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RecruitingNCT06632587TIMELYUpdated Jul 23, 2025

Timing Impact of Early vs. Late Cranioplasty on Hemicraniectomy Outcomes

An interventional study of Early cranioplasty and Standard-of-care cranioplasty in Craniocerebral Trauma, Stroke and Intracranial Hemorrhages, sponsored by Thomas Jefferson University. Recruiting at 1 site in United States. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2025-07-23.

Sponsored by Thomas Jefferson University · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Started Sep 2024; still recruiting 2 years 1 month later.
Phase
Not applicable
Study type
Interventional
Enrollment
44
Allocation
Randomized
Ages
18 Years and older
Sex
All
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Study summary

This prospective, randomized study aims to comprehensively evaluate the impact of cranioplasty timing on postoperative complications and long-term functional outcomes following decompressive hemicraniectomy (DHC). The primary endpoint focuses on comparing the rates of various postoperative complications, including infection, seizures, return to the operating room, and the need for ventriculoperitoneal shunting, between patients undergoing standard of care cranioplasty (>3 months after DHC) and those receiving early cranioplasty (within 8 weeks).

Read the detailed description

This prospective, randomized study aims to comprehensively evaluate the impact of cranioplasty timing on postoperative complications and long-term functional outcomes following decompressive hemicraniectomy (DHC). The primary endpoint focuses on comparing the rates of various postoperative complications, including infection, seizures, return to the operating room, and the need for ventriculoperitoneal shunting, between patients undergoing standard of care cranioplasty (>3 months after DHC) and those receiving early cranioplasty (within 8 weeks).

The primary endpoint involves a comprehensive evaluation of long-term functional outcomes at 6 months post-injury ("injury" defined as "acute traumatic injury or source of increased intracranial pressure secondary to stroke or intracranial hemorrhage"). This assessment aims to determine whether the timing of cranioplasty influences patients' neurological recovery, cognitive function, and overall quality of life. By comparing the outcomes of patients who undergo standard of care cranioplasty with those who undergo early cranioplasty, the study seeks to provide valuable insights into the potential benefits of the latter approach.

The findings of this research hold the potential to guide clinical practice and inform decision-making for patients who have undergone DHC. By considering a range of complications and incorporating a robust statistical framework, the study contributes to a more nuanced understanding of the advantages and disadvantages associated with different cranioplasty timing strategies.

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Conditions studied

  • Craniocerebral Trauma
  • Stroke
  • Intracranial Hemorrhages

Keywords

  • Decompressive hemicraniectomy
  • cranioplasty
  • cranial trauma
  • stroke
  • intracranial hemorrhage
  • intracerebral hemorrhage
  • neurosurgery
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In context

Craniocerebral Trauma

253 studies on the registry are indexed under Craniocerebral Trauma; 45 are open to participants now.

This study's planned enrollment of 44 is below the median of 60 across 137 interventional studies indexed under Craniocerebral Trauma.

Browse Craniocerebral Trauma studies →

Lead sponsor

Thomas Jefferson University is the lead sponsor of 384 studies on the registry; 71 are open to participants now.

Of its 44 completed or terminated interventional studies of FDA-regulated products, 20 (45%) have results posted.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

  • Adults of age greater than or equal to 18 years at the time of acute traumatic injury or source of increased intracranial pressure secondary to stroke or intracranial hemorrhage necessitating decompressive hemicraniectomy (DHC)
  • Patient's cranial flap fulfills Craniectomy Contour Class A or B after 4 weeks postoperatively (doi:10.1227/ons.0000000000000689)
  • Medically optimized for general anesthesia/surgery

Exclusion criteria

Exclusion Criteria:

  • Active systemic infection in weeks 6-8 post-DHC leading up to cranioplasty (e.g. pneumonia, urinary tract infection, soft tissue infection, bacteremia)
  • Cranial infection in the post-DHC period
  • Patient deemed not appropriate for early cranioplasty by attending neurosurgeon
  • Patient mortality prior to 8 weeks post-injury ("injury" defined as "acute traumatic injury or source of increased intracranial pressure causing brain injury secondary to stroke or intracranial hemorrhage")
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Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Outcomes assessor)
Enrollment
44 participants (estimated)

Study arms

  • Active comparator
    Early cranioplasty

    Cranioplasty procedure performed prior to 8 weeks following the initial decompressive hemicraniectomy.

    Procedure: Early cranioplasty

  • Placebo comparator
    Standard-of-care cranioplasty

    Cranioplasty procedure performed after 3 months following the initial decompressive hemicraniectomy.

