The study aims to investigate different approaches of local application of antibiotics/antiseptics intraoperatively in Chinese patients undergoing post-mastectomy implant based breast reconstruction, and aims to single out an intervention method that limits the use of antibiotics and maintains low rates of surgical site infection and capsular contracture. Patients who undergo post mastectomy breast reconstruction in the breast reconstruction department in Tianjin Medical University Cancer Institute and Hospital are eligible to enter the study.
There is an ongoing trend towards implant based breast reconstruction in post-mastectomy patients in China. In 2015, more than 60% of patients undergoing breast reconstruction in Tianjin Medical University Cancer Institute and Hospital opted for implant based breast reconstruction. One of the major complications in implant based breast reconstruction is infection, which could cause implant explantation, delay the time to adjuvant therapies in breast cancer patients, and inflict adverse psychological effects. Although empirical intravenous and/or oral antibiotics are suggested peri-operatively, local applications of antibiotics/antiseptics and their combinations are applied differently in many medical centers worldwide, and some even suggest against the use of intraoperative local antibiotics. Furthermore, there is no consensus as to the local application of antibiotics intraoperatively for breast reconstruction patients in Chinese population. We therefore designed an open-label prospective randomized control trial in our Chinese patient population to investigate the effects of three different approaches of intraoperative surgical site intervention with antibiotics and or antiseptics. In each groups, all peri-operative interventions are standardized to best reduce bias. Short-term infection rate and long-term capsular contracture rate will be observed in the hope of singling out the best modality in our medical center to integrate into the overall comprehensive treatment for female breast cancer patients.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Enrollment
291
Local implant immersion and/or breast pocket irrigation
Tianjin Medical University Cancer Institute and Hospital
Tianjin, Tianjin Municipality, China
RECRUITINGOccurrence of minor surgical site infection
the reconstructed breasts present with redness, edema, pain and rise in skin temperature by observation, drainage or wound secretion microbiology culture are positive, the symptoms are relieved by oral antibiotics.
Time frame: assessed up to 3 months post-op
Occurrence of major surgical site infection
the reconstructed breasts present with redness, edema, pain and rise in skin temperature by observation, drainage or wound secretion microbiology culture are positive, the symptoms are relieved by intravenous antibiotics or demand surgical interventions such as explantation or change of implant.
Time frame: assessed up to 3 months post-op
Occurrence of capsular contracture
Hardness, pain, and or changes of shape/volume of the reconstructed breasts both by observation or inspected by breast imaging .The grade of capsular contracture is recorded in baker's grading(I-IV).
Time frame: assessed from 3 months post-op up to 2 years post-op or until the trial ends, whichever comes first
Occurrence of flap necrosis
Complete or partial flap necrosis at the surgical site by surgeon's observation;
Time frame: assessed up to 1 months post-op
Occurrence of hematoma
Peri-prosthetic hematoma observed by hematic drainage and reduced Hematocrit count comparing to normal range;
Time frame: assessed up to 72 hours post-op
Occurrence of peri-prosthetic seroma
Peri-prosthetic seroma observed by clinical inspection and/or breast imaging;
Time frame: from 3 months post-op up to 2 years post-op or until the trial ends
Baseline and changes of patient's evaluation
Patient oriented aesthetic and overall satisfaction evaluation using Breast-Q questionnaires (implant reconstructive module)
Time frame: evaluate at 6 months as baseline, repeated evaluation at 12 months and 24 months post-op or until the trial ends, whichever comes first, to record changes
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