1. Introduction
The BESDATA Flexible USB Rhinolaryngoscope is an advanced medical device designed for efficient and accurate rhinolaryngological examinations and diagnoses in the Ear, Nose, and Throat (ENT) field. Its flexible design, high-quality imaging, and USB connectivity provide a convenient and effective solution for healthcare professionals.

2. Key Features
This rhinolaryngoscope offers superior visualization solutions to simplify your workflow:
- Flexibility and Maneuverability: The flexible nature allows easy navigation through nasal passages and the throat, providing better access to hard-to-reach areas and reducing patient discomfort.
- High-Quality Imaging: Equipped with advanced imaging technology for high-resolution images and videos (1280*720 resolution), ensuring a clear and detailed view of structures.
- Portable and Easy to Use: Compact and lightweight design, connecting via USB to computers or compatible devices, making it suitable for various clinical settings.
- Real-time Visualization: USB connectivity enables simultaneous viewing of examinations on a screen, enhancing communication and patient engagement.
- Documentation and Sharing: Software allows for capturing and storing images and videos, valuable for patient records and professional consultations.
- Ergonomic Design: Designed for comfortable and easy handling during examinations.
- Photo/WB Button: Integrated button for quick image capture and white balance adjustment.
- Angulation Lever: Provides 1:1 implementation of hand movements for precise control of the distal end (130° Up/Down).


3. Package Contents
Upon opening the package, please verify that all the following items are included:
- Flexible USB Rhinolaryngoscope (Model RL-BS011)
- USB Connection Cable
- USB-C Adapter
- USB-A Adapter
- User Manual (this document)

4. Specifications
| Parameter | Description |
|---|---|
| Model Number | RL-BS011 (Other models: RL-BS008, RL-BS009, RL-BS010) |
| Outer Diameter (OD) | 3.5mm (Variants: 2.8mm, 4.0mm) |
| Inner Diameter (ID) | N/A (2.0mm for RL-BS009, 1.2mm for RL-BS010) |
| Working Length | 330mm |
| Angulation Range | U130°/D130° (Up 130°, Down 130°) |
| Resolution | 1280*720 |
| Field of View | 130° |
| Material | Plastic |
| Power Source | Electric |
| Warranty | 1 Year |
| Certification | CE, ISO13485 |
| Package | Strong Carton Case |

5. Setup Instructions
- Unpack the Device: Carefully remove the Flexible USB Rhinolaryngoscope and all accessories from its packaging. Inspect for any visible damage.
- Connect USB Cable: Attach the provided USB connection cable to the rhinolaryngoscope handle.
- Connect to Display Device: Connect the USB cable to your compatible device (laptop, tablet, or smartphone) using the appropriate USB-A or USB-C adapter. The device supports Android, macOS, and Windows operating systems.
- Install Software/Drivers: Ensure that any necessary viewing software or drivers are installed on your display device. The rhinolaryngoscope is compatible with hardware that supports USB video input.

6. Operating Instructions
- Power On: Ensure your connected display device is powered on and the viewing software is launched.
- Insert Device: Gently insert the flexible tip of the rhinolaryngoscope into the patient's nasal passage or throat as required for the examination.
- Control Angulation: Use the Angulation Lever on the handle to precisely control the direction of the distal end. This allows for 130° upward and 130° downward movement to navigate and view different areas.
- Capture Images/Adjust White Balance: Press the Photo/WB Button on the handle to capture still images or adjust the white balance for optimal viewing.
- Observe Real-time Feed: Monitor the real-time video feed on your connected screen for detailed examination and diagnosis.
- Record Video: If your software supports it, initiate video recording to document the examination.
7. Maintenance
- Cleaning and Disinfection: After each use, thoroughly clean and disinfect the flexible tip and insertion tube according to standard medical sterilization protocols. Ensure no residue remains.
- Handle Cleaning: Wipe the handle and cable with a soft, damp cloth. Avoid submerging the handle in liquids.
- Storage: Store the rhinolaryngoscope in its original protective packaging in a clean, dry, and temperature-controlled environment when not in use. Protect it from direct sunlight and extreme temperatures.
- Cable Care: Avoid kinking or sharply bending the USB cable to prevent internal damage.
8. Troubleshooting
- No Image on Screen:
- Ensure the USB cable is securely connected to both the rhinolaryngoscope and the display device.
- Verify that the viewing software is correctly installed and running.
- Check if your display device's operating system (Android/macOS/Windows) is compatible and updated.
- Try connecting to a different USB port or a different compatible device.
- Poor Image Quality:
- Ensure the lens at the tip of the rhinolaryngoscope is clean and free from debris or condensation.
- Adjust the white balance using the Photo/WB button or software settings.
- Check ambient lighting conditions; excessive or insufficient light can affect image clarity.
- Device Not Recognized:
- Restart your display device and try reconnecting.
- Reinstall the viewing software or any necessary USB video drivers.
- Ensure the USB adapters are functioning correctly.
9. User Tips
- Maximize Patient Comfort: Leverage the device's flexibility and ergonomic design to minimize discomfort during examinations.
- Utilize HD Imaging: Take advantage of the high-definition image quality (1280*720) for precise diagnostic insights.
- Engage Patients: Use the real-time visualization feature to show patients what is being seen, fostering better understanding and cooperation.
- Document Thoroughly: Regularly capture images and videos for comprehensive patient records and to track progress over time.
10. Warranty & Support
The BESDATA Flexible USB Rhinolaryngoscope (Model RL-BS011) comes with a 1-Year Warranty from the date of purchase. This warranty covers manufacturing defects and ensures return and replacement services for eligible issues.
For technical support, warranty claims, or any inquiries, please contact:
- E-mail: 2787063633@qq.com
- Whatsapp: +86-15096131687
- Wechat: +86 15096131687
11. Certifications
This product is certified to meet international quality and safety standards:
- CE Certification: Conforms to European health, safety, and environmental protection standards.
- ISO13485 Certification: Complies with the international standard for quality management systems for medical devices.






