WO2004039437A1 - 薬液注入装置の薬液計量装置 - Google Patents
薬液注入装置の薬液計量装置 Download PDFInfo
- Publication number
- WO2004039437A1 WO2004039437A1 PCT/JP2003/013680 JP0313680W WO2004039437A1 WO 2004039437 A1 WO2004039437 A1 WO 2004039437A1 JP 0313680 W JP0313680 W JP 0313680W WO 2004039437 A1 WO2004039437 A1 WO 2004039437A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- weight
- chemical
- chemical solution
- injector
- injection device
- 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.)
- Ceased
Links
Classifications
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
- A61M5/1684—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion
- A61M5/16845—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion by weight
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/148—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags
- A61M5/152—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags pressurised by contraction of elastic reservoirs
Definitions
- the present invention relates to a drug solution measuring device used in a drug solution injection device provided with an elastic container used in the medical field.
- Japanese Patent Publication No. Hei 4-36027 discloses a long, substantially cylindrical, elastic container 41, and a liquid container for injecting a chemical solution into the elastic container 41.
- a technique of a drug solution injector 40 including an injection port 42 and a delivery pipe 43 for delivering a drug solution discharged from one end of the elastic container toward a patient is disclosed.
- the liquid injector 40 includes a substantially cylindrical stress member 44 having a diameter larger than the inner diameter of the elastic container 41 inside the elastic container 41.
- the elastic container 41 is fixed to the stress member 44 with some stress applied in the radial direction.
- this liquid injector 40 when an appropriate liquid is injected into the device 40 via the injection port 42 by means of a syringe tube 45 or the like, a countercurrent, not shown, provided on the stress member 44 The chemical solution enters the elastic container 41 via the check valve, and is stored in the elastic container 41. Then, the chemical solution pressurized by the contraction force of the elastic container 41 is injected into the patient through the hole 46 provided in the stress member 44 and the delivery pipe 43 this time.
- the The amount has to be determined from the change in the shape of the elastic container 41, and it is difficult to determine the timing of replacement of the drug solution injector 40 and the like. Therefore, in the technology disclosed in Patent Document 1, as a means for confirming the remaining amount of the chemical solution filled in the elastic container 41, the elastic container 41 is almost empty on the stress member 44. A plurality of indicator bumps 47 are provided to indicate the state. Although the elastic container 41 is invisible when the elastic container 41 expands, the indike overnight bump 47 expands and contracts so that the elastic members 41 become visible in order from both ends of the stress member 4 4 as the elastic container 41 approaches the sky. It is configured to be able to determine the remaining amount of the chemical solution filled in the volatile container 41.
- the above-described indicator bumps 47 of the liquid injector 40 only show a change in the shape of the elastic container 41, and the remaining amount of the chemical filled in the elastic container 41 is quantitatively confirmed. There was a problem that it was not possible.
- the present invention has been made in view of the above-mentioned problems, and is directed to a drug solution injection device capable of quickly and accurately measuring the remaining amount of a drug solution at a site where a drug solution is delivered to a patient by using a simple and inexpensive device. It is an object to provide a chemical solution measuring device. Disclosure of the invention
- the present invention for solving the above-mentioned problems includes a stretchable container, an injection port for injecting a drug solution into the stretchable container, and a delivery for delivering a drug solution discharged from one end of the stretchable container to a patient.
- the weight measuring means includes a suspending means for suspending the liquid injector, and the suspending means suspends the liquid injector to measure the weight of the liquid injector.
- the weight measuring means includes the suspension means for suspending the chemical liquid injector, and the dedicated suspension means suspends the chemical liquid injector to measure the weight of the chemical liquid injector.
- the suspension means suspends the chemical injection device by detachably suspending a hanger provided on the chemical injection device.
- the suspension means detachably suspends the suspending device provided on the drug solution injection device. Therefore, in the detached state in which the suspension means is detached from the drug solution injection device, the measurement means is connected to the drug solution injection device. It is possible to prevent trouble in handling. In addition, when it is necessary to measure the remaining amount of the liquid medicine filled in the elastic container, the liquid injection device can be promptly brought into a suspended state by the suspension means by the suspension means.
- medical solution measuring device is equipped with the string-shaped coupling tool, and can be connected with a chemical
- the suspension means suspends the liquid injector by storing the liquid injector in a bag-shaped case and suspending the liquid injector. It is a chemical liquid measuring device.
