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Visionstar SJD-C19A

✓ Certified Professional Seller

Visionstar Dental And Oral Care Equipment

Visionstar SJD-C19A

Product Code: DAOC-DI-2829

Point-and-click is the easy part. Justification is the job.

Two exposure ranges, one for sensors and one for film. The Visionstar SJD-C19A runs a Toshiba D-0712 tube at 60 kV / 2 mA, with 4300 J heat capacity and a stated 300 images per charge at 1.8 kg.

Sections

Intraoral X-ray Units

Categories

Dental And Oral Care Equipment

Condition

New

Origin

China

Seller Type

Certified Professional Seller

Size:

139 × 150 × 165 mm

CE & ISO Certified

Global Shipping

Supplier: Medigear

The Visionstar SJD-C19A is a battery-powered dental X-ray generator weighing 1.8 kg and measuring 139 × 150 × 165 mm. The generator is DC high-frequency, with tube voltage fixed at 60 kV and tube current at 2 mA. The tube is a Toshiba D-0712 stationary insert with a 0.7 mm focal spot, a 16° target angle and 4300 joules of anode heat capacity. Total filtration is published at 1.5 mm aluminium.

The exposure ranges are the specifications worth noticing. The manufacturer publishes two: 0.05 to 1.25 seconds for digital sensors, and 0.20 to 1.35 seconds for film. That receptor-matched structure reflects how the two behave — direct sensors respond to far shorter exposures than film emulsion — and it gives a Medical Physics Expert a sensible starting frame for each. Note that phosphor storage plates are listed among the compatible media in the feature text but do not have a published range of their own, so ask where they sit before you build protocols around them.

Battery endurance is also published, at up to 300 images from a single charge of the lithium-polymer pack, running on a DC 14.2–16.8 V supply. A stated figure of that kind is unusual in this equipment class and useful for planning domiciliary rounds, though it will vary with the exposure times actually used.

The manufacturer's feature text makes several broader claims about safety and convenience. Those deserve reading carefully against UK duties rather than at face value, and the questions below set out what to ask. Medigear.uk can arrange supply, delivery, commissioning, staff familiarisation and service cover for the SJD-C19A across the United Kingdom.

Intraoral radiography carries the diagnostic load in UK general dentistry, and the SJD-C19A is configured for that daily volume. It supports bitewing caries detection, periapical assessment of pathology, endodontic working-length and obturation verification, alveolar bone-level review, and root morphology assessment ahead of extraction.

Mixed receptor workflows are the clearest technical fit. Many UK practices run direct sensors in one surgery and film or phosphor plates in another, or are part-way through a change, and receptor-matched exposure ranges give each a defined starting frame. Where plates are in use, establish values with your Medical Physics Expert, since the published ranges cover sensors and film only.

Domiciliary and outreach services benefit from the published charge endurance. A stated figure for images per charge, however it is caveated, lets a community team plan a round against something concrete.

Paediatric and special care dentistry appear prominently in the manufacturer's own positioning, and the underlying case is sound: a carried unit reaches patients who cannot easily transfer, and shorter sensor exposures suit patients who find receptors hard to tolerate. The regulatory obligations do not soften for those groups. Every exposure still requires justification for that individual patient, paediatric exposure factors still need to be agreed with a Medical Physics Expert, and hand-held use still rests on the employer's risk assessment and the RPA's advice.

Community dental services and special care teams need equipment one clinician can carry, and at 1.8 kg the unit travels, with off-site radiation protection arrangements agreed with the RPA in advance.

Guidance from the College of General Dentistry and UKHSA Dental X-ray Protection Services remains the reference point that UK practices work to, alongside HSE enforcement of IRR17.

Exposure ranges matched to the receptor.

Separate spans for digital sensors and for film reflect how differently the two respond, giving a Medical Physics Expert a defined starting frame for each.

Charge endurance published

A stated figure for images per charge lets a community team plan a domiciliary round against something concrete, treated as an upper bound.

A named tube insert with published characteristics

The Toshiba D-0712 gives your Radiation Protection Adviser and service engineer a definite reference for beam quality data, expected test results and replacement parts.

Heat capacity stated for multi-view work.

A 4300 joule anode capacity gives practices running endodontic sequences, or full-mouth surveys, something definite to plan against, with duty cycle the follow-up question for the manufacturer.

Filtration published for assessment

Total filtration is stated at 1.5 mm aluminium, the figure beam quality work uses and the minimum commonly cited for sets up to 70 kV, so the half-value layer measurement becomes a confirming step.

Light enough to reach the patient

At 1.8 kg, the unit travels to a bedside, a care home or a school session, which for many patients is the difference between having a radiograph and not.

Marketing claims scoped before order.

Comparative dose statements, hand-held certification and room-use claims all need testing against UK duties. Medigear.uk can arrange for the manufacturer's substantiation to be requested with your quotation, so your RPA sees it before commissioning.

UK supply, commissioning and service through one route

Medigear.uk can arrange listing, supply, delivery, installation, commissioning, staff familiarisation, service cover, planned maintenance, shielding accessories and quotations for the SJD-C19A across the United Kingdom.

Receptor-matched exposure ranges

0.05–1.25 seconds for digital sensors and 0.20–1.35 seconds for film, published separately by the manufacturer.

Toshiba D-0712 stationary tube

A named fixed-anode insert, giving a definite reference point for beam quality data, servicing and part replacement.

4300 J anode heat capacity

Published heat capacity, the figure governing how many exposures can be taken in close succession before a cooling interval.

1.5 mm Al total filtration

Published total filtration, the figure beam quality assessment works from, sitting at the minimum commonly cited for intraoral sets up to 70 kV.

0.7 mm focal spot

Published focal spot size, one of the figures governing geometric sharpness at the receptor alongside working distance and receptor position.

