Made by Dr Speier and von Karger of Berlin. Pre-war toothpowders commonly contained abrasive materials such as ground pumice stone and brick dust.
Fauna antiqua sivalensis being the fossil zoology of the Sewalik Hills in the north of India London Smith, Elder and Co. 1846. India Paleontology...
Package of Septodont Biodentine bioactive dentine substitute is on display during the International Dental Trade Fair Krakdent in Krakow, Poland, on...
tooth decay progression illustration – healthy, stained and cavitated tooth comparison - 象牙質 幅插畫檔、美工圖案、卡通及圖標轉糖鏈球菌
extracted decayed tooth with cavity on white background — dental decay and oral health closeup - 象牙質 個照片及圖片檔
close-up of extracted tooth held between fingers showing enamel, root fragment and skin detail - 象牙質 個照片及圖片檔
tiny kitten tooth fragment, a delicate baby tooth piece for dental, veterinary, and educational use - 象牙質 個照片及圖片檔
white kitten tooth fragment on dark surface highlighting dental care and natural growth - 象牙質 個照片及圖片檔
white kitten tooth fragment on dark surface highlighting dental care and natural growth - 象牙質 個照片及圖片檔
close up of a small white tooth fragment on a dark surface, ideal for cat dental care concepts - 象牙質 個照片及圖片檔
young patient and dentist review a dental x-ray during a pediatric dental visit in a bright clinic - 象牙質 個照片及圖片檔
young girl in a dental chair smiles as dentist explains dental x-ray to patient during a pediatric checkup - 象牙質 個照片及圖片檔
child dental education scene: dentist demonstrates brushing with teeth model to smiling kid patient - 象牙質 個照片及圖片檔
dental education for children: model teeth, toothbrush, and a clinician teaching oral care - 象牙質 個照片及圖片檔
young patient demonstrates brushing technique with a dental model during a children's dental visit - 象牙質 個照片及圖片檔
happy young patient at the dentist with gloved hands and dental tools ready for a checkup - 象牙質 個照片及圖片檔
