JPH09305101A - Patient simulator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it possible to know what physiologic effect medical treatments provided to a patient exerts on the patient inside the body and to express the conditions of the patient changing every moment in time series. SOLUTION: In a patient conditions calculation part 21, in vivo data of a simulation patient dummy 1 are physiologically calculated at regular intervals based on the simulated data inputted from a data input part 23, and in a condition formulae evaluation part 24, a condition evaluation of the simulated patient dummy 1 is performed based on the in vivo data calculated in the patient conditions calculation part 23 and the condition formulae pre-registered in the condition formulae registration part 25. And then, evaluation results in the condition formulae evaluation part 24 are sent to a patient condition calculation part 22, a calculation device side data transmitter-receiver 21, and a patient conditions expression part 12 via a patient's data transmitter-receiver 11, and a part on which the conditions of the simulated patient dummy 1 should be expressed is identified and the conditions of the simulated patient dummy 1 is expressed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an education system for medical workers such as doctors and nurses, and more particularly to a patient simulator for simulating surgery, nursing, etc. on humans.

[0002]

2. Description of the Related Art Conventionally, patient simulators have been widely used for daily training of persons engaged in medical treatment, mainly for confirming the medical effects of artificial respiration, heart massage and the like.

[0003] As an example of a conventional patient simulator, a treatment action and its effect are detected by a microcomputer, and the state of the patient is displayed from an initial state such as a heart sound and a pulse of the patient set by an instructor. A device that makes the treatment of a patient and the response of the patient to the treatment closer to an actual person is disclosed in
It is disclosed in Japanese Patent No. 32669.

However, in the device disclosed in Japanese Patent Publication No. 61-32669, since the focus is on the treatment and the method of measuring the effect, the change in the state of the patient and the effect of the treatment are physiologically determined. Could not be verified.

[0005] On the other hand, the state of the human circulatory system is measured by hundreds of values ranging from measurable values such as blood pressure and heart rate to unmeasurable values such as internal blood flow and sympathetic tone. Physiological models have been proposed and manufactured, which are expressed using and simulate human state changes based on physiological laws.

[0006]

The conventional patient simulator as described above is effective in acquiring techniques such as artificial respiration and heart massage, which are medical actions required in practice, but is difficult for patients. There is a problem in that it is not possible to know what physiological effects the medical action performed on the patient's body has.

[0007] In addition, there is a problem in that the patient's state, which changes every moment, cannot be displayed in a time-series manner.

The present invention has been made in view of the above-mentioned problems of the prior art, and describes what physiological effects medical treatment performed on a patient has in a patient's body. An object of the present invention is to provide a patient simulator capable of knowing whether the patient is performing the treatment and displaying the patient's state that changes every moment in time series.

[0009]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a patient simulating doll which becomes a simulated patient when simulating surgery or nursing on a human, and a simulating doll for the patient simulating doll. A state simulator for processing data, a patient simulator in which the state of the patient simulation doll based on simulation data externally input to the state calculation apparatus is displayed, wherein the patient simulation doll is , A patient-side data transmitting / receiving unit for exchanging simulation data with the state calculation device, and the patient simulation doll based on the simulation data transmitted from the state calculation device via the patient-side data transmission / reception unit. A patient state display unit for displaying a state, wherein the state calculation device includes a calculation device-side data transmission / reception unit that exchanges simulation data with the patient simulation doll; A data input unit for inputting initial data for the patient simulation doll, and a patient calculating in-vivo data of the patient simulation doll at predetermined time intervals based on the initial data input at the data input unit. A state calculation unit, a data display unit for displaying a calculation result in the patient state calculation unit, and a conditional expression registration unit in which information on the state of the patient simulation doll for the calculation result in the patient state calculation unit is stored. A conditional expression evaluation unit that evaluates the state of the patient simulation doll based on a calculation result in the patient state calculation unit and information stored in the conditional expression registration unit, and the patient simulation in the patient state calculation unit. The calculation of the doll's internal data is a physiological model that simulates changes in human condition by expressing the state of the human circulatory system using numerical values. Characterized in that it is performed based on.

The patient simulation doll detects the contents of the treatment when the treatment is performed on the patient simulation doll from the outside according to the state of the patient simulation doll, and the patient state calculation unit. A treatment detection unit that sends the treatment content to
The patient state calculation unit stores the transmitted treatment contents and takes in the transmitted treatment contents at the time of calculating the in-vivo data of the patient simulation doll next time, and performs the calculation.

(Operation) In the present invention configured as described above, the patient state calculation unit calculates the in-vivo data of the patient simulation doll at regular intervals based on the initial data input through the data input unit. The conditional expression evaluation unit evaluates the state of the patient simulated doll based on the in-vivo data calculated by the patient state calculation unit and the conditional expression registered in advance in the conditional expression registration unit. The evaluation result in the section is sent to the patient state display section via the patient state calculation section, the calculation device side data transmission / reception section, and the patient side data transmission / reception section, and the part for performing the state display of the patient simulation doll is specified and the patient simulation The state of the doll is displayed. Here, the calculation of the in-vivo data of the patient simulated doll in the patient state calculation unit is performed based on a physiological model that simulates a human state change by expressing the state of the human circulatory system using numerical values. Therefore, the physiological effect that the medical action performed on the patient simulation doll has on the body of the patient simulation doll and the state of the patient simulation doll that changes every moment are displayed in a time-series manner.