16° target angle

Published anode target angle, relevant to field coverage and to the intensity distribution across the beam.

60 kV fixed tube voltage

Operation at a fixed 60 kV sits within the established kilovoltage range for intraoral dental radiography.

2 mA fixed tube current

Holding tube current constant means the exposure product is governed entirely by time, which simplifies protocol design and audit.

DC high-frequency generator

High-frequency operation produces a near-constant potential waveform, delivering steadier output per exposure and a beam carrying proportionally fewer low-energy photons.

Lithium-polymer battery, DC 14.2–16.8 V

A rechargeable pack with a manufacturer-stated 300 images per charge; capacity in milliamp hours is not published, so request it at quotation.

AC 100–240 V charger

The charger accepts a wide input range, so the unit runs on UK mains directly and internationally with a plug adaptor.

LCD control display

A backlit panel presents the active exposure value and machine state on the rear control face.

Stated media compatibility

Film, digital sensors and phosphor storage plates are listed as compatible; published exposure ranges cover sensors and film, so confirm plate values before routine use.

139 × 150 × 165 mm at 1.8 kg

Published dimensions and weight, the figures that determine storage arrangements and single-person handling across a list or a round.

The Visionstar SJD-C19A gives UK dental teams a 1.8 kg battery-powered X-ray generator built around a Toshiba D-0712 stationary tube with 4300 joule heat capacity, a 0.7 mm focal spot and 16° target angle, 60 kV / 2 mA fixed output from a DC high-frequency generator, published total filtration of 1.5 mm aluminium, receptor-matched exposure ranges for sensors and film, and a stated 300 images per charge. It fits NHS and private general practice, mixed receptor workflows, paediatric and special care dentistry, community dental services, care home and domiciliary rounds, and outreach programmes. Medigear.uk can arrange supply, delivery, commissioning, staff familiarisation, service cover, planned maintenance and shielding accessories across the United Kingdom, and can arrange for the manufacturer's tube datasheet, claim substantiation, plate exposure guidance and battery documentation to accompany your quotation for your Radiation Protection Adviser's review. Contact the Medigear.uk team for pricing, lead times, sensor pairing options and configuration enquiries.

FAQ

Frequently Asked Questions

Everything buyers need to know about sourcing medical equipment through MediGear.

As manufacturer marketing, not as a figure you can rely on. A comparative dose claim needs a stated basis — what was measured, at what exposure factors, with what receptor, at what distance, and against what. None of that accompanies the claim here. Patient and operator dose in your surgery is determined by your exposure factors, receptor speed, collimation, total filtration, operator position and shielding, and the only figures that describe your installation are the ones your Radiation Protection Adviser and Medical Physics Expert measure. Ask for the substantiation if it matters to your decision, and do not carry the claim into your patient information.

No, and this is the most important point on this page. In the UK, whether a unit may be held during an exposure is determined by the employer's radiation risk assessment under IRR17 and the advice of the appointed Radiation Protection Adviser. A manufacturer statement does not replace that assessment, and it does not remove the backscatter shielding question — UK guidance on hand-held dental equipment addresses backscatter protection specifically, and many RPAs require an external shield as a condition of hand-held use. Ask which body issued any certification and against what standard, then give the answer to your RPA and let them decide.

Not as a matter of UK regulation. Where X-ray equipment may be operated depends on the controlled area designated in your radiation risk assessment and set out in your local rules, and that designation is specific to the room, the workload and the shielding. Portability makes new locations practical to consider; it does not make them automatically permissible. For domiciliary and outreach work, the arrangements need to be agreed with your RPA before the first visit.

Because receptors differ. Direct digital sensors respond to much shorter exposures than film emulsion, so the manufacturer publishes 0.05 to 1.25 seconds for sensors and 0.20 to 1.35 seconds for film. Working from the range that matches your receptor is the sensible starting point, with the specific values set by your Medical Physics Expert and recorded as local diagnostic reference levels.

The feature text lists them as compatible, but no exposure range is published for them, and plate speed varies between systems. Ask the manufacturer where plates sit relative to the two published ranges, and have your Medical Physics Expert establish values for the plates and scanner you actually run before they enter routine use.

It is a manufacturer-stated figure and should be treated as an upper bound rather than a working assumption. Exposures consume energy in proportion to the time used, so a practice working mainly at the short sensor end will get closer to it than one working at the long film end, and standby time also draws on the pack. It remains a genuinely useful planning figure for domiciliary rounds. Ask about spare pack availability regardless.

The clinical decision. Under IR(ME)R 2017, every exposure must be justified by the practitioner for that individual patient, taking account of the clinical question, alternatives and the benefit against the detriment. Operators must be trained for the tasks they perform, and the employer keeps records of that training. Ease of operation is a real benefit for technique and for patient experience; it does not reduce the justification duty, and equipment that feels casual to use makes it more important that the protocol and training are documented.

The Ionising Radiations Regulations 2017 require employers carrying out dental X-ray work to register with the Health and Safety Executive, appoint a Radiation Protection Adviser, nominate a Radiation Protection Supervisor and complete a radiation risk assessment. The Ionising Radiation (Medical Exposure) Regulations 2017 add the appointment of a Medical Physics Expert, justification and optimisation of each exposure, and documented training for referrers, practitioners and operators. A critical examination is required when the equipment is put into service.

Dental X-ray equipment is subject to routine quality assurance and periodic radiological testing under IRR17, alongside annual electro-mechanical inspection, with a critical examination required at installation. UK service providers commonly apply an annual radiological testing interval to hand-carried units. Warranty terms are set and issued by the seller or manufacturer, typically 12–24 months for this equipment class — confirm the term, the parts covered and the battery position at quotation.