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Clinical preventive dentistry最新文献

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Clinical evaluation of seven anticalculus dentifrice formulations. 七种抗牙石配方的临床评价。
Clinical preventive dentistry Pub Date : 1991-01-01
R R Scruggs, P W Stewart, M S Samuels, J W Stamm
{"title":"Clinical evaluation of seven anticalculus dentifrice formulations.","authors":"R R Scruggs,&nbsp;P W Stewart,&nbsp;M S Samuels,&nbsp;J W Stamm","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>One hundred ninety-two subjects completed a clinical trial to determine the effects of seven dentifrice formulations on calculus inhibition. The double-blind study involved a ten-day control phase and a ten-day experimental phase. For the control phase, subjects were evaluated for calculus present, received a prophylaxis and had pre-weighed mylar strips attached to the lingual surfaces of the mandibular incisors to harvest mineral deposits. Subjects were then assigned the placebo dentifrice for unsupervised twice-daily use and were required to report once a day for a supervised mouthrinse using a 1:3 dilution of the dentrifice. The experimental phase was identical except that subjects were allocated the experimental dentifices using a stratified random assignment based on age, gender and the initial presence of calculus. Simple linear regression analyses of the dry and ash log weights obtained from the strips were performed. The results showed no statistically significant differences among the test products; however, two formulations containing zinc citrate showed some calculus inhibition-potential suggesting that further research and development of such products may be warranted.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"13 1","pages":"23-7"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12816555","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of tartar control dentifrices in in vitro models of dentin sensitivity. 牙本质敏感性体外模型牙垢控制牙本质的评价。
Clinical preventive dentistry Pub Date : 1991-01-01
S Mason, A Levan, R Crawford, S Fisher, A Gaffar
{"title":"Evaluation of tartar control dentifrices in in vitro models of dentin sensitivity.","authors":"S Mason,&nbsp;A Levan,&nbsp;R Crawford,&nbsp;S Fisher,&nbsp;A Gaffar","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The effects of anticalculus dentifrices were compared with other commercially available dentifrices in in vitro models of dentin sensitivity. Changes in the hydraulic conductance of dentin discs were measured with and without a smear layer before and after treatment and also after a post-treatment acid etch. The capacity of dentifrices to occlude open dentinal tubules in vitro was also assessed by scanning electron microscopy (SEM). There was good correlation (R = 0.98) between our test and values reported in the literature. Tartar control dentifrices gave reductions in fluid flow rates through the dentin discs comparable to those obtained with Promise, Sensodyne, Thermodent and Denquel. Additionally, tartar control dentifrices did not remove microcrystalline debris (smear layers) from the surfaces of dentin in vitro. These results were confirmed by SEM. Thus, according to the hydrodynamic theory of dentin sensitivity, these in vitro results suggest that pyrophosphate-containing dentifrices should reduce dentinal sensitivity.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"13 1","pages":"6-12"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12816556","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A clinical evaluation of the Sulcabrush. Sulcabrush的临床评价。
Clinical preventive dentistry Pub Date : 1991-01-01
E B Hancock, C M Brown, T J Wolfe
{"title":"A clinical evaluation of the Sulcabrush.","authors":"E B Hancock,&nbsp;C M Brown,&nbsp;T J Wolfe","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The purpose of this study was to compare the effectiveness of a unituft brush in combination with a conventional brush for plaque removal and maintenance of gingival health. Thirty patients presenting for routine dental care were examined and scored for plaque deposits and gingival inflammation. All subjects received a dental prophylaxis consisting of removal of all supragingival and subgingival deposits and polishing of the clinical crowns. Subjects were subsequently evaluated at 1 week, 6 weeks and 12 weeks. The addition of a unituft brush to the patient's regimen of oral hygiene procedures resulted in significant reductions at 12 weeks in both plaque scores (p less than .05) and gingival inflammation (p less than .01) when compared to the use of the conventional brush alone.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"13 1","pages":"18-22"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13020639","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparative analysis of the plaque removal ability of .007 and .008 toothbrush bristles. 0.007和0.008刷毛去除牙菌斑能力的比较分析。
Clinical preventive dentistry Pub Date : 1990-12-01
C F Beatty, P A Fallon, D D Marshall
