Single Tooth Anesthesia System (STA) in London, ON
The Single Tooth Anesthesia (STA) System is a computer-guided local anesthetic delivery device designed to numb only the tooth being treated, not the entire lip, cheek, or tongue. At Spencer Dentistry in London, ON, our team uses sedation options to create a calmer visit for patients of all ages. The handheld wand communicates with a patented pressure-sensing unit, adjusting flow rate in real time so numbness develops smoothly without the sudden sting linked to conventional syringes. Because just one tooth is isolated, you leave the chair able to speak, smile, and return to daily tasks right away.
How the STA Device Delivers Precise Comfort for Local Residents
Traditional injections rely on manual pressure, which can rise unpredictably and trigger discomfort. The STA console listens to feedback from the needle tip multiple times per second, allowing the software to keep pressure within a gentle range. During a STA injection, the pen-style wand is held like a pencil, giving our dentists finely tuned tactile control and letting you focus on the relaxing music in the operatory rather than a looming metal syringe.
This smart regulation means anesthetic reaches the periodontal ligament in micro-droplets; tissue acceptance is higher, and onset is rapid, often in 30 seconds, so procedures such as single-surface fillings or cosmetic bonding start sooner and finish faster.
Patient-Focused Benefits of Single-Tooth Anesthesia in London
Choosing Spencer Dentistry for the STA system in London brings immediate advantages. Because only the target tooth receives anesthetic, speech remains clear, and there is no risk of accidental cheek biting after the appointment. Seniors appreciate a shorter recovery time, while busy parents value the ability to return to work or school minutes after treatment.
The precisely metered flow reduces tissue trauma, resulting in less postoperative swelling and minimal need for over-the-counter pain relief. For kids, the quiet hum of the controller pairs with cartoons on our ceiling screens, making tooth anesthesia feel routine rather than intimidating.
Enhanced Clinical Precision and Workflow for Dentists
The same technology that calms patients also enhances clinical efficiency. With STA dental instrumentation, our dentists can access hard-to-reach mandibular molars without a nerve block, eliminating the 10- to 15-minute latency period associated with inferior alveolar injections. Real-time pressure readings guide needle placement, reducing the likelihood of intravascular injection and ensuring consistent anesthesia depth. Spencer Dentistry routinely completes multiple restorations in a single visit because re-dosing is rarely necessary. That accuracy supports better treatment outcomes, fewer cancellations driven by lingering numbness, and improved chair-time management, which is vital when caring for families across Westmount, Byron, and beyond.
Ideal Candidates for Comfortable STA Numbing
Nearly everyone qualifies for the STA approach, yet certain groups benefit greatly: children developing speech, athletes training the same day, and adults with cardiovascular concerns seeking minimal vasoconstrictor exposure. If you have avoided care because a traditional dentist’s numbing injection left your face tingly for hours, our contemporary method can change that perception. Pregnant patients in the second trimester and individuals on anticoagulant therapy often note reduced tissue injury. Even complex cases, crown preps, or endodontic access benefit from targeted delivery when bone density or infection could complicate anesthesia.
Contact Us Today!
Ready to feel the difference a single-tooth system makes? Call Spencer Dentistry at (519) 474-2626 or request an appointment online. Find us at 1240 Commissioners Rd W, Suite 107D, London, ON N6K 1C7, where comfortable care starts with one precisely numb tooth.