Animal Experimental Study of the Fully Biodegradable Atrial Septal Defect (ASD) Occluder
Figure 1
Biodegradable ASD occluder and delivery system. (a) Left atrial view; (b) lateral view, the end of the circular loop picked up by the tweezer; (c) the jaw of the delivery device was designed to be an unstable structure, and it can be opened on both sides according to the force to prevent hook when the occluder was released; (d) the forward opening of the jaw; (e) propeller type manipulated handle.
