Repair of head and neck malignant tumor defects with perforator flaps.
Conditions
Interventions
Systems Group:A positioning device developed for the lower limb is affixed to the patient, and imaging examinations are conducted. The resulting two-dimensional data is used to generate a three-dimens
CDU Group:Positioning by ultrasound
Sponsors
Chongqing university cancer hospital
Eligibility
Sex/Gender
All
Age
20 Years to 90 Years
Inclusion criteria
Inclusion criteria: a. Patients with malignant tumors in the head, neck, or facial region; b. Significant tissue defect after wide excision of the primary lesion that cannot be directly sutured; preoperative assessment indicates that the free forearm flap is insufficient to repair the defect area; c. Suitable for repair with a rectus femoris flap or a free fibula flap for soft and hard tissue reconstruction; d. Both lower limbs should be free of trauma or surgical history; e. The overall health condition should be good, and the patient must be able to tolerate anesthesia.
Exclusion criteria
Exclusion criteria: a. Patients for whom the tissue defect in the head, neck, or facial region is expected to be manageable with primary closure or repairable with a forearm flap; b. History of surgery or trauma in both lower limbs; c. Overall health condition that does not permit tolerance of anesthesia; d. History of trauma or surgery in both lower limbs.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Accuracy of vessel count identification by the two techniques;Distance between the perforating vessel exit points identified by the two techniques and the actual perforating vessel exit points observed during surgery.;Success rate of perforator flap harvesting designed by the two techniques;Record the surgical time and blood loss for each group of cases; | — |
Countries
China
Contacts
Public ContactLiu Yixiu
Chongqing university cancer hospital
Outcome results
None listed