Open Abdomen Management

SOC → SCF-DBI Logic Translation

Purpose

Open Abdomen Management (OAM) is a staged surgical strategy in which the abdominal cavity is intentionally left open following laparotomy to permit ongoing physiologic stabilization, edema accommodation, repeated source-control procedures, hemorrhage reassessment, bowel viability reassessment, and prevention of abdominal compartment syndrome.

In trauma, sepsis, vascular catastrophes, and damage-control surgery, open abdomen management serves as a temporary physiologic bridge rather than a definitive operation.

Under SCF-DBI, Open Abdomen Management is viewed as preservation of the Abdominal Recovery Ecosystem during a period of physiologic instability.

SOC Definition

Clinical Objective

Maintain temporary abdominal access while:

• Preventing abdominal compartment syndrome
• Allowing visceral edema expansion
• Facilitating repeat exploration
• Supporting source control
• Supporting damage-control surgery
• Preserving organ perfusion
• Enabling delayed definitive closure

Common Indications

Damage-Control Surgery

Examples:

• Severe hemorrhage
• Profound shock
• Coagulopathy
• Hypothermia
• Acidosis

Intra-Abdominal Sepsis

Examples:

• Diffuse peritonitis
• Ongoing contamination
• Necrotizing infection

Abdominal Compartment Syndrome

Examples:

• Massive visceral edema
• Excessive resuscitation
• Retroperitoneal hemorrhage

Mesenteric Ischemia

Examples:

• Planned second-look laparotomy
• Uncertain bowel viability

SCF-DBI Translation

Core Concept

SOC views Open Abdomen Management as:

Temporary abdominal closure with planned re-exploration.

SCF-DBI views Open Abdomen Management as:

Controlled Preservation of the Abdominal Recovery Ecosystem During Physiologic Reconstruction.

The abdomen is not simply left open.

The abdominal environment becomes a monitored regenerative chamber designed to support recovery until definitive reconstruction becomes biologically favorable.

SCF-DBI Abdominal Recovery Failure Architecture

Domain 1

Abdominal Recovery Ecosystem Instability

SOC Focus

Maintain temporary abdominal access.

SCF-DBI Focus

Preserve the biologic environment required for recovery.

Failure Cascade

Trauma / Sepsis / Ischemia

↓

Massive inflammation

↓

Visceral edema

↓

Perfusion compromise

↓

Barrier dysfunction

↓

Compartment physiology

↓

Organ dysfunction

↓

Multi-system failure

SCF Classification

Abdominal Recovery Ecosystem Failure Syndrome (AREFS)

A state in which physiologic instability prevents safe definitive abdominal closure and threatens organ recovery.

Output

Abdominal Recovery Severity Score (ARSS)

Domain 2

Wound-Regeneration and Infection Prediction Engine

Major SCF-DBI Enhancement

Selected Enhancement:

Wound-Regeneration and Infection Prediction Engine

This becomes the principal SCF-DBI enhancement for Open Abdomen Management.

Rationale

SOC evaluates:

• Fascial closure rate
• Wound contamination
• Infection occurrence

SCF-DBI evaluates:

The biologic trajectory of the abdominal wound ecosystem.

The key question becomes:

Is the wound environment progressing toward regeneration or toward chronic inflammation and infectious failure?

Regeneration Failure Cascade

Persistent inflammation

↓

Microvascular dysfunction

↓

Impaired granulation

↓

Delayed fascial recovery

↓

Infection susceptibility

↓

Frozen abdomen

↓

Complex reconstruction

Assessment Domains

Regeneration States

Output

Wound-Regeneration Prediction Score (WRPS)

Infection Prediction Score (IPS-OA)

Domain 3

Fascial Preservation Intelligence

SCF-DBI Enhancement

Preservation of fascia is the most important determinant of eventual closure success.

Assessment Domains

Output

Fascial Preservation Score (FPS)

Domain 4

Visceral Edema Resolution Mapping

SCF-DBI Enhancement

Visceral edema is often the principal barrier to closure.

Assessment Domains

Output

Edema Resolution Index (ERI)

Domain 5

Abdominal Barrier Integrity Surveillance

SCF-DBI Enhancement

The open abdomen exposes critical barrier systems to risk.

Assessment Domains

Output

Barrier Integrity Preservation Score (BIPS-OA)

Domain 6

Organ Recovery and Perfusion Monitoring

SCF-DBI Enhancement

Abdominal closure should not occur until organ recovery pathways are active.

Organ Domains

Output

Organ Recovery Activation Score (ORAS)

Domain 7

Definitive Closure Readiness Intelligence

SCF-DBI Enhancement

The goal of OAM is eventual safe closure.

Assessment Domains

Closure States

Output

Definitive Closure Readiness Score (DCRS)

RHENOVA Integration

R1 — Survival Preservation

Prevent:

• Abdominal compartment syndrome
• Organ ischemia
• Progressive physiologic collapse

Output:

Abdominal Rescue Status

R2 — Recovery Optimization

Support:

• Edema resolution
• Source control
• Organ recovery

Output:

Recovery Readiness Score

R3 — Regenerative Preservation

Protect:

• Fascia
• Peritoneum
• Microvascular wound architecture

Output:

Abdominal Regeneration Profile

R4 — Functional Restoration

Achieve:

• Fascial closure
• Barrier restoration
• Structural continuity

Output:

Abdominal Restoration Matrix

R5 — Long-Term Resilience

Prevent:

• Frozen abdomen
• Ventral hernia
• Entero-atmospheric fistula
• Chronic wound failure

Output:

Abdominal Resilience Profile

SCF-DBI Open Abdomen Management Workflow

Step 1

Identify abdominal recovery ecosystem instability.

Output

Abdominal Recovery Severity Score

Step 2

Establish temporary abdominal closure strategy.

Output

Recovery Ecosystem Preservation Confirmation

Step 3

Activate Wound-Regeneration and Infection Prediction Engine.

Output

Wound-Regeneration Prediction Score

Infection Prediction Score

Step 4

Assess fascial preservation.

Output

Fascial Preservation Score

Step 5

Monitor visceral edema resolution.

Output

Edema Resolution Index

Step 6

Evaluate barrier integrity preservation.

Output

Barrier Integrity Preservation Score

Step 7

Assess organ recovery activation.

Output

Organ Recovery Activation Score

Step 8

Determine definitive closure readiness.

Output

Definitive Closure Readiness Score

Glossary

SCF Principle Alignment

INDEX

SCF-SURG-OPEN-ABDOMEN-MANAGEMENT-0001

SCF-DBI-ABDOMINAL-RECOVERY-ECOSYSTEM-FAILURE-SYNDROME-0001

SCF-DBI-WOUND-REGENERATION-AND-INFECTION-PREDICTION-ENGINE-0001

SCF-DBI-WOUND-REGENERATION-PREDICTION-SCORE-0001

SCF-DBI-INFECTION-PREDICTION-SCORE-OA-0001

SCF-DBI-FASCIAL-PRESERVATION-SCORE-0001

SCF-DBI-EDEMA-RESOLUTION-INDEX-0001

SCF-DBI-DEFINITIVE-CLOSURE-READINESS-SCORE-0001

SCF-OPEN-ABDOMEN-RECOVERY-WORKFLOW-0050

SCF-OPEN-ABDOMEN-MANAGEMENT-MASTER-0001