Ultrasound-Assisted Paravertebral Block v. Traditional Paravertebral Block For Pain Control
Comparison Of Ultrasound-Assisted Paravertebral Block And Traditional Paravertebral Block For Pain Control After Thoracic Surgery, A Prospective Randomized Trial
Przegląd badań
Status
Status
Warunki
Warunki
Interwencja / Leczenie
Interwencja / Leczenie
Szczegółowy opis
Typ studiów
Typ studiów
Zapisy (Rzeczywisty)
Zapisy
Faza
Faza
- Nie dotyczy
Kontakty i lokalizacje
Lokalizacje studiów
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Pennsylvania
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Pittsburgh, Pennsylvania, Stany Zjednoczone, 15237
- UPMC Passavant
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Pittsburgh, Pennsylvania, Stany Zjednoczone, 15232
- UPMC Presbyterian Shadyside
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Kryteria uczestnictwa
Kryteria kwalifikacji
Kryteria kwalifikacji
Wiek uprawniający do nauki
Akceptuje zdrowych ochotników
Płeć kwalifikująca się do nauki
Opis
Inclusion Criteria:
- 1. American Society of Anesthesiologists (ASA) I-III subjects
- 2. Ages 18-75 years
- 3. BMI < 40
- 4. Scheduled for elective thoracic surgery at University of Pittsburgh Medical Center (UPMC) Passavant and Shadyside Hospitals in Pittsburgh, Pennsylvania
- 5. Patients willing and able to provide informed consent
Exclusion Criteria:
- 1) Age younger than 18 years or older than 75 years
- (2) Any contraindication to the placement of unilateral thoracic paravertebral catheter, including local infection, hypocoagulable state.
- (3) American Society of Anesthesiologists physical status IV or greater
- (4) chronic painful conditions
- (5) preoperative opioid use
- (6) coagulation abnormalities or patients who are expected to be on therapeutic anticoagulants postoperatively
- (7) allergy to lidocaine, ropivacaine or bupivacaine
- (8) personal or family history of malignant hyperthermia
- (9) serum creatinine greater than 1.4 g/dl
- (10) pregnancy or lactating.The pregnancy status will be determined by history and prior pregnancy testing when appropriate
- (11) having an altered mental status (not oriented to place, person, or time) or emergency surgery
- (12) comorbid conditions such as sepsis, unstable angina, congestive heart failure, moderate to severe valvular heart disease, severe chronic obstructive pulmonary disease (COPD)
- (13) patient's inability to provide adequate informed consent
- (14) patient refusal to nerve blocks and/or participation in the study
- (15) respiratory support via ventilator post
- (16) non English speaking
- (17) allergy to contrast of iodine
- (18) emergency surgery or any other non-elective procedure
- (19) unstable vertebral and transverse process fractures
Plan studiów
Jak projektuje się badanie?
Szczegóły projektu
- Główny cel: Leczenie
- Przydział: Randomizowane
- Model interwencyjny: Przydział równoległy
- Maskowanie: Potroić
Liczba ramion
Broń i interwencje
Grupa uczestników / ArmGrupa uczestników / Arm |
Interwencja / LeczenieInterwencja / Leczenie |
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Aktywny komparator: Traditional approach paravertebral nerve block
After final needle placement, a hanging drop technique will be used to rule out intrapleural placement while the patient inhales and exhales deeply.
After correct needle placement, 10 mL of 0.5% Ropivacaine will be injected incrementally through each needle after negative aspiration, followed by insertion of the nerve block catheter to a depth 5 cm beyond the tip of the needle.
An additional 10 mL of 0.5% Ropivacaine will then be injected in 5 mL increments with negative aspiration in between, through the catheter yielding a total activation dose of 20 ml of 0.5% Ropivacaine.
The catheter will be secured with Steri-strips and a transparent occlusive dressing.
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Eksperymentalny: Ultrasound assisted paravertebral nerve block
The 22 gauge catheter will be threaded through the needle and placed at previously found distance to paravertebral space on obtained ultrasound image.
An additional 10 ml of 0.5% Ropivacaine will be administered through the catheter yielding a total activation dose of 20 ml of 0.5% Ropivacaine.
The catheter will be secured with Steri-strips and a transparent occlusive dressing.
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Co mierzy badanie?
