JP5864859B2 - Controller device and injection system - Google Patents

Description

  The present invention relates to an injection system and the like that includes an injection head and a controller device thereof, and injects a medical solution into a patient. In particular, the controller device is made common to a plurality of injection heads to improve product development and product management efficiency. It relates to an injection system that can be used.

At present, CT (Computed Tomography) scanner, MRI (Magnetic Resonance Imaging) apparatus, PET (Positron) as medical diagnostic imaging equipment.
Emission Tomography) devices, angiography devices, and the like are known. When using such an imaging apparatus, a patient may be injected with a contrast medium, physiological saline, or the like (hereinafter also simply referred to as “medical solution”). Proposed.

  An injection system generally includes an injection head to which a syringe is attached and a controller device that controls the operation of the injection head (see, for example, Patent Document 1). The controller device is provided with a display through which an operator can set injection conditions and check real-time information (for example, injection pressure) during injection. Such a controller device is sometimes called a “console”.

JP2004-174039

  By the way, there are various types of injection heads. For example, there are a single cylinder type in which only one syringe is mounted and a two cylinder type in which two syringes are mounted. Also, various injection heads are used depending on the type of imaging device used together, such as for CT, MR, and angiography.

  However, the conventional injection system uses a dedicated controller device for each application such as CT, MR, and angiography, so there is room for improvement in terms of efficiency in product development and product management. It was left.

  The present invention has been made in view of the above problems, and an object thereof is to make a controller device common to a plurality of injection heads and to improve the efficiency of product development and product management.

1. In order to achieve the above object, the controller device of the present invention provides:
A controller device having a display, which is used by being connected to an injection head for injecting a medical solution in a syringe toward a patient,
In order to support a plurality of injection heads, it has a plurality of operation modes corresponding to each injection head,
A function of identifying the connected injection head;
A function to activate an operation mode corresponding to the injection head;
Is provided.

  According to such a configuration, the controller device has a plurality of operation modes, and one operation mode is activated corresponding to the connected injection heads. It becomes possible to respond. Therefore, it is not necessary to manufacture a controller device for each application such as for CT, MR, and angiography, and efficiency in product development and management can be achieved.

The present invention may be as follows.
2. When the injection head is connected to the controller device,
2. The controller device according to 1 above, wherein the identification of the injection head and the activation of the corresponding operation mode are automatically performed.

3. further,
An interface terminal for connecting an external device, or a slot into which a storage medium is inserted,
3. The controller device according to 1 or 2, wherein the software of the controller device is updated using the external device or data of the storage medium.

4). As a housing of the controller device, it has a front panel on the front side and a rear housing on the rear side,
4. The controller device according to any one of 1 to 3, wherein the rear housing is connected to the front panel via a hinge and configured to be opened by a hinge system.

5. 5. The controller device according to any one of 1 to 4, wherein the display is a touch panel type.

6). An injection system comprising the controller device according to any one of 1 to 5 above and an injection head connected thereto,
An injection system configured to be able to update software of the injection head connected to the controller device via the controller device.
In the present application, “software update” includes those performed for the purpose of modifying software and those performed for the purpose of adding new chemical solution injection conditions (injection protocol).

  As described above, according to the present invention, the controller device is shared by a plurality of injection heads, so that product development and product management efficiency can be improved.

It is a mimetic diagram showing typically the whole imaging system. It is a figure which shows a controller apparatus and the injection | pouring head connected to it. It is the perspective view which looked at the controller apparatus from the back side. It is a block diagram of the whole system of FIG. It is a figure which shows the structure of the housing | casing of a controller apparatus. It is a flowchart for demonstrating operation | movement of the system of FIG. It is a figure which shows the connection state of the apparatus at the time of updating software.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 schematically shows the entire imaging system, and this system includes an imaging apparatus 300 that captures a fluoroscopic image of a patient and an injection system 100 connected thereto.

  The injection system 100 includes an injection head 110 for injecting a contrast medium into a patient, and a controller device (console) 150 connected to the head and controlling the operation of the injection head (details will be described later).

  The imaging apparatus 300 includes an apparatus main body 303 that captures a fluoroscopic image of a patient, and a bed 304 that moves the patient on the side. In the block diagram of FIG. 4, a control unit 303a, an imaging unit 303b, and a bed 304 in the apparatus main body are shown. As the imaging apparatus 300, a CT scanner, an MRI apparatus, an angiography apparatus, or the like can be used.

