fig4

Figure 4. Soft sensors for biomedical applications within the human body. (A) Force and pressure sensors for surgical procedures^[156]; (B) Composition and application of an implantable and biodegradable tactile sensor to detect intracranial pressure^[158]; (C) Silicone-composed crack sensor cantilever to measure the cardiac contractility^[161]. [Images (A-C) are licensed under CC BY 4.0. http://creativecommons.org/licenses/by/4.0/.]