CONTROL OF BACTERIA IN DENTAL WATER-SUPPLIES

被引:16
作者
DOUGLAS, CWI [1 ]
VANNOORT, R [1 ]
机构
[1] UNIV SHEFFIELD,SCH CLIN DENT,DEPT RESTORAT DENT,SHEFFIELD S10 2TA,ENGLAND
关键词
D O I
10.1038/sj.bdj.4808114
中图分类号
R78 [口腔科学];
学科分类号
1003 ;
摘要
A simple device which releases chlorhexidine acetate into dental unit water supplies is described. The device comprised methyl methacrylate resin containing 40% by weight of chlorhexidine powder, cast into a rod shape and placed in a reservoir. After initial cleaning by flushing with hypochlorite, five dental units were fitted with the device and five units acted as controls. The device successfully kept four units virtually free of bacteria over a 3-month period but effective cleaning of the tubing within the units was found to be essential for success. Sustained release of chlorhexidine offers one means of tackling the problem of contaminated water in dental units, without resorting to complex pumping or metering systems.
引用
收藏
页码:167 / 174
页数:8
相关论文
共 18 条
[1]   STUDIES ON DENTAL AEROBIOLOGY .4. BACTERIAL CONTAMINATION OF WATER DELIVERED BY DENTAL UNITS [J].
ABEL, LC ;
MILLER, RL ;
MICIK, RE ;
RYGE, G .
JOURNAL OF DENTAL RESEARCH, 1971, 50 (06) :1567-&
[2]   CONTAMINATION OF DENTAL UNIT COOLING WATER WITH ORAL MICROORGANISMS AND ITS PREVENTION [J].
BAGGA, BSR ;
MURPHY, RA ;
ANDERSON, AW ;
PUNWANI, I .
JOURNAL OF THE AMERICAN DENTAL ASSOCIATION, 1984, 109 (05) :712-716
[3]  
BLAKE G. C., 1963, Brit. Dent. J., V115, P413
[4]   DRUG RELEASE FROM ACRYLIC POLYMERS VIA CHANNELS AND CRACKS - INVITRO STUDIES WITH HYDROCORTISONE [J].
BROOK, IM ;
VANNOORT, R .
BIOMATERIALS, 1985, 6 (04) :281-285
[5]   CONTROLLING DRUG RELEASE FROM ACRYLIC POLYMERS - INVITRO STUDIES WITH POTENTIAL ORAL INSERTS [J].
BROOK, IM ;
DOUGLAS, CWI ;
VANNOORT, R .
BIOMATERIALS, 1986, 7 (04) :292-296
[6]   BACTERIAL COLONIZATION OF DENTAL UNITS AND NASAL FLORA OF DENTAL PERSONNEL [J].
CLARK, A .
PROCEEDINGS OF THE ROYAL SOCIETY OF MEDICINE-LONDON, 1974, 67 (12) :1269-1270
[7]   THE USE OF VARIOUS HANDWASHING AGENTS TO DECONTAMINATE GLOVED HANDS [J].
DOUGLAS, CWI ;
MILLWARD, TA ;
CLARK, A .
BRITISH DENTAL JOURNAL, 1989, 167 (02) :62-65
[8]   THE SOURCE, FREQUENCY AND EXTENT OF BACTERIAL-CONTAMINATION OF DENTAL UNIT WATER-SYSTEMS [J].
FITZGIBBON, EJ ;
BARTZOKAS, CA ;
MARTIN, MV ;
GIBSON, MF ;
GRAHAM, R .
BRITISH DENTAL JOURNAL, 1984, 157 (03) :98-101
[9]   A COMPARATIVE-STUDY OF THE MICROBIAL ANTI-ADHERENCE CAPACITIES OF 3 ANTIMICROBIAL AGENTS [J].
GORMAN, SP ;
MCCAFFERTY, DF ;
WOOLFSON, AD ;
JONES, DS .
JOURNAL OF CLINICAL PHARMACY AND THERAPEUTICS, 1987, 12 (06) :393-399
[10]   BACTERIAL-CONTAMINATION OF DENTAL HANDPIECES [J].
KELLETT, M ;
HOLBROOK, WP .
JOURNAL OF DENTISTRY, 1980, 8 (03) :249-253