Recruitment

Recruitment Status
Completed
Estimated Enrollment
120

Inclusion Criteria

Patients scheduled for regular abdominal surgery under general anesthesia
American Society of Anesthesiologists (ASA) physical status I~II
Adult (20~65y/o)
Patients scheduled for regular abdominal surgery under general anesthesia
American Society of Anesthesiologists (ASA) physical status I~II
Adult (20~65y/o)

Exclusion Criteria

Bleeding tendency
ASA physical status ≥ 3
Morphine tolerance
...
Bleeding tendency
ASA physical status ≥ 3
Morphine tolerance
Drug abuse or addiction
Allergy to morphine or local anesthetics

Summary

Conditions
Postoperative Pain
Type
Interventional
Design
  • Allocation: Randomized
  • Intervention Model: Parallel Assignment
  • Masking: Triple (Participant, Care Provider, Outcomes Assessor)
  • Primary Purpose: Supportive Care

Participation Requirements

Age
Between 20 years and 65 years
Gender
Both males and females

Inclusion Criteria

Patients scheduled for regular abdominal surgery under general anesthesia
American Society of Anesthesiologists (ASA) physical status I~II
Adult (20~65y/o)
Patients scheduled for regular abdominal surgery under general anesthesia
American Society of Anesthesiologists (ASA) physical status I~II
Adult (20~65y/o)

Exclusion Criteria

Bleeding tendency
ASA physical status ≥ 3
Morphine tolerance
...
Bleeding tendency
ASA physical status ≥ 3
Morphine tolerance
Drug abuse or addiction
Allergy to morphine or local anesthetics

Tracking Information

NCT #
NCT02029755
Collaborators
Not Provided
Investigators
  • Principal Investigator: Chuen-Chau Chang, PhD Taipei Medical University
  • Chuen-Chau Chang, PhD Taipei Medical University