Secondhand Medwelt 7F-5B 5L/min Oxygen Concentrator

Objective AI Report

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Report date: 03.10.2025

Medwelt 7F-5B Oxygen Concentrator Analysis Report

Overview and Device Description

The visuals show an oxygen concentration device designed for use in home or clinical settings. The device takes oxygen from the surrounding air, concentrates it, and delivers it to users who require respiratory support. A bagged user’s manual is also visible with the product. One device and one accessory were identified in the visuals.

Brand and Model Identification

Upon detailed inspection, the Medwelt brand logo and name are clearly visible on the device’s front panel and on the user’s manual. Similarly, the device’s model, 7F-5B, is clearly stated on both the device casing and the manual. Considering the quality of the logo and text, and the overall craftsmanship of the device, the product is assessed as original.

Condition and Physical State

The general condition of the device can be described as used but very well preserved. No significant deformations such as large scratches, cracks, dents, or discoloration have been observed on its white casing. Only minor superficial wear due to normal use may be present.

• Casing and Exterior Surface: The device’s plastic casing has a clean and sturdy appearance.
• Mechanical Components: The flow meter and adjustment knob on the front panel are in good physical condition. The humidifier reservoir is in place and undamaged. The power button and other control buttons appear functional.
• Wheels: It is understood that the device has wheels on its underside and possesses mobility.

Electronic Components and Usage Duration

The electronic components of the device are in working order. The light of the digital display on the front panel is on, and the number “00540” is clearly readable on it. This value indicates that the device’s total operating time is 540 hours. Furthermore, the illumination of the green status light next to the “POWER” button indicates that the device is powered on and operating in normal mode.

Accessories and Connections

The following accessories were identified with the device in the visuals:

• Humidifier Reservoir: It is attached to the front section of the device.
• Oxygen Output Tubing: A thin, transparent tube is connected to the “OXYGEN OUTLET” port.
• User’s Manual: The “User’s Manual” for the device is kept within a transparent bag.

No other accessories, boxes, or additional parts are present in the visuals.

Potential Risk Assessment

Based on visual inspections, the physical condition of the device is generally good. There is no significant wear, rust, or visible damage to its cables. The device’s usage duration of 540 hours can be considered a quite reasonable period for such medical devices. According to this information, no distinct risk of the device malfunctioning in the near future is observed.