The Japanese Journal of Pediatric Dentistry
Online ISSN : 2186-5078
Print ISSN : 0583-1199
ISSN-L : 0583-1199
Volume 43, Issue 4
Displaying 1-6 of 6 articles from this issue
  • Yukimi Kojima, Kenshi Maki, Mitsuhiro Yoshida, Yoshihiro Matsumoto, Ik ...
    2005 Volume 43 Issue 4 Pages 491-496
    Published: September 25, 2005
    Released on J-STAGE: January 18, 2013
    JOURNAL FREE ACCESS
    We have been actively providing dental treatment for disabled patients under behavior control based on medication at Kyushu Dental College Hospital.
    In this study, we made an actual status survey of patients in their childhood who received dental treatment under behavior control using medication other than general anesthesia for 5 years from July 1999 to June 2004, and obtained results as below through the clinical examination.
    1) Cases of dental treatment under behavior control using medication are divided into 13 cases of premedication,4 cases of nitrous oxide inhalation, and 123 cases of intravenous sedation.
    2) The reasons for choosing behavior control based on medication were as follow: mental retardation in 52 cases, noncooperation of the patient in 37 cases, autism in 21 cases, gag reflex in 18 cases, and other reasons in 10 cases such as complications casused by mental retardation and epilepsia in 5cases, complications casused by Down's syndrome and autism in 3 cases, complication casused by mental retardation and Down's syndrome and cerebral palsy in 1 case.
    3) The average times a dental treatment under intravenous sedation and the time under anesthetic time were 28.7 minutes and 54.2 minutes, respectively.
    4) The annual number of cases of dental treatment under intravenous sedation has been increasing since July 2002. The average number of treated teeth per patient was 1.7. The annual average number of treated teeth remained stable.
    5) In dental treatment under intravenous sedation, no complications were observed and all the patients in 123 cases went home on the day of the treatment.
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  • Yukimi Kojima, Kenshi Maki, Mitsuhiro Yoshida, Yoshihiro Matsumoto, Ik ...
    2005 Volume 43 Issue 4 Pages 497-503
    Published: September 25, 2005
    Released on J-STAGE: January 18, 2013
    JOURNAL FREE ACCESS
    In the Department of Dentistry for the handicapped, Kyushu Dental College, we have been actively engaged in providing dental treatment under behavior control in patients who are either uncooperative or unable to understand the meaning of the treatment.
    We have already reported on a clinical i nvestigation on behavior control based medication other than general anesthesia such as premedication, sedation by nitrous oxide, and intravenous sedation. In this study, we conducted another clinical investigation of patients in their childhood who were provided with dental treatment under behavior control under general anesthesia for the 5 years from July 1999 to June 2004, and obtained the results as below.
    1) The sample consisted of 44 patients (28 m a les and 16 females).
    2) The reasons for providing general anesthesia were lac k of cooperation in 15 patients, mental retardation in 12 patients, autism in 7 patients, Down's syndrome in 4 patients, complication of mental retardation and conversion in 2 patients, and other reasons in 4 patients (complication of mental retardation and cerebral palsy in 1 patient, complication of mental retardation, cerebral palsy, and conversion in 1 patients, gag reflex in 1 patients, and cat cry syndrome in 1 patient).
    3) The average duration of the treatment was 3 hours and 17 minu tes, and the average duration of the anesthesia was 4 hours and 58 minutes.
    4) The annual number of cases of dental treatment provided under general anesthesia has been increasing since July 2002. The average number of treated teeth was 9.3, which has been decreasing every year since July 2004.
    5) We experienced complications as follows in providing dental treatment under general anesthesia; arctation of the tracheal tube due to clotting in 1 case, fever of 37.5°C or more in 8 cases, and vomiting in 2 cases. All of the complications did not present serious problem.
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  • Katsuya Moriyasu, Sachio Shinohara, Fumio Takano, Yoko Aoyagi, Yoshino ...
    2005 Volume 43 Issue 4 Pages 504-511
    Published: September 25, 2005
    Released on J-STAGE: January 18, 2013
    JOURNAL FREE ACCESS
    In this clinical-statistical survey, the subjects were 174 children who had visited the Department of Pediatric Dentistry, Tsurumi University School of Dental Medicine from January 1984 to December 2001.
    The status of patients with supernumerary teeth was studied with respect to the eruption of the maxillary central incisor after the extraction of impacted supernumerary teeth in the maxillary anterior region. The age of the patients at the time of the supernumerary teeth were extracted ranged from 4.5yrs to 14.1 yrs with a mean age of 7.4 yrs. The results were as follows:
    1) Disturbances in the eruption of the central incisor after the extraction were found in 34.5% of all cases, including delayed eruption (9.8%), torivertion (8.6%), diasthema (8.0%), linguoclination (7.5%)and labioclination (0.6%).
