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Surgical setup · General

Pilonidal Cyst Excision

The surgeon performs a complete surgical resection of a cyst, sinus tract, or abscess located in the sacrococcygeal intergluteal cleft. The goal is to remove all epithelialized tissue and debris to prevent recurrence of chronic infection.

Official Updated Mar 12, 2026 12 instruments 1 photos
Pilonidal Cyst Excision — setup photo

Surgical instruments

12 on this table — tap a photo to zoom, the name for its full card.

The case

A Pilonidal Cyst Excision is a surgical procedure to remove a pilonidal cyst, which is a painful, fluid-filled sac or abscess that often forms near the tailbone, at the top of the buttocks. These cysts can develop due to ingrown hairs, skin debris, or friction, and they often cause swelling, pain, and infection. The surgery involves completely excising (removing) the cyst and any surrounding infected tissue to prevent recurrence. It is typically performed under local or general anesthesia. After the cyst is removed, the wound may be closed with stitches or left open to heal naturally, depending on the surgeon's recommendation and the extent of the cyst. This procedure helps alleviate pain, prevent infections, and reduce the likelihood of the cyst coming back.

Spark notes

The 30-second rundown — scan this outside the room.

  1. Apply silk tape to separate buttocks. Prep and drape patient. Set up suction tubing and bovie.
  2. Make wedge incision with 10 blade. Use toothed forceps and bovie for dissection. Use skin hooks and Army-Navys for retraction.
  3. Use yankauer on suction tubing while bovie is in use to prevent inhalation of surgical smoke.
  4. Dissect carefully around cyst to avoid spillage. Expect hair and fluid within cyst.
  5. Utilize bovie for hemostasis in surrounding tissue post-cyst removal.
  6. Close with 2-0 and 4-0 Vicryl, 4-0 Monocryl, and 3-0 Nylon. Use Mayo Hegar needle driver, adsons or rat tooth pickups, and straight mayo scissors for closure.

Walkthrough

What the surgeon does — and what to have in your hand before they ask.

  1. Preparation and Positioning

    Begin by placing several pieces of silk tape or similar material to gently separate the buttocks, ensuring optimal visualization of the pilonidal cyst location. Once the patient is prepped and draped, suction tubing and a bovie should be passed off the sterile field and plugged in for immediate use during the procedure.

  2. Incision and Dissection

    Using a 10 blade loaded on a #3 knife handle, make a wedge incision. Use toothed forceps and the bovie to carefully dissect around the pilonidal cyst. Skin hooks provide superficial retraction, transitioning to Army-Navys for deeper retraction as needed. An Allis clamp is beneficial for grasping tissue edges for maneuvering purposes.

  3. Smoke Evacuation

    Prioritize safety by utilizing a yankauer attached to suction tubing while employing the bovie to prevent inhalation of surgical smoke.

  4. Cyst Dissection

    Exercise caution to avoid dissecting into the cyst itself. Instead, meticulously dissect around it to ensure complete removal without spilling contents into the incision. Expect to encounter hair and fluid within the cyst.

  5. Achieving Hemostasis

    Following cyst removal, utilize the bovie further to achieve hemostasis in the surrounding tissue, ensuring minimal bleeding.

  6. Closure Technique

    The closure technique plays a pivotal role in successful healing. Utilize 2-0 and 4-0 Vicryl, 4-0 Monocryl, and 3-0 Nylon for closure. Instruments such as the Mayo Hegar needle driver, adsons or rat tooth pickups, and straight mayo scissors are used during the closure process. Pay careful attention to achieving precise closure to promote optimal healing outcomes.

From the field

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