Growth of the maxilla after soft tissue palatal surgery at different ages in beagle dogs: A longitudinal radiographic study

1988 ◽  
Vol 46 (3) ◽  
pp. 204-209 ◽  
Author(s):  
Maarten G.M.M. Wijdeveld ◽  
Ellen M. Grupping ◽  
Anne M. Kuijpers-Jagtman ◽  
Jaap C. Maltha
1993 ◽  
Vol 30 (2) ◽  
pp. 129-134 ◽  
Author(s):  
Marcel M. H. In De Braekt ◽  
Frank A.M. Van Alphen ◽  
Anne M. Kuijpers-Jagtman ◽  
Jaap C. Maltha

The effect of implantation of poly-(L-lactic) acid membranes after palatal surgery on dentoalveolar development was investigated. Beagle dogs were randomly assigned to four experimental groups and a control group. In the experimental groups, a soft tissue defect was created in the medial region of the palate by excising a standardized elliptical mucoperlosteal flap at 12 weeks of age. This defect was closed according to the Von Langen beck technique, leaving two areas of denuded bone. Poly-(L-lactic) acid membranes were implanted on the denuded bony areas either directly or 3 weeks after surgery. Group L and LS served as sham groups. Dental casts were made at regular intervals until 25 weeks of age, and maxillary arch dimensions were studied. Dental arch dimensions in the deciduous dentition of the experimental groups were not markedly disturbed, but after transition of teeth, mainly transversal maxillary arch dimensions in the premolar region were reduced. It was concluded that implantation of poly-(L-lactic) acid membranes after palatal surgery in Beagle dogs did not prevent iatrogenic disturbances of dentoalveolar development under conditions used in this study.


1989 ◽  
Vol 68 (6) ◽  
pp. 1105-1109 ◽  
Author(s):  
M.G.M.M. Wijdeveld ◽  
E.M. Grupping ◽  
A.M. Kuijpers-Jagtman ◽  
J.C. Maltha

2018 ◽  
Vol 29 ◽  
pp. 47-47
Author(s):  
David Palombo ◽  
Fabio Vignoletti ◽  
Javier Sanz-Esporrín ◽  
Javier Nuñez ◽  
Mariano Sanz

1991 ◽  
Vol 36 (11) ◽  
pp. 837-843 ◽  
Author(s):  
M.G.M.M. Wijdeveld ◽  
J.C. Maltha ◽  
E.M. Grupping ◽  
J. De Jonge ◽  
A.M. Kuijpers-Jagtman

2013 ◽  
Vol 115 (3) ◽  
pp. e21-e27 ◽  
Author(s):  
Qun Lei ◽  
Jiang Chen ◽  
Jianhui Jiang ◽  
Xiaoming Fu ◽  
Hengzhang Lin ◽  
...  

1973 ◽  
Vol 80 (1) ◽  
pp. 125-133 ◽  
Author(s):  
G. Wenham ◽  
V. R. Fowler ◽  
I. McDonald

SummaryThe skeletons of 34 pigs killed at a number of weights from birth to 120 kg were examined radiographically. Data were also used from radiographs of 83 foetuses of different ages.Estimates were made of the age of appearance of various ossification centres and measurements taken of the diaphyseal length and breadth. A chart is given showing the age of appearance of ossification centres. Exponential equations in which the independent variate was time were fitted to both pre- and post-natal linear measurements. These equations were used to calculate the age at which each of the measurements attained a given proportion of the post-natal asymptote. The development of the pig's skeleton is discussed in relation to that of other species. Attention is drawn to the possibility that the uncritical use of accepted terminology such as early and late maturing may tend to obscure an understanding of the manner in which certain components of the skeleton develop.


1995 ◽  
Vol 32 (5) ◽  
pp. 363-370 ◽  
Author(s):  
Thomas S. Leenstra ◽  
Jaap C. Maltha ◽  
Anne Marie Kuijpers-Jagtman ◽  
Paul H.M. Spauwen

The connection of scar tissue to palatal bone by Sharpey's fibers, after cleft palate surgery, might lead to maxillary growth inhibition. The aim of this study, in beagle dogs, was to investigate the possibility of preventing the development of Sharpey's fibers by means of a modified surgical technique. In group 1, palatal repair according to von Langenbeck, was simulated. In group 2, palatal surgery was performed using a new partially split flap technique. The palates were histologically evaluated 12 weeks after surgery and compared with a control group. In group 1, the scar tissue was firmly attached to bundle bone by means of Sharpey's fibers. In group 2 and in the control group, this kind of attachment was not found; the bone was of the lamellar type. The partially split flap technique had led to the development of vaguely demarcated scar tissue and it had prevented, to a large extent, development of Sharpey's fibers.


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