口腔样本 (舌苔) 自取指南

2026-04-22

An oral tongue coating sample is a non-invasive biological specimen collected from the surface of the tongue, containing valuable epithelial cells and oral microorganisms. It is widely used in modern molecular diagnostics, including DNA testing, oral microbiome analysis, genetic screening, and preventive health assessment.

Compared with traditional sampling methods, tongue coating collection is simple, 无痛的, and highly suitable for at-home self-collection. The MEIDIKE GENE Oral Sample Self-Collection Kit is specifically designed to ensure safe, 不育的, and highly stable sample collection, enabling accurate laboratory analysis across various diagnostic platforms.

This guide provides step-by-step instructions on how to properly collect, 处理, and store an oral tongue coating sample to ensure optimal testing results.

How to Collect an Oral Tongue Coating Sample

步 1: 准备

Collect the sample in the morning before brushing teeth
Wash hands thoroughly before sampling
避免进食, 喝, or rinsing your mouth before collection

Proper preparation helps ensure accurate and uncontaminated results.

步 2: 样品采集

Gently rub the swab back and forth across the surface of the tongue for approximately 10 秒.

⚠️ Important: Avoid touching teeth or applying excessive pressure.

步 3: Transfer the Sample

Insert the swab into the collection tube containing preservation solution.

步 4: Break the Swab

Break the swab at the designated breakpoint, leaving the swab head inside the tube.

步 5: Seal and Mix

Tighten the cap securely and gently shake the tube to ensure proper mixing with the preservation solution.

Important Precautions

Do not eat or drink before sampling
Do not rinse your mouth before collection
Avoid sampling from ulcers or injured oral areas
Do not touch the swab below the breakpoint
Send the sample for testing as soon as possible

贮存 & Transport Conditions

Store at room temperature
Avoid high temperature and direct sunlight
Transport to the laboratory as soon as possible after collection

Why Choose MEIDIKE GENE Oral Sampling Kit?

MEIDIKE GENE specializes in high-quality medical consumables and in vitro diagnostic (IVD) sampling solutions.

✔ Sterile medical-grade manufacturing
✔ High-efficiency preservation solution
✔ Compatible with multiple DNA testing platforms
✔ Easy self-collection design
✔ Suitable for home, 临床, 和研究用途
✔ OEM/ODM customization available

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