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Table 1 Inter-incisor distance achieved using the McIvor gag versus Floor of Mouth Window (FOMW)

From: Improving exposure for transoral oropharyngeal surgery with the floor of mouth window: a cadaveric feasibility study

  Inter-incisor distance (mm)
Cadaver Dental status McIvor gag FOMW Difference
1 Edentulous 30 40 + 10
2 All incisors present 25 30 + 5
3 Edentulous 38 42 + 4
4 Upper incisors absent 32 34 + 2