Dental unit with electric chair Siena

with adjustable headrestwith monitorwith delivery system

Presentation
The Siena line provides dental treatment units designed for clinical versatility and configurable options, offering a balance of features and cost-efficiency.

Practical and versatile
Designed for practicality in the dental clinic, the system allows multiple configurations and optional accessories to meet varied clinical needs.

Technology and comfort in every detail
The unit features a pneumatic delivery arm manufactured in steel for high structural resistance. A long‑reach module and a water module that tilts 90° give the clinician easier access to the operative field, improving hygiene and mobility. Low maintenance requirements and a range of peripheral and control system options are available.

Main items and functionalities

• Pneumatic flex arm with locking (standard)
• Water module tilting 90°
• Thermo Comfort system (optional) with heated water in the three‑way syringe
• Piezo ultrasonic (optional) with endodontic settings

Chair

• 3 programmable working positions
• Automatic return to zero
• Multi‑articulated headrest
• Foldaway right armrest
• Mobile joystick foot pedal
• Integrated connection box with embedded hoses
• Injected soft upholstery
• Emergency position (backrest -5°)
• Seat and backrest articulation aligned with the acetabulum
• 2 oil‑free Bosch motors

Delivery unit

• Up to 6 instrument terminals
• Mounted or cart version
• Flex arm with pneumatic locking
• 1 three‑way syringe
• 2 high‑speed handpiece terminals (Borden)
• 1 low‑speed handpiece terminal (Borden) with spray cooling
• Progressive foot pedal for handpiece activation
• Single stainless steel tray
• Anti‑reflux system and anti‑retraction valve
• Solid‑waste filter in the instrument water reservoir

Light

• Evolution Plus LED light
• Intensity from 8,000 to 30,000 Lux
• On/Off controlled by foot pedal
• Dual‑sided handle
• Multifaceted reflector with transparent polycarbonate front shield
• Balanced spring‑assisted arm

Auxiliary unit

• Up to 3 terminals
• Tiltable 90°
• 2 Venturi suction connectors Ø6.5mm and Ø9.5mm for disposable tips
• Removable white polymer bowl
• Foot‑pedal controlled bowl water with timer
• Embedded hoses

Stool

• Professional stool option available (configurations for professional stool)

Additional / optional items

• Separate connection box
• 3D color options
• Colored bowl
• Leather upholstery
• Upholstery with massager (PVC or leather)
• Cross Flex delivery unit (up to 4 terminals)
• Wired LED curing light (mounted)
• Valo curing light wired
• Valo curing light wireless
• Auxiliary module (up to 3 terminals)
• Electronic micromotor with pad without contra‑angle
• Bien Air Digital electronic micromotor (with pad) + contra‑angle
• 1:5 multiplier with light
• Cup holder
• Concept Plus reflector 8,000–30,000 Lux
• Premium LED reflector 8,000–30,000 Lux
• Three‑way syringe on the water module
• Prophylaxis system (air‑powder polishing)
• Touch control on delivery unit
• Touch control on auxiliary module
• High‑power suction (vortex)
• Suction for vacuum pump
• Monitor support
• Additional instrument terminal (Borden)
• Thermo Comfort (optional)
• Ultrasonic scaler (optional)
• Piezo ultrasonic with/without LED light

Technical characteristics / specifications

• ANVISA registration: 10281300009
• Pneumatic delivery arm in steel (high resistance)
• Flex arm with pneumatic locking (standard)
• Water module tilting 90°
• Thermo Comfort (optional): heated water in the three‑way syringe
• Piezo ultrasonic (optional) with endodontic adjustment
• Anti‑reflux system and anti‑retraction valve
• Single stainless steel tray
• Upholstery: injected soft (leather options available)
• 2 oil‑free Bosch motors
• Evolution Plus LED: 8,000–30,000 Lux
• Solid‑waste filters in the instrument water reservoir
• Configuration options: mounted or cart delivery unit; up to 6 instrument terminals on delivery unit; up to 3 terminals on auxiliary module