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Evans et al. Plast Aesthet Res 2022;9:34  https://dx.doi.org/10.20517/2347-9264.2021.134  Page 3 of 14

               In his thesis, reviewing 826 free flaps, Godina found that only 1% of patients developed an infection when
               acutely debrided and reconstructed within 72 hours, with a flap failure rate of 0.75%. Conversely, when
               reconstruction was delayed beyond 72 hours, the flap failure rate was noted to be 8%-12%, with an infection
                            [2]
               rate of 9%-18% . While optimal timing in extremity reconstruction has evolved throughout the years,
               Godina’s principle of early intervention survives as a principal tenet in extremity reconstruction.

               Godina additionally emphasized the importance of preserving vascular patency to the distal extremity.
               While adequate perfusion can be met with a single vessel runoff in the lower extremity, Godina encouraged
               the  use  of  end-to-side  anastomoses  in  his  reconstructions  to  ameliorate  the  risk  of  vascular
               insufficiency [28,30] . Although complications rates are equivalent between end-to-end and end-to-side
               anastomosis, Godina focused on preserving maximum perfusion when able [15,19] .


               While the plastic surgeon’s toolbox and flap selection have expanded largely since Godina’s time, Godina
               performed many of his free tissue transfers based on the subscapular axis . The patient was placed in the
                                                                              [30]
               lateral decubitus position, with posterior access utilized in dissecting out recipient vessels within the lower
               extremity. Godina advocated for beginning dissection of recipient vessels outside the zone of injury and
               dissecting distally to the first evidence of pathology. Although fallen out of favor for other modalities,
               Godina believed that all anastomoses should be done proximal to the zone of injury, and that an arterial
               autograft should be utilized to bridge gaps within the zone of injury [30-36] .

               Godina’s flap selection was limited by his time. Soft tissue coverage was typically achieved with free muscle
               flaps with skin grafting or, less frequently, myococutaneous flaps [3,37] . Moreover, muscle flaps were believed
               to be a highway for antibiotic therapy to bathe contaminated wounds, making them preferential in the
               reconstruction of traumatic injuries [12,16,17,38,39] . Today, fasciocutaneous and perforator flaps are exceptional
               flap options for reconstruction of the lower extremity and demonstrate less donor site morbidity when
               compared to muscle flaps [40-45] . Ultimately, as advancements in lower extremity reconstruction continue to
               emerge,  it  is  evident  that  the  “Godina  Method”  remains  at  the  foundation  of  reconstructive
               microsurgery [46,47] .


               BUILDING ON GODINA’S FOUNDATION–INNOVATIONS IN LOWER EXTREMITY
               RECONSTRUCTION
               While Godina advocated for early debridement and coverage of injuries within 72 hours, surgeons have
               continued to investigate optimal timing for extremity reconstruction. Time to coverage has since been
               refined, with multiple authors showing improved outcomes with early soft tissue coverage extending to 7-10
               days [1,2,23,48,49] . Overall improvements in infection rates, bony union and flap success have demonstrated the
               utility in delaying reconstruction to an urgent setting (7-10 days), emphasizing the importance of serial
               debridement of non-viable tissue and preparing an adequate wound bed prior to functional limb salvage.

                                 [4]
               In 2000, Gopal et al. , introduced the “fix and flap” method in which lower extremity traumatic injuries
                                                                            [50]
               were treated via a combined orthopedic and plastic surgery approach . The authors suggested treating
               lower extremity injuries in a single stagged procedure in which early radical debridement, skeletal
               stabilization, and soft tissue coverage were performed. Results demonstrated favorable outcomes for
               surgeries performed within 72 hours of injury and comparable data compared to stagged reconstruction.
               Overall, timing in lower extremity reconstruction remains at the surgeon’s discretion. The literature appears
               concerted that early debridement in the acute setting is critical to decreasing complication rates, and
               reconstructive efforts should be ideally performed prior to 10-14 days [1,3-6,23,48,49,51] .
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