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Monitoring of presterile disposable syringes and needles marketed in Pune
N M Sali1, A K Pratinidhi, R S Bhardwaj
1Department of Preventive and Social Medicine, B. J. Medical College, Pune 411001.
Abstract:
Out of hundred syringes and hundred needles (both presterile, disposable) tested, 41 syringes (41%) and 6 needles (6%) showed aerobic growth. Forty of the above syringes were tested simultaneously for fungi and anaerobes. Fungi isolated were 5.7% and no anaerobe was grown. Fifty glass syringes and fifty needles autoclaved in the departmental laboratory served as controls and did not show any growth. As a preventive measure, proper disposal of used disposable material should be made mandatory so that it does not find its way into the market. Or has the time come to switch back to the former conventional practice of using in house autoclaved articles?
Insights
Sterile disposable syringes and needles can be contaminated, with 41% of syringes showing microbial growth. This highlights risks with disposable medical supplies and suggests improved disposal or return to autoclaved equipment.
Area of Science:
- Microbiology
- Medical Devices
- Infection Control
Background:
- Disposable medical supplies are widely used.
- Concerns exist regarding the sterility assurance of pre-sterilized disposable syringes and needles.
- Previous studies have indicated potential microbial contamination in medical consumables.
Purpose of the Study:
- To assess the microbial contamination of pre-sterilized disposable syringes and needles.
- To determine the types of microorganisms present on these devices.
- To evaluate the implications for patient safety and healthcare practices.
Main Methods:
- One hundred disposable syringes and 100 disposable needles were tested for aerobic microbial growth.
- A subset of syringes was further tested for fungal and anaerobic contamination.
- Control groups included 50 glass syringes and 50 needles autoclaved in a laboratory setting.
Main Results:
- Significant aerobic microbial growth was observed in 41% of disposable syringes and 6% of disposable needles.
- Fungal contamination was detected in 5.7% of tested syringes; no anaerobes were isolated.
- Control syringes and needles that were autoclaved showed no microbial growth.
Conclusions:
- Pre-sterilized disposable syringes and needles may harbor microbial contaminants.
- Current sterilization and handling processes for disposable medical devices may be insufficient.
- Recommendations include mandatory proper disposal of used disposables and consideration of returning to in-house autoclaved equipment.