Liposomal Bupivacaine vs Standard Bupivacaine for Post-Rhinoplasty Analgesia
2026年8月17日 更新者：Washington University School of Medicine
Liposomal Bupivacaine vs Standard Bupivacaine for Post-Rhinoplasty Analgesia: A Randomized Clinical Trial
The purpose of this study is to find out which pain medication is more effective in reducing pain after nose surgery (rhinoplasty).
The investigators are looking to find the best treatment to reduce discomfort and improve the healing process for patients having nose surgery.
調査の概要
詳細な説明
The investigators are comparing two types of pain relief medications: Liposomal Bupivacaine and Standard Bupivacaine.
Participants who are undergoing rhinoplasty will be randomly assigned to receive either Liposomal Bupivacaine or Standard Bupivacaine during their surgery.
Both medications are given as nerve blocks, which means they are injected near nerves to block pain signals. After the surgery, participants will be asked to rate their pain levels over several days.
The investigators will also monitor any side effects and how quickly participants recover from the surgery.
研究の種類
介入
入学 (推定)
45
段階
- フェーズ2
連絡先と場所
このセクションには、調査を実施する担当者の連絡先の詳細と、この調査が実施されている場所に関する情報が記載されています。
研究連絡先
- 名前：Matthew Wu, MD
- 電話番号：314-362-0524
- メール：mjwu@wustl.edu
研究連絡先のバックアップ
- 名前：Sara Kukuljan, BS, RN
- 電話番号：314-362-7563
- メール：kukuljas@wustl.edu
研究場所
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Missouri
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St Louis、Missouri、アメリカ、63110
- 募集
- Washington University
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コンタクト：
- Sara Kukuljan, BS, RN
- 電話番号：314-362-7563
- メール：kukuljas@wustl.edu
-
-
参加基準
研究者は、適格基準と呼ばれる特定の説明に適合する人を探します。これらの基準のいくつかの例は、人の一般的な健康状態または以前の治療です。
適格基準
就学可能な年齢
- 大人
- 高齢者
健康ボランティアの受け入れ
いいえ
説明
Inclusion Criteria:
- Adult patients (≥18 years) undergoing open rhinoplasty of any indication or complexity (e.g., primary, revision, functional, or cosmetic), including autologous grafting of any type (e.g., septal or costal cartilage) or cadaveric grafting.
Exclusion Criteria:
- Chronic pain condition requiring ongoing or scheduled analgesic therapy, or any diagnosis associated with chronic pain (e.g., fibromyalgia, chronic headache/migraine, neuropathic pain, complex regional pain syndrome), long-term opioid use (≥3 months, any agent), allergy or contraindication to local anesthetics, acetaminophen, ibuprofen / NSAIDs, tramadol, ketamine, Medrol (methylprednisolone) dose pack
- Concurrent non-nasal surgery planned
研究計画
このセクションでは、研究がどのように設計され、研究が何を測定しているかなど、研究計画の詳細を提供します。
研究はどのように設計されていますか？
デザインの詳細
- 主な目的：処理
- 割り当て：ランダム化
- 介入モデル：並列代入
- マスキング：独身
武器と介入
参加者グループ / アーム |
介入・治療 |
|---|---|
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実験的：Liposomal Bupivacaine
Participants randomized to the experimental arm will receive bilateral supraorbital and infraorbital nerve blocks using liposomal bupivacaine at the end of surgery.
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Volume: 1.5 mL of 0.75% bupivacaine hydrochloride and 2.5 mL of liposomal bupivacaine
他の名前：
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アクティブコンパレータ：Standard Bupivacaine
The control arm will receive standard bupivacaine nerve blocks using the same injection sites and volumes appropriate for safe regional anesthesia
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Volume: 4 mL of 0.75% bupivacaine hydrochloride
他の名前：
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この研究は何を測定していますか？
主要な結果の測定
結果測定 |
メジャーの説明 |
時間枠 |
|---|---|---|
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Cumulative opioid consumption
時間枠：First 72 hours postoperatively
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Cumulative opioid consumption in the first 72 post-operative hours expressed in morphine milligram equivalents (MME).
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First 72 hours postoperatively
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二次結果の測定
結果測定 |
メジャーの説明 |
時間枠 |
|---|---|---|
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Vomiting
時間枠：Postoperative day 0 through postoperative day 7
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Incidence of vomiting, an opioid-related symptom assessed via daily postoperative patient self-report surveys.
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Postoperative day 0 through postoperative day 7
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Constipation
時間枠：Postoperative day 0 through postoperative day 7
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Incidence of constipation, an opioid-related symptom assessed via daily postoperative patient self-report surveys.
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Postoperative day 0 through postoperative day 7
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Rash
時間枠：Postoperative day 0 through postoperative day 7
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Incidence of rash, an opioid-related symptom assessed via daily postoperative patient self-report surveys.
