This study will investigate the safety and efficacy of the investigational use of the HydraSolve T2D™ System in improving blood glucose control and insulin resistance in patients with obesity (Class 1, BMI 30-39.9 kg/m2) and type 2 diabetes who have not achieved targeted levels of blood glucose control using oral diabetes medications. The previously FDA-cleared (for liposuction and fat transfer) HydraSolve T2D™ System will be used to perform a novel, minimally invasive laparoscopic and mini-laparotomy procedure to selectively remove excess intra-abdominal fat from the mesentery (Mesenteric Visceral Lipectomy (MVL)), while not affecting surrounding tissues. The study will include several weeks of screening for eligibility before the intervention, and 12-months of follow-up post-surgery.
This study will evaluate the investigational use of the HydraSolve T2D™ System (previously FDA-cleared for liposuction and fat transfer) to perform a novel, minimally invasive laparoscopic and mini-laparotomy procedure to selectively remove intra-abdominal fat from the mesentery and to assess the resulting changes in blood glucose control, insulin sensitivity and body weight. Excess intra-abdominal mesenteric fat has been directly linked to insulin resistance, an important precursor of type 2 diabetes. Up to 30 study candidates will undergo screening and eligibility testing over a 5-week period from which 12 will be enrolled to undergo the procedure. During the 12-month period post-procedure, the patients will be periodically monitored for improvements in blood glucose control (HbA1c, oral glucose tolerance test (OGTT), fasting blood glucose (FBG) and continuous glucose monitoring (CGM)), insulin resistance (hyperinsulinemic euglycemic glucose clamp), body weight, changes in fat deposits (Magnetic Resonance Imaging (MRI) and Magnetic Resonance Spectroscopy (MRS) and Dual-Energy X-ray Absorptiometry (DEXA)) and overall metabolic health (including indirect calorimetry and various biomarkers). This prospective, single-arm study uses pre-operative patient data as the control. Safety assessments and monitoring for adverse events will be performed, throughout.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
12
The HydraSolve T2D™ System will be used to perform the combined minimally invasive laparoscopic and mini-laparotomy procedure to selectively extract excess intra-abdominal fat from the mesentery. All patients will receive standard nutritional counseling and their medications will be adjusted to achieve target levels of blood glucose control.
University of Texas Health Science Center at San Antonio
San Antonio, Texas, United States
RECRUITINGChange in blood glucose control
Change in blood glucose control, as measured by the average of two HbA1c values at 6-months and 12-months post-procedure and at other time points, compared to the average of two HbA1c values 1-month pre-procedure.
Time frame: 6 and 12 months after the procedure
Lack of serious adverse events (SAEs)
Lack of serious adverse events (SAEs) assessed continuously during or after the procedure
Time frame: Through 1 year study completion
Change in Insulin Sensitivity
Change in insulin sensitivity as measured by hyperinsulinemic euglycemic clamp at 6 and 12 months, as compared to pre-procedure
Time frame: 6 and 12 months after the procedure
Change in blood glucose control
Change in blood glucose control (time in range, etc.) as measured by Continuous Glucose Monitoring (CGM) pre-procedure, and at 1-week, 3, 6 and 12-months post procedure
Time frame: 1-week, 3, 6, and 12-months post procedure
Change in fasting plasma glucose (FPG)
Change in fasting plasma glucose (FPG) and mean glycemic excursion as measured by oral glucose tolerance test (OGTT) pre-procedure and 1, 3, 6 and 12-months post procedure
Time frame: 1, 3, 6, and 12-month post procedure
Reduction in body weight
Reduction in body weight measured at each clinic visit
Time frame: 1, 2, 3, 4, 10, 12, 18 weeks, and 6, 8, 10, 12 months post procedure
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