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

1. **Filter**: A large circular filter at the top, which is likely used to remove waste products from the blood.
2. **Pump**: A cylindrical pump with multiple chambers, which is responsible for pumping blood through the machine.
3. **Valves**: Several valves, including those labeled "16" and "17," which are likely used to control blood flow and pressure.
4. **Cables**: Various cables connected to the pump and other parts of the machine, possibly for power and data transmission.

The image also shows the machine's external appearance, including its color scheme and design. The overall structure suggests that it is a complex piece of medical equipment used in dialysis treatments.