– Errors in the preparation stage

– Insufficient preparation:

- Poor positioning of the silicone key when making the mock-up

- Do not control them with silicone keys, at the end of the preparations

- Insufficient preparation in a discolored tooth

- Insufficient preparation in proximal in case of diathemas and black triangles.

– Over preparation:

- Insufficiente additive wax-up

- Misaligned tooth.

– Errors in the impression taking stage:

- Impressions in one and two times. use of retraction cord

- Single and double thread technique

- Big mistakes and the need for a new impression

- Small errors and the possibility of repairing them at the laboratory stage

- Printing technique

- Electrocautery pen.

– Errors in the stage of temporary prostheses:

- Dental hypersensitivity

- Gingival inflammation

- Temporary permanence time

- Coordination with the laboratory

- Manufacturing techniques

- Type of materials.

– Errors at the stage of fixing a permanent structure:

-Treatment of surfaces, ceramics and teeth

- Double check of the adaptation of the veneers

- Fracture of the veneer at the time of cementation

- Choice of adhesive and cement.

– Color mismatch:

- Insufficient preparation

- Wrong choice of ceramic

- Incorrect choice of hue and chroma

- What is really important for color match.

– Chips of restorations after fixation:

- Cementing errors

- Internal adaptation of the veneer

- Protective night guards.

– Technical errors

– Periodontal complications: what causes them, how to avoid them

– Life hacks for working with gums

– Over contoured and under contoured veneers, gaps, excess of cement, incorrect glaze or polishing

– Gingival inflammation, retraction of the gingival margins and papillae

– Pigmentation on the margins of the veneers

– Plaque accumulation and tartar formation

– Dental cavities.

Recommended for: Prosthodontists, Restorers.

Jose Contribunale

Errors in prosthodontics: a detailed breakdown of each stage