- the liquid injector is housed in the bag-shaped case and the suspension means suspends the liquid injector, the weight of the liquid injector is measured with a simple structure without requiring a large-scale mechanism. As a result, manufacturing costs can be reduced.
- the weight measuring means is zero-corrected so that the indicator for weight measurement shows a zero point in a scale display in a state where the medical solution is not filled in the elastic container.
- the zero point of the weight measuring means is corrected so that the elasticity container is not filled with the drug solution, so that the weight measurement indicator shows a zero point on the scale display.
- the amount of the drug solution filled in the elastic container can be unequivocally measured immediately after the measurement of the weight measuring means without considering the weight of the drug solution injection device each time.
- the weight measuring means includes an elastic member for supporting the weight of the liquid injector, and is preferably a weight scale for measuring the weight of the liquid injector by expansion and contraction of the elastic member.
- the weight measuring means includes a flexible member for supporting the weight of the chemical liquid injector, and is a weight for measuring the weight of the chemical liquid injector by expansion and contraction of the flexible member.
- the device can be made compact and space-saving.
- FIG. 1 is a side view showing a configuration of a drug solution measuring device according to a first embodiment of the present invention. You.
- FIG. 2 is an explanatory view showing the configuration of the weight measuring means 1 of the drug solution measuring device according to the first embodiment of the present invention, and (a) is a side view. (B) is a sectional view of (a).
- FIG. 3 is an explanatory diagram showing a use state of the drug solution measuring device according to the first embodiment of the present invention.
- FIG. 4 is a side view showing the configuration of the drug solution measuring device according to the second embodiment of the present invention.
- FIG. 5 is a cross-sectional view showing a modified example of the weight measuring means.
- FIG. 5 (a) shows a first modified example of the weight measuring means 1.
- (B) shows a second modification of the weight measuring means.
- (C) shows a third modification of the weight measuring means.
- FIG. 6 shows a fourth modification of the weight measuring means, and (a) is a side view. (B) is a sectional view showing the inside.
- FIG. 7 shows a fifth modification of the weight measuring means.
- FIG. 8 is a cross-sectional view showing an example of a configuration of a conventional chemical solution measuring device.
- FIG. 1 is a side view showing a configuration of a drug solution measuring device 10 according to the first embodiment of the present invention
- FIG. 2 is a diagram showing a weight of the drug solution measuring device 10 according to the first embodiment of the present invention.
- FIG. 2 is an explanatory diagram showing a configuration of a measuring means 1.
- FIG. 2 (a) shows a side view
- FIG. 2 (b) shows a cross-sectional view of (a).
- an illustrated chemical solution measuring device 10 includes an elastic container 31 and an injection port for injecting a chemical into the elastic container 31. 3 2 and a delivery pipe 3 for delivering the drug solution discharged from one end of the elastic container 3 1 toward the patient 3 3 is a chemical solution measuring device 10 employed in a chemical solution injection device 30 provided with a device 3 for accurately measuring the remaining amount of the solution filled in the elastic container 31 with high accuracy.
- the weight measuring means 1 is used, and the weight of the chemical liquid injector 30 is measured by using the weight measuring means 1 so that the remaining amount of the chemical liquid filled in the elastic container 31 Is configured to weigh.
- the weight measuring means 1 includes a suspending means 2 for suspending the chemical liquid injector 30.
- the suspending means 2 suspends the chemical liquid injector 30 to measure the weight of the chemical liquid injector 30. .
- the suspension means 2 is constituted by an annular member made of metal, and the suspension means 2 removably suspends the hanger 3 provided in the chemical liquid injector 30. It is configured to be able to. Thereby, the suspension means 2 can be separated from the liquid injector 30 on the one hand to prevent the weight measuring means 1 from interfering with the handling of the liquid injector 30, while the remaining liquid remains on the other hand. When it is necessary to measure the amount, the chemical liquid injector 30 can be immediately suspended from the weight measuring means 1.
- the measuring means is always kept in the vicinity of the liquid injector 30 to be used and ready for use so that a prompt weighing operation can be performed.
- the chemical solution measuring device 10 is provided with a string-like connecting tool 4, and is configured to be connectable to the chemical solution injection device 30 by the connecting tool 4.
- the weight measuring means 1 can not only weigh accurately and accurately with a simple mechanism but also does not require a space by making the device compact.
- a weight scale having an elastic member 6 is employed in the case 5, and the elastic member 6 is connected to the suspension means 2 through a rod member 7.