  In this embodiment, a plurality of types of injection heads 110 are selectively connected to the controller device 150 (see FIG. 2). The type of the injection head 110 to be connected is not particularly limited. For example, it is an injection head for CT, MR, or angiography. Moreover, a single cylinder type injection head may be connected, and a two cylinder type injection head may be connected.

  In the example shown in FIG. 1, a single-tube injection head 110 is connected to the controller device 150. The connection between the controller device 150 and the injection head 110 may be a wired connection, or may be a wireless connection (including a wireless connection performed at least in part of the communication path).

  The injection head 110 includes a syringe holding part (not shown) to which the syringe 121 is attached, a piston drive mechanism 115 (see FIG. 4) that moves the piston member of the syringe forward and backward, and a control part 114 that controls the operation of each part. The storage unit 116 stores the identification information of the injection head. The injection head 110 has a communication function for communicating with the controller device 150.

  When the syringe 121 has an identification tag (for example, an RFID tag), the injection head 110 includes a reader / writer (not shown) for reading / writing information on the tag. Also good. Furthermore, the piston drive mechanism 115 may have a pressure sensor (not shown) that detects a pressure pushing the piston member of the syringe, and the injection pressure of the chemical liquid can be monitored using this sensor.

  The syringe 121 may be a prefilled type or a suction type. The syringe 121 may be directly attached to the injection head 110 or may be attached via an adapter.

  As shown in FIGS. 2 to 4, the controller device 150 includes a display 151 that displays predetermined information. The display 151 is, for example, a touch panel type. The operator can make a predetermined input (setting injection conditions, etc.) through the touch panel display 151 of the controller device 150.

  The controller device 150 includes a front panel 155 on the front side and a rear housing 156 on the rear side as casings. As shown in FIG. 3, a plurality of interface terminals 158 to which an external device such as a personal computer is connected are provided on the back surface of the controller device 150. Further, for example, a slot into which a storage medium such as an SD card (registered trademark) is inserted may be provided. In the block diagram of FIG. 4, regarding the controller device 150, a control unit 153 that controls the operation of each unit, a storage unit 154 that stores a plurality of operation modes corresponding to each injection head, a display 151, a slot 159, and an interface terminal 158 is shown.

  The controller device 150 is preferably compatible with a power supply of 100 V to 240 V, and can be used in each country.

  FIG. 5 is a view of the controller device 150 as viewed from above (the housing shape is simplified), and shows a state in which the rear housing 156 is opened. As shown in this figure, in the injection head 150 of this embodiment, a front housing 155 and a rear housing 156 are connected via a hinge 161. The rear housing 156 is opened by a hinge system with the hinge 161 side as a fulcrum.

  According to such a configuration, it is very easy to open and close the housing as compared with the conventional method in which screws are screwed at a plurality of locations along the peripheral edge of the rear housing 156. Therefore, workability at the time of repair and maintenance can be significantly improved. In particular, it is preferable that the controller device 150 is self-supporting with the rear housing 156 opened as shown in FIG. As a result, repair and maintenance work can be performed with the controller device 150 standing up, and workability can be improved.

  The portion connected by the hinge 161 may be a side portion of the controller device 150 (type of FIG. 5), or may be the upper side portion or the lower side portion of the controller device 150.

  The function of the controller device 150 will be described. The controller device 150 has a communication function for communicating with the injection head 110. Specifically, the controller device 150 has a function of identifying the connected injection head when the injection head 110 is connected. This identification may be performed automatically when the injection head 110 is connected, or may be performed when the operator performs a predetermined input at a certain timing.

  The controller device 150 has a function of starting the operation mode corresponding to the injection head after identifying the injection head 110. This operation may be automatically performed after the identification, or may be performed when the operator performs a predetermined input at a certain timing.

  “Activate an operation mode corresponding to the injection head” means a plurality of operation modes stored in the storage unit 154 of the controller device 150 (for example, an operation mode corresponding to the injection head A, an operation corresponding to the injection head B). Mode, an operation mode corresponding to the injection head C, etc.).

Regarding the identification of the injection head, specifically the following information is identified as an example:
-What kind of injection operation the connected injection head performs / how much capacity of the syringe used / whether the injection head is single or double cylinder-what language is used-the injection head Software version information

  The controller device 150 also has a function of updating the program using data of a storage medium inserted into the slot 159 or by a connected personal computer. The present embodiment further includes a function of updating software of the injection head 110 connected to the controller device 150 via the controller device 150 (see FIG. 7).

