A dental X-ray sensor positioner is a colour-coded holder system that grips a digital intraoral sensor inside the mouth and lines it up with the X-ray tube head, so every periapical and bitewing image is taken with a repeatable, parallel projection.
This complete kit includes aiming rings, stainless steel indicator arms and colour-coded sensor holders / bite blocks, helping dental teams capture sharper, less distorted radiographs with fewer retakes.
Key Benefits of This Digital Sensor Positioning System
- Fewer retakes: The aiming ring shows exactly where to place the cone, reducing cone-cuts and elongation or foreshortening.
- Consistent paralleling technique: The indicator arm keeps the sensor parallel to the long axis of the tooth for diagnostically reliable images.
- Faster chairside workflow: Colour coding lets staff pick the correct holder for anterior, posterior or bitewing views at a glance.
- More patient comfort: Lightweight plastic bite blocks spread bite pressure and keep the sensor stable without finger holding.
- Lower operator exposure: The patient bites to hold the sensor, so no one needs to hold it in place during exposure.
Features of the RVG Sensor Holder Kit
Colour-Coded Aiming Rings
Three rings (red, blue and yellow) slide onto the indicator arms and give a clear external target for aligning the position-indicating device (cone) of the intraoral X-ray unit.
Stainless Steel Indicator Arms
Five bent metal arms with colour-marked tips connect the bite block to the aiming ring, fixing the geometry between tube head, tooth and sensor.
Sensor Holders and Bite Blocks
Colour-matched blue, yellow and red holders grip the digital sensor for anterior, posterior and bitewing projections, and two green holders are included for additional positioning needs.
Durable, Lightweight Construction
Components are moulded from medical-grade plastic with stainless steel arms, making the kit light for the patient yet robust for daily clinical use.
Dental X-Ray Positioner Specifications
| Product Type | Dental X-ray sensor positioner / intraoral sensor holder kit |
|---|---|
| Part Number | DXSP-RVG-KIT |
| Intended Use | Positioning digital RVG (CMOS / CCD) intraoral sensors for periapical and bitewing radiography |
| Technique | Paralleling technique with external aiming ring |
| Aiming Rings | 3 (red, blue, yellow) |
| Indicator Arms | 5 (stainless steel, colour-marked tips) |
| Sensor Holders / Bite Blocks | Blue, yellow and red sets plus 2 green holders (as pictured) |
| Material | Plastic components with stainless steel arms |
| Certification | CE |
| Reprocessing | Cold / chemical disinfection recommended; do not autoclave the plastic parts |
| Package Size | 23 x 24 x 10 cm |
| Package Weight | 0.5 kg |
| Condition | New |
What’s in the Box
- 3 x aiming rings (red, blue, yellow)
- 5 x stainless steel indicator arms
- Colour-coded sensor holders / bite blocks in blue, yellow and red
- 2 x green sensor holders
Use Cases for an Intraoral Sensor Positioner
- Anterior and posterior periapical radiographs in general dental practice
- Bitewing radiographs for interproximal caries detection
- Endodontic working-length and follow-up images
- Implant and periodontal bone-level monitoring
- Dental schools and hygiene clinics teaching the paralleling technique
- Mobile and handheld X-ray setups that need repeatable alignment
How to Use and Care for the Sensor Positioner
- Cover the digital sensor with a disposable barrier sleeve.
- Choose the colour-coded holder for the area being imaged and seat the sensor in it.
- Attach the matching indicator arm and aiming ring.
- Place the holder in the mouth, have the patient bite gently, then align the X-ray cone with the aiming ring and expose.
- After use, clean and disinfect with a hospital-grade low-temperature disinfectant. Do not autoclave the plastic parts, as high heat can deform them.
Frequently Asked Questions
What does a dental X-ray sensor positioner do?
It holds a digital intraoral sensor in a fixed, parallel position behind the teeth and links it to an external aiming ring, so the X-ray cone can be aligned accurately for consistent, distortion-free radiographs.
Which sensors does this positioner work with?
It is designed for standard wired digital RVG intraoral sensors (CMOS or CCD). Sensor housings vary by brand and size, so please check that your sensor fits the bite block slot; contact us with your sensor model and dimensions if you are unsure.
Can the sensor positioner be autoclaved?
No. The plastic holders and rings should not be autoclaved because high temperature can warp them. Clean and disinfect them with a suitable low-temperature or chemical disinfectant between patients.
What do the colours mean?
Colour coding matches each holder to its indicator arm and aiming ring, making it quick to assemble the right set for anterior, posterior or bitewing views without mixing parts.
Does it reduce retakes?
Yes. By keeping the sensor parallel to the tooth and the cone aligned with the ring, a positioner reduces common errors such as cone-cuts, elongation and foreshortening that lead to retakes.
Is the product new?
Yes, this sensor positioner kit is supplied brand new.
Related Dental Imaging Products
Complete your intraoral imaging setup with the Runyes DR730 digital RVG X-ray sensor or the Nanopix CMOS intraoral sensor, pair them with the Woodpecker Ai Ray handheld dental X-ray machine, keep sensors hygienic with dental X-ray barrier envelopes, and protect patients with a high-collar dental lead apron.
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