Scientists have come up with a novel technique for treating decayed tooth to end painful fillings.  Experts are testing a pain-free way dealing with rotten teeth that dispenses with the dentist’s drill.  New Crowing Technique for Treating Tooth Decay.  It is also done without the need for anaesthetic jabs and appears to be more effective than a conventional filling.

The results of pilot studies have been so promising that the NHS has pumped 3million dollars into a nationwide study of the technique, which involves sealing decay in, rather than scraping it out, the Daily Mail reported.owever, the technique is only suitable for milk teeth and so for children, rather than adults.