WO2005084732A1 - 薬液注入システム - Google Patents
薬液注入システム Download PDFInfo
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- WO2005084732A1 WO2005084732A1 PCT/JP2005/003498 JP2005003498W WO2005084732A1 WO 2005084732 A1 WO2005084732 A1 WO 2005084732A1 JP 2005003498 W JP2005003498 W JP 2005003498W WO 2005084732 A1 WO2005084732 A1 WO 2005084732A1
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- WIPO (PCT)
- Prior art keywords
- chemical
- injection
- data
- syringe
- rfid chip
- Prior art date
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- 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
- A61M5/007—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 for contrast media
-
- 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
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
-
- 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
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
- A61M5/14546—Front-loading type injectors
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10366—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/18—General characteristics of the apparatus with alarm
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/36—General characteristics of the apparatus related to heating or cooling
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
- A61M2205/502—User interfaces, e.g. screens or keyboards
- A61M2205/505—Touch-screens; Virtual keyboard or keypads; Virtual buttons; Soft keys; Mouse touches
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/58—Means for facilitating use, e.g. by people with impaired vision
- A61M2205/581—Means for facilitating use, e.g. by people with impaired vision by audible feedback
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/58—Means for facilitating use, e.g. by people with impaired vision
- A61M2205/583—Means for facilitating use, e.g. by people with impaired vision by visual feedback
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- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
- A61M2205/6009—General characteristics of the apparatus with identification means for matching patient with his treatment, e.g. to improve transfusion security
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
- A61M2205/6018—General characteristics of the apparatus with identification means providing set-up signals for the apparatus configuration
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
- A61M2205/6054—Magnetic identification systems
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- 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
- A61M5/1407—Infusion of two or more substances
- A61M5/1408—Infusion of two or more substances in parallel, e.g. manifolds, sequencing valves
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- 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
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
- A61M5/1456—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons with a replaceable reservoir comprising a piston rod to be moved into the reservoir, e.g. the piston rod is part of the removable reservoir
Definitions
- the present invention relates to a chemical solution injection system for injecting a chemical solution of a chemical solution syringe into a subject with a chemical solution injection device.
- the present invention relates to a chemical injection system that injects a contrast medium into a subject whose fluoroscopic image is captured by a fluoroscopic imaging device such as a scanner.
- Resonance Imaging equipment PET (Positron Emission Tomography) equipment, ultrasonic diagnostic equipment, CT angio equipment, MRA (MR Angio) equipment, etc.
- a chemical solution such as a contrast medium or physiological saline may be injected into the subject, and a chemical solution injection device that automatically performs this injection has been put to practical use! / Speak.
- Such a chemical injection device has a chemical injection mechanism such as a drive motor and a slider mechanism, and a chemical syringe is detachably attached thereto.
- the chemical syringe also has a structural force in which the piston member is slidably inserted into the cylinder member, and there are prefilled type and refill type.
- the prefilled type chemical syringe is shipped in a state where the cylinder member is filled with the chemical solution and the whole is sealed with the packing material, and the refill type chemical syringe is filled by the user with the desired chemical solution in the cylinder member.
- the chemical liquid injection apparatus supplies the chemical liquid corresponding to the input data. Inject the subject. For example, if a contrast medium is injected as a chemical solution, the degree of projection of the subject changes, and a good fluoroscopic image is captured by the fluoroscopic imaging device.
- this drug solution injection device automatically injects physiological saline into the subject in response to the input data corresponding to the input data. For this reason, the contrast medium can be boosted with physiological saline to reduce the consumption of the contrast medium, and the artifact can be reduced with the physiological saline.
- Patent Document 1 JP 2002-11096
- Patent Document 2 JP-A-2002-102343
- a chemical solution can be injected into a subject from a chemical solution syringe, but in order to inject an appropriate chemical solution, an operator needs to select an appropriate chemical solution syringe.
- an operator since there are products with the same appearance even if the types of chemical solutions are different, there is a possibility that an operator may load a chemical syringe with an inappropriate chemical solution into the chemical injection device.
- the chemical syringe is connected to an extension tube and a catheter.
- the needle is connected to the subject with a needle-like member such as a teller, but the chemical injection device injects the chemical at a higher pressure than in manual operation. For this reason, it is necessary to use chemical syringes and extension tubes corresponding to the high pressure of chemical injection devices. It is not possible to prevent the use of unsuitable products as syringe peripheral devices such as extension tubes and catheters. .
- the applicant records various data on the packing material of the chemical syringe with a barcode or the like, and the chemical injection device reads the data on the barcode or the like.
- the chemical injection device reads the data on the barcode or the like.
- the present invention has been made in view of the above-described problems, and an object of the present invention is to provide a chemical injection system that can easily input a large amount of data to a chemical injection device and execute various operations. And
- the chemical liquid injection system of the present invention includes a chemical liquid syringe and a chemical liquid injection device, and the chemical liquid syringe is slidably inserted into a cylinder member filled with the chemical liquid.
