Medical devices in wound healing V: Special types of wound plasters II Patches represent a broad category of medical devices with versatile applications that go far beyond their traditional function as wound dressings. This article focuses on the other possible utilization of patches, such as fixation patches for cannulas, patches for epicutaneous tests, warming and cooling patches, patches for acne, anti-snoring patches, and mosquito-repellent patches. In addition to their specific functions, the article highlights the importance of correct application, which represents crucial knowledge not only for pharmacists and pharmacy assistants but also for other healthcare professionals who work with these patches in practice.