FLUID CONVEYANCE SYSTEM AND FLUID CONVEYANCE DEVICE

• US 20080031740A1
• Filed: 07/31/2007
• Published: 02/07/2008
• Est. Priority Date: 08/01/2006
• Status: Active Grant

• Current Assignee: Seiko Epson Corporation (Seiko Group)
• Original Assignee: Seiko Epson Corporation (Seiko Group)
• Inventors: KAWASUMI, Kazuo, MIYAZAKI, Hajime
• Granted Patent: US 7,762,788 B2
• Time in Patent Office: Days
• US Class Current: 417/12
• CPC Class Codes: A61M 2205/3523 using telemetric means
• CPC Class Codes: A61M 2205/3569 sublocal, e.g. between console and disposable
• CPC Class Codes: A61M 2205/52 with memories providing a history of measured variating parameters of apparatus or patient
• CPC Class Codes: A61M 2205/6018 providing set-up signals for the apparatus configuration
• CPC Class Codes: A61M 2205/8206 battery-operated
• CPC Class Codes: A61M 5/1413 Modular systems comprising interconnecting elements
• CPC Class Codes: A61M 5/14232 Roller pumps
• CPC Class Codes: A61M 5/14276 specially adapted for implantation
• CPC Class Codes: A61M 5/172 electrical or electronic A61M5/16804, A61M5/16831 take precedence
• CPC Class Codes: F04B 43/0081 systems, control, safety measures
• CPC Class Codes: F04B 43/12 having peristaltic action
• CPC Class Codes: F04B 43/1253 by using two or more rollers as squeezing elements, the rollers moving on an arc of a circle during squeezing
• CPC Class Codes: F04B 49/00 Control , e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
• CPC Class Codes: F04B 49/065 and making use of computers

Abstract

A fluid conveyance system includes: a fluid conveyance device including a micro pump module which compresses a flexible tube communicating with a fluid containing receptacle and discharges a fluid, a memory device furnished on the micro pump module which stores individual identification data of the micro pump module, and a power source; a discharge data processing device which stores basic data for driving the fluid conveyance device; and a communication device having a communication unit which interconnects the fluid conveyance device and the discharge data processing device, wherein the discharge data processing device inputs discharge data, for discharging a desired discharge amount of a fluid, calculated from the identification data and the basic data read via the communication device, into the memory device via the communication device, and the fluid conveyance device is driven based on the discharge data.

Claims

1. A fluid conveyance system comprising:

a fluid conveyance device including a micro pump module which compresses a flexible tube communicating with a fluid containing receptacle and discharges a fluid, a memory device furnished on the micro pump module and which stores individual identification data of the micro pump module, and a power source;

a discharge data processing device which stores basic data for driving the fluid conveyance device; and

a communication device having a communication unit which interconnects the fluid conveyance device and the discharge data processing device, wherein

the discharge data processing device inputs discharge data, for discharging a desired discharge amount of a fluid, calculated from the identification data and the basic data read via the communication device, into the memory device via the communication device, and

the fluid conveyance device is driven based on the discharge data.

2. The fluid conveyance system according to claim 1, wherein

the identification data include at least an identification code of the micro pump module, a manufacturing period, and a correction coefficient for correcting a discharge amount fluctuation due to a fluctuation in inner diameter of the tube.

3. The fluid conveyance system according to claim 1, wherein

the power source is a battery,

the basic data further include an initial battery capacity of the power source,

the discharge data include a discharge speed and a discharge time of the fluid,

the discharge data processing device, including a calculation device which calculates a remaining capacity of the battery from a consumption current value and a discharge time of the micro pump module, transmits a discharge speed and a discharge time of a re-drivable range, based on the remaining capacity, to the memory device, and

the fluid conveyance device is re-driven based on the discharge speed and the discharge time.

4. The fluid conveyance system according to claim 1, wherein

the identification data include at least an identification code, a manufacturing period, and the correction coefficient, and

the identification data are input from the discharge data processing device, via the communication device, into the micro pump module.

5. The fluid conveyance system according to claim 1, wherein

the identification data include at least an identification code, a manufacturing period, and the correction coefficient,

a display portion which displays the identification data is disposed in a position opposite a reader furnished on the communication device of the micro pump module, and

the identification data is input by the reader, via the communication device, from the display portion into the discharge data processing device, and discharge data calculated based on the basic data and the identification data are transmitted to the micro pump module via the communication device.

6. A fluid conveyance device comprising:

a micro pump module which compresses a flexible tube communicating with a fluid containing receptacle and discharges a fluid;

a memory device furnished on the micro pump module and which stores individual identification data of the micro pump module; and

a power source, wherein

a discharge data processing device, which stores basic data for driving the fluid conveyance device, inputs discharge data for discharging a desired discharge amount of a fluid, calculated from the identification data and the basic data read via a communication device, which has a communication unit which interconnects the fluid conveyance device and the discharge data processing device, into the memory device via the communication device, and

the fluid conveyance device is driven based on the discharge data.