Prospective analysis of grip strength and load distribution after surgical treatment of common diseases of the hand with novel’s manugraphy® system

Grüner J, Cai A, Pingel I, Horch RE, Beier J, Arkudas A (2023)


Publication Type: Journal article

Publication year: 2023

Journal

Book Volume: 143

Pages Range: 6477-6485

Journal Issue: 10

DOI: 10.1007/s00402-023-04984-x

Abstract

Background: Carpal tunnel syndrome, A1 annular pulley stenosis and Dupuytren’s contracture are among the most common conditions of the hand. In this study, we investigated the impact of surgical procedure on hand grip strength and high-resolution spatial load distribution in individuals suffering from those diseases over a follow-up period of one year. Materials and methods: In this prospective study, data of 9 patients with carpal tunnel syndrome, 12 patients with A1 annular pulley stenosis and 7 patients with Dupuytren’s contracture were evaluated. Only patients with unilateral disease were included providing the contralateral hand as an intra-individual control. Grip strength was measured with cylindrical instruments in two different sizes with respect to the hand size of the patients. Maximum and average values of grip strength as well as spatial load distribution in each finger, thenar, hypothenar and palm were analyzed. Data of the affected patients were collected preoperatively and 6 weeks, 6 months and 1 year postoperatively. Grip strength and spatial load distribution were compared preoperatively to postoperatively. In addition, DASH score, Levine score, 2-point discrimination and degree of flexion contracture were assessed. Results: The patients with A1 annular pulley stenosis showed a significant increase in grip strength 6 months and one year postoperatively. Patients with carpal tunnel syndrome and Dupuytren’s contracture showed no significant difference in grip strength over the course of time. An increase in the percentual grip strength of the thenar in patients with carpal tunnel disease and within the affected finger in A1 annular pulley stenosis was observed over the course of time. The DASH score was significantly lower in all patient cohorts one year postoperatively. Conclusion: Surgical procedure in carpal tunnel syndrome, A1 annular ligament stenosis and Dupuytren’s contracture improves the functionality of the hand in everyday life. Some areas of the hand seem to compensate other weaker areas in grip strength.

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How to cite

APA:

Grüner, J., Cai, A., Pingel, I., Horch, R.E., Beier, J., & Arkudas, A. (2023). Prospective analysis of grip strength and load distribution after surgical treatment of common diseases of the hand with novel’s manugraphy® system. Archives of Orthopaedic and Trauma Surgery, 143(10), 6477-6485. https://dx.doi.org/10.1007/s00402-023-04984-x

MLA:

Grüner, Jasmin, et al. "Prospective analysis of grip strength and load distribution after surgical treatment of common diseases of the hand with novel’s manugraphy® system." Archives of Orthopaedic and Trauma Surgery 143.10 (2023): 6477-6485.

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