The operation of the injection system of the present embodiment configured as described above will be described below with reference to FIG.
First, the injection head 110 used in the present system and the controller device 150 are connected (step S1). Hereinafter, an example in which the injection head A is connected to the controller device 150 as shown in FIG. 2 will be described.

  When the injection head A is connected to the controller device, communication is performed between the controller device 150 and the injection head A, and the controller device 150 identifies that the connected device is the injection head A (step S2). .

  Next, the controller device 150 reads out the operation mode corresponding to the identified injection head A from the storage unit 154 and activates it (step S3). As a result, the software screen corresponding to the injection head A is displayed on the display 151.

  Then, the controller device 150 identifies the software version of the injection head A and confirms whether an update is necessary. When the update is necessary, this is displayed on the display 151, and the software is updated after a predetermined input by the operator. This update may be performed automatically.

  When the update is completed or unnecessary, the process proceeds to the next step and enters a standby state (step S4). In this state, the operator makes a certain input to the controller device 150, whereby the injection condition of the chemical solution is set. By injecting the injection head 110 according to the conditions, the chemical solution is injected.

When the injection head A has a function of reading the RFID tag of the syringe 121, the controller device 150 receives tag information read by the injection head A from the injection head A. If necessary, the tag information is displayed on the display 151 of the controller device 150.
Predetermined information (for example, information indicating that the syringe has already been used) may be written on the RFID tag of the syringe after completion of injection.

  According to the system of the present embodiment as described above, a predetermined operation mode is activated according to the injection head 110 to which the controller device 150 is connected, and a plurality of injections are performed by one controller device 150. This can correspond to the head 110. In particular, when the operation mode is automatically activated, the trouble of setting up the system is simplified, and no human error occurs during setup.

  Further, according to the system of the present embodiment, since the controller device 150 can open the housing by a hinge method as shown in FIG. 4, for example, it has conventionally been screwed at a plurality of locations on the housing. Compared with this method, workability during repair and maintenance is improved.

  Further, according to the system of the present embodiment, the software of the injection head 110 can be updated via the controller device 150 while the controller device 150 and the injection head 110 are connected. In the conventional system, it is necessary to connect the external device to each of the controller device 150 and the injection head 110 to perform the software update operation. However, according to the present invention, both operations are performed on the controller device 150. Since the software of the equipment can be updated, the work is very easy and the working time is greatly reduced.

  Although an example of the present invention has been described above, the present invention is not limited to the above, and various modifications can be made.

  For example, in the above-described embodiment, an example in which predetermined information is given to the computer device 150 by connecting a personal computer to the controller device 150 or inserting a predetermined storage medium into the controller device 150 has been described. However, the present invention is not limited to this, and the computer device 150 may be connected to an external network (such as the Internet or a hospital system), and predetermined information may be given via the network.

  Input means for the controller device 150 is not limited to a touch panel, and devices such as a keyboard and a mouse may be used. The controller device 150 may be provided with a speaker for emitting a warning sound or a message. The controller device 150 may be used in an imaging room where the imaging device 300 is disposed, or may be used in another room outside the imaging room.

110 Injection head 115 Piston drive mechanism 121 Syringe 150 Controller device 151 Display 155 Front panel 156 Rear housing 161 Hinge 300 Imaging device

Claims (7)

A controller device having a display, which is used by being connected to an injection head for injecting a medical solution in a syringe toward a patient,
In order to support multiple types of injection heads, each has multiple operation modes corresponding to different types of injection heads,
A function of identifying the connected injection head;
A function to activate an operation mode corresponding to the type of the injection head;
And a controller device that controls the operation of one injection head without simultaneously driving a plurality of injection heads during use. When the injection head is connected to the controller device,
The controller device according to claim 1, wherein the identification of the injection head and the activation of the corresponding operation mode are performed automatically. further,
An interface terminal for connecting an external device, or a slot into which a storage medium is inserted,
The controller device according to claim 1, wherein software of the controller device is updated using the external device or using data of the storage medium. As a housing of the controller device, it has a front panel on the front side and a rear housing on the rear side,
The controller device according to any one of claims 1 to 3, wherein the rear housing is connected to the front panel via a hinge and configured to be able to open in a hinge manner.   The controller device according to claim 1, wherein the display is a touch panel type. The controller device according to any one of claims 1 to 5,
An injection head connected to it,
Infusion system comprising.   The infusion system according to claim 6, wherein software of the infusion head connected to the controller device can be updated via the controller device.

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