Wound debridement might not help here.
If the infection is deep seared he might need a staged clearance of infection which may even involve removal of implants and staged procedures.
At this moment, a judgement wether infection is superficial or deep seared which is note likely should be ascertained.
Next Steps
Share ESR, CBC,
CRP, Culture and sensitivity, Great stain reports .
Health Tips
Repeated debridement might not be the answer to this complicated issue.