Mastering Instrument Counting: A Guide for Surgical Technologists
- Tatyana L., CST, CCS
- Nov 6
- 3 min read
Updated: Nov 21

Instrument counting is one of those fundamental skills that often gets rushed or glossed over — but trust me, getting it right matters. Not just for the case, but for the culture of safety and trust in the OR.
The Importance of Accurate Instrument Counting
Accurate instrument counting is crucial in the operating room. It ensures that all instruments are accounted for before, during, and after a surgical procedure. This practice not only safeguards patient safety but also fosters a culture of accountability among the surgical team.
Here are a few major keys 🔑 that I wish everyone had drilled into them before clinicals:
1. Visibility is Key
Let your circulator see the tips of the instruments. All the handles look the same on a stringer, so if you’re blocking the tips, they can’t confirm what you’re counting. Visibility = accountability. This simple act can prevent confusion and ensure everyone is on the same page.
2. Count Everything Individually
Count everything by 1️⃣. Yes, it takes a little longer. But if you count by 2s or 5s and lose track? You’re guessing — and that’s not an option when patient safety is on the line. Counting each instrument individually may seem tedious, but it’s a small price to pay for peace of mind.
3. Keep Instruments Organized
Keep instruments on the stringer until your count is finished. It keeps everything organized and prevents ratchets from tangling. Nothing slows you down more than a jumbled pile mid-count. A well-organized workspace can make all the difference in maintaining focus and efficiency.
4. Consistency is Crucial
Stick to the same order every time. This builds consistency — and your brain will immediately recognize when something’s off. Developing a routine can help you stay sharp and reduce the chances of errors.
5. Use the Call-and-Confirm Method
Use the “call-and-confirm” method. In most ORs, it goes like this:
Tech: “Allis — 1, 2, 3, 4.”
Nurse: “4 Allis.”
This gives your circulator time to locate the item on their list and log it before you move forward. There are a lot of things in surgery that require adaptation. But counting is one place where consistency should be non-negotiable. It’s not just a task — it’s a discipline.
Tips for Effective Instrument Counting
Stay Focused
Distractions can lead to mistakes. Make a conscious effort to stay focused during counts. If you find your mind wandering, take a deep breath and refocus on the task at hand.
Communicate Clearly
Clear communication is essential in the OR. Make sure to speak loudly enough for your team to hear you, and don’t hesitate to ask for clarification if you’re unsure about something.
Practice Regularly
Like any skill, practice makes perfect. Take the time to practice counting instruments during your training. The more familiar you become with the instruments and the counting process, the more confident you will feel in the OR.
Reflect on Your Experiences
After each procedure, take a moment to reflect on your counting process. Did anything go wrong? How can you improve next time? This self-reflection can help you identify areas for growth and enhance your skills.
Conclusion: The Heart of Surgical Safety
In conclusion, mastering instrument counting is essential for every surgical technologist. It’s a skill that requires diligence, focus, and a commitment to patient safety. By following these guidelines, you can ensure that you contribute positively to the surgical team and uphold the highest standards of care.
Remember, counting is not just a task; it’s a discipline that plays a vital role in the success of every surgical procedure. Embrace the challenge, and let’s work together to create a safer operating room environment for everyone involved.
For more resources and support, check out For the Love of Surgery.




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