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Postoperative day 0 through postoperative day 7
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Adherence to ERAS Multimodal Analgesic Regimen
時間枠：Postoperative day 0 through postoperative day 7
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Patient adherence to the Enhanced Recovery After Surgery (ERAS) multimodal analgesic regimen, assessed using daily postoperative surveys, calculated as total number of pills taken / total number of pills prescribed x 100, with adherence defined as ≥80%.
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Postoperative day 0 through postoperative day 7
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Block site safety
時間枠：Preoperative baseline and one month postoperatively
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Proportion of participants with ≥1 new-onset injection-site or sensory adverse event, assessed by a 10-item binary patient-reported questionnaire at the supraorbital and infraorbital block sites.
New-onset defined as negative at baseline and positive at follow-up.
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Preoperative baseline and one month postoperatively
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Adverse Events
時間枠：Postoperative day 0 through one month postoperatively
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Capturing any adverse events classified according to prespecified criteria described in the protocol.
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Postoperative day 0 through one month postoperatively
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Modified Brief Pain Inventory - Pain Outcomes
時間枠：Postoperative day 0 through postoperative day 7
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Patient-reported pain intensity and pain interference measured using the Modified Brief Pain Inventory (mBPI).
Pain intensity is assessed with 3 items (average, current, and worst pain over the last 24 hours) and pain interference with 3 items (general activity, mood, and sleep).
Each item is rated on a 0 to 10 numeric rating scale (0 = no pain / does not interfere; 10 = worst pain imaginable / completely interferes).
Higher scores indicate a worse outcome.
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Postoperative day 0 through postoperative day 7
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Modified Brief Pain Inventory - Pain relief from analgesic medication
時間枠：Postoperative day 0 through postoperative day 7
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Patient-reported relief from pain medication, measured using the corresponding item of the Modified Brief Pain Inventory (mBPI).
The item is rated on a 0 to 10 numeric rating scale (0 = no relief; 10 = complete relief).
Higher scores indicate a better outcome (greater pain relief).
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Postoperative day 0 through postoperative day 7
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Nausea
時間枠：Postoperative day 0 through postoperative day 7
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Incidence of nausea, an opioid-related symptom, defined as the percentage of participants reporting any nausea on daily postoperative self-report surveys.
Nausea is captured on a 0 to 10 rating and dichotomized as present (score ≥ 1) or absent (score 0) for this outcome.
Reported as the percentage of participants (0% to 100%); a higher percentage indicates a worse outcome.
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Postoperative day 0 through postoperative day 7
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Standardized Cosmesis and Health Nasal Outcomes Survey - Obstruction
時間枠：Preoperative baseline and one month postoperatively
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Patient-reported nasal obstruction measured using the obstruction domain of the Standardized Cosmesis and Health Nasal Outcomes Survey (SCHNOS-O).
The obstruction domain score is normalized to a 0 to 100 scale, where higher scores indicate a worse outcome (greater nasal obstruction).
Scores obtained preoperatively and at one month postoperatively will be compared to assess short-term postoperative changes.
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Preoperative baseline and one month postoperatively
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Standardized Cosmesis and Health Nasal Outcomes Survey - Cosmesis
時間枠：Preoperative baseline and one month postoperatively
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Patient-reported cosmesis measured using the cosmesis domain of the Standardized Cosmesis and Health Nasal Outcomes Survey (SCHNOS-C).
The cosmesis domain score is normalized to a 0 to 100 scale, where higher scores indicate a worse outcome (greater dissatisfaction with nasal appearance).
Scores obtained preoperatively and at one month postoperatively will be compared to assess short-term postoperative changes.
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Preoperative baseline and one month postoperatively
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協力者と研究者
ここでは、この調査に関係する人々や組織を見つけることができます。
捜査官
- 主任研究者：Matthew Wu, MD、Washington University School of Medicine
出版物と役立つリンク
研究に関する情報を入力する責任者は、自発的にこれらの出版物を提供します。これらは、研究に関連するあらゆるものに関するものである可能性があります。
一般刊行物
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研究記録日
これらの日付は、ClinicalTrials.gov への研究記録と要約結果の提出の進捗状況を追跡します。研究記録と報告された結果は、国立医学図書館 (NLM) によって審査され、公開 Web サイトに掲載される前に、特定の品質管理基準を満たしていることが確認されます。
主要日程の研究
研究開始 (実際)
2026年8月1日
一次修了 (推定)
2027年6月1日
研究の完了 (推定)
2027年7月1日
試験登録日
最初に提出
2026年6月30日
QC基準を満たした最初の提出物
2026年6月30日
最初の投稿 (実際)
2026年7月8日
学習記録の更新
投稿された最後の更新 (実際)
2026年8月18日
QC基準を満たした最後の更新が送信されました
2026年8月17日
最終確認日
2026年8月1日
詳しくは
この情報は、Web サイト clinicaltrials.gov から変更なしで直接取得したものです。研究の詳細を変更、削除、または更新するリクエストがある場合は、register@clinicaltrials.gov。 までご連絡ください。 clinicaltrials.gov に変更が加えられるとすぐに、ウェブサイトでも自動的に更新されます。