- the drug solution injection device injects the drug solution into the subject by relatively moving the cylinder member and the piston member of the drug solution syringe by the drug solution injection mechanism.
- the chemical syringe has an RFID chip on which various data are recorded !
- the chemical injector has an RFID reader and operation control means.
- the RFID reader acquires various data recorded in the R FID chip force
- the operation control means executes a predetermined operation corresponding to at least a part of the various data acquired in the RFID chip force. If an RFID chip that records such variable patterns is installed in a chemical syringe, the chemical injection device injects the chemical according to a predetermined variable pattern.
- the various means referred to in the present invention may be formed so as to realize their functions!
- dedicated hardware that exhibits a predetermined function, and a predetermined function provided by a computer program.
- a plurality of constituent elements that do not need to be independent of each other are formed as one member, and a constituent element is another constituent element. It is also possible that a part of a certain component and a part of another component overlap each other.
- an RFI D chip in which various data are recorded is attached to the chemical solution syringe, and the chemical solution injection device acquires various data recorded in the RFID chip force, Since a predetermined operation is executed corresponding to at least a part of the data, for example, by recording a chemical liquid variable pattern or the like in the chemical liquid syringe using an RFID chip, the chemical liquid injector converts the chemical liquid into a predetermined variable pattern. It is possible to inject correspondingly, and it is possible to easily input a large volume of data into the chemical solution injector and execute various operations.
- FIG. 1 is a schematic block diagram showing a logical structure of a chemical liquid injector according to an embodiment of the present invention.
- FIG. 2 is a perspective view showing a state where a syringe is attached to the injection head of the chemical liquid injection device.
- FIG. 3 It is a perspective view showing the appearance of the chemical liquid injector.
- ⁇ 4 It is a perspective view showing an appearance of an MRI apparatus that is a fluoroscopic image apparatus.
- FIG. 5 is a block diagram showing a circuit structure of the chemical liquid injector.
- FIG. 6 is a flowchart showing the first half of the processing operation of the chemical liquid injector.
- FIG. 7 is a flowchart showing the latter half part.
- FIG. 8 is a flowchart showing the processing operation of the MRI apparatus.
- the chemical injection system 1000 includes a chemical injection device 100, a chemical syringe 200, and an MRI apparatus 300 that is a fluoroscopic imaging device. Force to be described later A contrast medium or the like is injected as a drug solution into a subject (not shown).
- the MRI apparatus 300 includes a fluoroscopic imaging unit 301 and an imaging control unit 302 that are imaging execution mechanisms, and the fluoroscopic imaging unit 301 and the imaging control unit 302 are connected to a communication network. Wired connection at 303.
- the fluoroscopic imaging unit 301 captures a fluoroscopic image from the subject, and the imaging control unit 302 controls the operation of the fluoroscopic imaging unit 301.
- the chemical syringe 200 includes a cylinder member 210 and a piston member 220, and the piston member 220 is slidably inserted into the cylinder member 210.
- the cylinder member 210 has a cylindrical hollow main body 211, and a conduit 212 is formed on the closed end face of the main body 211.
- At least a part of the chemical syringe 200 to be used is a prefilled type, and the prefilled chemical syringe 200 is shipped with the cylinder member 210 filled with the chemical. .
- An RFID chip 214 is attached to the cylinder member 210 of the chemical syringe 200, and the RFID chip 214 includes a name, identification data on the prefilled type force refill type, identification data for each individual, Various data such as identification data, capacity, pressure resistance of cylinder member 210, inner diameter of cylinder member 210, stroke of piston member 220, and the like are recorded.
- the chemical syringe 200 is a prefilled type, it is attached to the RFID chip 214.
- Various data such as name, ingredients, viscosity, expiry date, identification data such as for CT or MR, etc. are also set.
- the prefilled type drug solution syringe 200 is filled with a contrast medium, the 1 ⁇ 10 chip 214 has a variable pattern that changes the injection rate over time. It is.
- the chemical syringe 200 includes a contrast syringe 200C filled with a contrast agent as a chemical solution and a saline syringe 200W filled with physiological saline as the chemical solution. Is equipped with a contrast / saline syringe 200C, W at the same time.
- the contrast / saline syringe 200C, W thus attached to the drug solution injector 100 is connected to the subject by a syringe peripheral device such as a bifurcated extension tube 230, for example.
- a syringe peripheral device such as a bifurcated extension tube 230, for example.
- the RFID chip 214 is also attached to such a syringe peripheral device, and various data such as the name and pressure resistance of the syringe peripheral device are recorded in the RFID chip 214.
- the chemical injection device 100 includes an injection control unit 101 and an injection head 110 which are formed separately.
