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Intrathecal Versus Intravenous Dexmedetomidine in Prostate Transurethral Resection

2. september 2022 opdateret af: Laila Elahwal, Tanta University

The Effect of Intrathecal Versus Intravenous Dexmedetomidine on Postoperative Analgesia in Transurethral Resection of The Prostate

This study was conducted to compare the effects of intrathecal versus intravenous dexmedetomidine administration in patients undergoing Transurethral resection of the prostate under spinal anesthesia.

Studieoversigt

Detaljeret beskrivelse

Multiple prostatic pathologies become evident in the elderly males. Of them, benign prostatic hyperplasia is one of the most prevalent issues in aging men and transurethral resection of the prostate (TURP) still represents the standard surgical treatment.

Most transurethral resection of the prostate (TURP) procedures are performed under spinal anesthesia. Spinal anesthesia has many advantages including, easy application, low cost, decreasing the risk of aspiration, decreasing intraoperative bleeding, eliminating the need for mechanical ventilation together with the decreased risk of intraoperative cardiac events or post-operative hypoxic episode.

The management of post-operative pain following spinal anesthesia using a short-acting anesthetic still constitutes a major problem for anesthesiologists and pain physicians. However, the duration and efficacy of spinal anesthesia could be improved by adjuvants.

Dexmedetomidine is an alpha 2 receptor agonist that have antinociceptive action for both visceral and somatic pain. At low doses, it has sedative and hypnotic effects without having a negative impact on respiration. Multiple studies have reported that intrathecal and intravenous administration of this drug could prolong the duration of spinal anesthesia and post-operative analgesia.

Undersøgelsestype

Interventionel

Tilmelding (Forventet)

75

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Studiesteder

    • ElGharbia
      • Tanta, ElGharbia, Egypten, 31511
        • Rekruttering
        • Surgical Intensive Care and Pain Medicine Department, Faculty of Medicine, Tanta University, Tanta, Egypt
        • Kontakt:

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

50 år til 70 år (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Han

Beskrivelse

Inclusion Criteria:

  • Cases aged between 50 and 70 years
  • Having class I or II according to the American society of anesthesiologists (ASA)

Exclusion Criteria:

  • Cases with heart block
  • Dysrhythmia
  • Contraindications for spinal anesthesia
  • Known allergy to the study medications
  • Classified as ASA class > II
  • Alpha 2 agonist or antagonist therapy.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Dobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Control group
Cases will be subjected to spinal anesthesia with hyperbaric bupivacaine 10 mg.
The cases will be subjected to spinal anesthesia with a 3 ml volume (2.5 ml of hyperbaric bupivacaine 10 mg in addition to 0.5 normal saline). 50 ml of normal saline was infused over a ten-minute period, followed by 200 ml infusion till the end of operation.
Eksperimentel: Intrathecal group
Cases will be subjected to the same anesthetic mixture as controls with adding dexmedetomidine 5 μg.
The cases will be subjected to the same anesthetic mixture as controls with adding dexmedetomidine 5 μg in the saline component. 50 ml of normal saline was infused over a ten-minute period, followed by 200 ml infusion till the end of operation.
Eksperimentel: Intravenous group
Cases will receive hyperbaric bupivacaine (10 mg), in addition to IV dexmedetomidine (1 μg/kg loading dose, followed by 0.4 μg/kg/h maintenance dose).
The intravenous group will receive 2.5 ml of hyperbaric bupivacaine (10 mg), in addition to intravenous dexmedetomidine, which will be started at 1 μg/kg loading dose diluted in 50 ml saline administered within 10 min, followed by maintenance at a 0.4 μg/kg/h dose diluted in 200 ml saline till the end of the procedure.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Time to first analgesic request
Tidsramme: 24 hours postoperatively
Time to first analgesic request will be recorded
24 hours postoperatively

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
The onset of sensory
Tidsramme: 24 hours Postoperatively
Time to reach T7 sensory block will be recorded
24 hours Postoperatively
The degree of motor block
Tidsramme: 24 hours Postoperatively
The degree of motor block will be assessed using the modified Bromage Score. Grade 0 No motor block Grade 1 Inability to raise extended leg, able to move knees and feet Grade 2 Inability to raise extended leg and move knee, able to move feet Grade 3 Complete motor block of the lower limbs.
24 hours Postoperatively
Sedation level
Tidsramme: Intraoperativley
Patients level of sedation will be assessed via Ramsay sedation score. This score is numbered from 1 to 6, based on patient responsiveness.
Intraoperativley
Total analgesic requirements
Tidsramme: 48 hours Postoperatively
Total analgesic requirements will be recorded
48 hours Postoperatively
The incidence of side effects
Tidsramme: 48 hours Postoperatively
The incidence of side effects including (bradycardia, hypotension, nausea, vomiting, and pruritis) will be recorded..
48 hours Postoperatively

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

1. september 2022

Primær færdiggørelse (Forventet)

29. april 2023

Studieafslutning (Forventet)

29. april 2023

Datoer for studieregistrering

Først indsendt

29. august 2022

Først indsendt, der opfyldte QC-kriterier

30. august 2022

Først opslået (Faktiske)

2. september 2022

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

6. september 2022

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

2. september 2022

Sidst verificeret

1. september 2022

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • 34141/9/20

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

JA

IPD-planbeskrivelse

All information will be available under a reasonable request from the corresponding author

IPD-delingstidsramme

One year after the completion of the study

IPD-deling Understøttende informationstype

  • STUDY_PROTOCOL

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

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