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. Author manuscript; available in PMC: 2019 Aug 9.
Published in final edited form as: Int J Drug Policy. 2016 Oct 24;39:99–108. doi: 10.1016/j.drugpo.2016.09.005

Figure 1.

Figure 1.

Illustrations of dead space in common needle and syringe designs (artwork licensed by Creative Commons) Reproduced with permission from William Zule. From left to right: Standard detachable needle on standard syringe, Standard detachable needle on low dead space syringe, Low dead space detachable needle on standard syringe, Low dead space syringe with fixed needle