It would require a sudden transformation of forelimbs from a retractive, terrestrial, weight-bearing stroke to a depressive, protractive, aerial, thrust-generating stroke. |
Similarly, the arms that connect the palatal TADs to the acrylic pads of the hybrid MARPE may have flexed under the protractive effect of the Class III elastics, allowing for proclination of the maxillary incisors. |
In addition the time-scale could prove to be very protractive indeed. |
The 32-year-old Scot ended protractive talks with the League Two club by signing a two-year contract. |