{"title":"Comparative analysis of the plaque removal ability of .007 and .008 toothbrush bristles.","authors":"C F Beatty,&nbsp;P A Fallon,&nbsp;D D Marshall","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A two-phase study was conducted to compare the plaque-removal effectiveness of a .007 toothbrush and a .008 toothbrush when used in an unsupervised home-care program. In the first phase of the study, two children's toothbrushes, a .007 toothbrush (POH Junior #8) and a .008 toothbrush (Allie-Croc), were compared in a population of third through sixth grade children. The .007 group had a greater reduction of plaque from pretest to post-test than the .008 group in all grades, with statistically significant differences favoring the .007 toothbrush for fourth and sixth grades. In phase two a .007 adult toothbrush (POH #4) was compared to a .008 adult toothbrush (Oral B 40) in a population of nursing and dental hygiene students. Both toothbrushes performed equally well with a significant decrease in plaque and gingival inflammation observed from pretest to post-test regardless of toothbrush used. Any changes in soft-tissue abrasion were negligible and not statistically significant. Based on the results of this study, both brushes appear to be safe and effective and can be recommended with confidence.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"12 5","pages":"22-7"},"PeriodicalIF":0.0,"publicationDate":"1990-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13250805","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dentists' and dental hygienists' attitudes toward toothbrush replacement and maintenance. 牙医及牙科保健师对更换及保养牙刷的态度。
Clinical preventive dentistry Pub Date : 1990-12-01
N J Abraham, U K Cirincione, R T Glass
{"title":"Dentists' and dental hygienists' attitudes toward toothbrush replacement and maintenance.","authors":"N J Abraham,&nbsp;U K Cirincione,&nbsp;R T Glass","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The purpose of this study was to survey dental practitioners regarding their own habits and information provided to their patients on toothbrush replacement and maintenance. Questionnaires were mailed to 717 Chicago-area dentists and dental hygienists with a response rate of 47.5% (n = 341). Results indicate the practitioners recommend their patients replace their toothbrushes usually at three-month intervals when bristles are bent or splayed. This suggested time frame was similar to the interval used by dentists and dental hygienists to discard their own brushes. No particular toothbrush maintenance was routinely recommended, except rinsing the brush and allowing it to air dry. Although practitioners (71-4%) believed the brush was considered a source of microorganisms, most did not suggest soaking the brush in a sanitizing solution. It appears that practicing dentists and dental hygienists may be aware of new research on toothbrush replacement but, for reasons as yet undocumented, this information is not relayed to their patients.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"12 5","pages":"28-33"},"PeriodicalIF":0.0,"publicationDate":"1990-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13250723","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Inhibition of dental plaque formation by mouthwash containing an endo-alpha-1, 3 glucanase. 含内- 1,3葡聚糖酶的漱口水对牙菌斑形成的抑制作用。
Clinical preventive dentistry Pub Date : 1990-12-01
M Inoue, T Yakushiji, J Mizuno, Y Yamamoto, S Tanii
{"title":"Inhibition of dental plaque formation by mouthwash containing an endo-alpha-1, 3 glucanase.","authors":"M Inoue,&nbsp;T Yakushiji,&nbsp;J Mizuno,&nbsp;Y Yamamoto,&nbsp;S Tanii","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The effect of mouthrinsing with the purified endo-alpha-1, 3 glucanase (mutanase) from a Pseudomonas sp. strain on the formation of dental plaque was investigated. Twenty-two college students participated in the clinical trial. After the labial and lingual surfaces of the 12 front teeth had been subjected to a thorough prophylaxis, the participants were instructed to cease all active oral hygiene practices and to rinse their mouths with either the mutanase or placebo mouthwashes for one minute, up to four times daily, in all, eight times for three days. No restriction regarding meals was given during the experimental period. After a 5-day recess, a second experiment was performed using the same procedures, except the placebo and active mouthwashes were switched. The amount of dental plaque formed on the front teeth was scored according to the criteria of Quigley and Hein. Mean plaque scores were significantly lower for the mutanase (p less than 0.05-0.001) than for the placebo group. In the intraparticipant comparison, most plaque scores were also significantly reduced in general (p less than 0.05-0.0010) by rinsing with the mutanase mouthwash. These data indicate that mutanase is able to suppress the accumulation of dental plaque in humans.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"12 5","pages":"10-4"},"PeriodicalIF":0.0,"publicationDate":"1990-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13250802","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Learning efficiency of a toothbrush for mastering scrubbing method. 学习牙刷的效率，掌握刷洗方法。
Clinical preventive dentistry Pub Date : 1990-12-01
H Miyazaki, M Kambe, M Yamazaki, Y Yamaguchi, T Ansai, I Ohtani, R Shirahama, Y Yamashita, M Itoh-Andoh, T Takehara
{"title":"Learning efficiency of a toothbrush for mastering scrubbing method.","authors":"H Miyazaki,&nbsp;M Kambe,&nbsp;M Yamazaki,&nbsp;Y Yamaguchi,&nbsp;T Ansai,&nbsp;I Ohtani,&nbsp;R Shirahama,&nbsp;Y Yamashita,&nbsp;M Itoh-Andoh,&nbsp;T Takehara","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Toothbrushing with long horizontal strokes often causes traumatization of sound enamel and gingival tissues. Also, dental plaque on cervical and adjacent surfaces of teeth can hardly be removed because toothbrush tips cannot reach these regions adequately. A toothbrushing device which indicates overstroke was tested to determine the efficacy with which it makes subjects master brushing with short horizontal strokes following an initial period of instruction. The degree of learning measured in the testing group was superior to that of the control group immediately after the first instruction. Moreover after one week and 12 weeks, its efficacy persisted. The plaque elimination ratio, however, showed no significant difference between the testing group and the control.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"12 5","pages":"19-21"},"PeriodicalIF":0.0,"publicationDate":"1990-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13250804","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In vitro demineralization of enamel by orange juice, apple juice, Pepsi Cola and Diet Pepsi Cola. 橙汁、苹果汁、百事可乐和无糖百事可乐对牙釉质的体外脱矿作用。