- the injection control unit 101 and the injection head 110 are separated from each other. Wired with communication cable 102.
- the injection head 110 drives the chemical syringe 200 to be attached to inject the chemical into the subject, and the injection control unit 101 controls the operation of the injection head 110. Therefore, as shown in FIG. 2, the injection control unit 101 has a built-in computer unit 130 and is also wired to the imaging control unit 302 of the MRI apparatus 300 via a communication network 304.
- the injection control unit 101 has a main operation panel 103, a main touch panel 104 as a data display means, a speaker unit 105, and the like arranged on the front surface of the main body housing 106, and a separate controller unit 107 is connected to the connector 108. Wired connection.
- the injection head 110 is attached to the upper end of the caster stand 111 with a movable arm 112. As shown in FIG. 4, the liquid syringe 200 is detachably attached to the upper surface of the head body 113. A cylindrical groove-like recess 114 is formed.
- a cylinder holding mechanism 116 that removably holds the cylinder flange 211 of the chemical syringe 200 is formed at the front of the recess 114, and a piston flange 221 is held behind the recess 114.
- a chemical liquid injection mechanism 117 for sliding is arranged.
- the cylinder holding mechanism 116 is formed as an irregular groove in the recess 114, and the cylinder flange 211 is detachably engaged therewith.
- the chemical liquid injection mechanism 117 has an ultrasonic motor 118 that does not generate a magnetic field even when it operates as a drive source, and slides the piston member 220 by a screw mechanism (not shown) or the like. Further, the chemical liquid injection mechanism 117 also includes a load cell 119, and the load cell 119 detects the pressure that presses the piston member 220.
- contrast / saline syringe 200C, W is individually attached to the two concave portions 114 of the injection head 110, the two concave portions 114 and the two chemical solution injection mechanisms 117 are used to provide the projection agent to the subject.
- a contrast injection mechanism 117C for injecting saline and a saline injection mechanism 117W for injecting physiological saline are formed.
- the cylinder flange 213 of the chemical syringe 200 is formed in an oval shape in which two sides parallel to the outer edge are not formed in a simple annular shape, and the cylinder holding mechanism 116 is a cylinder flange of the chemical syringe 200. Since 213 is held in a predetermined direction so as not to rotate, a pair of RFID chips 214 are individually attached to the drug solution syringe 200 at positions that are above and below when held as described above.
- An RFID reader 122 is disposed at a predetermined position of the recess 114 of the injection head 110, and the RFID of the chemical syringe 200 that is attached to the recess 114 and held by the cylinder holding mechanism 116 is provided. Various data are acquired from the chip 214.
- the injection head 110 is provided with a sub-touch panel 121 as a data display means and an RFID reader 122 as an RFID reader on the rear side surface.
- the RFID reader 122 is connected to the chemical syringe 200 and the extension tube 230. Get various data from RFID chip 214.
- each part of the injection head 110 is formed of a nonmagnetic material, and a portion that cannot be formed of a nonmagnetic material is shielded.
- ultrasonic motor 118 and load cell 119 are non-magnetic metal such as phosphor bronze alloy (Cu + Sn + P), titanium alloy (T1-6A1-4V), magnesium alloy (Mg + Al + Zn).
- the head body 113 and the like are made of non-magnetic resin.
- the chemical injection device 100 includes a combination of the various devices described above. It is connected to the user unit 130, and the computer unit 130 performs integrated control of various devices.
- the computer unit 130 is a so-called one-chip microcomputer, and CPU (Central Processing Unit)
- a processing unit 131
- ROM Read Only Memory
- RAM Random Access Memory
- l / F Interface
- an appropriate computer program is mounted on the information storage medium such as the ROM 132 by firmware or the like, and the CPU 131 executes various processing operations corresponding to the computer program.
- the chemical injection device 100 has the operation control means 140, as shown in FIG. 1, by the operation of the computer unit 130 corresponding to the computer program mounted as described above.
- the operation control means 140 includes logically a confirmation storage means 141, a data collating means 142, a warning output means 143, a data storage means 144, a data holding means 146, a display control means 147, and an injection control means. It has various means such as 148.
- the operation control unit 140 corresponds to a function of executing a predetermined operation corresponding to the computer program in which the CPU 131 is mounted on the ROM 132 or the like and various data acquired from the RFID chip 214, and the confirmation storage unit 141, Data collating means 142, warning output means 143, data storage means 144, data holding means 146, display control means 147, and injection control means 148 are provided.
- the confirmation storage means 141 corresponds to a storage area of the RAM 133 that the CPU 131 recognizes data and stores predetermined confirmation conditions as data.
- the data collating unit 142 collates the confirmation condition stored in the data with various data acquired from the RFID chip 214, and the warning output unit 143 reports and outputs a confirmation warning corresponding to the collation result.