    2) The incidence of the disturbances after the extraction was less than that before the extraction (55.0%). The incidence of these disturbances tended to decrease when the teeth were extracted during the primary dentition period or early mixed dentition period.
    3) Statistical evaluation for the relationship between the position of the supernumerary teeth and the incidence of the disturbances in eruption of the central incisor after the extraction revealed that the larger the vertical superimposition, based dental X-ray film examination, between the supernumerary teeth and the central incisor existed, the higher incidence of the disturbances in eruption would be observed.
    These results suggests that the impacted supernumerary teeth in the maxillary anterior region should be extracted at an early stage, if possible, to bring about normal eruption of the central incisor of maxilla.
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  • Kensuke Matsune, Sayaka Maruyama, Kiyoshi Arai, [in Japanese], Katsumi ...
    2005 Volume 43 Issue 4 Pages 512-517
    Published: September 25, 2005
    Released on J-STAGE: January 18, 2013
    JOURNAL FREE ACCESS
    In pediatric dental clinics, soldering is generally used, but this is not a convenient method as it cannot be used in the oral cavity. Focus is now on recent laser development.
    The purpose of this study was to evaluate whether laser welding using an Nd-YAG laser could be used for appliances with an auxiliary spring. It was suggested that the tensile bond strength for laser welding irradiated with a 900 mJ Nd-YAG laser beam and with an irradiation angle of between 45°Cand 60°C was the beat combination compared to other combinations of the 600 mJ and 1200 mJ beams, with angles of 30°C and 90°C. It was further suggested that the tensile bond strength causes the laser beam to overlap continuously so that the irradiation is effective. The tensile bond strength for laser welding using the Nd-YAG laser was significantly lower than that of argentums soldering using a flame. We feel, however, that the tensile strength of laser welding is sufficient for clinical purposes. In addition, we feel that laser irradiation based on the Nd-YAG laser is useful in clinic because laser welding can be employed for procedures in the oral cavity.
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  • Shin Takagi, Toshitika Takahashi, Hironobu Tamura, Takashi Yabe, Masaa ...
    2005 Volume 43 Issue 4 Pages 518-521
    Published: September 25, 2005
    Released on J-STAGE: January 18, 2013
    JOURNAL FREE ACCESS
    Children rarely have plunging ranula. Plunging ranulas are mucous retention cysts from the sublingual gland or duct that extend into the submandibular space. Plunging ranulas treated with incision, fenestration and extirpation are likely to recur. Removal of the salivary gland may also be advocated, although this is somewhat extreme radical, particularly in the treatment of the younger patients. Two children with plunging ranulas were treated with fenestration and continuous pressure and there were no signs of recurrence.
    We describ ed the intra-oral fenestration and continuous pressure method on the submandibular region, for simple, less invasive and effective treatment
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  • Shizue Maruyama
    2005 Volume 43 Issue 4 Pages 522-529
    Published: September 25, 2005
    Released on J-STAGE: January 18, 2013
    JOURNAL FREE ACCESS
    To diminish anxiety or fear of children undergoing dental treatment, Aderston used a method called “tell-show-do.” The method was used to inform the child about the surgery, such as the instruments used, in order to relieve the confusion and anxiety of the child.
    The method I found suitable for 2 to 4-year-old children, who cannot yet converse or understand the dental procedures well enough, was “Dental Drawings and Coloring (DDC).” I have been using this method in my treatment of children. Since 1982, In the initial treatment, the dental hygienist talks softly to the child and shows the DDC for the procedures for brushing one's teeth.
    In all of the following visits, the dental hygienist again explains and goes over the procedures and the instruments he or she is going to use that day using the DDC. As a result, over 80% of the 3year-old children were cooperative with respect to the prevention of dental caries.
    In this report, I present the case of a 3-year-old boy named Kazu. Kazu had been able to come into the examination-treatment room to under go a simple prevention treatment a number of times, but when he got on the dental chair for the drilling of a vital tooth, he became very uncooperative. In this report I am going to present the record based on the video that I have examined and analyzed. The video shows the changes in action and speech of the adults surrounding Kazu - his mother, the dental hygienist, and the dentist, the changes of Kazu's emotions, and the way he became more and more cooperative.
    Children seem to say selfish things, but they also desire to respond to the wishes of adults and be praised. In other words, they do not want to endure the dental treatment, but they want to comply with the dental staff and their mothers and be praised at the same time.
    I think that every child has the will to cooperate. The problem is how we can understand, accept, and develop their will.
    This record of observation shows only part of a child ability.
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