. The Dental cosmos. verlying muco-perios-teum was torn apart. The primary ob-ject in sending for me was to have thepalate fissure closed. This, however, wasunnecessary as soon as the bones werepressed together again. I have also beencalled into consultation in one othersimilar case in which there was separa-tion of the median palatine suture as aresult of an automobile accident. Inboth these cases there was fracture ordislocation of other facial bones whichappeared to have been occasioned by theforcing apart of the upper maxilla? as aresult of the traumatism. Each appeared to establish the fa


. The Dental cosmos. verlying muco-perios-teum was torn apart. The primary ob-ject in sending for me was to have thepalate fissure closed. This, however, wasunnecessary as soon as the bones werepressed together again. I have also beencalled into consultation in one othersimilar case in which there was separa-tion of the median palatine suture as aresult of an automobile accident. Inboth these cases there was fracture ordislocation of other facial bones whichappeared to have been occasioned by theforcing apart of the upper maxilla? as aresult of the traumatism. Each appeared to establish the fact that the force acci-dently applied immediately parted thissuture, just as occurs more moderatelywhen an appliance is used for the pur-pose. (4) In one of my patients, a littlegirl of about eight or nine years, theforcible straightening of the nasal sep-tum by the injudicious use of a nasalsplint brought it down through themedian palatine suture until its lowerborder could be felt upon the palate sur-face. Fig. Skiagram of the mouth of a young man eight-een j-ears old referred from the Universityof Wisconsin because he failed to keep upwith his work during the first expansion he was enabled to continueattendance and make satisfactory in growth during the succeedingyear was noticeable. He also had goodhealth and a freedom from colds and bron-chial trouble such as he had never previ-ously enjoyed. (5) Xot infrequently there is amarked depression, sufficient at least toindicate the absence of bone tissue, thatmay be noted by external examinationabove the central incisors when theyhave moved apart in the course of max-illary separation as described, and oc-casionally in the central portion of thepalate the change in the central suturemay be recognized by digital examina-tion. Occasionally the line along thisdivision may also be observed in an im-pression of the mouth taken immediatelyafter the removal of the appliance whenfor any reason a wid


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Keywords: ., bookcentury1900, bookdecade1910, bookiddent, booksubjectdentistry