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A vasectomy is a surgical procedure that serves as one of the highly effective birth control methods. During a vasectomy, the vas deferens, the tubes that carry sperm from the testicles, are cut or sealed off, preventing sperm from reaching semen ejaculated during sexual intercourse. This ensures that a man cannot father children, making it a reliable choice for long-term contraception.

The University of Kansas Department of Urology is committed to delivering exceptional urological care, including vasectomy services. Our experienced team customizes vasectomy procedures, utilizing advanced techniques and diagnostics to ensure your comfort and well-being. We prioritize your health and offer compassionate care to support your decision and provide a positive experience throughout the process.

Types of Vasectomy Procedures

There are two main types of vasectomy procedures:

  • Conventional Vasectomy: In this method, the doctor makes one or two small incisions in the scrotum, usually on each side, to access the vas deferens. The vas deferens are then cut, and a portion may be removed or sealed with clips or stitches.
  • No-Scalpel Vasectomy (NSV): This newer technique involves using a special instrument to puncture the scrotum, creating a small hole through which the vas deferens can be accessed, cut, and sealed. No scalpel vasectomy typically results in less pain, faster recovery, and a lower risk of complications compared to the conventional method.


Vasectomy is a relatively safe and effective method of permanent contraception, but like any medical procedure, it does carry some risks and potential complications. Common risks associated with vasectomy include:

  • Pain and Discomfort: After the procedure, it is common to experience pain, swelling, and discomfort in the scrotal area. This typically resolves within a few days to a week.
  • Bruising: Some men may experience bruising around the scrotum and the area where the incisions were made.
  • Infection: Although rare, there is a risk of infection at the site of the incisions. Signs of infection may include increased redness, swelling, warmth, or pus at the incision sites.
  • Hematoma: In some cases, a collection of blood (hematoma) can occur within the scrotum, causing pain and swelling.
  • Sperm Granuloma: Occasionally, sperm can leak from the cut ends of the vas deferens and form a small lump or nodule called a sperm granuloma. This is usually harmless but may cause discomfort.
  • Persistent Pain: Some men may experience chronic testicular or scrotal pain after vasectomy, known as post-vasectomy pain syndrome (PVPS). This is relatively rare but can be long-lasting and may require further medical evaluation and treatment.
  • Failure of Contraception: Vasectomy is not immediately effective; it takes some time for residual sperm to be cleared from the reproductive tract. Until a post-vasectomy semen analysis confirms the absence of sperm, alternative birth control methods should be used to prevent pregnancy.
  • Reversal Complications: If a man later decides to undergo a vasectomy reversal to restore fertility, the success of the reversal can vary, and there may be complications associated with the reversal procedure.
  • Regret: While not a physical risk, it’s essential to consider the psychological aspect of permanent contraception. Some men may experience regret about their decision to have a vasectomy, particularly if their life circumstances change.
  • Epididymitis: Inflammation of the epididymis, a structure that stores and transports sperm, can occur as a rare complication.

It’s crucial to discuss these risks and potential complications with a healthcare provider before undergoing a vasectomy.


The procedure for a vasectomy is a relatively simple surgical procedure that involves cutting or blocking the vas deferens, the tubes that carry sperm from the testicles to the urethra. Below is an overview of the typical steps involved in a vasectomy procedure:

Consultation and Counseling

  • The process begins with a consultation with a healthcare provider, usually a urologist or a trained healthcare professional.
  • During this consultation, the patient receives information about the procedure, its permanence, potential risks, and alternatives.
  • The healthcare provider may also discuss the patient’s reasons for seeking a vasectomy and ensure they understand the implications.

Preoperative Preparation

  • Before the procedure, the patient may be advised to shave or trim the pubic hair in the scrotal area to maintain cleanliness.
  • It’s essential to arrange for transportation home after the procedure since driving may be uncomfortable immediately afterward.

During the Procedure

  • A vasectomy is usually performed under local anesthesia, which numbs the scrotal area, making the procedure virtually painless.
  • The healthcare provider makes one or two small incisions in the upper part of the scrotum to access the vas deferens.
  • Some clinics may use a no-scalpel technique, which involves puncturing the scrotum with a sharp instrument instead of making incisions.
  • The vas deferens are isolated and either cut or blocked (clamped, tied, or sealed) to prevent the passage of sperm.
  • Several methods can be used to block or cut the vas deferens, including cautery, clips, or sutures.
  • If incisions were made, they are typically closed with sutures or surgical glue.
  • No stitches may be necessary if the no-scalpel technique was used.

Recovery and Aftercare

  • After the procedure, the patient is usually observed for a short time to ensure there are no immediate complications.
  • Pain and discomfort are common immediately following the procedure, and patients are advised to rest and apply ice packs to the scrotal area to reduce swelling. Pain medication may also be prescribed or recommended.
  • Sexual activity should be avoided for a specific period, typically about a week, to allow for proper healing.
  • It may take several weeks or ejaculations before all remaining sperm are cleared from the reproductive tract. To confirm the success of the vasectomy, the patient is required to provide semen samples for analysis. The patient should continue using contraception until a semen analysis confirms the absence of sperm.


The success rates for individuals who undergo vasectomy are generally positive, with a few considerations:

  • Effectiveness: Vasectomy is highly effective at preventing pregnancy, with a failure rate of less than 1% if done correctly. However, it’s important to note that it takes some time for any remaining sperm in the vas deferens to be cleared out after the procedure. Until confirmed by follow-up testing (usually after a certain number of ejaculations or a specific timeframe), alternate forms of contraception should be used to prevent pregnancy.
  • Reversal: While vasectomy is considered permanent, some individuals may later decide they want to father children. In such cases, vasectomy reversal is an option, but success rates can vary, and it may not always lead to restored fertility. The success of reversal depends on factors such as the length of time since the vasectomy and individual factors.
  • Post-Operative Recovery: Most men recover quickly from vasectomy, with mild discomfort, bruising, and swelling being the most common temporary side effects. Recovery typically takes a few days to a week. It’s important to follow post-operative instructions provided by the healthcare provider, including refraining from sexual activity for a specified period and using contraception until sperm absence is confirmed.
  • Psychological and Emotional Impact: The psychological and emotional impact of vasectomy can vary from person to person. Some may feel relief and peace of mind knowing they have effective contraception, while others might experience emotional or psychological challenges. It’s essential for individuals and couples to have open and honest discussions about their feelings and concerns before and after the procedure.


A vasectomy is a surgical procedure that offers a highly effective and permanent method of contraception for men. It involves cutting or blocking the vas deferens, preventing sperm from being present in ejaculate. While it is considered a straightforward and low-risk procedure, it’s essential for individuals and couples to carefully consider the permanence of vasectomy and its potential impact on their lives. For more information and guidance, be sure to consult with a healthcare professional to see if a vasectomy would be right for you.

For more information on Vasectomies