Biomechanical Sensing Systems for Cardiac Activity Monitoring

Table 3

Representative sensing system for endocardial pressure and heart rate monitoring.

Sensing mechanism	Performance	Reference
Triboelectric	2.8 V mmHg^−1	[65]
Triboelectric	12 μA kPa^−1	[33]
Triboelectric	1.195 mV mmHg^−1	[64]
Piezoelectric	15 μA kPa^−1	[68]
Triboelectric	65.2 mV mmHg^−1	[67]