一种承载基体及涂片染色设备

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By designing information areas, sample areas, and barrier strips on the support substrate, and combining them with optical coupler detection, the problem of instrument malfunction caused by reversed slide placement was solved, improving placement accuracy and user experience.

CN224518295UActive Publication Date: 2026-07-17SHENZHEN DYMIND BIOTECH

Patent Information

Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner: SHENZHEN DYMIND BIOTECH
Filing Date: 2025-05-30
Publication Date: 2026-07-17

AI Technical Summary

Technical Problem

In the IVD industry, slides may be placed backwards due to human error during the slide pushing and staining process, which can lead to instrument malfunctions, affecting processing efficiency and user experience.

Method used

Design a substrate comprising an information area and a sample area. The information area has a first sub-region and a second sub-region. The first sub-region is used for printing information, and the second sub-region is used for positioning. Combined with barrier strips and optical coupler detection devices, ensure that the substrate is correctly placed.

Benefits of technology

This improved the accuracy of the substrate placement, avoided instrument malfunctions caused by reverse placement, and enhanced user experience and processing efficiency.

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Abstract

本申请公开了一种承载基体及涂片染色设备，本申请的承载基体用于对生物样本涂层进行承载，其中，承载基体包括信息区域和样本区域，信息区域位于承载基体的一端，用于承载承载基体上的生物样本涂层的信息；样本区域位于承载基体的另一端，与信息区域连接，用于承载生物样本涂层。其中，信息区域包括第一子区域和第二子区域，第一子区域和第二子区域连接，第一子区域上覆盖涂层，用于打印承载信息，第二子区域用于对承载基体的放置位置进行定位。通过在承载基体上设置第二子区域用于对承载基体的放置位置进行定位，能避免将承载基体放反进而影响仪器对承载基体处理效率的情况发生，提高了承载基体的放置准确性，提升用户对承载基体的使用体验。

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Claims

1. A carrier substrate, characterized by, The carrier substrate is used to support the coating of biological samples, wherein the carrier substrate comprises: An information region, located at one end of the carrier substrate, is used to carry information about the biological sample coating on the carrier substrate; The sample area, located at the other end of the support substrate and connected to the information area, is used to support the biological sample coating. The information area includes a first sub-area and a second sub-area, which are connected. The first sub-area is covered with a printing coating for printing information, and the second sub-area is used to locate the placement position of the carrier substrate.

2. The load bearing matrix of claim 1, wherein, The information area and the sample area are arranged along the length direction of the support substrate. The support substrate also includes a barrier strip, which is arranged along the width direction of the support substrate on the sample area and located between the biological sample coating and the information area. Wherein, when the carrier substrate is used to carry the dye solution to stain the biological sample coating on the carrier substrate, the barrier strip is used to prevent the dye solution from flowing to the information area.

3. The load bearing matrix of claim 2, wherein, The distance between the blocking strip and the information area is 1~3mm.

4. The load bearing matrix of claim 2, wherein, The width of the barrier strip is 1~5mm.

5. The load bearing matrix of claim 2, wherein, The thickness of the barrier strip is less than or equal to the thickness of the printed coating, and / or the barrier strip is provided with a hydrophobic layer.

6. The load bearing matrix of claim 1, wherein, The thickness of the printed coating is 0.01~0.1mm, and the surface flatness of the printed coating is less than 0.02mm.

7. The load bearing matrix of claim 1, wherein, The surface hydrophilic contact angle of the sample area of the carrier substrate is less than 30°, and the surface flatness of the sample area of the carrier substrate is less than 0.02 mm.

8. A smear staining apparatus, characterized by, Applied to the treatment of the bearing substrate as described in any one of claims 1-7, The smear staining equipment includes a printing component, a coating component, and a staining component arranged at intervals. The printing assembly is used to print information on a printing coating in a first sub-region of the carrier substrate, the coating assembly is used to form a biological sample coating on a sample region of the carrier substrate, and the staining assembly is used to stain the biological sample coating on the carrier substrate.

9. The smear staining apparatus of claim 8, wherein, The smear staining equipment also includes a support base and a first detection component. The support substrate is placed horizontally on the support base, and the support base is used to move the support substrate to the staining component for staining. The first detection component is spaced apart from the support base and is used to emit a light beam toward the support substrate to determine whether the support substrate is placed correctly.

10. The smear staining apparatus of claim 8, wherein, The smear staining equipment further includes a loading box and a second detection component. The loading box is used to load a plurality of the carrier substrates to supply the carrier substrates to at least one of the printing component, the coating component, and the staining component. The carrier substrates are placed vertically in the loading box. The second detection component is spaced apart from the loading box and is used to emit a light beam toward the carrier substrate to determine whether the carrier substrate is placed in the correct position.