What is wisdom tooth extraction?
Wisdom teeth are the third molars at the very back of the mouth. They usually come through between the late teens and mid-twenties, often after the jaw has run out of space. When a wisdom tooth erupts fully and straight, removal is a relatively short procedure: the dentist loosens the tooth from its ligament and lifts it out of the socket. When it is tilted, only partly visible or still under the gum, the procedure is different and is covered on our page about impacted wisdom teeth removal.
Not every wisdom tooth has to come out. A healthy, fully erupted third molar that you can clean well and that bites against an opposing tooth can often stay. At E&D Dental we explain which category your tooth falls into before recommending anything.
When should a wisdom tooth be removed?
We usually discuss extraction when a wisdom tooth is linked to one or more of these problems:
- Repeated swelling or infection of the gum flap over the tooth (pericoronitis)
- Decay in the wisdom tooth itself, or in the second molar next to it, caused by food trapping
- Gum and bone loss behind the second molar
- Pain when chewing or opening wide
- A tooth with no opposing partner that keeps over-erupting and catching the cheek
- Planned orthodontic, prosthetic or implant treatment nearby
If you want a deeper look at timing, our guide on when wisdom teeth should be removed walks through the common scenarios.
Who may need a different plan
Patients taking blood thinners, those with diabetes, high blood pressure or heart conditions, and pregnant patients can still be treated, but timing and precautions may change. Our team draws on experience with medically complex cases, so we ask about your full health history and medications, and where needed we coordinate with your physician before surgery. If a tooth sits very close to the nerve, we may suggest a staged approach or a referral to a hospital oral surgery department.
How the procedure works at E&D Dental
- Examination and imaging. We start with a clinical exam and a scan on our low-dose 3D CBCT. The three-dimensional view shows root shape and the distance to the inferior alveolar nerve and, for upper teeth, the sinus.
- Explanation and consent. You see the images, hear why extraction is or isn't advised, and decide together with the dentist whether to proceed now or monitor.
- Anesthesia. We apply the 3-step painless anesthesia system: a topical gel or gargle anesthetic, cold numbing of the injection site with Endo-Frost, and then a computer-controlled anesthesia device that delivers the local anesthetic slowly and steadily.
- Removal. Under a smart-sensor surgical light, the tooth is gently loosened and removed. Instruments are sterilized, including handpieces treated with our UV-C portable sterilizer.
- Closure and checks. The socket is cleaned and, if needed, closed with a few stitches. For patients with chronic conditions, a vital-sign monitor tracks blood pressure and pulse throughout.
Recovery and aftercare
Most people go home within the same appointment and return to light activity the next day. Mild swelling and soreness typically peak around the second or third day and then settle. To support healing:
- Bite on the gauze for the time advised to let a clot form
- Avoid spitting, using straws and smoking for the first few days
- Use cold packs on the cheek on day one, then switch to normal routines
- Choose soft, lukewarm food and chew on the other side
- Take prescribed or recommended medicine exactly as instructed
Where swelling or discomfort lingers, some patients benefit from a session on our physical therapy device, which is also used after extractions to help reduce pain and inflammation. Stitches, if placed, are usually checked or removed about a week later.
Risks and limitations
Like any surgery, extraction carries some risk. Dry socket (loss of the blood clot) can cause throbbing pain a few days later. Bleeding, infection and temporary jaw stiffness are possible. Rarely, a lower wisdom tooth close to the nerve can cause temporary or, very uncommonly, lasting numbness of the lip or tongue. CBCT planning aims to reduce, not remove, these risks, and we discuss them plainly before you agree to treatment.
Why Sanbon and Gunpo patients choose E&D Dental for wisdom teeth
- 3D CBCT imaging is available in the clinic, so the scan and consultation can happen on the same visit
- A layered anesthesia approach designed to minimize injection discomfort
- Clear advice on whether removal is needed now or can safely wait
- Monday and Thursday evening hours and Saturday mornings, convenient for students and office workers
- A location about five minutes on foot from Sanbon Station on Line 4
If you are an international resident, we can help arrange English communication; please mention it when booking. To check whether your wisdom tooth needs attention, book a consultation or read what happens on your first visit.