fig1
![Preliminary evidence using negative pressure wound therapy to achieve limb salvage for the ischemic diabetic foot](https://image.oaes.cc/ddb6bce8-cb19-41a9-a163-4a3ed9ed687c/1316.fig.1.png)
Figure 1. Healing progress of a patient with a dorsal foot ulcer after 9 treatment days of NPWT. A: patient's wound from a diabetic foot ulcer after debridement and partial foot amputation before NPWT; B: increasing granulation observable after NPWT. NPWT: negative pressure wound therapy