- the elastic member 6 employs a coil spring. When the coil spring is extended by the weight of the liquid injector 30, the weight is measured from the amount of extension.
- the remaining amount of the chemical solution filled in the elastic container 3 1 can be confirmed by checking the amount of extension of the elastic member 6 of the weight measuring means 1 composed of the weighing scale with the indicator 8 and the scale display 9. It is measured, but it is possible to measure the amount of the chemical liquid filled in the elastic container 31 uniquely from the scale display 9 of the weight measuring means 1 without considering the weight of the chemical injection device 30 each time. For this purpose, the zero point is corrected so that the indicator 8 of the weight measuring means 1 shows a zero point on the scale display 9 in a state where the elastic container 31 is not filled with the drug solution.
- FIG. 3 is an explanatory diagram showing a use state of the drug solution measuring device 10 according to the first embodiment of the present invention.
- a chemical solution injection device 30 is provided using suspension means 2 of weight measuring means 1.
- suspension means 2 of weight measuring means 1 By suspending the suspended suspending device 3 in a detachable manner, the entire weight of the chemical liquid injection device 30 is applied to the flexible member 6 (FIG. 2) of the weight measuring means 1, and the liquid is injected by expanding the flexible member 6. The weight of the input device 30 is measured.
- the weight measuring means 1 is preliminarily zero-corrected so that the ink container 8 of the weight measurement shows a zero point on the scale display 9 while the elastic container 31 is not filled with the chemical solution. Therefore, the remaining amount of the drug solution filled in the elastic container 31 is uniquely confirmed from the scale display 9 of the weight measuring means 1.
- the chemical solution measuring device 10 since the weight of the chemical solution injection device 30 is measured using the weight measuring means 1, it is possible to reliably expand and contract accurately. It is possible to measure the remaining amount of the chemical solution filled in the sexual container 31.
- the weight measuring means 1 includes a suspending means 2 for suspending the chemical liquid injector 30. Since the chemical injection device 30 is suspended by the dedicated suspension means 2 and the weight of the chemical injection device 30 is measured, a large-scale mechanism is not required, and the chemical injection device 30 has a minimum required simple structure. As a result of being able to measure the weight, it is possible to suppress the production cost.
- the suspending means 2 removably suspends the suspending tool 3 provided on the chemical liquid injector 30, the weight measuring means 1 is in the detached state where the suspending means 2 is detached from the chemical liquid injector 30. It is possible to prevent the handling of the liquid injector 30 from being hindered.
- the drug solution injection device 30 can be promptly suspended by the suspension means 2 by the suspension means 2.
- the drug solution measuring device 10 and the drug solution injection device 30 are connected by the string-shaped connecting member 4, even when the suspension means 2 is separated from the drug solution injection device 30, the measurement means is always present. Can be used in a standby state near the chemical liquid injector 30 for use, so that a quick weighing operation can be performed.
- the zero point of the weight measuring means 1 is corrected so that the indicator 8 of the weight measurement indicates the zero point on the scale display 9.
- the amount of the drug solution filled in the elastic container 31 can be uniquely measured from the scale display of the weight measuring means 1 without considering the weight of the drug solution injection device 30.
- the weight measuring means 1 is provided with an elastic member 6 that supports the weight of the chemical liquid injector 30 and is a weight scale that measures the weight of the chemical liquid injector 30 by expansion and contraction of the elastic member 6, Not only can accurate weighing be performed with a simple mechanism, but also the device can be made compact and space-saving.
- FIG. 4 shows a configuration of a drug solution measuring device 20 according to the second embodiment of the present invention.
- suspension means 2 can measure the weight of chemical solution injection device 30 with a simple structure.
- the bag-shaped case 2a, the ring 2b, and the hanging string 2c are provided, and the chemical solution injector 30 is stored in the bag-shaped case 2a, and the hanging string 2c is hung by the ring 2b. It is configured to suspend the chemical liquid injector 30 by being bridged.
- the drug solution injection device 30 is housed in the bag-shaped case 2a and the drug solution injection device 30 is suspended, so that The weight of the chemical liquid injector 30 can be measured with a simple structure without requiring a complicated mechanism, and as a result, manufacturing costs can be suppressed.
- FIG. 5 is a cross-sectional view showing a modified example of the weight measuring means 1, and FIG. 5 (a) shows a first modified example of the weight measuring means 1. (B) shows a second modification of the weight measuring means 1. (C) shows a third modification of the weight measuring means 1. Fig. 6 shows a fourth modified example of the weight measuring means 1, and (a) shows a side view.
