skin prep

Surgical Skin Preparation Overview

Key Concepts

  • Importance of proper surgical skin prep procedures.
  • Relation to anesthesia administration (intubation, catheter placement).

Preoperative Procedures

  • All necessary procedures must be completed prior to surgical skin prep.
    • Anesthesia Administration: Preparing the patient for surgery, possibly involving intubation.
    • Foley Catheter: Must be inserted before surgical site prep.
    • Positioning of the Patient: Ensuring the patient is optimally positioned for surgery.
    • Exposure of the Surgical Site: Required for effective prepping.
Hair Removal
  • If hair removal is necessary, it must be done prior to prepping the surgical site.
Skin Incision Marking
  • Surgeons typically mark the surgical incision site prior to skin preparation.

Cleaning Process

  • Gross soil and skin oils must be removed from the site using:
    • Fat Solvents or Scrub Brush: Necessary tools to clean and prepare the area.
    • Friction and Pressure: Key methods to remove transient organisms and oils from the skin.
Use of Prep Fluids
  • Prepping fluids must not accumulate under the patient to avoid:
    • Ignition risks (especially alcohol-based solutions).
    • Chemical irritation or burns to the skin.
  • Recommended to place a towel under the patient to catch excess fluid.

Temperature Considerations

  • Care should be taken with the temperature of prep solutions:
    • Solutions too warm can cause burns.
    • Warming solutions before application may be necessary for patient comfort without burning.

Contamination Considerations

  • Areas of higher contamination (infected wounds, stomas) must be prepped second:
    • Higher Level Contamination Examples: Mucous membranes and stomas, prep last.
    • Stoma isolation may be conducted with sterile clear adhesive strips or Betadine sponges.
Specific Cleanup Areas
  • Umilicus (Belly Button): Requires cleaning first to prevent contamination from going onto the prepped area.
  • Open Wounds: Must be irrigated with warm sterile water or saline and packed with sterile gauze during the prep.

Role of Separate Preps

  • Donor and recipient sites require separate skin preparations:
    • Donor Site Prep: Typically uses a colorless solution (CHG) for visibility during graft harvest.
    • Recipient Site Prep: Often prepped last due to being more contaminated (open wounds).
Abdominal, Perineal, and Vaginal Procedure Prep
  • Vaginal and perineal areas prepped first to avoid contamination of the abdominal area.

Prep Technique

  • Prepping technique typically involves:
    • Starting at the planned incision site and moving outward in a circular motion.
    • Circumferential Prep: Necessary for limbs or areas needing goes around in a complete circle.
Importance of Adhering to Guidelines
  • Following manufacturer's guidelines regarding antiseptic exposure time is crucial to prevent skin marking removal.

Equipment and Setup

  • Items for skin prep should be organized on a sterile Mayo stand or prep stand for easy access during surgeries.

Two-Step vs. One-Step Prep

  • Two-Step Prep: Involves a soap-based scrub of the surgical site followed by a residual antiseptic coating, often referred to as scrub and paint technique.
  • One-Step Prep: Uses a commercial single-use applicator containing alcohol-based antiseptic, requires only one application, drying time is three minutes to reduce fire risk.
Safety Concerns
  • Avoid igniting alcohol-based solutions during use; they are contraindicated near the eyes, ears, mouth, and face.
  • Specific ophthalmic solutions are required for areas around the eyes to ensure patient safety.

Guidelines for Specific Regions

  • Abdominal Prep: Extends from the nipple line to the pubis, possibly covering the thighs for low abdominal incisions.
  • Chest and Breast Prep: Involves upper arm elevation and includes shoulder, axilla, and chest.
  • Extremity Prep: The extremity must be elevated for complete circumferential cleaning.
  • Perineal Prep: Must always proceed front to back on females, and separate prep kits are needed for combined operations.

Assessment and Training

  • Observational assessments where one person watches the prep being done to ensure all spots are covered and techniques are properly followed.

Risks and Considerations

  • Acknowledgment of missed spots during the prep; if missed, need to restart with a fresh applicator instead of touching previously treated areas.
  • The expectation of assistance needed for patients with higher BMI or difficult positioning during prep.

Equipment Assistance

  • Equipment like a hover mat may be utilized for high BMI patients to facilitate transfers and positioning during procedures.