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Straighten Your Teeth with Clear Aligners
Discreet. Comfortable. Predictable results.
Transform your smile with advanced clear aligner treatment designed to deliver predictable results — often faster and at a lower cost than traditional aligner systems.
From £X per month • No obligation • Flexible finance options available
Why Choose Spark Aligners?
Spark Aligners are one of the latest innovations in clear orthodontics, designed to move teeth efficiently while staying virtually invisible.
Benefits of Spark Aligners:
✔ Clearer and less noticeable than many other aligners
✔ Smooth and comfortable material
✔ Removable for eating and cleaning
✔ Fewer attachments in many cases
✔ Predictable, digitally planned results
✔ Treatment often completed faster than traditional aligner systems✔ More affordable than Invisalign in many cases
Perfect for adults and professionals who want a discreet way to improve their smile.
What Can Spark Aligners Fix?
Spark treatment is suitable for a wide range of concerns:
✔ Crowded or crooked teeth
✔ Gaps between teeth
✔ Overbite or underbite
✔ Crossbite
✔ Relapse after previous orthodontics
✔ Mild to moderate alignment issues
Not sure if Spark is right for you? We’ll assess your smile at your consultation.
Our Current Clear Aligner Offers
Choose the clear aligner package that suits your goals, timeline and budget – with transparent pricing and flexible finance available. We offer both Invisalign and Spark Clear Aligners.
Spark Complete
Full smile straightening at a fixed price – faster results with whitening included.
Spark Smile
Makeover Package
Straighten and enhance your smile with aligners and composite bonding in one complete transformation.
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Finance options
An investment in long-term function, comfort, and confidence — with clear planning and transparent costs.
Use our finance calculator to see how your treatment cost could be spread into affordable monthly payments.
Estimates are based on a representative 14.9% APR and are for guidance only. Your personalised figures will be confirmed following your consultation and finance approval.There’s no obligation — the calculator is simply here to help you understand your options clearly and without pressure.
Finance is arranged through Chrysalis finance Limited PO Box 404, Alderley Edge, Cheshire SK9 0EA. A member of the Chrysalis Healthcare Group. www.chrysalisfinance.com. Chrysalis finance limited is authorised and regulated by the Financial Conduct Authority for credit broking and lending (FRN:631193). Credit acceptance is subject to application and status. Terms and conditions apply.
Meet Dr. Azizi
Understanding who will be involved in your care is an important part of feeling confident about your treatment. With a focus on careful assessment, clear communication, and personalised planning, Dr Azizi works closely with patients to ensure they feel informed and supported at every step.
Real Results, Expert Care
Your treatment is carried out by experienced clinicians using advanced digital planning and monitoring to ensure safe, predictable results. Why choose Harley Private Dental? Experienced cosmetic and orthodontic team. Advanced digital scanning technology. Flexible finance options. Convenient Sheffield location. High patient satisfaction and reviews
What our patients say
Reflections from people who have visited our clinic and shared their experience.
What happens at your consultation?
We make your smile transformation simple, comfortable, and fully personalised from start to finish.
1. Clinical Examination
Your journey begins with a no-obligation consultation at Harley Private. During your visit, we will:
✔ Assess your teeth, bite, and smile
✔ Discuss your goals and concerns
✔ Confirm whether Spark Aligners are the right option for you
✔ Explain treatment times, pricing, and finance options
✔ Answer any questions you may have
Our aim is to give you clear, honest advice so you can make a confident decision.
2. Advanced 3D Digital Smile Scan
If you decide to proceed, we take a precise 3D digital scan of your teeth — no messy impressions. Using advanced software, we will:
✔ Create a customised treatment plan
✔ Map out each stage of tooth movement
✔ Show you a preview of your expected final smile
✔ Estimate your treatment duration
This allows you to see your future results before treatment even begins.
3. Your Custom Spark Aligners
Your Spark aligners are then custom-made specifically for your smile. Each set is:
✔ Ultra-clear and discreet
✔ Smooth and comfortable to wear
✔ Designed to gently move your teeth step by step
You’ll receive a series of aligners and simply change to the next set as directed, usually every 1–2 weeks.
For best results, aligners should be worn 20–22 hours per day.
4. Progress Reviews & Support
Throughout your treatment, we’ll monitor your progress to ensure everything is moving as planned.
Your care includes:
✔ Regular review appointments
✔ Adjustments if needed
✔ Ongoing support from our clinical team
✔ Guidance on wear, cleaning, and comfort
Most patients find Spark aligners easy to fit into their daily routine with minimal disruption.
5. Smile Enhancement & Whitening
Once your teeth are aligned:
✔ You’ll receive your professional at-home whitening kit (included in the £3,500 package)
✔ If you’ve chosen the Spark + Composite package, we’ll complete your cosmetic bonding to refine tooth shape, edges, and symmetry
This final stage enhances the overall brightness and appearance of your new smile.
6. Retainers to Protect Your Results
To keep your teeth in their new position, you’ll receive custom retainers. Wearing your retainers as advised will help maintain your results long-term and protect your investment.
Why Patients Choose Spark Instead of Invisalign
Why Patients Choose Spark Instead of InvisalignMany patients choose Spark because:Lower cost for comparable resultsFaster treatment time in suitable casesClearer material for better aestheticsAdvanced digital planning for precise tooth movementAt Harley Private Dental, we’ll recommend the best system for your case — Spark or Invisalign — based on your goals, timeline, and budget.
Fixed pricing — no complexity upgrades
Faster treatment in suitable cases
Clearer material for improved aesthetics
More affordable than many alternatives
Ongoing aftercare guidance and reviews
Excellent results for cosmetic cases
Book your Spark aligner consultation
Your consultation is designed to give you clarity and reassurance. We’ll assess your suitability and provide a personalised plan and — so you can make an informed decision without any pressure.
Spark vs Invisalign – What’s the Difference?
Both Spark and Invisalign are advanced clear aligner systems designed to straighten teeth discreetly and comfortably. At Harley Private Dental, we offer both options and will recommend the most suitable treatment for your needs.
Which Option Is Right for You?
Both systems can deliver excellent results. Many patients choose Spark because it offers:
✔ A fixed, transparent price
✔ Faster treatment in suitable cases
✔ Included whitening
✔ Outstanding cosmetic results
At your consultation, we’ll assess your teeth and recommend the best option based on your smile goals, treatment needs, and budget.
Frequently asked questions
Are Spark Aligners really invisible?
They are made from ultra-clear material and are barely noticeable when worn.
Is Spark better than Invisalign?
Both systems are effective. Spark is often more affordable and may offer faster treatment in suitable cases.
How long does treatment take?
Most cases take between 4–8 months, depending on complexity.
Can I remove the aligners?
Yes — remove them for eating, drinking, and cleaning.
Is treatment painful?
You may feel mild pressure when changing aligners, but most patients find them comfortable.
Take the first step towards a confident smile
If you’re considering teeth straightening, the first step is a consultation to understand your options clearly. Your consultation includes a free detailed clinical assessment, personalised treatment plan and full cost breakdown. No obligation to go ahead with treatment.
