The NYHA functional class before and after
NYHA functional class of patients improved to class I in
all patients after PULSTA™ implantation.
The New York Heart Association (NYHA) functional class
- Class 1
- No limitations. Ordinary physical activity does not cause under fatigue, dyspnea, or palpitations.
- Class 2
- Ordinary physical activity causes fatigue, dyspnea, palpitations, or angina.
- Class 3
- Comfortable at rest; less than ordinary physical activity causes fatigue, dyspnea, palpitations, or angina.
- Class 4
- Symptoms occur at rest; any physical activity increases discomfort.