Fig. 4From: The influence of artificial saliva on the cleaning force of interdental rubber picks: an in-vitro comparisonExemplary illustration of the insertion of the test products (a) SPA+ (GUM Soft-Picks Advanced Plus) and (b) SPA (GUM Soft-Picks Advanced), both in regular size, into an isosceles triangle IDR of 1.3 mm (magnification 2.7x).Back to article page