- identification data such as usable chemical syringe 200 and extension tube 230 is registered as a confirmation condition, and RFID chip 122 of chemical solution syringe 200 and extension tube 230 is registered in RFID reader 122.
- the acquired identification data such as the drug solution syringe 200 and the extension tube 230 are collated with the identification data registered in the RAMI 33.
- a guidance message such as "This product is not registered as a usable device, please check if it can be used" will be confirmed. As a warning, it is displayed and output on the main Z-sub touch panel 104 and 121 and also sounded on the speaker unit 105.
- the current date and time is updated daily as a confirmation condition, and data is stored.
- the expiration date is acquired from the RFID chip 214 of the chemical syringe 200
- the expiration date and the current date and time are obtained. Data is collated. If the current date and time has exceeded the expiry date, a guidance message such as “This product has passed the expiry date. Please use a new product” will appear on the main Z sub touch panel 104, 121 as a confirmation warning.
- the speaker unit 105 outputs sound.
- the data storage means 144 is loaded in the injection head 110 and the injection operation is executed.
- the serial number of the prefilled type chemical syringe 200 is data fe. .
- the data collating unit 142 collates the manufacturing number stored in the data with the manufacturing number obtained from the RFID chip 214, and the warning output unit 143 matches the collated manufacturing number.
- a guidance message such as "This prefilled syringe has been used in the past. Please use a new product" is displayed and output as a confirmation warning on the main / sub touch panel 104, 121 and also on the speaker unit 105.
- the data holding means 146 holds various data acquired from the RFID chip 214, and the display control means 147 displays the held various data on the main Z sub touch panel 104, 121 and injects the data.
- the control means 148 controls the operation of the chemical solution injection mechanism 117 in accordance with the various data held.
- the RFID chip 214 of the chemical syringe 200 contains various data such as the name, pressure resistance and capacity of the chemical syringe 200, and the name and components of the chemical solution filled in the chemical syringe 200. Since various data such as the expiration date are recorded, these various data are temporarily stored in the RAM 133 and displayed on the main Z sub touch panel 104, 121. Is output.
- control data for the chemical solution injection mechanism 117 is set in the RFID chip 214 of the chemical solution syringe 200
- the control data is stored in the RAM 133
- the CPU 131 injects the chemical solution corresponding to the stored control data.
- the mechanism 117 is controlled to operate. For example, if a variable pattern that changes the injection speed of the contrast agent over time is recorded on the RFID chip 214 of the contrast syringe 2 OOC, the CPU 131 corresponds to the variable pattern and the contrast injection mechanism 117C The operation speed is varied over time.
- the CPU 131 controls the operation of the chemical injection mechanism 117 according to the capacity stored in the RAM 133. Furthermore, when the chemical solution identification data is acquired from the RFID chip 214 of the contrast syringe 200C and the saline syringe 200W, the CPU 131 operates the contrast injection mechanism 117C and the saline injection mechanism 117W in order.
- the various means of the chemical injection device 100 as described above can be realized by using hardware such as the main Z sub touch panel 104, 121 as necessary.
- the main body is stored in an information storage medium such as ROM132. This is realized by the function of the CPU 131, which is hardware corresponding to resources and computer programs.
- the chemical injection device 100 of this embodiment when used, as shown in FIG. 3, the chemical injection device 100 is arranged in the vicinity of the imaging unit 301 of the MRI apparatus 300 and used Raw food syringe 200C, W and extension tube 230 are prepared.
- the chemical injection device 100 sets data for used devices such as the contrast syringe 200C and the extension tube 230. If various data are not acquired from the chip 214 (step S3—S10), the injection operation is not started (step S11—).
- contrast syringe 200C when "1. Contrast and injection of saline" is switched and input as the operation mode, the contrast syringe 200C, saline syringe 200W, extension tube 230, and injection needle (not shown) are used devices. Since the data is set, the operator makes the RFID chip 214 between the extension tube 230 and the injection needle face the RFID reader 122 on the side of the injection head 110 in order, and sets the contrast Z-zipped syringe 200C, W to the injection head 110. Attach to contrast / saline injection mechanism 117C, W.
- step S3 when the RFID chip 214 such as the extension tube 230 is opposed to the RFID reader 122 of the injection head 110, various data are acquired from the RFID chip 214 by the RFID reader 122 (step S3), and the computer unit 130 Data verification is performed against the confirmation conditions registered in RAM133 (step S4).
- identification data such as the usable drug solution syringe 200 and the extension tube 230 is registered. Therefore, identification data acquired from the RFID chip 214 is not registered as confirmation conditions. And "This product is registered as a usable device Not confirmed, please check the usable card. ”Guidance messages such as“ ”are displayed on the main Z-sub touch panel 104 and 121 as confirmation warnings and output on the speaker unit 105 ( Step S5).