Clinical preventive dentistry Pub Date : 1990-12-01
S R Grobler, P J Senekal, J A Laubscher
{"title":"In vitro demineralization of enamel by orange juice, apple juice, Pepsi Cola and Diet Pepsi Cola.","authors":"S R Grobler,&nbsp;P J Senekal,&nbsp;J A Laubscher","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Enamel demineralization was studied over periods related to normal use of an orange juice, an apple juice, Pepsi Cola and Diet Pepsi Cola. Rectangular blocks of intact human enamel (3 mm x 3 mm) were cut from teeth, coated with nail varnish except for the enamel surface and exposed to the drinks for 2, 4, 5, 6 or 40 minutes. The amount of calcium released from the enamel into solution was determined with the use of an atomic absorption spectrophotometer. The results showed the following degree of enamel demineralization: Pepsi Cola = orange juice greater than apple juice greater than Diet Pepsi Cola. The results suggest that diet colas are less demineralizing than other acid drinks, and complementary plaque studies indicate that they are also less cariogenic. The study emphasized the importance of acid-type, buffer capacity, pH and the presence of other components on the degree of enamel demineralization.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"12 5","pages":"5-9"},"PeriodicalIF":0.0,"publicationDate":"1990-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13250724","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hydrogen peroxide, the effect on plaque and gingivitis when used in an oral irrigator. 过氧化氢，用于口腔冲洗器时对牙菌斑和牙龈炎的影响。
Clinical preventive dentistry Pub Date : 1990-12-01
C M Jones, A S Blinkhorn, E White
{"title":"Hydrogen peroxide, the effect on plaque and gingivitis when used in an oral irrigator.","authors":"C M Jones,&nbsp;A S Blinkhorn,&nbsp;E White","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The identification of plaque as the etiological agent in chronic gingivitis and the progression of chronic periodontitis, has intensified the search for effective chemical antiplaque agents to aid in the prevention and treatment of these diseases. To date, no ideal compound has been identified. Using the experimental gingivitis model, the effectiveness of a 1.5% hydrogen peroxide-containing oral rinse, applied as a conventional mouthrinse and in an oral irrigation device, was evaluated. The ability of the mouthrinse to inhibit the development of plaque and gingivitis in the two experimental groups, was compared with controls using a placebo rinse over two 7-day periods. At no time was there any statistical difference between either of the experimental groups and/or the placebo group in terms of gingival or plaque scores. This study concluded that a 1.5% hydrogen peroxide mouthwash was of no therapeutic value in the prevention or treatment of an experimental gingivitis, when used as a mouthrinse or in an oral irrigator.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"12 5","pages":"15-8"},"PeriodicalIF":0.0,"publicationDate":"1990-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13250803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Meswak chewing stick versus conventional toothbrush as an oral hygiene aid. Meswak咀嚼棒与传统牙刷作为口腔卫生辅助工具。
Clinical preventive dentistry Pub Date : 1990-10-01
M Gazi, T Saini, N Ashri, A Lambourne
{"title":"Meswak chewing stick versus conventional toothbrush as an oral hygiene aid.","authors":"M Gazi,&nbsp;T Saini,&nbsp;N Ashri,&nbsp;A Lambourne","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>This study consisted of two trials. Trial 1 compared the meswak with the toothbrush when used twice and five times a day. Trial 2 compared habitual meswak users with toothbrush users. Under experimental conditions, a significant reduction in gingivitis was found both buccally (p less than 0.01) and lingually (p less than 0.05) after using a meswak five times a day compared with a conventional toothbrush. Twice a day brushing with a meswak produced a significant reduction in gingivitis buccally (p less than 0.005) compared with toothbrushing, but lingually the difference was insignificant. There were no significant differences in plaque scores between a meswak and a conventional toothbrush when brushing was continued five times a day. Plaque scores became significantly higher when a meswak was used only twice a day compared with toothbrushing, specifically on the lingual surfaces of the teeth (p less than 0.01). Habitual meswak users showed a significant reduction in gingival bleeding (p less than 0.05) and interproximal bone height (p less than 0.02) compared with toothbrush users. The differences in plaque scores and pocket depth measurements between the two groups were insignificant. The results imply that a meswak, used five times a day, may offer a suitable alternative to a toothbrush for reducing plaque and gingivitis. However, meswak may not be sufficient for maintaining interproximal dental health when used without the support of other oral hygiene aids.</p>","PeriodicalId":75715,"journal":{"name":"Clinical preventive dentistry","volume":"12 4","pages":"19-23"},"PeriodicalIF":0.0,"publicationDate":"1990-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13243733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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