- FIG. 7 shows a fifth modification of the weight measuring means 1.
- the elastic member 6 employs a rubber piece as shown in the figure, and when the rubber piece is expanded, The weight of the object is measured from the amount of elongation.
- the elastic member 6 As shown in the figure, a resin bellows mechanism is adopted, and when the resin bellows mechanism is extended, the weight of the object to be measured is measured from the amount of extension.
- a coil spring is used as the elastic member 6, but as shown, a string member is used instead of the rod member 7. 11 is employed, and the knot of the string member and other identification members are employed as the indicator 8. Further, the suspension means 2 is configured by making the string member 11 into a ring shape.
- the elastic member 6 employs a coil spring surrounding the rod member 7 as shown in FIG. When the coil spring contracts, the weight of the measured object is measured from the contraction amount.
- the scale display 9 is provided so as to increase as the amount of the drug solution filled in the elastic container 31 decreases.
- the above-described embodiment is merely an example of a preferred specific example of the present invention, and the present invention is not limited to the above-described embodiment.
- the elastic member 6 employs a coil spring, and when the coil spring expands and contracts due to the weight of the chemical liquid injector 30, the weight is measured from the amount of elongation, but not necessarily. It is not limited to the illustrated shape. Various design changes are possible as long as the object to be measured can be weighed by expansion and contraction by weight.
- the suspension means 2 is formed of a metal annular member, but is not necessarily limited to the illustrated metal annular shape. As long as the chemical liquid injector 30 can be detachably suspended, various design changes are possible.
- the weight measuring means 1 also includes an elastic member 6, a rod member 7, an indicator 8, and a scale display.
- the shape of 9 is not necessarily limited to the shape shown in the figure, and various design changes are possible as long as it can be measured accurately with a simple mechanism.
- the suspension means 2 includes a bag-like case 2a, a ring 2b, and a hanging string 2c.
- the liquid injector 30 is accommodated in a, and the liquid injector 30 is suspended by suspending the suspending cord 2c with the ring 2b.
- the ring 2b and the suspending cord 2c are The present invention is not limited thereto, and various other design changes are possible.
- the zero point correction is performed so that the indicator 8 of the weight measuring means 1 shows the zero point in the scale display.
- various designs such as indicating the amount of the drug solution sent to the patient by providing it so as to increase as the amount of the drug solution filled in the elastic container 31 decreases, are used. Changes are possible.
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03758915.7A EP1559441B1 (en) | 2002-10-30 | 2003-10-27 | Liquid medicine-measuring device for liquid medicine-injecting device |
| US10/532,697 US7611496B2 (en) | 2002-10-30 | 2003-10-27 | Liquid medicine-measuring device for liquid medicine-injecting device |
| AU2003275673A AU2003275673A1 (en) | 2002-10-30 | 2003-10-27 | Liquid medicine-measuring device for liquid medicine-injecting device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002-316435 | 2002-10-30 | ||
| JP2002316435A JP4278957B2 (ja) | 2002-10-30 | 2002-10-30 | 薬液注入ユニット |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004039437A1 true WO2004039437A1 (ja) | 2004-05-13 |
Family
ID=32211683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2003/013680 Ceased WO2004039437A1 (ja) | 2002-10-30 | 2003-10-27 | 薬液注入装置の薬液計量装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7611496B2 (ja) |
| EP (1) | EP1559441B1 (ja) |
| JP (1) | JP4278957B2 (ja) |
| AU (1) | AU2003275673A1 (ja) |
