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Dr Changjie Guo
Apr 3, 2019
Aesthetic crown lengthening
Sometimes the teeth are quite small in relation to the gum tissue. This can create an unattractive "gummy smile". An uneven gum line can...
Dr Changjie Guo
Jul 7, 2018
Save the tooth!
What happens when only tooth root stump left? Is extraction the only option? This case will show you what can be done to save the tooth....
Dr Changjie Guo
Dec 20, 2017
Surgical Crown Lengthening.
Surgical crown lengthening is a surgical procedure to expose more tooth structure and increase the clinical crown length. Crown...
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