JP2002090375A - Clinical test system and control method for clinical test system - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a clinical test system that performs a clinical test rationally and efficiently without wasteful work. SOLUTION: Appropriate determination (verification) of a measured value of a sample inspected by an analyzer 11 is performed, and a sample to be verified is transferred to a sample transport system 12 until a verification result is obtained.
The sample is returned to the analyzer 11 by the sample transport system 12 from the standby position and is automatically re-tested by the analyzer 11 in the case of inappropriate determination. I do.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a clinical test system used in a hospital or a clinical laboratory, and a method for controlling the clinical test system.

[0002]

2. Description of the Related Art Conventionally, the final confirmation of individual data (judgment of suitability) in a clinical test, particularly in a sample test such as an immunological / serum analysis, a blood analysis, a urine analysis, and a biochemical analysis, is often performed by a laboratory technician. It is done with experience and intuition.

In recent years, with the promotion of the concept of automatic design and construction of a clinical laboratory, a sample transport system has been incorporated into a group of analyzers and a computer system for sample information processing, and a large number of clinical tests can be rapidly performed. Inspection systems have been developed. A sample transport system used in such a clinical test system is disclosed in JP-A-9-3353.
Japanese Patent Application Laid-Open No. 9-No.

The number of operations for final confirmation of specimen test data based on the experience and intuition of a laboratory technician is limited, and a large amount of specimen test data is required in a short time in a specimen transport system based on the above-described concept of automated design and construction of a clinical laboratory. Therefore, it cannot be overtaken by the judgment of the laboratory technician. For this reason,
There is a demand for the development of a technology that can automatically perform the final check of the sample test data, that is, the verification of the sample test data, based on an objective judgment criterion.

[0005] In response to this, an appearance result zone verification method, a cumulative delta verification method, an abnormal value verification method, a previous value verification method,
A technique for automatically verifying sample test data using a computer by a correlation method has already been proposed.

[0006]

By adding a sample test data verification device to a sample transport system based on the concept of automating design and construction of a clinical laboratory, a system capable of obtaining a large amount of sample test data in a short time can be used by a laboratory technician. The final confirmation work on the specimen test data can be performed satisfactorily without relying on the system. No clinical test system has been developed.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and provides a clinical test system which performs a clinical test efficiently and rationally without wasteful work. It is an object.

[0008]

In order to achieve the above object, a clinical test system according to the present invention includes a sample test apparatus for analyzing a sample and the like, and carries a sample into and out of the sample test apparatus. An automatic sample transporting device, and a test result verification device that determines whether the sample measurement value of the sample test device is appropriate or not, and the test result verification device determines whether or not the sample measurement value tested by the sample test device is appropriate. Until the verification result is obtained, the sample to be verified is caused to wait at a standby position set in the system, and in the case of an inappropriate determination, the sample is moved from the standby position by the sample automatic transport device to the sample. The sample is re-transmitted to the sample test apparatus, and is automatically re-tested by the sample test apparatus.

[0009] The test result verification device provided in the clinical test system according to the present invention can check the suitability of measured values by the appearance record zone method.

[0010] The standby position of the sample in the clinical test system according to the present invention can be set in a standby buffer provided in the automatic sample transport apparatus.

The control method of a clinical test system according to the present invention includes a sample test apparatus for analyzing a sample, an automatic sample transport apparatus for loading and unloading a sample to and from the sample test apparatus, and a sample test apparatus. In a control method of a clinical test system having a test result verification device that performs a determination of the suitability of a measured value of a sample, a determination of suitability of a measured value of the sample tested by the sample test device is performed by the test result verification device, and the verification result The sample to be verified is made to stand by at a standby position set in the system until the sample is output, and in the case of inappropriate determination, the sample is re-sent from the standby position to the sample test apparatus by the automatic sample transport apparatus. Then, a retest is automatically performed by the sample test apparatus.

The test result verification apparatus in the control method of the clinical test system according to the present invention can check the suitability of the measured values by the appearance record zone method.

According to the clinical test system and the control method of the clinical test system according to the present invention, the sample to be verified is kept in a standby state set in the automatic sample transport device until the result of the verification by the test result verification device is obtained. Waiting at the position, in the case of inappropriate determination, the sample is re-transmitted to the sample test device by the sample automatic transport device without being eliminated,
A retest is automatically performed by the sample test apparatus.

[0014]

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 shows an embodiment of a clinical test system (signal, information system) according to the present invention. The clinical test system includes a clinical test information system 10 as a host computer and an analyzer 11
And a sample transport system 12 and a test result verification device 13.

The sample transport system 12 loads a sample (sample rack) into the analyzer 11 which is a sample tester,
Carry out. FIG. 2 shows a specific example of the sample transport system 12. The sample transport system 12 includes a start stocker 21, a terminal stocker 22, and a start stocker 21.
And an automatic sample transport path 23 extending between the sample stocker 22 and the terminal stocker 22. An analyzer 11 is provided in the sample automatic transport path 23, and a sample can be taken in and out of the analyzer 11. . Further, a standby buffer (standby position) 24 capable of temporarily storing a sample is provided on the terminal stocker 22 side of the analyzer 11.

In this clinical test system, as shown in FIG. 2, a sample is sent from the start stocker 21 to the analyzer 11 by the automatic sample transport path 23, and after the analyzer 11 performs the analysis, The sample is transported from the analyzer 11 to the standby buffer 24 by the automatic sample transport path 23. Analysis result (measured value) of the sample by the analyzer 11
Is transmitted to the test result verification apparatus 13 together with the subject attribute information and the test date as sample test data.

