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🤱 Retained Placenta Complication Simulator

A simulation of retained placental parts in the uterine cavity after childbirth, which poses a risk of bleeding and infection requiring manual or instrumental removal.

Postpartum Period Complications2DModerate60 FPS
retained-placenta-simulator ↗ Open standalone

Retained Placental Fragments After Delivery

A fragment of placenta can remain adherent to the uterine wall after birth.

  • ~2%: Occurrence rate (of vaginal deliveries)
  • <30 min: Normal 3rd stage (placental delivery window)
  • Uterine: Cavity involved (wall attachment site)
  • Exam + US: Detection method (visual and ultrasound check)

How fragments stay behind

Placeholder: incomplete separation leaves fragment tissue attached to the wall.

The Thirty-Minute Delivery Time Threshold

Placenta undelivered past thirty minutes is classified as retained.

  • 30 min: Threshold (active management guideline)
  • With time: Risk rises (longer retention, more risk)
  • Continuous: Monitoring (vitals and bleeding watch)
  • Escalate: Action point (call for intervention team)

Why timing matters

Placeholder: delay past thirty minutes raises hemorrhage probability sharply.

Continued Bleeding and Infection Risk

Retained tissue blocks contraction, causing ongoing blood loss and infection.

  • Hemorrhage: Main risk (postpartum blood loss)
  • Infection: Secondary risk (endometritis from retained tissue)
  • Reduced: Uterine tone (atony from incomplete emptying)
  • Rising: Urgency (with time and blood loss)

Bleeding mechanism

Placeholder: fragment prevents full contraction, vessels stay open and bleed.

Manual or Instrumental Removal Procedure

Clinician removes retained tissue manually or with instruments under anesthesia.

  • Manual / D&C: Method (hand or curettage removal)
  • OR / bedside: Setting (depends on severity)
  • Often used: Anesthesia (for pain control)
  • Full evacuation: Goal (empty uterine cavity)

Removal technique

Placeholder: gentle sweep or curettage clears remaining placental fragments.

Ultrasound Confirmation of Complete Evacuation

Ultrasound scan confirms the uterine cavity is fully cleared.

  • Ultrasound: Confirmation tool (post-procedure imaging)
  • Empty cavity: Target (no residual tissue seen)
  • Vitals check: Follow-up (monitor bleeding trend)
  • Resolved: Outcome (complication addressed)

Confirming success

Placeholder: clean scan image confirms no fragments remain in cavity.

Placeholder: successful evacuation lowers bleeding and infection risk quickly.
⚙ Under the hood

A simulation of retained placental parts in the uterine cavity after childbirth, which poses a risk of bleeding and infection requiring manual or instrumental removal.

CanvasBiomedicine

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install

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