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Essential of Hand Hygiene to Patients′ Safety in Hospital

Chinese Journal of Nosocomiology.2006;0(12):-.

OBJECTIVE To evaluate the current status that nosocomial infection constitutes one of the main problems threatening the safety of hospitalized patients and to set the idea that a good practice of hand hygiene will definitely improve the situation.METHODS The published papers and related regulations in this specific field were reviewed.RESULTS The most common way responsible for nosocomial infection was the transmission of pathogens by hands of medical staff;the detection rate of pathogens was as high as 80% in nursing staff hands,which included Pseudomonas aeruginosa,Escherichia coli and Staphylococcus aureus by rates of 25.9%,22.2% and 14.8%,respectively.CONCLUSIONS It is of great importance to control nosocomial infection by realizing and using the hand hygiene knowledge,which is basic,simple,and practicable.

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Role of Surgical Nurses in Rational Use of Antibacterials to Prevent Nosocomial Infection

Mei ZHENG

Chinese Journal of Nosocomiology.2006;0(02):-.

OBJECTIVE To know the situation of antimicrobial application during laparoscopic cholecystectomy in hospital and the role of surgical nurses in rational use of antibacterials to prevent the nosocomial infection.METHODS To train surgical and operating room nurses on basis of Zhejiang provincial guide scheme on clinical rational use of antibacterials and chooses the patients of department of general surgery after cholecystectomy during Jan to Jun 2006 to know their antibacterial application.RESULTS From 219 cases after laparoscopic cholecystectomy during this period,96% had rational use of antibacterials during perioperative period vs 56% in the same period of 2005 when were without surgical nurse intervention.CONCLUSIONS The active of surgical nurses is important to significantly elevate the efficacy of rational use of antibacterials during perioperative period.

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Constituent Ratio and Drug-resistance of Gram-negative Bacilli in Nosocomial Infections

Shun WANG

Chinese Journal of Nosocomiology.2009;0(19):-.

OBJECTIVE To approach the constituent ratio and drug-resistance of Gram-negative bacilli(GNB) in nosocomial infections and provide the scientific evidence for the clinical treatment of infectious diseases.METHODS Totally 376 GNB strains isolated from our hospital were cultured and identified according to the National Clinical Laboratory Operation Rules.The antibiotic susceptibility test was performed by K-B method and the constituent ratio of GNB was analyzed statistically.RESULTS The pathogens with strains having higher isolating rate were Pseudomonas aeruginosa(21.5%),Klebsiella pneumoniae(17.6%),Acinetobacter baumannii(14.4%),Escherichia coli(10.9%),and Stenotrophomonas maltophilia(5.9%).The drug sensitivity tests in vitro showed that these strains were multiresistant.Except for natural drug-resistant S.maltophilia,16.0% of P.aeruginosa and 24.1% of A.baumannii were resistant to imipenem.The average detection rate of the extended spectrum ?-lactamase(ELBLs) producers was 40.2%.CONCLUSIONS The resistance status of GNB is very serious.We must strengthen monitoring and controlling of drug resistance.

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Computer Used in Information System of Preventive Health Care and Hospital Infection Management

Guorong ZHANG ; Wenguang CHEN ; Jinghua JIANG ; Zebao ZHANG ; Ying TAO

Chinese Journal of Nosocomiology.2005;0(11):-.

OBJECTIVE To set up a multiple functional information system for prevention, health care and hospital infection management in order to substitute the primitive older methods.METHODS On the platform of hospital information system, to construct above mentioned system, adopting C/S framework, the backstage supporter adopted the large-scale database of SQL SERVER 2000 enterprises edition, the front application program used Power Builder7 programming. The application software where collected all data about happened public health event, infectious disease epidemic situation and hospital information management was integrated into the each work station of the information system of hospital management, in order to form the report related to any department of the hospital, and control network. RESULTS System could come down with the public health event to which every hospital department could find the infectious disease case, hospital infection case, etc. to check, put in order, report, count, analyze, have a look around, inquire about, feedback, and form the monitoring chart with excellent pictures and texts. CONCLUSIONS This software is a medical quality control system of a hospital, can to meet suddenly public health event, infectious disease epidemic situation and hospital infection control, and raise working efficiency in real time to control hospital infection.

