HEALTH AT WORK

Workplace Safety

Needlestick Injuries at Work: Risks, Prevention and What to Do

4 September 2026 · Health at Work

Every day, healthcare workers, laboratory technicians, cleaners, and waste handlers face a risk that is over in a fraction of a second but can have lifelong consequences: a needlestick or sharps injury. These accidental puncture wounds from used needles, lancets, scalpels, or broken glass can transmit more than 20 dangerous bloodborne pathogens, including HIV, Hepatitis B, and Hepatitis C. Despite being largely preventable, the World Health Organization estimates that tens of millions of sharps injuries occur globally each year among health workers. For employers, the message is clear: this is an occupational hazard that demands active management, not passive acceptance.

What Are the Real Health Risks of Needlestick Injuries?

The severity of a needlestick injury depends on several factors: the type of device involved, the depth of the wound, whether blood was visibly present on the needle, and the infectious status of the source patient. Hepatitis B poses the highest transmission risk, with an estimated 6 to 30 percent chance of infection following exposure to an infected source if the worker is unvaccinated. Hepatitis C carries a transmission risk of around 1.8 percent, while HIV transmission risk is lower, at approximately 0.3 percent per percutaneous exposure to an HIV-positive source. While these percentages may seem small, the emotional and psychological impact of a sharps injury should never be underestimated. Workers frequently report significant anxiety, fear, and distress in the weeks following an incident, even when post-exposure results come back negative. The mental health burden of sharps injuries is a genuine occupational health concern in its own right.

How to Prevent Sharps Injuries in the Workplace

Prevention starts with a hierarchy of controls. Engineering controls are the most effective first line of defence. Safety-engineered devices, such as retractable needles, needleless IV systems, and sharps containers positioned at the point of use, dramatically reduce the risk of accidental puncture. Employers must ensure that sharps bins are never overfilled, are accessible where needles are used, and are disposed of properly through licensed clinical waste contractors. Administrative controls are equally important. Clear policies must prohibit the dangerous practice of recapping needles by hand, a common cause of injury. Workers should receive regular training on safe handling techniques, proper disposal procedures, and the protocol to follow if an injury occurs. Personal protective equipment, including gloves, adds an important additional layer of protection, particularly when handling contaminated sharps during waste disposal or decontamination. Vaccination is a critical preventive measure. All workers at risk of Hepatitis B exposure should be offered vaccination by their employer, and immunity should be verified through post-vaccination serology testing.

What to Do Immediately After a Needlestick Injury

A fast, calm response to a sharps injury can significantly reduce the risk of infection. Workers should follow these steps immediately: encourage the wound to bleed freely under running water without squeezing it; wash thoroughly with soap and water; cover the wound with a waterproof dressing; and report the incident to a supervisor without delay. Post-exposure prophylaxis (PEP) for HIV must be initiated within 72 hours of exposure to be effective, and ideally within one to two hours. The source patient should be assessed for bloodborne virus status as quickly as possible, with appropriate consent. Occupational health services play a central role here, conducting a risk assessment, arranging blood tests, offering PEP where indicated, and providing psychological support throughout the follow-up period. An incident report must always be completed, not only for the individual worker's protection but to help identify patterns, improve controls, and prevent future injuries across the workplace.

Building a Sharps-Safe Workplace Culture

Preventing needlestick injuries is not solely about the right equipment. It requires a safety culture where workers feel confident reporting near-misses and incidents without fear of blame, where managers take every report seriously, and where regular audits of sharps disposal practices are carried out. Health at Work partners with healthcare facilities, laboratories, and industrial sites to develop comprehensive sharps safety programmes, from policy development and staff training to post-exposure management and surveillance. Protecting the people who care for others begins with protecting them at work.