Related Experiment Videos
In vivo evaluation of the pulsatile ECLS system
Hwan Sung Lee1, Yang Rae Rho, Hyuk Soo Lee
1Department of Biomedical Engineering, Korea University, Medical Center, 126-1, Anam-dong 5-ga, Sungbuk-gu, Seoul 136-705, Korea. hslee@ri.ncvc.go.jp
Summary
Twin Pulse Life Support (T-PLS) offers a novel approach to extracorporeal life support (ECLS), reducing blood cell trauma. This improved ECLS system shows promise for emergency cardiorespiratory failure situations.
Area of Science:
- Biomedical Engineering
- Cardiovascular Research
Background:
- Extracorporeal life support (ECLS) is crucial for cardiorespiratory failure.
- Current pulsatile ECLS systems can generate high inlet pressures, potentially causing damage.
Purpose of the Study:
- To introduce and evaluate a new ECLS system, Twin Pulse Life Support (T-PLS).
- To compare the efficacy and blood cell trauma of T-PLS against a single pulsatile ECLS system.
Main Methods:
- An acute heart failure model was created in 14 pigs using pulmonary artery banding.
- T-PLS and a single pulsatile ECLS system were compared.
- Plasma free hemoglobin (fHb) levels were measured to assess blood cell trauma.
Main Results:
- T-PLS demonstrated lower plasma free hemoglobin (fHb) levels compared to the single pulsatile ECLS system.
- This indicates reduced blood cell trauma with the T-PLS system.
Conclusions:
- T-PLS is a promising advancement in ECLS technology.
- The system's ability to minimize blood cell trauma makes it suitable for emergency applications in cardiorespiratory failure.