Kolkata: State health department has collaborated with department of periodontology and organised a seminar at Dr. R Ahmed Dental College and Hospital on the occasion of ‘Oral Hygiene Day’ on Thursday to spread awareness among the patients.The seminar demonstrated various techniques on how to maintain good oral hygiene among the masses. Bengal State branch of the Indian Dental Association with Indian society of periodontology celebrated the day to commemorate Dr GB Shankwalkar’s birthday. Also Read – Bengal family worships Muslim girl as Goddess Durga in Kumari PujaA scientific seminar on periodontal regenerative surgery was held at Command Military Dental Centre in Alipore. The programme witnessed the esteemed presence of Dr Anil Melath, president of Indian Society of Periodontology (ISP), Dr Nymphea Pandit, president elect , ISP, Dr Abhay Kolte, secretory of ISP, Major General Satish R Iyer, Dr TK Giri, principal of Dr R Ahmed Dental College and Hospital, Dr J K Singh, president of IDA in the state and Dr Raju Biswas, state secretary of the IDA. Free oral health screening camps were organised to celebrate ‘Oral Hygiene Day’ at Kalighat by the Bengal chapter of the Indian Dental Association in assistance with the Women’s Dental Council and Indian Society of Periodontology. Sex workers and their children were examined and given education how to maintain a disease free oral hygiene during the seminar.