Craniofacial skeleton growth and development >1st period of accelerated growth postnatal 7m >2nd period of accelerated growth 4y-7y >3rd period of accelerated growth:11y-13y 4th period of accelerated growth 16y-19y Company Logo
Company Logo ➢ 1 st period of accelerated growth： postnatal 7m ➢ 2 nd period of accelerated growth：4y－7y ➢ 3 rd period of accelerated growth：11y－13y ➢ 4 th period of accelerated growth：16y－19y Craniofacial skeleton growth and development
Cranium growth 1. intramembranous ossification cranium,including frontal bone,parietal bone 2.endochondral ossification:occipital bone sphenoid bone, ethmoid bone,and temporal bone
Company Logo 1. intramembranous ossification： cranium, including frontal bone, parietal bone 2. endochondral ossification： occipital bone ,sphenoid bone, ethmoid bone, and temporal bone Cranium growth
Cranium growth Bone surface hyperplasia is the main form of bone growth,one side new bone deposition and the other side old bone resorption
Bone surface hyperplasia is the main form of bone growth, one side new bone deposition and the other side old bone resorption. Cranium growth
Growth and development of maxilla Three-dimensional growth of maxilla length,width,height )key of facial structure Volume growth mainly depends on bone surface hyperplasia and interstitial stroma hyperplasia
Three-dimensional growth of maxilla （length、width、height）： key of facial structure Volume growth mainly depends on bone surface hyperplasia and interstitial stroma hyperplasia Growth and development of maxilla
Growth and development of mandible The mandible growth mainly depends on the bone surface proliferation and condylar cartilage osteogenesis. Condyle is the main growth center of mandible,it's the last one to stop developing among the facial bones. bone remodeling of rami mandibula
The mandible growth mainly depends on the bone surface proliferation and condylar cartilage osteogenesis. Condyle is the main growth center of mandible, it's the last one to stop developing among the facial bones. Growth and development of mandible bone remodeling of rami mandibula