[Centrifugal pumps for forcing blood: technical aspects (review)]

Area of Science:

• Biomedical Engineering
• Cardiovascular Technology

Background:

• Blood forcing devices are crucial in cardiosurgery.
• Centrifugal pumps represent a significant design trend in this field.

Purpose of the Study:

• To assess the advantages and disadvantages of centrifugal blood pumps.
• To compare centrifugal pumps with roller and other blood pump types.
• To identify unsolved problems in centrifugal blood pump design.

Main Methods:

• Comparative analysis of different blood pump designs.
• Distinguishing six main centrifugal pump designs.
• Depicting principles of action, scope of uses, and characteristics.

Main Results:

• Centrifugal pumps offer specific advantages and disadvantages compared to alternatives.
• Six distinct centrifugal pump designs were identified and analyzed.
• Detailed characteristics and applications for each design were presented.

Conclusions:

• Centrifugal blood pumps demonstrate potential for application in cardiosurgical clinics.
• Further research is needed to address identified unsolved problems in their design.