Related Experiment Videos
Design and development strategy for the rotary blood pump
1Department of Surgery, Baylor College of Medicine, Houston, Texas 77030, USA.
Artificial Organs
|July 3, 1998
Summary
A phased strategy was developed for creating advanced rotary blood pumps. This approach led to the successful development of both axial flow and centrifugal blood pumps for long-term use.
Area of Science:
- Biomedical Engineering
- Cardiovascular Devices
- Materials Science
Background:
- Developing antitraumatic, antithrombogenic, and durable blood pumps presents significant challenges.
- Extensive experience in cardiac prosthesis development informs the proposed strategies.
Purpose of the Study:
- To outline a step-by-step development strategy for rotary blood pumps.
- To guide the creation of pumps with increasing levels of biocompatibility and durability.
Main Methods:
- Proposed a three-phase development strategy: Phase 1 (2-day antitraumatic pump), Phase 2 (2-week antithrombogenic pump), and Phase 3 (durable, long-term implantable pump).
- Applied this strategy to develop axial flow and centrifugal rotary blood pumps.
Main Results:
- Successfully developed two types of rotary blood pumps (axial flow and centrifugal) within six years.
- Achieved development with modest financial investment.
Conclusions:
- The proposed phased development strategy is effective for creating advanced blood pump technology.
- This strategy facilitates the creation of durable, long-term implantable rotary blood pumps.