Not all wisdom tooth extractions are the same procedure. A fully erupted wisdom tooth that’s visible above the gumline can often be removed much like any other tooth. An impacted wisdom tooth — one that’s partially or fully trapped beneath the gum or jawbone — is a meaningfully more involved surgical procedure, and understanding why can help set expectations.

Types of impaction, roughly from least to most complex:

• Soft tissue impaction: the tooth has broken through the bone but remains covered by gum tissue
• Partial bony impaction: part of the tooth remains encased in jawbone
• Full bony impaction: the tooth is entirely encased in bone, sometimes positioned at an angle (mesioangular, distoangular, or horizontal) rather than growing straight up

Why the angle and depth matter surgically: a horizontally impacted tooth lying on its side against the neighboring molar’s roots requires a different surgical approach than one merely trapped under gum tissue. Fully bony impactions often require careful sectioning of the tooth into pieces for removal, minimizing the amount of bone that needs to be removed and reducing trauma to surrounding structures.

Proximity to the nerve is the other major factor. The lower jaw’s inferior alveolar nerve, responsible for sensation in the lower lip and chin, often runs close to lower wisdom tooth roots. 3D cone beam imaging lets us map that exact relationship before surgery, which is critical for minimizing the risk of temporary or, rarely, permanent numbness.

What this means for you practically: more complex impactions generally involve a longer procedure, a more involved recovery, and sometimes a recommendation for IV sedation rather than local anesthesia alone, simply because of the additional surgical steps required.

None of this makes impacted wisdom teeth something to fear — it’s a routine procedure for oral surgeons — but it does explain why “how hard is my case” is a fair question to ask before surgery, not after. Our oral surgeons at Falcon Implants & Oral Surgery review your imaging with you beforehand so there are no surprises on surgery day. Schedule a consultation to see exactly what your case involves.