- the acquired data is collated with the confirmation condition (step S4), and a confirmation warning is output if the acquired identification data is not registered as a confirmation condition (step S5). Furthermore, if it is determined that the device to be used is the chemical syringe 200 even if the check conditions are met (step S6), the RFID chip 214 force is also collected and the serial number registered in RA Ml 33 Are collated (step S7).
- control data is included in the computer Is set to RAM 133 in step 130 (step S9).
- the control data is set in various data acquired from the RFID chip 214, and when it is successful, the default control data is set.
- step S11 After the contrast-enhanced Z-syringe syringe 200C, W loaded in the chemical injection device 100 as described above is connected to the subject via the extension tube 230, the operator performs the main Z sub touch panel 10 4, 121 or the main operation panel.
- step S11 the chemical injection device 100 that detects this (step S11) transmits the operation start to the MRI apparatus 300 (step S14).
- the MR I device 300 that has received the work start data from the chemical injection device 100 in this way (step T2) returns the work start to the chemical injection device 100 and performs the imaging operation. Execute (Step ⁇ 8). For this reason, in the fluoroscopic imaging system 1000 of this embodiment, the imaging of the MRI apparatus 300 follows the chemical injection of the chemical injection apparatus 100.
- step S11 to S13 when the chemical injection device 100 is ready as described above (steps S11 to S13), the MRI apparatus 300 performs imaging. Even when start is input (step Tl), the chemical injection of the chemical injection device 100 follows the imaging of the MRI apparatus 300 (steps T4, T6—, S12, S18—).
- step S18- when performing a series of operations of chemical injection (step S18-), the elapsed time of injection start force is measured (step). S19), the contrast injection mechanism 117C and the saline injection mechanism 117W are sequentially controlled in real time in accordance with the elapsed time and the control data acquired from the RFID chip 214 (step S22).
- the chemical injection mechanism 117 is driven as described above, the stress detected by the load cell 119 is acquired in real time in the computer unit 130 (step S20). Corresponding to the viscosity of the chemical obtained from the RFID chip 214 and the inner diameter of the cylinder member 210, the injection pressure of the chemical is calculated from the detected stress of the load cell 119 (step S2 1). The chemical liquid injection mechanism 117 is controlled in real time so as to satisfy the pressure range acquired from (Step S23).
- the RFID chip 214 is always detected by the RFID reader 122 even when the contrast / saline syringe 200 C, W is driven by the contrast / saline injection mechanism 117 C, W as described above. Step S 18). If the above detection is interrupted before completion of the injection operation (step S32) (step S18), the injection operation by the contrast Z saline injection mechanism 117C, W is stopped (step S28).
- a guidance message such as "Syringe dropout has been detected.
- Check that one syringe is installed" is displayed on the main Z-sub touch panels 104 and 121 as a confirmation warning, and the speaker unit 105 Is output (step S26), and abnormal occurrence and injection stop are transmitted to the CT scanner 300 (steps S25 and S28).
- step T10 when the CT scanner 300 receives data indicating the occurrence of an abnormality (step T10), the abnormality occurrence is notified and output as a confirmation warning on a guidance display or the like (step T16), and when an operation stop is received (step T13).
- the imaging operation is stopped (step ⁇ ⁇ ⁇ ⁇ 18).
- the chemical injection device 100 and the MRI apparatus 300 detect the occurrence of abnormality in the above-mentioned ready state (step S13, ⁇ 3), or detect the occurrence of abnormality during operation execution. (Step S23, ⁇ 9), the occurrence of the abnormality is reported and output (Step S2 6, T16), the operation is stopped (step S28, ⁇ 18).
- step S25, ⁇ 15 since the occurrence of the abnormality is also transmitted to the other side (steps S25, ⁇ 15), the other side that has received the data (steps TIO, S24) also reports the occurrence of the abnormality (steps T16, S24). (S26) 0 Since one operation stop is also transmitted to the other (steps S27, T17), the other operation that received the data (steps T13, S31) executes the operation stop (steps T18, S28). ).
- step S29, Tl l When an operation stop is input to one side (step S29, Tl l), the operation stop is executed (step S28, ⁇ 18) and also sent to the other (step S27). , ⁇ 17) On the other side of receiving the data (steps T13 and S31), the operation is stopped (steps T18 and S28).
- step S32, T14 When the operation completion is detected on the one hand (steps S32, T14), the operation end is executed (step S33, ⁇ 19), and the operation end is transmitted to the other side ( In step S34, ⁇ 20), on the other side of receiving the data (step T12, S31), the operation stop is executed (step T18, S28).
- the RFID chip 214 of the device used such as the liquid syringe 200 and the extension tube 230 is used.
- the acquired identification data is registered in the RAM 133 as a confirmation condition (step S36).
- the RFID chip 214 in which various data is recorded is attached to the chemical syringe 200 as described above, and the chemical injection device 100 acquires various data from the RFID chip 214. Since the predetermined operation is executed corresponding to at least a part of the various data, it is possible to easily input a large volume of data to the chemical injection device 100 and execute the various operations.