| WO (1) | WO2004039437A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5606729B2 (ja) | 2009-12-16 | 2014-10-15 | 大研医器株式会社 | 注入用具及びこれを備えた薬液注入システム |
| WO2015136425A1 (en) * | 2014-03-10 | 2015-09-17 | CARLOS, Richer | Disposable diaper with diuresis indicator |
| US10444060B2 (en) | 2016-05-13 | 2019-10-15 | Adaptec Medical Devices LLC | Fluid container measurement system |
| ES2760470T3 (es) | 2016-05-13 | 2020-05-14 | Adaptec Medical Devices LLC | Sistema de medición de recipientes de líquido que emplea elemento de conexión de célula de carga |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3107745A (en) | 1961-11-16 | 1963-10-22 | Abbott Lab | Spring scale |
| JPS6335262A (ja) * | 1986-07-29 | 1988-02-15 | 西村 重寿 | 点滴液減量報知装置 |
| JPH11221276A (ja) * | 1998-02-09 | 1999-08-17 | Masaki Suzumori | 輸液残量監視装置 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1587904A (en) * | 1924-08-29 | 1926-06-08 | Isaac O Duncan | Baby jumper |
| US2706755A (en) * | 1952-02-18 | 1955-04-19 | Louis R Krasno | Automatic fluid level indicator |
| US3389387A (en) * | 1965-09-10 | 1968-06-18 | Mark M. Hulse | Warning device |
| US3934474A (en) * | 1972-07-10 | 1976-01-27 | Methodist Hospital Of Indiana Inc. | Holding and monitoring apparatus for intravenous infusion container |
| US4454831A (en) * | 1983-07-14 | 1984-06-19 | Gallo Joseph S | Watering indicator for hanging plants |
| US4650464A (en) * | 1985-06-21 | 1987-03-17 | Minneapolis Medical Research Foundation, Inc. | Method for monitoring infusion of intravenous fluid into a patient |
| GB2190756B (en) * | 1986-03-21 | 1989-11-15 | Johnson Measures And Weights L | Spring balance |
| IT8822592A0 (it) * | 1988-11-11 | 1988-11-11 | Zorzi Ostilio | Apparecchio per misurazione-segnalazione per fleboclisi |
| JP2797654B2 (ja) | 1990-05-30 | 1998-09-17 | いすゞ自動車株式会社 | 携行用ブースタ電源装置 |
| US5112319A (en) * | 1991-05-14 | 1992-05-12 | Eric Lai | Infusion alarm system |
| DE9414293U1 (de) * | 1994-09-05 | 1995-10-12 | Günther, Michael, 70569 Stuttgart | Restmengen-Alarmgerät für Infusionsständer |
| US5545855A (en) * | 1994-11-22 | 1996-08-13 | Advanced Fishing Technologies, Inc. | Electronic fish scale for coding and storing weights and displaying same in inverse order |
| US5686704A (en) * | 1995-05-22 | 1997-11-11 | Simser; Daniel C. | Tare compensating tank weighing device |
| US5922999A (en) * | 1998-06-15 | 1999-07-13 | Yang; Ah Mi | Portable scale for fishing purposes |
| US6429391B1 (en) * | 2000-06-16 | 2002-08-06 | Eric K. Gruver | Pocket-sized game scale and measuring device |
| US6371311B1 (en) * | 2000-07-10 | 2002-04-16 | L&P Property Management Company | Rack for storing product |
| US6564509B1 (en) * | 2000-12-29 | 2003-05-20 | Edward Zahner | Notification apparatus for watering houseplants |
| US6608261B2 (en) * | 2001-06-20 | 2003-08-19 | Mohan Thadani | Fishing scale with retractable handle and built-in mechanical thermometer |
| JP2004131102A (ja) * | 2002-10-09 | 2004-04-30 | S T Chem Co Ltd | 吊り下げ式薬剤容器 |
-
2002
- 2002-10-30 JP JP2002316435A patent/JP4278957B2/ja not_active Expired - Fee Related
-
2003
- 2003-10-27 US US10/532,697 patent/US7611496B2/en not_active Expired - Fee Related
- 2003-10-27 EP EP03758915.7A patent/EP1559441B1/en not_active Expired - Lifetime
- 2003-10-27 WO PCT/JP2003/013680 patent/WO2004039437A1/ja not_active Ceased
- 2003-10-27 AU AU2003275673A patent/AU2003275673A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3107745A (en) | 1961-11-16 | 1963-10-22 | Abbott Lab | Spring scale |
| JPS6335262A (ja) * | 1986-07-29 | 1988-02-15 | 西村 重寿 | 点滴液減量報知装置 |
| JPH11221276A (ja) * | 1998-02-09 | 1999-08-17 | Masaki Suzumori | 輸液残量監視装置 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP1559441A4 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1559441B1 (en) | 2016-10-19 |
| JP4278957B2 (ja) | 2009-06-17 |
| US7611496B2 (en) | 2009-11-03 |
| JP2004147862A (ja) | 2004-05-27 |
| AU2003275673A1 (en) | 2004-05-25 |
| EP1559441A1 (en) | 2005-08-03 |
| US20060150725A1 (en) | 2006-07-13 |
| EP1559441A4 (en) | 2010-07-14 |
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