The ventricular action potential has a long refractory period so that the mechanical response of the ventricle will be discrete; one coordinated mechanical response per electrâ¦ical activation sequence. Otherwise, with additional electrical stimuli, the mechanical responses would summate producing a prolonged contraction.
Microfracture Technique. Overview. Microfracture is a surgical technique that has been developed to treat chondral defects, which are damaged areas of articular cartilage of the knee. It is a common procedure used to treat patients with full thickness damage to the articular cartilage that goes all the way down to the bone.
MICROÂ­NEEDLING TREATMENT. BEFORE AND AFTER CARE INSTRUCTIONS. Micro Needling is a safe, natural, holistic alternative for resurfacing of the skin using micro needles. to produce optimal results. There may be some bleeding and mild discomfort during the treatment. which is temporary.