Hand size and grip strengths of cardiovascular surgeons: Implications for cardiovascular device design
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2026
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| _version_ | 1866901715772506112 |
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| author | Tyrrell, Grainne |
| author_facet | Tyrrell, Grainne |
| contents | <p><em><span lang="EN-GB">Background:</span></em><span lang="EN-GB"> Cardiovascular surgeons interact with a variety of unique and complex catheter-based devices during procedures. Biomedical device design requires the application of anthropometric data from suitably representative user databases. However, there is a lack of anthropometric data and hand grip strengths of medical specialists generally, and notably for women surgeons.</span></p> <p><em><span lang="EN-GB">Study design:</span></em><span lang="EN-GB"> Stature, upper limb lengths, hand size measurements and hand grip strengths of interventional cardiologists and vascular surgeons were measured in line with ISO 7250. Anthropometers were used to gather stature and upper limb lengths, 3D scanning was used to record hand size, and hand grip strength was gathered using a handheld dynamometer and a pinch gauge. A repeated mixed measures ANOVA was performed to evaluate the effect of gender, grip type and hand dominance on grip strengths. </span></p> <p><em><span lang="EN-GB">Results: </span></em><span lang="EN-GB">Data from N = 49 (n = 27 women) cardiovascular surgeons are reported. Anthropometric data align with other surgical cohorts, where comparable data are available.</span> <span>Gender, grip type and hand dominance all had individual effects on hand grip strength at <em>p</em> < 0.05. </span></p> <p><em><span lang="EN-GB">Conclusions: </span></em><span lang="EN-GB">Cardio</span><span>vascular surgeons exhibited lower grip strengths than AAMI HE75 population means across power, key, and tripod grips, risking device designs that require excessive operating force. </span><span lang="EN-GB">These results highlight the need for device designs that accommodate end user anthropometry and grip strength rather than relying solely on normative databases. </span><span>Device handles should accommodate hand lengths of 175 - 195 mm and hand breadths over 96 mm, while grip forces should remain within limits of power grip 41N, precision pinch 7N, key pinch 11N, and tripod pinch 10N.</span></p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_18596153 |
| institution | Zenodo |
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| publishDate | 2026 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Hand size and grip strengths of cardiovascular surgeons: Implications for cardiovascular device design Tyrrell, Grainne Hand anthropometry Hand grip strength endovascular surgery cardiovascular surgeons medical device design <p><em><span lang="EN-GB">Background:</span></em><span lang="EN-GB"> Cardiovascular surgeons interact with a variety of unique and complex catheter-based devices during procedures. Biomedical device design requires the application of anthropometric data from suitably representative user databases. However, there is a lack of anthropometric data and hand grip strengths of medical specialists generally, and notably for women surgeons.</span></p> <p><em><span lang="EN-GB">Study design:</span></em><span lang="EN-GB"> Stature, upper limb lengths, hand size measurements and hand grip strengths of interventional cardiologists and vascular surgeons were measured in line with ISO 7250. Anthropometers were used to gather stature and upper limb lengths, 3D scanning was used to record hand size, and hand grip strength was gathered using a handheld dynamometer and a pinch gauge. A repeated mixed measures ANOVA was performed to evaluate the effect of gender, grip type and hand dominance on grip strengths. </span></p> <p><em><span lang="EN-GB">Results: </span></em><span lang="EN-GB">Data from N = 49 (n = 27 women) cardiovascular surgeons are reported. Anthropometric data align with other surgical cohorts, where comparable data are available.</span> <span>Gender, grip type and hand dominance all had individual effects on hand grip strength at <em>p</em> < 0.05. </span></p> <p><em><span lang="EN-GB">Conclusions: </span></em><span lang="EN-GB">Cardio</span><span>vascular surgeons exhibited lower grip strengths than AAMI HE75 population means across power, key, and tripod grips, risking device designs that require excessive operating force. </span><span lang="EN-GB">These results highlight the need for device designs that accommodate end user anthropometry and grip strength rather than relying solely on normative databases. </span><span>Device handles should accommodate hand lengths of 175 - 195 mm and hand breadths over 96 mm, while grip forces should remain within limits of power grip 41N, precision pinch 7N, key pinch 11N, and tripod pinch 10N.</span></p> |
| title | Hand size and grip strengths of cardiovascular surgeons: Implications for cardiovascular device design |
| topic | Hand anthropometry Hand grip strength endovascular surgery cardiovascular surgeons medical device design |
| url | https://doi.org/10.5281/zenodo.18596153 |