JPS63189251U - - Google Patents
Info
- Publication number
- JPS63189251U JPS63189251U JP8271687U JP8271687U JPS63189251U JP S63189251 U JPS63189251 U JP S63189251U JP 8271687 U JP8271687 U JP 8271687U JP 8271687 U JP8271687 U JP 8271687U JP S63189251 U JPS63189251 U JP S63189251U
- Authority
- JP
- Japan
- Prior art keywords
- throttle valve
- internal pressure
- drive source
- blood circuit
- speed operation
- 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
- 239000008280 blood Substances 0.000 claims description 6
- 210000004369 blood Anatomy 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 210000000056 organ Anatomy 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- External Artificial Organs (AREA)
Description
第１図はこの考案を血液透析器に適用した全体
の構成例を示すブロツク図、第２図はその動作例
を示す流れ図、第３図は駆動源としてパルスモー
タを使用した場合の動作例を示す流れ図、第４図
は絞り弁の一例を示す断面図、第５図は絞り弁の
押し子の移動距離と血液回路内圧との関係例を示
す図である。
Figure 1 is a block diagram showing an example of the overall configuration of this invention applied to a hemodialyzer, Figure 2 is a flowchart showing an example of its operation, and Figure 3 is an example of operation when a pulse motor is used as the drive source. FIG. 4 is a sectional view showing an example of a throttle valve, and FIG. 5 is a diagram showing an example of the relationship between the movement distance of the pusher of the throttle valve and the internal pressure of the blood circuit.
Claims (1)
制御する装置であつて、 血液系の可撓性チユーブを押圧する押圧機構、
駆動源及びその駆動源の運動を上記押圧機構に伝
達する伝達機構からなる絞り弁と、 血液回路内圧を測定する手段と、 制御目標値を与える設定手段と、 この制御目標値と血液回路内圧の測定値との差
を演算し、その演算結果に応じて上記絞り弁を制
御する装置において、 上記血液回路内圧が上昇し始めたことを検知す
る検知手段と、 その検知手段による検知の前に上記絞り弁の上
記駆動源を高速度で動作させる高速動作手段と、 上記検知手段による検知後において、上記差に
応じて上記高速動作と比較して微速で上記駆動源
を動作させる微速動作手段とを具備することを特
徴とする血液回路内圧制御装置。[Scope of Claim for Utility Model Registration] A device for controlling the internal pressure of a blood circuit of an artificial organ device using a throttle valve, which includes a pressing mechanism that presses a flexible tube of the blood system;
A throttle valve consisting of a drive source and a transmission mechanism that transmits the movement of the drive source to the pressing mechanism; means for measuring blood circuit internal pressure; setting means for providing a control target value; In a device that calculates a difference between a measured value and controls the throttle valve according to the calculation result, a detection means for detecting that the internal pressure of the blood circuit starts to rise; a high-speed operation means for operating the drive source of the throttle valve at a high speed; and a low-speed operation means for operating the drive source at a slow speed compared to the high-speed operation according to the difference after detection by the detection means. A blood circuit internal pressure control device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987082716U JPH0636824Y2 (en) | 1987-05-29 | 1987-05-29 | Blood circuit pressure control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987082716U JPH0636824Y2 (en) | 1987-05-29 | 1987-05-29 | Blood circuit pressure control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63189251U true JPS63189251U (en) | 1988-12-05 |
| JPH0636824Y2 JPH0636824Y2 (en) | 1994-09-28 |
Family
ID=30935621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987082716U Expired - Lifetime JPH0636824Y2 (en) | 1987-05-29 | 1987-05-29 | Blood circuit pressure control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636824Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5636346U (en) * | 1979-08-31 | 1981-04-08 | ||
| JPS5957945U (en) * | 1982-10-08 | 1984-04-16 | 横河電機株式会社 | Internal pressure variable device for fluid flow path |
| JPS6096263A (en) * | 1983-10-31 | 1985-05-29 | 日機装株式会社 | Pressure controller |
-
1987
- 1987-05-29 JP JP1987082716U patent/JPH0636824Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5636346U (en) * | 1979-08-31 | 1981-04-08 | ||
| JPS5957945U (en) * | 1982-10-08 | 1984-04-16 | 横河電機株式会社 | Internal pressure variable device for fluid flow path |
| JPS6096263A (en) * | 1983-10-31 | 1985-05-29 | 日機装株式会社 | Pressure controller |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636824Y2 (en) | 1994-09-28 |