- the chemical injection system 1000 of this embodiment since at least a part of the various types of data acquired from the RFID chip 214 is stored and displayed on the main Z sub touch panel 104, 121, the operator can Various data such as the chemical syringe 200 used can be confirmed easily and reliably.
- the RFID reader 122 is disposed in the concave portion 114 of the injection head 110, and when the chemical syringe 200 is properly attached to the concave portion 114, the chemical syringe 200 is provided.
- RFID chip 214 faces the RFID reader 122.
- the RFID chip 2 14 is automatically detected by the RFID reader 122. Therefore, the RFID chip 214 of the chemical syringe 200 is easily and reliably injected.
- the RFID reader 122 of the device 100 can read the data.
- the computer unit 130 can operate the chemical injection mechanism 117 only when the RFID reader 122 detects the RFID chip 214. If the chemical syringe 200 has also lost its appropriate position force, the chemical injection can be automatically stopped.
- the mechanical force for detecting the drop of the chemical syringe 200 is comprised of the RFID chip Z readers 214 and 122 for transferring various data from the chemical syringe 200 to the chemical injection device 100. It is possible to detect dropping of the chemical syringe 200 with a simple structure without requiring a mechanism or the like.
- the extension tube 230 can be used even when the liquid syringe 200 is attached to the injection head 110.
- Various data of RFID chip 214 of syringe peripheral devices such as can be easily acquired.
- the sub-touch panel 121 is mounted on the side of the injection head 110, an operator can install the chemical syringe 200 in the recess 114 of the injection head 110, or the RFID reader on the side of the injection head 110.
- the extension tube 230 is opposed to 122, various data are displayed on the sub-touch panel 121 in the vicinity thereof, and various data such as the chemical syringe 200 to be used can be easily and intuitively confirmed.
- the chemical injection device 100 performs various operations corresponding to the various data obtained from the RFID chip 214. When executed, it is easy for the operator to adjust the various operations as desired.
- the chemical injection device 100 stores data, collates the confirmation conditions with various data acquired from the RFID chip 214, and outputs a confirmation warning if necessary. For this reason, for example, if you try to use a chemical syringe 200 that cannot be used with the chemical injection device 100 or a chemical syringe 200 that has exceeded its expiry date, a confirmation warning will be output and a variety of medical errors will occur. Can be prevented.
- the RFID chip 214 such as the chemical syringe 200 and the extension tube 230
- the serial number of each individual is stored, and data is newly acquired from the RFID chip 214.
- a confirmation warning is output, so that the medical syringe 200 or the extension tube 230 that is discarded once used can be used easily and easily. It can be surely prevented.
- the optimal contrast can be satisfactorily maintained, and the physical burden on the subject can be reduced by setting the injection volume of the contrast agent to the minimum necessary.
- the chemical injection device 100 of this embodiment detects the injection pressure of the chemical from the stress that presses the piston member 220 of the chemical syringe 200.
- the injection pressure becomes an abnormal pressure
- a notification warning is output and the injection is performed. Since the operation is forcibly stopped, it is possible to prevent a medical error in which a chemical solution is injected at an abnormal pressure.
- the chemical solution injection device 100 in order for the chemical solution injection device 100 to detect the pressure of the chemical solution, the internal diameter of the cylinder member 210, the viscosity of the chemical solution, and the like are not limited to the stress that presses the piston member 220 of the chemical solution 200.
- the force S that requires various data S, such various data is input to the chemical injection device 100 by the RFID chip 214.
- the chemical injection device 100 can accurately detect the injection pressure for each chemical solution for each chemical solution syringe 200 without requiring a complicated operation in which an operator manually inputs various data to the chemical solution injection device 100.
- the RFID chip 214 is attached not only to the chemical syringe 200 but also to syringe peripheral devices such as the extension tube 230 in the present embodiment.
- the chemical injection device 100 can control the injection operation according to the pressure resistance of the extension tube 230, etc., and it is possible to prevent medical errors etc. that use the extension tube 230 that cannot be used with the chemical injection device 100. can do.
- the chemical solution injection of the chemical solution injection device 100 and the image pickup of the MRI device 300 are automatically linked, so that the contrast medium and the physiological saline are precisely timed. It is possible to take fluoroscopic images of subjects injected in order at appropriate timing.
- the injection head 110 loaded with the chemical syringe 200 is equipped with the RFID reader 122 that acquires various data from the RFID chip 214 and the sub-touch panel 121 that displays and outputs the acquired data. Exemplified that the property is good.
- the RFID reader 122 and the sub-touch panel 121 can be arranged at a position different from the injection head 110, and the RFID reader 122 can be wired or connected as a separate handy unit. It is also possible to be connected to the chemical injection device 100 wirelessly (not shown).
