A class II medical device is a device that is intended to be used for a moderate-risk purpose. These devices may not pose the same level of risk as class III devices, but they still require some level of regulatory control to ensure their safety and effectiveness. Examples of class II medical devices include many types of diagnostic equipment, such as glucose meters, blood pressure monitors, and x-ray machines. They may also include devices such as powered wheelchairs, surgical drapes, and examination gloves.

Related:Medical Device Definition

To be classified as a class II medical device, a product must meet certain criteria. It must be intended for use in the diagnosis, treatment, or prevention of disease or other conditions, or to affect the structure or function of the body. It must not be a device that is intended to be implanted in the body or a device that is intended to support or sustain life.

Some class II medical devices do not require premarket notification because they are considered low-risk. These devices are referred to as “exempt” devices and include items such as elastic bandages and surgical sponges. Manufacturers of exempt devices must still register their establishments and list their devices with respective regulatory authorities. They are not required to go through the premarket review process. 

In the United States, class II medical devices are regulated by the Food and Drug Administration (FDA) under the authority of the Medical Device Amendments of 1976. These amendments established a three-class system for medical devices based on the level of risk they pose to the user. Class I devices are considered low-risk and include items such as tongue depressors and elastic bandages. Class III devices are considered high-risk and include items such as implantable pacemakers and breast implants.

Related: Class III Medical Device Approval process

The approval process for class II medical devices in the United States

To bring a class II medical device to market, manufacturers must follow a set of regulatory requirements. They must submit a premarket notification, or 510(k), to the FDA demonstrating that the device is substantially equivalent to a device that is already on the market. This process involves providing detailed information about the device, including its intended use, design, and manufacturing process. The FDA reviews this information and determines whether the device is safe and effective for its intended use.

If the FDA determines that a class II medical device is substantially equivalent to a device already on the market, it will clear the device for sale. However, if the FDA determines that a device is not substantially equivalent, or if it raises concerns about the device’s safety or effectiveness, it may require additional clinical testing or other data before it can be cleared for sale.

In addition to the premarket review process, class II medical devices are also subject to post-market requirements. This means that manufacturers must continue to monitor their devices after they are on the market and report any adverse events or problems to the FDA. They must also maintain records of their devices and make them available to the FDA upon request.


The approval process for class II medical devices in Europe

Medical Devices Regulation (MDR), these regulatory frameworks apply to class II medical devices and require manufacturers to demonstrate that their products are safe and effective for their intended use. In Europe, there are lla and IIb-type medical devices. Classified as low-moderate risk and high-moderate risk devices.

Under the MDR, manufacturers of class II medical devices must obtain a CE mark in order to sell their products in the European Union (EU). To obtain a CE mark, manufacturers must complete a conformity assessment procedure and submit a technical file to a European Commission (Notified body). The notified body is an organization that is designated by the EU to assess the safety and performance of medical devices.

The conformity assessment procedure for class II medical devices depends on the specific type of device and its intended use. In general, it involves evaluating the design and manufacturing of the device, as well as its instructions for use and labeling. Manufacturers may also be required to conduct clinical evaluations or other types of testing to demonstrate the safety and effectiveness of their devices.

Once a manufacturer has completed the conformity assessment procedure, the notified body will review the technical file and determine whether the device meets the relevant requirements. If the notified body determines that the device is safe and effective, it will issue a CE mark and the manufacturer can begin selling the device in the EU.

Detailed overview of Medical Device Regulations in Europe

The approval process for class II medical devices in China

The National Medical Product Administration (NMPA), formerly the China Food and Drug Administration (CFDA), is responsible for overseeing medical device regulations. Before selling or distributing their products in China, manufacturers must register their products with the NMPA. The NMPA evaluates all device applications and has stringent guidelines for the submission of testing results, clinical data, and supporting documentation.

The technical dossier that manufacturers are required to submit must contain thorough technical information, clinical data, and quality documentation. All Class II devices must be tested locally in China, though the NMPA may accept part of your previous test results. Depending on your device type, different testing criteria apply.

Overall, the regulation of class II medical devices is intended to ensure their safety and effectiveness while allowing manufacturers to bring new products to market in a timely and efficient manner. By following the appropriate regulatory requirements, manufacturers can help to protect the public and ensure that their devices are used safely and effectively.

Detailed overview of Medical Device Regulations in China.

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