Secondhand Nihon Kohden MC-12 1 Channel ECG Device

Objective AI Report

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Report date: 31.10.2025

Nihon Kohden Cardiofax MC-1D Electrocardiograph Device Analysis Report

Product Description and Application Area

The product in the images is a Nihon Kohden brand Cardiofax MC-1D model electrocardiograph (ECG) device. This device is used in medical fields to measure and graphically record the electrical activity of the heart. The general appearance of the device indicates that it is a vintage medical equipment.

Quantity Information

In the images, there is one electrocardiograph device and a movable paper mechanism cover belonging to this device. External accessories such as the power cable or patient connection electrodes required for the device to operate are not present in the images.

Brand, Model and Originality

The brand of the device is clearly visible as Nihon Kohden and its model as Cardiofax MC-1D on the labels on the front and rear panels of the device. The logo, font characters, and general workmanship quality indicate that the product is an original Nihon Kohden production.

General Condition and Physical Deformation

The device is a used product and shows some signs of wear due to its age. Its general condition can be considered good for a vintage device.

• Casing: The device’s metal grey/beige front panel has small stains, dirt, and superficial scratches, especially around the control knobs. The black textured side covers are generally in good condition.
• Deformation: No significant crack, break, or large dent has been observed on the device’s casing.
• Connection Ports: There is a slight discoloration and oxidation on the metal plate around the “PATIENT” socket on the side panel.
• Carrying Handle: The black carrying handle located at the front of the device appears sturdy and functional.

Mechanical and Electronic Components Assessment

Upon inspection through the images, the mechanical and electronic components of the device appear physically complete.

• Mechanical Components: All buttons, switches, and rotary selectors on the front panel are physically in place. The paper feed mechanism cover and the metal and rubber rollers inside appear sturdy, and no broken parts have been detected.
• Electronic Components: Since the device is powered off, no comment can be made regarding the functionality of the electronic components. However, from an external perspective, no issues such as burns, melting, or cable damage are visible.

Accessories and Connection Ports

The device has various connection ports, but external accessories are not present.

• Power Input: On the rear panel, below the “STYLUS TEMP / POWER” control knob, there is a 3-pin power cable input socket.
• Patient Cable Input: On the side panel, there is a multi-pin socket labeled “PATIENT” where patient electrodes are to be connected.
• Missing Accessories: The images do not show a power cable or patient (ECG) cable. Therefore, it is not possible to test the device in its current state.

Label and Technical Specifications

Important technical information is located on the label on the rear panel of the device.

• Brand: NIHON KOHDEN KOGYO CO., LTD.
• Model: MC-1D
• Serial Number: 17201500
• Power Supply: 220 V, 50 Hz, 45 VA
• Place of Manufacture: JAPAN
• Other Codes: Small labels in different sections of the device contain the codes “P5-0007B” and “P5-0006B”.

Current and Potential Malfunction Status

The images do not show any clear evidence of an existing malfunction, such as a prominent crack, burn mark, or error message related to the device. Due to the age of the device, there might be a decrease in the performance of its electronic components; however, this cannot be determined through visual inspection alone. Small stains and scratches on the casing, as well as oxidation around the socket, are cosmetic flaws and may not directly affect the device’s basic functionality. No severe wear and tear that could pose a potential malfunction risk, such as cable crimping or significant rust, has been observed.