- the effective distance of the wireless communication of the RFID chip Z readers 214 and 122 is assumed to be several centimeters, and data acquisition is executed only when the RFID chip 214 is opposed to the RFID reader 122 in the immediate vicinity. I assumed that. However, it is also possible that the effective distance of the wireless communication is set to several tens of centimeters, and the RFID reader 122 is mounted on the movable arm 112 and placed near the injection head 110 (not shown).
- the chemical syringe 200 is attached to the injection head 110, or the chemical syringe 200 is installed.
- the extension tube 230 is coupled to the RFID reader 214, the RFID chip 214 is automatically placed at a position where it can wirelessly communicate with the RFID reader 122. Further, in such a configuration, one RFID reader 122 can wirelessly communicate with a plurality of RFID chips 214, so that the structure can be further simplified.
- a force exemplifying that the RFID chip 214 is attached to the outer peripheral surface of the cylinder member 210 of the chemical syringe 200.
- such an RFID chip 214 is connected to the outer surface or the end of the piston member 220. It can also be mounted on a surface (not shown).
- the chemical liquid syringe 200 with the RFID chip 214 attached is exemplified as being directly loaded into the chemical liquid injection device 100 with the RFID reader 122 mounted.
- the actual chemical injection device 100 is directly loaded with only the maximum size chemical syringe 200, and the non-maximum size chemical syringe 200 is loaded via a dedicated cylinder adapter (not shown). .
- the RFID reader 122 when the RFID reader 122 is mounted on the cylinder adapter and the cylinder adapter is loaded into the injection head 110, the RFID reader 122 can be connected to the chemical injection device 100 (not shown). ).
- the RFID reader 214 detects the data of the RFID chip 214 between the chemical syringe 200 and the cylinder adapter. It is also possible (not shown).
- the chemical injection device 100 since the use of the chemical syringe 200 and the like is restricted at one time, the chemical injection device 100 obtains the data of the individual serial number from the RFID chip 214 such as the chemical syringe 200 used by the RFID reader 122. Then, the data is stored, and the confirmation warning is output when the newly acquired production number is stored.
- the RFID chip 214 such as the chemical syringe 200 is set as a product in which data can be added, and the chemical injection device 100 has been used in the RFID chip 214 of the chemical syringe 200 that has been loaded and the injection operation has been executed. It is also possible to record and output a confirmation warning when used data is acquired from the RFID chip 214 of the new chemical syringe 200.
- chemical liquid injection control data or the like is also acquired from the RFID chip 214 such as the chemical liquid syringe 200 to the chemical liquid injection device 100, and the chemical liquid injection device 100 controls the operation of the chemical liquid injection according to the control data.
- a time-varying variable pattern of chemical injection is recorded in the RFID chip 214 of the chemical syringe 200, and an imaging region by the MRI apparatus 300 is input by the touch panel 104, 121, etc. It is also possible that the variable pattern is adjusted corresponding to the imaging region.
- the chemical injection device 100 in which the injection operation is completed and the serial number obtained from the RFID chip 214 of the chemical syringe 200 is registered as data ends various operations.
- the chemical injection device 100 that has completed the injection operation and registration of the serial number data as described above detects the removal of the contrast / saline syringe 200C, W by the RFID reader 122, the corresponding contrast Z saline injection mechanism 117C, W Can be automatically retracted to the initial position at the end.
- the chemical injection device 100 which has completed the various operations in this way and retracted the contrast-enhanced Z-meal injection mechanism 117C, W to the home position, is equipped with a new contrast-enhanced Z-meal syringe 200C, W using the RFID reader 122 It is also possible to automatically advance the corresponding contrast Z saline injection mechanism 117C, W to the standby position for holding the piston member 210. In these cases, the chemical solution injection mechanism 117 is automatically placed at an appropriate position by attaching and detaching the chemical solution syringe 200 to the chemical solution injection device 100 at an appropriate timing. Convenience can be improved.
- the force illustrating that the RFID chip 214 is attached to the chemical syringe 200 and the extension tube 214 is applied only to the chemical syringe 200.
- the RFID chip 214 can be attached to various syringe peripheral devices such as a catheter and a chemical solution bottle other than the extension tube 214 (not shown).
- the RFID chip 214 is attached to the chemical syringe 200 and the extension tube 214.
- the wristband attached to the subject's arm and various data of the subject are included. It is also possible to attach an RFID chip 214 in which various data of the subject is set to a peripheral device of the subject such as a medical chart sheet (not shown).
- the injection operation can be controlled according to the weight, age, etc. of the subject. It is also possible to automatically prevent the injection of chemicals not related to the disease.
- the computer of the chemical injection device 100 with such input data of the RFID chip 214 It is possible to update data of programs and resources.
- the chemical injection device 100 having the contrast Z saline injection mechanism 117C, W is exemplified to inject the contrast medium and physiological saline.
