The image shows a close-up view of a medical device, specifically a dialysis machine. The machine is composed of several components, including:

1. **Filter Elements**: There are several cylindrical elements labeled as "11", "12", and "13". These are likely part of the dialysis filter system, which is used to remove waste products from the blood.

2. **Pipes and Tubes**: There are several pipes and tubes connecting these elements. These pipes and tubes are essential for the flow of fluids and gases within the dialysis machine.

3. **Control Panels**: There are control panels visible on the sides of the machine. These panels likely contain buttons or switches for adjusting various settings and parameters related to the dialysis process.

4. **Cables and Connectors**: There are cables and connectors visible, which are used for connecting the different parts of the dialysis machine together.

5. **Labeling**: The machine has labels on some components, such as "1