TVT and Sparc suburethral slings: a case-control series

Area of Science:

• Urology
• Gynecology
• Pelvic Floor Surgery

Background:

• Urinary incontinence is a common condition affecting many women.
• Midurethral slings are a common surgical treatment for stress urinary incontinence.
• Comparing different sling types is crucial for optimizing patient outcomes.

Purpose of the Study:

• To compare the medium-term outcomes of two midurethral slings: Tension-free Vaginal Tape (TVT) and Sparc.
• To assess differences in sling placement, patient satisfaction, voiding function, and objective continence rates.

Main Methods:

• A case-control series matching 37 Sparc patients with 69 TVT patients.
• Matching criteria included age, weight, pre-existing urge incontinence, preoperative voiding, concomitant surgery, and follow-up duration.
• Outcomes assessed included subjective cure/improvement, patient satisfaction, bladder symptoms, clinical stress tests, and voiding function.

Main Results:

• No significant differences in subjective cure rates, patient satisfaction, or incontinence symptoms were observed.
• The clinical stress test was significantly more positive in the Sparc group (p=0.019).
• TVT sling placement had a significantly more negative effect on postoperative voiding (p=0.001).
• Sparc slings were positioned more cranially at rest, further from the symphysis pubis, and demonstrated greater mobility during Valsalva (p<0.001).

Conclusions:

• Significant differences exist in medium-term outcomes between TVT and Sparc slings.
• These differences involve tape placement, mobility, impact on voiding function, and objective stress continence.
• While patient satisfaction and subjective cure rates appear similar, objective measures and functional outcomes differ.