- the single chemical injection mechanism 117 is used as the projection agent. It is also possible to implement a chemical solution injection device that injects only a chemical solution, or a chemical solution injection device that injects three or more types of chemical solutions using three or more chemical solution injection mechanisms 117 (not shown).
- the MRI apparatus 300 is used as the fluoroscopic imaging apparatus, and the liquid injector 100 injects the MR contrast agent.
- the fluoroscopic imaging apparatus for example, a CT scanner or a PET apparatus is used as the fluoroscopic imaging apparatus. It is also possible to inject a contrast medium for this using a chemical injection device.
- the CPU 131 operates corresponding to the computer program stored in the RAM 133 or the like, and various means are logically realized as various functions of the chemical liquid injector 100. .
- each of these various means is also possible to form each of these various means as unique hardware, and a part of it as software is stored in the RAM 133 or the like. It is possible to store and partly form as nodeware.
- the manufacturer records various data in the RFID chip 214 of the drug solution syringe 200 and the extension tube 230.
- a medical site such as a hospital that uses the drug solution syringe 200 or the like.
- Various data can be recorded on the RFID chip 214 such as the chemical syringe 200.
- force illustrating that the RFID reader 122 that acquires various data from the RFID chip 214 of the chemical syringe 200 is mounted on the chemical injection device 100.
- the chemical syringe 200 is kept at an appropriate temperature. It is also possible to mount the RFID reader 122 on the chemical heat retaining device V (not shown).
- the chemical solution warming device can keep the chemical solution at an appropriate temperature by controlling the warming operation corresponding to various data acquired from the RFID chip 214. It is also possible to send recorded data to the chemical injection device with the RFID reader 122 installed!
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- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05719813.7A EP1723977B1 (en) | 2004-03-03 | 2005-03-02 | Medical solution injection system |
JP2006510688A JP5342109B2 (ja) | 2004-03-03 | 2005-03-02 | 薬液注入システム |
CN200580006572XA CN1925885B (zh) | 2004-03-03 | 2005-03-02 | 药液注入系统 |
US10/598,536 US7967778B2 (en) | 2004-03-03 | 2005-03-02 | Chemical liquid injection system |
US13/169,497 US9028446B2 (en) | 2004-03-03 | 2011-06-27 | Chemical liquid injection system |
US14/695,868 US20150224250A1 (en) | 2004-03-03 | 2015-04-24 | Chemical liquid injection system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-059034 | 2004-03-03 | ||
JP2004059034 | 2004-03-03 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/598,536 A-371-Of-International US7967778B2 (en) | 2004-03-03 | 2005-03-02 | Chemical liquid injection system |
US13/169,497 Continuation US9028446B2 (en) | 2004-03-03 | 2011-06-27 | Chemical liquid injection system |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005084732A1 true WO2005084732A1 (ja) | 2005-09-15 |
Family
ID=34917956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/003498 WO2005084732A1 (ja) | 2004-03-03 | 2005-03-02 | 薬液注入システム |
Country Status (5)
Country | Link |
---|---|
US (3) | US7967778B2 (ja) |
EP (1) | EP1723977B1 (ja) |
JP (7) | JP5342109B2 (ja) |
CN (3) | CN1925885B (ja) |
WO (1) | WO2005084732A1 (ja) |
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US20070167919A1 (en) | 2007-07-19 |
US20150224250A1 (en) | 2015-08-13 |
JP5600666B2 (ja) | 2014-10-01 |
JP5743991B2 (ja) | 2015-07-01 |
CN105641776A (zh) | 2016-06-08 |
CN103143079A (zh) | 2013-06-12 |
EP1723977A1 (en) | 2006-11-22 |
JP5802713B2 (ja) | 2015-10-28 |
US20110284577A1 (en) | 2011-11-24 |
JP2013212422A (ja) | 2013-10-17 |
JP2012081314A (ja) | 2012-04-26 |
JP2012055772A (ja) | 2012-03-22 |
JPWO2005084732A1 (ja) | 2007-11-29 |
JP5186577B2 (ja) | 2013-04-17 |
JP2014221430A (ja) | 2014-11-27 |
EP1723977B1 (en) | 2021-10-20 |
CN105641776B (zh) | 2021-03-30 |
CN1925885B (zh) | 2013-02-13 |
JP5465711B2 (ja) | 2014-04-09 |
US7967778B2 (en) | 2011-06-28 |
EP1723977A4 (en) | 2012-08-01 |
JP2012250101A (ja) | 2012-12-20 |
JP5342109B2 (ja) | 2013-11-13 |
US9028446B2 (en) | 2015-05-12 |
CN103143079B (zh) | 2016-09-28 |
JP2011139927A (ja) | 2011-07-21 |
CN1925885A (zh) | 2007-03-07 |
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