Dental Hand Pieces Lecture

Types of Dental Hand Pieces

High-Speed Hand Pieces (Turbines)

• Require specific fittings and couplings
• Different manufacturers have unique coupling systems

Specific Models and Couplings

• NSK Handpieces: Utilize PTL fitting
• DME Handpieces: Have a distinct coupling
• Sirona Handpieces: Feature their own unique coupling
• Star Handpieces: Use specialized connection systems

Types of Connections

• Midwest Fitting: Handpieces attach directly to the lead
• Borden Fitting: Screw directly onto the lead

Common Issues with Turbines

Bearing Issues

• Bearings may stop rotating, preventing the bur from rotating
• This is often due to inadequate lubrication