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Pus Germicultures and Drug Sensitivity Tests in Patients with Acute Appendicitis

Yiming CHEN ; Zongxiao SHANGGUAN ; Mengqi HUANG ; Xiaoya ZHUO

Chinese Journal of Nosocomiology.1994;0(01):-.

OBJECTIVE To investigate the distribution of acute appendicitis pathogens and their drug resistance,and to guide clinically the selection of reasonable antibiotics.METHODS Germicultures and drug sensitivity tests were conducted for the pus specimens from the 116 patients with acute appendicitis by ATB Expression bacteria(identifier).RESULTS Pathogens in 75 cases of 116 were found,with a positive rate of 64.7%,totally 85 strains of bacteria were isolated from clinical samples.Gram-negative bacilli had 72 strains,accounted for 84.7% and Gram-positives had 13 strains,(accounted) for 15.3%.The first three were Escherichia coli(54.1%),Pseudomonas aeruginosa(4.7%),and Klebsiella pneumoniae(4.7%).Sensitivity tests showed that resistance rates of E.coli to cefapirin,imipenem,compound(piperacillin),cefoxitin,and amikacin were 0,2.2%,10.9%,17.4%, and(23.9%).CONCLUSIONS Dominant pathogens in patients with acute(appendicitis) are intestinal bacilli,with(predominance) of E.coli;more emphasis should be placed on pathogen detections and drug sensitivity tests so that effective antibiotics could be selected and resistant bacteria be reduced and nosocomial infections be prevented.

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Antibiotic Resistance Profile of Isolated Ureaplasma urealyticum

Zehu LIU ; Weiheng ZHOU ; Weisong HONG

Chinese Journal of Nosocomiology.1994;0(01):-.

OBJECTIVE To investigate the urogenital tract Ureaplasma urealyticum infection and drug resistance profile from 2001 to 2003.METHODS The results of U.urealyticum culture and drug sensitivity tests were explored from 2001 to 2003.RESULTS From the 1 386 cases in 2001,1 003 were infected with U.urealyticum;of the 1 015 cases in 2002,801 were infected with U.urealyticum;of the 908 cases in 2003, 691 were infected with U.urealyticum.Among the three years,the drug resistance to doxycycline and minomycine kept lower as 4%,the drug resistance to josamycin increased greatly in 2003,the drug resistance and intermediate sensitivity to roxithromycin and azithromycin were high;and the drug resistance to ofloxacin,ciprofloxacin and spectinomycin kept higher.CONCLUSIONS The drug resistance of U.urealyticum evolves with the time.Monitoring drug resistance of U.urealyticum is of great importance.Treatment for U.urealyticum infection should be based on the results of drug sensitivity tests and the pharmacokinetics of the drugs.

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Antibiotics Resistance Status Changing among 3 Kinds of Bacteria in Enterobacteriaceae

Xiaojin CHEN ; Lan PENG

Chinese Journal of Nosocomiology.1994;0(01):-.

OBJECTIVE To investigate the drug resistance status of Klebsiella pneumoniae,Escherichia coli and(Enterobacter cloacae) for reasonable use of antibiotics. METHODS After genus identification,drug resistance profile was analyzed by K-B method. RESULTS The predominant isolates from Enterobacteriaceae were(K.penumoniae) and E.coli.The resistant rate of the three commonly encountered bacteria in Enterobacteriaceae to antibiotics ascended yearly,with increasing isolates harboring ESBLs from 16.5%(2000) to 32.4%(2004). CONCLUSIONS Rational use of antibiotics should be obey the results of laboratory antibiotics susceptibility test to control the increasing trend and forbid outbreak of resistance.

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Extended Spectrum ?-Lactamases Producing Enterobacter cloacae:Its Clinical Distribution and Drug Resistance

Liangrong SHAO ; Guozheng WANG ; Mingzhong SUN ; Huixiang JU

Chinese Journal of Nosocomiology.1994;0(01):-.