    Procedure: Standard-of-care cranioplasty

Interventions

  • ProcedureEarly cranioplasty

    Cranioplasty is the surgical procedure to restore the skull after a decompressive hemicraniectomy. The latter procedure is employed as a life-saving measure to relieve intracranial pressure in patients with acute cranial injuries. Early cranioplasty is defined as being performed within 8 weeks following the decompressive hemicraniectomy.

  • ProcedureStandard-of-care cranioplasty

    Cranioplasty is the surgical procedure to restore the skull after a decompressive hemicraniectomy. The latter procedure is employed as a life-saving measure to relieve intracranial pressure in patients with acute cranial injuries. Standard-of-care cranioplasty is defined as being performed after 3 months following the decompressive hemicraniectomy.

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What researchers measure

Primary outcomes

  1. Functional outcome at 6 months post-decompressive hemicraniectomy

    modified Rankin scale outcome at 6 months post-decompressive hemicraniectomy

    Time frame: 6 months post-decompressive hemicraniectomy

  2. Functional outcome at 12 months post-decompressive hemicraniectomy

    modified Rankin scale outcome at 12 months post-decompressive hemicraniectomy

    Time frame: 12 months post-decompressive hemicraniectomy

Secondary outcomes

  1. Post-cranioplasty seizure

    Post-cranioplasty seizure occurrence, diagnosed clinically or on EEG

    Time frame: 1 month post-cranioplasty

  2. Post-cranioplasty hydrocephalus

    Post-cranioplasty hydrocephalus or need for cerebrospinal fluid diversion

    Time frame: 1 month post-cranioplasty

  3. Post-cranioplasty return to operating room

    All-cause return to operating room after cranioplasty

    Time frame: 1 month post-cranioplasty

  4. Post-cranioplasty infection

    Surgical site or intracranial infection after cranioplasty

    Time frame: 12 months post-cranioplasty

  5. Post-cranioplasty disposition

    Post-cranioplasty disposition (home, acute rehab, subacute rehab, death)

    Time frame: 12 months post-cranioplasty

  6. Post-cranioplasty length of hospital stay

    Post-cranioplasty length of hospital stay

    Time frame: 12 months post-cranioplasty

  7. Readmission within 30 days post-cranioplasty

    Readmission within 30 days post-cranioplasty

    Time frame: 30 days post-cranioplasty

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Study locations

1 of 1 sites recruiting
  • Thomas Jefferson University Hospitals
    Philadelphia, Pennsylvania 19107, United States
    • Pious Patel, MD · Contact · (215) 955-7000
    Recruiting
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References and documents

Publications

  • Patel PD, Khanna O, Gooch MR, Glener SR, Mouchtouris N, Momin AA, Sioutas G, Amllay A, Barsouk A, El Naamani K, Yudkoff C, Wyler DA, Jallo JI, Tjoumakaris S, Jabbour PM, Harrop JS. Clinical Outcomes After Ultra-Early Cranioplasty Using Craniectomy Contour Classification as a Patient Selection Criterion. Oper Neurosurg. 2023 Jul 1;25(1):72-80. doi: 10.1227/ons.0000000000000689. Epub 2023 May 5. PubMed 37166197 ↗
  • Malcolm JG, Rindler RS, Chu JK, Chokshi F, Grossberg JA, Pradilla G, Ahmad FU. Early Cranioplasty is Associated with Greater Neurological Improvement: A Systematic Review and Meta-Analysis. Neurosurgery. 2018 Mar 1;82(3):278-288. doi: 10.1093/neuros/nyx182. PubMed 28419358 ↗
  • Eaton JC, Greil ME, Nistal D, Caldwell DJ, Robinson E, Aljuboori Z, Temkin N, Bonow RH, Chesnut RM. Complications associated with early cranioplasty for patients with traumatic brain injury: a 25-year single-center analysis. J Neurosurg. 2022 Jan 21;137(3):776-781. doi: 10.3171/2021.11.JNS211557. Print 2022 Sep 1. PubMed 35061995 ↗
  • Sethi A, Chee K, Kaakani A, Beauchamp K, Kang J. Ultra-Early Cranioplasty versus Conventional Cranioplasty: A Retrospective Cohort Study at an Academic Level 1 Trauma Center. Neurotrauma Rep. 2022 Aug 1;3(1):286-291. doi: 10.1089/neur.2022.0026. eCollection 2022. PubMed 36060455 ↗
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jul 23, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT06632587
Lead sponsor
Thomas Jefferson University
Responsible party
Pious Patel (Resident, Thomas Jefferson University) — Principal investigator
First posted
Oct 9, 2024
Start date
Sep 1, 2024
Primary completion
Sep 1, 2027 (estimated)
Completion
Sep 1, 2027 (estimated)
Last update
Jul 23, 2025

Study contacts

Pious Patel, MD
Contact
pious.patel@jefferson.edu
(215) 955-7000

Oversight

Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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