In the case where a treatment detecting unit for detecting the contents of the treatment when the treatment is applied to the patient simulation doll from the outside according to the state of the patient simulation doll is provided in the patient simulation doll, In the detection unit, the detected treatment content is sent to the patient condition calculation unit, and the transmitted treatment content is stored in the patient condition calculation unit, and is transmitted at the next calculation of the in-vivo data of the patient simulation doll. The contents of the treatment are taken in, the calculation is performed, and the result is displayed via the data display unit.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.

(First Embodiment) FIG. 1 is a block diagram showing a first embodiment of a patient simulator according to the present invention.

In this embodiment, as shown in FIG. 1, a patient simulation doll 1 which becomes a simulated patient when simulating surgery or nursing on a human, and a state calculation for processing simulation data for the patient simulated doll 1 The patient simulation model 1 includes a patient data transmission / reception unit 11 for exchanging simulation data with the state calculation device 2, and a state calculation device via the patient data transmission / reception unit 11. 2, the complexion of the patient simulation doll 1 based on the simulation data sent from
A patient state display section 12 for displaying states such as body temperature and heart sounds is provided, and a state calculation apparatus 2 is a data transmission / reception apparatus for exchanging simulation data with the simulation model doll 1 of the patient. Unit 21, a data input unit 23 for inputting initial data for the patient simulation doll 1, and the patient simulation doll 1 at predetermined time intervals based on the initial data input at the data input unit 23. Regarding a patient state calculation unit 22 for physiologically calculating in-vivo data, a data display unit 26 for displaying a calculation result in the patient state calculation unit 22, and a state of the patient simulation doll 1 with respect to the calculation result in the patient state calculation unit 22 The patient model is simulated based on the conditional expression registration unit 25 in which the information is stored, and the calculation result in the patient state calculation unit 22 and the information stored in the conditional expression registration unit 25. A condition evaluation unit 24 which performs state evaluation form 1 is provided.

The operation of the patient simulator configured as described above will be described below.

FIG. 2 is a flow chart showing the flow of operation of the patient simulator shown in FIG.

First, when the instructor of the simulator inputs initial data relating to the initial state of the patient simulation doll 1 to the state calculation device 2 via the data input unit 23, the start of the simulation is notified to the patient state calculation unit 22. (Step S1).

Then, in the patient state calculation section 22, the in-vivo data of the patient simulated doll 1 is physiologically calculated based on the input data on the initial state, and the result is sent to the state display section 26 and the conditional expression evaluation section 24. Sent. Here, in the state display unit 26, the in-vivo data calculated by the patient state calculation unit 22 is displayed on the computer screen (step S2). In calculating the in-vivo data of the patient simulated doll 1, the state of the human circulatory system is expressed as
Expresses using hundreds of numerical values, from measurable values such as blood pressure and number of heartbeats to unmeasurable values such as internal blood flow and sympathetic tone, based on physiological laws. It is based on a physiological model that simulates the change.

When the in-vivo data calculated by the patient condition calculation unit 22 is sent to the condition evaluation unit 24, the in-vivo data sent by the condition expression evaluation unit 24 and the condition registered in the condition expression registration unit 25 in advance. The state evaluation of the patient simulation doll 1 is performed based on the formula (Step S3). Here, the conditional expression stored in the conditional expression registering unit 25 is, for example, a patient simulated doll calculated by the patient state calculating unit 22 such as "the complexion turns pale when the hematocrit value falls below 35%". 1 is a formula for deriving the state of the patient simulation doll 1 displayed on the patient state display unit 12 of the patient simulation doll 1 from the in-vivo data of the patient 1.

The evaluation result in the conditional expression evaluation section 24 is fed back to the patient state calculation section 22, and the feedback evaluation result in the patient state calculation section 22 is transmitted to the calculation device side data transmission / reception section 21 and the patient side data transmission / reception section 1.
It is transmitted to the patient status display unit 12 via 1 (step S4).

Then, the part for performing the state expression is specified in the patient state expression unit 12 based on the transmitted data of the evaluation result (step S5), and the state of the patient simulated doll 1 is expressed (step S5). Step S6).

At this time, in order to prevent the state expression from being continued even after the part whose state has been once expressed no longer satisfies the conditional expression, the state expression is performed for all parts not satisfying the conditional expression. Cleared (step S7).

Thereafter, the process waits for a predetermined data update interval (several seconds to one minute) (step S).
8) Then, the process returns to step S3 again, and the in-vivo data of the patient simulated doll 1 is calculated.

(Second Embodiment) FIG. 3 is a block diagram showing a patient simulator according to a second embodiment of the present invention.