OBJECTIVE To explore the clinical distribution and drug resistance of extended-spectrum ?-lactamases(ESBLs) producing Enterobacter cloacae.METHODS The clinical distribution and drug resistance of 73 strains of E.cloacae and ESBLs producing E.cloacae identified in our hospital from Jan 2002 to Jan 2004 were analyzed.RESULTS Among them,the highest detectable rate was in respiratory department and from phlegm specimen.No ESBLs producing E.cloacae and non-(ESBLs) were resistant to imipenem;no non-ESBLs were resistant to cefepime,but some ESBLs producing E.cloacae was resistant to it;all ESBLs producing E.cloacae and non-(ESBLs) were resistant to ceftriaxone and amoxicillin/clavulanic acid.CONCLUSIONS E.cloacae is one of the(commonest) pathogens in nosocomial infection,and ESBLs producing E.cloacae has a high detectable rate,its drug resistance has increased;the clinic should choose antimicrobial agents rationally according to drug sensitive tests in vitro.

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Extended Spectum ?-Lactamases Producing E.coli and K.pneumoniae:Their Distribution and Resistance to Antimicrobial Agent

Yanping LUO ; Xiuju ZHANG ; Yaping XU ; Fang TIAN ; Dingxia SHEN

Chinese Journal of Nosocomiology.1994;0(01):-.

OBJECTIVE To investigate the prevalence and resistance of extended spectram ?-lactamases(ESBLs) producers in Escherichia coli and Klebsiella pneumoniae.METHODS ESBLs producing strains were screened by double disk test and confirmed by the NCCLS confirmatory test.Susceptibility test to antimicrobial agents was performed by disk diffusion method and analyzed by WHONET 5.3 and Excel.RESULTS The isolated ratio of ESBLs producing E.coli and K.pneumoniae increased from 14% and 15% in 1999 to 30.1% and 30.4% in 2002.Bacteremia caused by the two kinds of ESBLs producers accounted for 30.2% and 30.4%,respectively.ESBLs producing K.pneumoniae and(ESBLs) producing E.coli were 19.8% and 14.0% for outpatient and 26.6% and 31.6% for inpatient.The resistance of(E.coli) to 17 kinds of agents was similar,no matter it was isolated from blood,urine or sputum.Susceptibility of(ESBLs) producing E.coli and K.pneumoniae in urine to cefoperazone/sulbactam,and piperacillin/tazobactam were 85% and 65.2%,66.6% and 29.4%,although to other 15 agents there were no difference.None of the(isolates) showed resistance to imipenem.CONCLUSIONS There is an increasing trend of ESBLs producing E.coli and K.pneumoniae(isolated) from various kinds of specimens and from different wards.It is important for clinical physicians to understand the distribution and the resistance characteristics of ESBLs producing E.coli and(K.pneumoniae) to antibiotics.

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Detection of Acinetobacter baumannii Producing AmpC Enzyme in Nosocomial Infection

Yongchang ZHANG ; Ping TANG ; Guilan ZHAO ; Weizhong LAI

Chinese Journal of Nosocomiology.1994;0(01):-.

OBJECTIVE To explore the isolation,distributive characteristics and drug resistance of Acinetobacter baumannii producing AmpC enzyme in nosocomial infection.METHODS The distributive sections and infected parts of 42 A.baumannii strains in nosocomial infection were analyzed,and three dimensional test was used to(detect) AmpC enzyme.RESULTS Among them 18(42.86%) strains were AmpC positive.Among 40 strains of A.baumannii in non-nosocomial infection,6(15.00%) strains were AmpC positive.A.baumannii in nosocomial(infection) in clinical sections was mainly discovered in burn department,and the respiratory tract and skin soft tissue were the main infected sites(90%).The drug resistance in nosocomial infection was obviously higher than that of A.baumannii in non-nosocomial one.CONCLUSIONS The isolated rate and drug resistance rate of A.baumannii producing AmpC enzyme are rather high in nosocomial infection.It′s(neccessary) to take measures to prevent the nosocomial infection caused by A.baumannii.

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