A peer-reviewed clinical study published in April 2026 found that OrthoFX FXClear aligners reduced treatment time by nearly six months compared to Invisalign, required 40% fewer aligners, and delivered measurably more precise tooth movement. For Canadian dental practices evaluating clear aligner systems, this research reshapes the cost-benefit equation.
As of April 2026, the clear aligner market continues to expand globally, and Canadian dentists — particularly general practitioners offering orthodontic services — face a growing list of system choices. The Invisalign aligner system has dominated the category for over two decades, but a new head-to-head clinical study challenges some longstanding assumptions about efficiency, predictability, and patient chair time.
What the Study Found
The retrospective clinical study evaluated 111 cases — 54 treated with FXClear aligners and 57 treated with Invisalign — across three private orthodontic practices. Both groups presented with comparable baseline malocclusion severity and were treated by the same orthodontists using identical seven-day aligner change protocols. This controlled design allowed researchers to isolate the performance differences between the two systems.
The results were striking across every metric measured:
- Treatment duration: FXClear cases completed in an average of 17.3 months versus 23.0 months for Invisalign — a reduction of nearly six months, or roughly 25%.
- Total aligners used: FXClear cases required an average of 49 aligners compared to 82 for Invisalign — a 40% reduction that directly affects material costs and patient compliance burden.
- Total visits: FXClear patients averaged 12.6 appointments versus 15.4 for Invisalign — approximately three fewer chair sessions per case.
- Treatment precision: FXClear achieved significantly lower deviation between planned and actual tooth movement. Between 39% and 43% of surface points fell within a tight ±0.5 mm tolerance, compared to only 27% to 28% for Invisalign.
Despite these efficiency differences, Modified ABO Objective Grading System scores confirmed that both systems achieved comparable clinical outcomes at the end of treatment. Patients in both groups ended up with similar quality results — the FXClear system simply arrived there faster and with fewer resources.
Why This Matters for Canadian Dental Practices
For practice owners in Toronto and across the Greater Toronto Area, clear aligner therapy represents a significant and growing revenue stream. Many general dentists now integrate aligner treatment into their service mix, and the system they select has direct implications for scheduling, materials inventory, and case profitability.
Pro Tip: When evaluating a new aligner system, calculate the per-case chair time savings. Three fewer appointments over 111 cases translates to roughly 330 freed-up chair hours per year for a moderately busy orthodontic practice — time that can be reallocated to new patient consultations or other procedures.
Fewer aligners per case also means lower materials costs per treatment and reduced environmental waste — a consideration that resonates with patients who increasingly ask about sustainability in healthcare. Practices in Mississauga, Brampton, Markham, and Vaughan that market their environmental consciousness can use aligner efficiency as a tangible talking point.
Precision and Predictability: The Clinical Implications
The precision data from this study deserves particular attention. Higher treatment precision — meaning the final tooth positions more closely match the digital treatment plan — reduces the need for refinement stages. Refinements add cost, extend treatment timelines, and can erode patient satisfaction.
For Canadian practices operating under the Royal College of Dental Surgeons of Ontario (RCDSO) standards of practice, treatment predictability also has regulatory implications. The RCDSO expects dentists to provide informed consent that includes realistic timelines and expected outcomes. A system that consistently delivers on its digital treatment plan supports more accurate patient communication at the consent stage.
Pro Tip: When presenting aligner treatment plans to patients, ask your aligner provider for published predictability data. Sharing specific precision percentages builds credibility and differentiates your practice from competitors relying on vague promises.
The Competitive Landscape for Clear Aligners in Canada
Invisalign, manufactured by Align Technology, remains the most recognized consumer brand in the clear aligner space. Its market share in Canada is substantial, supported by decades of brand advertising and a network of certified providers. However, the aligner market has fragmented significantly since key Invisalign patents expired.
OrthoFX, the maker of FXClear aligners, positions itself on biomechanical precision — the company's proprietary FXForce technology claims to deliver more controlled and efficient tooth movement through force optimization at each aligner stage. This study appears to validate those claims in a clinical setting.
For Canadian practices, the decision between aligner systems involves more than clinical data. Factors include lab turnaround times (which matter significantly for practices in Scarborough, Etobicoke, and North York that serve high patient volumes), software integration with existing practice management systems, training requirements, and per-case pricing in CAD.
What This Means for Treatment Planning
Dentists considering a switch or addition of a new aligner system should weigh several practical factors:
- Case selection: The study evaluated mild-to-moderate complexity cases. Practices handling severe malocclusions or surgical cases should await further data before generalizing these findings.
- Learning curve: Switching aligner systems requires staff retraining on scanning workflows, case submission portals, and patient communication scripts. Budget two to four weeks for the transition.
- Patient communication: Patients who specifically request Invisalign by brand name may need education about alternatives. Position the conversation around outcomes and efficiency rather than brand rivalry.
- Insurance considerations: Most Canadian dental insurance plans cover orthodontic treatment by procedure, not by brand. Verify that your provincial fee guide codes apply regardless of which aligner system you use.
Pro Tip: Before committing to a new aligner system, request five trial cases at a reduced fee to evaluate workflow integration, lab communication quality, and clinical outcomes in your own practice environment.
Regulatory Considerations for Ontario Practices
The RCDSO requires that dentists providing orthodontic services — including clear aligner therapy — practise within their scope of competence. General practitioners offering aligner treatment should maintain appropriate continuing education credits and consider mentorship or co-treatment arrangements with orthodontists for complex cases.
Health Canada regulates clear aligners as Class II medical devices. Both Invisalign and FXClear aligners carry the necessary regulatory approvals for use in Canada. Practices should confirm that any aligner system they adopt holds current Health Canada device licensing.
The Broader Industry Signal
This study reflects a broader trend in dental technology: established incumbents are facing credible challengers armed with clinical evidence. For dental professionals in Ontario and across Canada, competition in the aligner market is ultimately beneficial — it drives innovation, may reduce per-case costs over time, and gives practitioners more options to match specific patient needs.
The Canadian Dental Association (CDA) has encouraged its members to evaluate new technologies based on peer-reviewed evidence rather than marketing claims alone. This FXClear study, published with transparent methodology and controlled comparisons, meets that standard and warrants serious consideration from any practice offering or planning to offer clear aligner therapy.
Frequently Asked Questions
Q: Are FXClear aligners available for dental practices in Canada?
OrthoFX distributes FXClear aligners to dental practices in Canada. Before adopting any new aligner system, verify that the product holds current Health Canada Class II medical device licensing and that your practice has completed the required training program.
Q: How much faster is FXClear treatment compared to Invisalign based on this study?
The clinical study found that FXClear cases completed in an average of 17.3 months compared to 23.0 months for Invisalign — approximately 5.7 months faster. FXClear also required 40% fewer aligners and about three fewer patient visits per case.
Q: Should general dentists in Ontario switch from Invisalign to FXClear based on this study?
One clinical study, while promising, should not be the sole basis for switching systems. The RCDSO expects dentists to practise within their competence and make evidence-informed decisions. Consider running trial cases, evaluating workflow fit, and reviewing additional research as it becomes available before making a full transition.
EBIKO Dental will continue monitoring developments in clear aligner technology and their implications for Canadian dental practices. Visit ebiko.ca for the latest industry news and clinical supply resources.