Podstawowe miary wyniku
Podstawowe miary wyniku
Miara wyniku |
Opis środka |
Ramy czasowe |
|---|---|---|
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Opioid Consumption at 24 Hours Postoperatively
Ramy czasowe: 24 hours after patient-controlled analgesia (PCA) was initiated
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Hydromorphone (Dilaudid) consumption or opiate equivalent at 24-hour interval post PCA initiation at the post-anesthesia care unit (PACU).
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24 hours after patient-controlled analgesia (PCA) was initiated
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Miary wyników drugorzędnych
Miary wyników drugorzędnych
Miara wyniku |
Opis środka |
Ramy czasowe |
|---|---|---|
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Sensory Level
Ramy czasowe: 6 assessments starting 5 minutes after nerve block and ending 30 minutes after nerve block.
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Sensory level as assessed by temperature and pin prick test assessed every 5 min for 30 min after nerve block as defined as the patient returning to their bed.
Data below are in number of patients who didn't have any change during the ice and pin prik test.
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6 assessments starting 5 minutes after nerve block and ending 30 minutes after nerve block.
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Pain 11-point Numerical Rating Scale (NRS)at Rest and With Deep Breathing
Ramy czasowe: 24 hours post PCA initiation
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The pain level assessed using an 11-point numerical rating scale (NRS) with 0 indicating no pain and 10 indicating the worst pain possible with deep breathing and rest at 24 hours post PCA initiation.
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24 hours post PCA initiation
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Number of Local Anesthetic Boluses Requested by PCA
Ramy czasowe: 24 hours postoperatively
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The number of local anesthetic boluses over 24- hour period post PCA initiation will also be recorded.
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24 hours postoperatively
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Total Local Anesthetic Infusions Over 24- Hour Period
Ramy czasowe: 24 hours postoperatively
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The total local anesthetic infusions over 24- hour period.
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24 hours postoperatively
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Inspired Oxygen Concentration and Blood Oxygen Saturation (SpO2)
Ramy czasowe: Pre-operatively and at 24 hour post-operative
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Inspired oxygen concentration and SpO2 preoperatively and at 24 - hour interval.
Value reported is an average of the preoperative and the 24-hour postoperative SpO2 measurements.
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Pre-operatively and at 24 hour post-operative
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Incentive Spirometry
Ramy czasowe: Preoperatively and Postoperatively
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Inspiratory Volume as measured by incentive spirometer preoperatively and at 24 hours post PCA initiation.
The data is reported as a percentage in change from per-surgery measurements (post-surgery/pre-surgery).
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Preoperatively and Postoperatively
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Respiratory Rate
Ramy czasowe: 24 hours postoperatively
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Respiratory rate (RR) per minute after surgery.
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24 hours postoperatively
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Forced Vital Capacity (FVC)
Ramy czasowe: Preoperatively and postoperatively
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Forced vital capacity (FVC) measured preoperatively and at 24 - hour interval.
Then values were analyzed as percentage in change from per-surgery measurement (post-surgery/pre-surgery).
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Preoperatively and postoperatively
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Forced Expiratory Volume in 1 Sec (FEV1)
Ramy czasowe: Preoperatively and postoperatively
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Forced expiratory volume in 1 sec (FEV1) preoperatively and at 24 - hour interval.
Then the values were analyzed as percentage in change from per-surgery measurement (post-surgery/pre-surgery).
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Preoperatively and postoperatively
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Peak Expiratory Flow Rate(PEF)
Ramy czasowe: Preoperatively and postoperatively
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Peak expiratory flow rate preoperatively (PEF) and at 24 - hour interval.
Then values were analyzed as percentage in change from per-surgery measurement (post-surgery/pre-surgery).
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Preoperatively and postoperatively
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Total Number of Local Anesthetic Boluses in 24 Hours
Ramy czasowe: postoperatively, up to 24 hours
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Total Number of Local Anesthetic bolus doses given within the 24-hours post-operatively.
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postoperatively, up to 24 hours
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Współpracownicy i badacze
Sponsor
Sponsor
Publikacje i pomocne linki
Publikacje ogólne
- Pusch F, Freitag H, Weinstabl C, Obwegeser R, Huber E, Wildling E. Single-injection paravertebral block compared to general anaesthesia in breast surgery. Acta Anaesthesiol Scand. 1999 Aug;43(7):770-4. doi: 10.1034/j.1399-6576.1999.430714.x.
- Terheggen MA, Wille F, Borel Rinkes IH, Ionescu TI, Knape JT. Paravertebral blockade for minor breast surgery. Anesth Analg. 2002 Feb;94(2):355-9, table of contents. doi: 10.1097/00000539-200202000-00023.