The test result verification device 13 determines whether or not the measurement values of the received sample test data are appropriate. The test result verification device 13 can be incorporated in the sample transport system 12, the analyzer 11, and the clinical test information system 10, or can be configured by a server separated from the sample transport system 12 and the analyzer 11, and Appearance record zone verification method, cumulative delta verification method, outlier verification method, previous value verification method, correlation method can be executed, and depending on any one verification method selected by the user, The suitability of the measured values is checked by a combination of a plurality of verification methods.

In the appearance result zone verification method, the allowable range of a single item check, an item-to-item check, and a previous value check is based on the appearance results of the measurement values held in the information stored in the database held by the inspection result verification device 13. That is, the normal zone (OK zone) is set non-linearly, and a single item check, a check between items, and a previous value check are performed. The above-mentioned normal zone is set. In addition, if a more detailed description of the appearance record zone verification method is necessary, see Japanese Patent Publication No. 2828.
See No. 609.

The sample transported to the standby buffer 24 waits in the standby buffer 24 until the verification result is obtained. If the verification result is appropriate (OK), the sample is automatically transported from the standby buffer 24 to the sample. It is sent out to the terminal stocker 22 by the road 23.

On the other hand, if the verification result is inappropriate (NG), the sample waiting in the standby buffer 24 is resent to the analyzer 11 by the automatic sample transport path 23. The sample resent to the analyzer 11 is automatically retested by the analyzer 11.

Next, a control procedure of the clinical test system will be described with reference to a flowchart shown in FIG.
When the first measurement value is obtained (Step S11), the inspection result verification device 13 verifies the measurement value by the appearance result zone method or the like (Step S12). Verification result is appropriate (O
In the case of K) (Yes at Step S13), the test result is reported to the clinical test information system 10 (Step S1).
4).

On the other hand, if the verification result is inappropriate (NG) (No at step S13), a command for retesting is issued to the analyzer 11 and the sample transport system 12 (step S1).
5). As a result, the sample is resent to the analyzer 11 by the sample transport system 12 (step S16), and the analyzer 11 performs a retest (step S17).

When the measurement value of the reexamination is acquired (step S
18), the inspection result verification device 13 verifies the measured values again by the appearance result zone method or the like (step S19). If the verification result is appropriate (OK) in the reexamination (Yes at Step S20), the test result is reported to the clinical test information system 10 (Step S14). On the other hand, if the verification result is inappropriate (NG) (No at Step S20),
An NG report is made (step S21). When the NG report is made, the sample is sent directly from the analyzer 11 to the terminal stocker 22.

In this embodiment, the verification result is N
In the case of G, the number of re-examinations is one, but the number of re-examinations can be set to an arbitrary number of times, such as two or three.

The standby position of the sample set in the system can be provided in the analyzer 11 in addition to the standby buffer 24 in the sample transport system 12.

[0026]

As can be understood from the above description, according to the clinical test system and the control method of the clinical test system according to the present invention, the specimen to be verified is obtained until the result of the verification by the test result verification apparatus is obtained. Is waiting at a standby position in the system, in the case of an inappropriate determination, the sample is re-sent to the sample testing device by the sample automatic transport device without being removed, and automatically re-tested by the sample testing device, Clinical examinations are conducted efficiently and rationally without wasteful work.

[Brief description of the drawings]

FIG. 1 is a block diagram showing one embodiment of a clinical test system (signal, information system) according to the present invention.

FIGS. 2A and 2B are configuration diagrams showing a specific example of a sample transport system in a clinical test system according to the present invention.

FIG. 3 is a flowchart showing a control procedure of the clinical test system according to the present invention.

[Explanation of symbols]

 Reference Signs List 10 clinical test information system 11 analyzer 12 sample transport system 13 test result verification device 21 start stocker 22 terminal stocker 23 sample automatic transport path 24 standby buffer

Claims (5)

[Claims] 1. A sample analyzer for analyzing a sample, an automatic sample transporter for loading and unloading a sample from and to the sample analyzer, and a test for determining whether or not a measured value of the sample by the sample analyzer is appropriate. And a result verification device. The test result verification device determines whether or not the measurement value of the sample tested by the sample test device is appropriate, and sets a sample to be verified in the system until a verification result is obtained. In the case where the sample is determined to be inappropriate, the sample is automatically re-transmitted from the standby position to the sample testing apparatus by the sample automatic transport device, and automatically re-tested by the sample testing device. Characteristic clinical test system. 2. The clinical test system according to claim 1, wherein the test result verifying device checks whether or not the measured value is appropriate by an appearance result zone method. 3. The clinical test system according to claim 1, wherein the standby position is set in a standby buffer provided in the automatic sample transport apparatus. 4. A sample analyzer for analyzing a sample, an automatic sample transporter for loading and unloading a sample to and from the sample analyzer, and a test for determining whether or not a measured value of the sample by the sample analyzer is appropriate. In the control method of the clinical test system having the result verification device, the test result verification device performs the appropriateness determination of the measurement value of the sample inspected by the sample test device, and is a verification target until a verification result is obtained. The sample is made to stand by at a standby position set in the system, and in the case of inappropriate determination, the sample is re-sent from the standby position to the sample test apparatus by the automatic sample transport device, and automatically re-started by the sample test apparatus. A control method for a clinical test system, which performs a test. 5. The control method for a clinical test system according to claim 4, wherein the test result verification device checks whether the measured value is appropriate based on an appearance result zone method.