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Align (ALGN) hopes to taste greater clinical success in the orthodontic space with Vivera Retainers' integration into Precision Bite Ramps, which are part of the company's Invisalign G5.
In fixed retainers, composite is usually placed to bond and to cover the wire, whilst ensuring no interference in the interdental space. Fixed retainers are used in situations where instability is more likely, such as severe rotations, periodontal disease and median diastemas. Occasionally the patient will require a removable retainer as well.
A retainer agreement is a work-for-hire contract. It falls between a one-off contract and permanent employment, which may be full-time or part-time. [1] Its distinguishing feature is that the client or customer pays in advance for professional work to be specified later. The purpose of a retainer fee is to ensure that the employed reserves time ...
A diagram of a recirculating ball mechanism. Recirculating ball, also known as recirculating ball and nut or worm and sector, is a steering mechanism commonly found in older automobiles, off-road vehicles, and some trucks.