{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,19]],"date-time":"2026-10-19T06:04:26Z","timestamp":1792389866629,"version":"4.4.0"},"reference-count":22,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2025,6,13]],"date-time":"2025-06-13T00:00:00Z","timestamp":1749772800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2025,6,13]],"date-time":"2025-06-13T00:00:00Z","timestamp":1749772800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"funder":[{"DOI":"10.13039\/100006034","name":"University of Southern California","doi-asserted-by":"crossref","id":[{"id":"10.13039\/100006034","id-type":"DOI","asserted-by":"crossref"}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Eur J Orthop Surg Traumatol"],"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To compare autogenous bone graft volume, blood loss, transfusion rate, complications, and costs by collection using acetabular reamers at the ilium (ARI) to Reamer\u2013Irrigator\u2013Aspirator (RIA2) at the femur.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and methods<\/jats:title>\n                    <jats:p>Adults who underwent long bone or sacral nonunion repair with autogenous bone graft collection by either unilateral ARI or RIA2 from femur from November 2020 to May 2023 at two academic trauma referral centers were retrospectively identified. Outcomes included graft volume, estimated blood less (EBL), perioperative change in hematocrit (\u0394Hct) and hemoglobin (\u0394Hgb), red blood cells (pRBC) units transfused intra- or postoperatively, infection, iatrogenic fracture, pathologic fracture, venous thromboembolism, and equipment costs per procedure.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Twenty-nine patients were included, of whom 18 received ARI was and 11 received RIA2. No differences were observed between groups regarding age, sex, body mass index, substance use, or medical comorbidities. Mean graft volumes were similar: ARI 38.3\u00a0cc (range 20\u201380\u00a0cc) versus RIA2 36.4\u00a0cc (range 10\u201360\u00a0cc),\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.74). ARI was associated with lower mean EBL (408.7\u2009\u00b1\u2009210.0\u00a0cc vs. 750.0\u2009\u00b1\u2009508.0\u00a0cc,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.02), mean \u0394Hgb (2.1\u2009\u00b1\u20091.4\u00a0g\/dL vs. 4.0\u2009\u00b1\u20091.7\u00a0g\/dL, p\u2009=\u20090.007) and mean \u0394Hct (6.9\u2009\u00b1\u20094.9% vs. 11.9\u2009\u00b1\u20095.7%,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.03). No differences in the incidence of pRBC transfusions (0.28\u2009\u00b1\u20090.67 vs. 0.64\u2009\u00b1\u20091.03 units,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.32) or complications at the harvest site (5.6% vs. 0%,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20091.00) were observed. ARI durable components acquisition ($11,500 vs. $12,500) and per case sterilization and disposable ($18 vs. $3,500) costs were lower.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Unilateral autogenous bone graft collection from ilium with acetabular reamers yielded similar graft volume with less blood loss at lower cost than RIA2 collection from femur.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1007\/s00590-025-04347-9","type":"journal-article","created":{"date-parts":[[2025,6,13]],"date-time":"2025-06-13T07:22:32Z","timestamp":1749799352000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Autogenous bone graft collection by acetabular reamers at the ilium yielded comparable volume with less blood loss and lower costs compared to the Reamer\u2013Irrigator\u2013Aspirator 2 system at the femur"],"prefix":"10.1007","volume":"35","author":[{"given":"Andrew","family":"Duong","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vishal","family":"Patel","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Soroush","family":"Shabani","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vivek","family":"Satish","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michael","family":"Allen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ryan","family":"Ross","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ashley","family":"Mulakaluri","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joseph","family":"Patterson","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2025,6,13]]},"reference":[{"key":"4347_CR1","doi-asserted-by":"publisher","first-page":"203","DOI":"10.1097\/BOT.0000000000001420","volume":"33","author":"P Baldwin","year":"2019","unstructured":"Baldwin P, Li DJ, Auston DA, Mir HS, Yoon RS, Koval KJ (2019) Autograft, allograft, and bone graft substitutes: clinical evidence and indications for use in the setting of orthopaedic trauma surgery. 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AMD, VP, VS, and MA report no relevant disclosures.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}},{"value":"Investigation performed at Keck School of Medicine of the University of Southern California and comply with the current laws of the United States of America.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical approval"}}],"article-number":"243"}}