)
し、上記透析器へ供給された血液から老廃物を除
去して透析液と共に排液流路へ排出する血液透析
装置において、 上記液供給流路に挿入された第１回転式定量ポ
ンプと、 上記排液流路に挿入された第２回転式定量ポン
プと、 上記第１回転式定量ポンプ及び上記第２回転式
定量ポンプを含み密閉路を構成する手段と、 その密閉路を構成した状態で上記第１回転式定
量ポンプと上記第２回転式定量ポンプとの流量差
を検出する流量差検出手段と、 その流量差検出手段の検出出力により上記第１
回転式定量ポンプと上記第２回転式定量ポンプと
の流量差をゼロにする手段と、 上記第１回転式定量ポンプと上記透析器との間
の上記液供給流路に接続され、透析液を上記第１
回転式定量ポンプに帰還する第３回転式定量ポン
プと、 を具備する血液透析装置のの除水量制御装置。 (2) 上記第３回転式定量ポンプの吐出側に設け
られ、その第３回転式定量ポンプから吐出される
液を計量する計量器を含む請求項１記載の血液透
析装置の除水量制御装置。[Scope of claim for utility model registration] (1) Supplying dialysate to a dialyzer through a fluid supply channel, removing waste products from the blood supplied to the dialyzer, and discharging it together with the dialysate to a drainage channel. In the hemodialysis apparatus, a first rotary metering pump inserted into the liquid supply flow path, a second rotary metering pump inserted into the drainage flow path, the first rotary metering pump and the second rotary metering pump. means for configuring a sealed path including a rotary metering pump; flow rate difference detection means for detecting a flow rate difference between the first rotary metering pump and the second rotary metering pump with the sealed path configured; Based on the detection output of the flow rate difference detection means, the first
means for zeroing the difference in flow rate between the rotary metering pump and the second rotary metering pump; 1st above
A water removal amount control device for a hemodialysis apparatus, comprising: a third rotary metering pump that returns to the rotary metering pump; (2) The water removal amount control device for a hemodialysis apparatus according to claim 1, further comprising a measuring device provided on the discharge side of the third rotary metering pump to measure the liquid discharged from the third rotary metering pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989028697U JPH0630201Y2 (en) | 1989-03-13 | 1989-03-13 | Water removal controller for hemodialysis machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989028697U JPH0630201Y2 (en) | 1989-03-13 | 1989-03-13 | Water removal controller for hemodialysis machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02118553U true JPH02118553U (en) | 1990-09-25 |
| JPH0630201Y2 JPH0630201Y2 (en) | 1994-08-17 |
Family
ID=31252275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989028697U Expired - Lifetime JPH0630201Y2 (en) | 1989-03-13 | 1989-03-13 | Water removal controller for hemodialysis machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0630201Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018235870A1 (en) * | 2017-06-20 | 2018-12-27 | 日機装株式会社 | Blood purification device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57173062A (en) * | 1981-04-17 | 1982-10-25 | Mediks Kk | Dialyzing and filtering apparatus |
| JPS6329655A (en) * | 1986-07-23 | 1988-02-08 | 日機装株式会社 | Artificial kidney apparatus |
-
1989
- 1989-03-13 JP JP1989028697U patent/JPH0630201Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57173062A (en) * | 1981-04-17 | 1982-10-25 | Mediks Kk | Dialyzing and filtering apparatus |
| JPS6329655A (en) * | 1986-07-23 | 1988-02-08 | 日機装株式会社 | Artificial kidney apparatus |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018235870A1 (en) * | 2017-06-20 | 2018-12-27 | 日機装株式会社 | Blood purification device |
| JP2019000585A (en) * | 2017-06-20 | 2019-01-10 | 日機装株式会社 | Blood purification device |
| CN110769869A (en) * | 2017-06-20 | 2020-02-07 | 日机装株式会社 | Blood purification device |
| EP3643339A4 (en) * | 2017-06-20 | 2021-04-07 | Nikkiso Co., Ltd. | Blood purification device |
| CN110769869B (en) * | 2017-06-20 | 2022-03-15 | 日机装株式会社 | Blood purification device |
| US11931498B2 (en) | 2017-06-20 | 2024-03-19 | Nikkiso Company Limited | Blood purification apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0630201Y2 (en) | 1994-08-17 |
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