In the present embodiment, as shown in FIG. 3, a treatment detection is performed in the patient simulation doll 1 by detecting a treatment applied to the patient simulation doll 1 from the outside according to the state of the patient simulation doll 1. A portion 13 is provided, and the other configuration is the same as that shown in FIG.

In the patient simulator shown in FIG. 3, when a treatment according to the state of the patient simulated doll 1 is applied to the patient simulated doll 1 from the outside, the treatment detecting section 13 first detects the contents of the treatment. After that, the treatment content detected by the treatment detecting unit 13 is transmitted to the patient state calculating unit 22 via the patient-side data transmitting / receiving unit 11 and the computing device-side data transmitting / receiving unit 21.

Then, the transmitted treatment contents are stored in the patient state calculation unit 22, and the treatment contents for the patient simulation doll 1 are taken in and calculated at the next time of calculating the in-vivo data of the patient simulation doll 1.

Then, the result calculated by the patient condition calculation unit 22 is displayed on the computer screen via the data display unit 26.

(Third Embodiment) Hereinafter, as a third embodiment of the patient simulator of the present invention, a case where a patient simulation doll is simulated on a computer will be described.

In the first and second embodiments described above, the patient's state is displayed using a doll. However, the state can be displayed on a computer screen.

FIG. 4 shows a third embodiment of the patient simulator of the present invention.
FIG. 2 is a block diagram showing an embodiment.

In this embodiment, as shown in FIG. 4, a patient simulation device 10 is provided instead of the patient simulation doll 1 (see FIG. 3) as compared with the one shown in FIG.
The configuration inside is similar to the configuration inside the patient simulation doll (see FIG. 3). For other configurations, see FIG.
Is the same as that shown in FIG.

In the patient simulator shown in FIG. 4, a treatment to be performed from the outside according to the state of the patient is input from a computer which is the patient simulator 10, and the state of the patient is a doll as shown in FIG. Instead, it is displayed using computer graphics on the screen of a computer that is the patient simulation apparatus 10.

[0035]

As described above, in the present invention,
Since the calculation of the in-vivo data of the patient simulation doll in the patient state calculation unit is performed based on a physiological model that simulates a human state change by expressing the state of the human circulatory system using numerical values, It is possible to know what kind of physiological effects medical treatment performed on the patient simulated doll has in the body of the patient simulated doll. Can be revealed.

[0036] Thus, the user can acquire the ability to perform an effective treatment with an eye on improving the internal condition of the patient, rather than an ad hoc measure such as coping with an abnormal condition that appears on the surface of the patient. can do.

[Brief description of drawings]

FIG. 1 is a block diagram showing a first embodiment of a patient simulator according to the present invention.

FIG. 2 is a flowchart showing a flow of operation of the patient simulator shown in FIG.

FIG. 3 is a block diagram showing a second embodiment of the patient simulator of the present invention.

FIG. 4 is a block diagram showing a third embodiment of the patient simulator of the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 patient simulation doll 2 state calculation device 10 patient simulation device 11 patient side data transmission / reception unit 12 patient state display unit 13 treatment detection unit 21 calculation device side data transmission / reception unit 22 patient state calculation unit 23 data input unit 24 conditional expression evaluation unit 25 condition Formula registration unit 26 Data display unit

Claims (2)

[Claims] 1. A simulated doll which becomes a simulated patient when simulating surgery or nursing on a human, and a state calculation device for processing simulated data for the simulated doll. A patient simulator in which a state of the patient simulation doll based on simulation data externally input to the device is displayed, wherein the patient simulation doll exchanges simulation data with the state calculation device. A patient state data transmission / reception unit, and a patient state display unit that displays a state of the patient simulation doll based on simulation data transmitted from the state calculation device via the patient side data transmission / reception unit, The state calculation device includes a calculation device-side data transmission / reception unit that exchanges simulation data with the patient simulation doll, and initial data for the patient simulation doll is input. A data input unit for calculating the in-vivo data of the patient simulation doll at predetermined time intervals based on the initial data input at the data input unit; and a patient status calculation unit. A data display unit for displaying the calculation result in, a conditional expression registration unit storing information on the state of the patient simulation doll for the calculation result in the patient state calculation unit, and a calculation result in the patient state calculation unit. A conditional expression evaluator that evaluates the state of the patient simulation doll based on information stored in the conditional expression registration unit.The calculation of the in-vivo data of the patient simulation doll in the patient state calculator is performed by a human. A patient system characterized by a physiologic model that simulates human state changes by expressing the state of the circulatory system using numerical values. Regulator. 2. The patient simulator according to claim 1, wherein, when a treatment is performed on the patient simulation doll from outside in accordance with a state of the patient simulation doll, the treatment of the treatment is performed. It has a treatment detection unit that detects the contents and sends the treatment contents to the patient state calculation unit.The patient state calculation unit stores the transmitted treatment contents and calculates the next in-vivo data of the patient simulation doll. A patient simulator that sometimes takes in the transmitted treatment contents and performs calculations.