How Long Does It Take for Dissolvable Stitches to Dissolve?

Dissolvable stitches are commonly used in modern surgical and medical procedures due to the fact that they eliminate the need for manual removal. 

These sutures are designed to gradually break down inside the body as the wound heals, making them convenient for internal wounds, dental procedures, and delicate skin repairs.

The time it takes for dissolvable stitches to dissolve varies depending on factors like the type of suture material used, the depth and location of the wound, and the body’s natural healing process. Some fast-absorbing stitches may dissolve within a few days, while others used in deeper tissues can remain in the body for several weeks or even months before they are fully absorbed. On average, dissolvable stitches can take anywhere from 5 days to 6 months to dissolve.

Understanding how dissolvable stitches work, the typical timeline for their breakdown, and the factors that influence their absorption can help patients better manage their recovery.

What Are Dissolvable Stitches?

Dissolvable stitches, also known as absorbable sutures, are medical threads used to close wounds or surgical incisions that naturally break down and are absorbed by the body over time. 

Contrary to traditional sutures that must be removed by a healthcare professional, dissolvable stitches gradually lose strength and dissolve as the tissue heals.

These stitches are typically made from materials designed to safely degrade in the body. As the healing process progresses, the body absorbs the suture material through natural biological processes.

How Quickly Do Dissolvable Stitches Break Down?

The time it takes for dissolvable stitches to dissolve can vary depending on the surgical context and the type of suture used. 

Generally, most dissolvable stitches begin to lose their strength within a few days to a few weeks. 

For many common procedures, dissolvable stitches may fully dissolve within 1 to 4 weeks, although some stronger sutures used in deeper tissues can take several months to completely disappear.

• Fast-absorbing sutures typically dissolve within 5 to 10 days and are commonly used for facial wounds where quick healing and minimal scarring are important.
• Standard absorbable sutures usually take about 2 to 4 weeks to dissolve and are often used in minor surgical procedures.
• Medium-term sutures generally dissolve within 4 to 8 weeks and are suitable for internal soft tissue healing that requires moderate support.
• Long-lasting sutures can take anywhere from 3 to 6 months to fully dissolve and are typically used in orthopedic or deep tissue procedures where extended support is necessary.

Even after the stitches dissolve, the healing tissue continues strengthening for several weeks or months.

Factors That Affect How Quickly Stitches Dissolve

While many dissolvable stitches do follow a predictable absorption timeline, the exact speed of dissolution can differ from person to person. 

Several medical and biological factors influence how quickly sutures break down, including:

• Type of suture material: Different materials dissolve at different rates.

• Location of the wound: Areas with higher moisture or blood supply may accelerate breakdown.

• Size and thickness of the stitches: Larger sutures naturally take longer to dissolve.

• Type of surgery: Deeper or more complex wounds require longer-lasting sutures.

• Individual healing ability: Age, health conditions, and immune response can affect recovery.

• Presence of infection: Infections may alter the healing process and suture breakdown.

Because of these variations, surgeons typically choose suture materials carefully to match the expected healing time of the tissue.

Types of Dissolvable Sutures and Their Absorption Time

Modern surgical sutures are designed with different absorption speeds to accommodate various medical needs. Some dissolve quickly for superficial wounds, while others provide long-term support for deeper tissues.

• Plain catgut typically absorbs within 7 to 10 days and is commonly used for minor soft tissue repairs.
• Chromic catgut usually takes about 10 to 21 days to absorb and is often preferred for internal tissue closures that require slightly longer support.
• Polyglycolic acid (PGA) generally absorbs within 30 to 60 days and is widely used in general surgical procedures.
• Polydioxanone (PDO) can take up to 180 days to fully absorb and is commonly used in orthopedic and deep tissue procedures where long-term support is needed.
• Polylactic acid (PLA) typically absorbs within 90 to 120 days and is often used in cosmetic or reconstructive surgery.

Surgeons select the suture type based on how long the tissue requires support during healing.

When Are Dissolvable Stitches Commonly Used?

Dissolvable sutures reduce the need for follow-up appointments and minimize discomfort associated with stitch removal. 

Dissolvable stitches are particularly helpful for internal tissues where removing sutures would not be practical.

Oral Surgery

Dental and oral procedures frequently involve dissolvable stitches because the mouth heals relatively quickly, and removing stitches can be uncomfortable. 

After tooth extractions or gum surgery, dissolvable stitches help hold the tissue in place while healing occurs.

These stitches often dissolve within one to two weeks.

Cesarean Section

During a cesarean delivery, dissolvable stitches are often used internally to close the uterine incision. Some surgeons also use absorbable sutures for the outer incision to reduce the need for stitch removal.

The internal stitches tend to take several weeks or longer to dissolve completely.

Orthopedic Surgery

Procedures that involve muscles, tendons, or joints may require stronger dissolvable sutures that remain in place for several months. Dissolvable stitches provide stability while deeper tissues recover.

Orthopedic procedures, such as knee surgeries, commonly use long-lasting absorbable sutures.

Minor Skin Procedures

Small cuts or dermatological procedures can also be closed with dissolvable stitches. Absorbable sutures are often used in sensitive areas such as the face, where minimizing scarring is important.

Dissolvable stitches used in these cases can dissolve within one to two weeks.

What Happens as Dissolvable Stitches Start to Break Down?

As dissolvable stitches begin to break down, patients may notice some subtle changes around the wound area. The sutures gradually lose strength as the body absorbs the material.

Common changes that occur when dissolvable stitches start to break down include:

• The stitches becoming looser

• Small pieces of suture appearing on the skin surface

• Mild itching as the wound continues healing

• Slight peeling or flaking near the stitch line

In most cases, these changes are a normal part of the recovery process. The body naturally processes the stitches while the tissue regains its strength. 

However, any unusual symptoms like persistent redness, severe pain, or drainage should be evaluated by a medical professional. 

What to Do If a Dissolvable Stitch Becomes Loose or Visible

In some cases, dissolvable stitches may become visible or poke through the skin before they have completely dissolved. This situation is relatively common and usually not a cause for concern.

If a dissolvable stitch becomes loose or visible, patients need to avoid pulling or cutting the stitch themselves unless instructed by a doctor.

Instead, patients should consider the following steps:

• Keep the area clean and dry

• Avoid touching or tugging on the stitch

• Monitor the wound for signs of infection

• Contact a healthcare provider if the stitch causes irritation

More often than not, loose dissolvable stitches will fall out naturally as the body continues the absorption process. 

How to Care for a Wound with Dissolvable Stitches

Proper wound care is essential for ensuring dissolvable stitches function as intended. Following post-surgical instructions from a healthcare provider can reduce the risk of infection and improve healing outcomes.

General wound care recommendations include:

• Keeping the wound clean and dry

• Changing dressings as directed

• Avoiding strenuous activity during early recovery

• Protecting the area from friction or pressure

• Watching for signs of infection

Patients should also attend any recommended follow-up appointments so that healthcare providers can monitor the healing process.