- Lonnqvist PA, MacKenzie J, Soni AK, Conacher ID. Paravertebral blockade. Failure rate and complications. Anaesthesia. 1995 Sep;50(9):813-5. doi: 10.1111/j.1365-2044.1995.tb06148.x.
- Klein SM, Bergh A, Steele SM, Georgiade GS, Greengrass RA. Thoracic paravertebral block for breast surgery. Anesth Analg. 2000 Jun;90(6):1402-5. doi: 10.1097/00000539-200006000-00026.
- Richardson J, Vowden P, Sabanathan S. Bilateral paravertebral analgesia for major abdominal vascular surgery: a preliminary report. Anaesthesia. 1995 Nov;50(11):995-8. doi: 10.1111/j.1365-2044.1995.tb05939.x.
- Richardson J, Sabanathan S, Jones J, Shah RD, Cheema S, Mearns AJ. A prospective, randomized comparison of preoperative and continuous balanced epidural or paravertebral bupivacaine on post-thoracotomy pain, pulmonary function and stress responses. Br J Anaesth. 1999 Sep;83(3):387-92. doi: 10.1093/bja/83.3.387.
- Luyet C, Eichenberger U, Greif R, Vogt A, Szucs Farkas Z, Moriggl B. Ultrasound-guided paravertebral puncture and placement of catheters in human cadavers: an imaging study. Br J Anaesth. 2009 Apr;102(4):534-9. doi: 10.1093/bja/aep015. Epub 2009 Feb 24.
- Perttunen K, Nilsson E, Heinonen J, Hirvisalo EL, Salo JA, Kalso E. Extradural, paravertebral and intercostal nerve blocks for post-thoracotomy pain. Br J Anaesth. 1995 Nov;75(5):541-7. doi: 10.1093/bja/75.5.541.
- Evans PJ, Lloyd JW, Wood GJ. Accidental intrathecal injection of bupivacaine and dextran. Anaesthesia. 1981 Jul;36(7):685-7. doi: 10.1111/j.1365-2044.1981.tb08781.x.
- Chan VWS, Perlas A, Rawson R, Odukoya O. Ultrasound-guided supraclavicular brachial plexus block. Anesth Analg. 2003 Nov;97(5):1514-1517. doi: 10.1213/01.ANE.0000062519.61520.14.
- Marhofer P, Sitzwohl C, Greher M, Kapral S. Ultrasound guidance for infraclavicular brachial plexus anaesthesia in children. Anaesthesia. 2004 Jul;59(7):642-6. doi: 10.1111/j.1365-2044.2004.03669.x.
- Weltz CR, Greengrass RA, Lyerly HK. Ambulatory surgical management of breast carcinoma using paravertebral block. Ann Surg. 1995 Jul;222(1):19-26. doi: 10.1097/00000658-199507000-00004.
- Vogt A, Stieger DS, Theurillat C, Curatolo M. Single-injection thoracic paravertebral block for postoperative pain treatment after thoracoscopic surgery. Br J Anaesth. 2005 Dec;95(6):816-21. doi: 10.1093/bja/aei250. Epub 2005 Sep 30.
- Matthews PJ, Govenden V. Comparison of continuous paravertebral and extradural infusions of bupivacaine for pain relief after thoracotomy. Br J Anaesth. 1989 Feb;62(2):204-5. doi: 10.1093/bja/62.2.204.
- Ganapathy S, Murkin JM, Boyd DW, Dobkowski W, Morgan J. Continuous percutaneous paravertebral block for minimally invasive cardiac surgery. J Cardiothorac Vasc Anesth. 1999 Oct;13(5):594-6. doi: 10.1016/s1053-0770(99)90015-0. No abstract available.
- Kirvela O, Antila H. Thoracic paravertebral block in chronic postoperative pain. Reg Anesth. 1992 Nov-Dec;17(6):348-50.
- Karmakar MK, Chui PT, Joynt GM, Ho AM. Thoracic paravertebral block for management of pain associated with multiple fractured ribs in patients with concomitant lumbar spinal trauma. Reg Anesth Pain Med. 2001 Mar-Apr;26(2):169-73. doi: 10.1053/rapm.2001.21086.
- Chelly JE. Peripheral Nerve Blocks: A Color Atlas. 2009. Third Edition. Lippincott Williams and Wilkins.
Daty zapisu na studia
Główne daty studiów
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Daty rejestracji na studia
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Terminy związane z tym badaniem
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Dodatkowe istotne warunki MeSH
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- PRO09090367
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