Table 1.
Contribution of Subsynovial Connective Tissue to Gliding Resistance at 100% of the Physiologic Excursion of the Flexor Digitorum Superficialis Tendon of the middle fingera.
| Excursion Speed | ||
|---|---|---|
| Characteristics | Slow (N=4) | Fast (N=4) |
| SSCT Intact | ||
| Force, mN | 780 (686–1,149) | 1,387 (1,068–3,050) |
| Energy, µJ | 5,438 (3,546–5,929) | 10,534 (7,770–23,789) |
| Stiffness, mN/mm | 136 (75–225) | 213 (161–496) |
| SSCT Divided | ||
| Force, mN | 73 (37–109) | 266 (170–407) |
| Energy, µJ | 1,337 (1,004–2,191) | 4,015 (3,114–6,882) |
| Stiffness, mN/mm | N/A | N/A |
| Intact - Divided | ||
| Force, mN | 721 (577–1,084) | 1,145 (852–2,643) |
| Energy, µJ | 3,667 (2,542–4,607) | 6,518 (4,656–16,907) |
| Stiffness, mN/mm | 144 (72–219) | 215 (164–519) |
Abbreviations: SSCT, subsynovial connective tissue; fast, 60 mm/s; FDS3; slow, 2 mm/s.
a
Data are shown as median (range).