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A novel magnetic compression technique for cystostomy in rabbits
Miaomiao Zhang1,2, Jianqi Mao3, Yixing Li4
1Department of Hepatobiliary Surgery, The First Affiliated Hospital of Xi'an Jiaotong University, 277 West Yanta Road, Xi'an, 710061, Shaanxi, China.
Scientific Reports
|July 16, 2022
Summary
Magnetic compression technique (MCT) offers a novel approach for creating bladder fistulas in rabbits. This study demonstrates the feasibility and safety of using MCT for cystotomy, with successful outcomes in all animal models.
Area of Science:
- Veterinary Surgery
- Minimally Invasive Procedures
- Biomaterials Engineering
Background:
- The Magnetic Compression Technique (MCT) is an emerging method for surgical anastomosis.
- Cystotomy, the surgical creation of a bladder opening, is a crucial procedure in urological interventions.
Purpose of the Study:
- To evaluate the feasibility and safety of employing the Magnetic Compression Technique (MCT) for performing cystotomy in a rabbit model.
- To assess the efficacy of custom-designed magnets for creating a bladder fistula.
Main Methods:
- Twelve New Zealand rabbits underwent cystotomy using MCT.
- Custom-designed parent and daughter magnets were utilized, with the daughter magnet inserted transurethrally and the parent magnet placed externally over the bladder.
- Postoperative monitoring tracked magnet detachment and fistula formation.
Main Results:
- Successful cystotomy was achieved in all twelve rabbits with a mean operative time of 4.46 minutes.
- Magnets detached after a mean of 10.08 days, resulting in a well-formed, unobstructed bladder fistula.
- Histological examination confirmed a tight and smooth junction between the bladder and abdominal wall.
Conclusions:
- The Magnetic Compression Technique (MCT) is a safe and feasible method for creating cystotomies in rabbits.
- MCT shows promise as a minimally invasive alternative for generating bladder fistulas.
