Deep and slow breathing in postsurgical abdominal pain management: an explorative study

Completed

Conditions: Pijn na buik chirurgie
(abdominal) pain after surgery
Postsurgical (abdominal) pain

Registration Number: NL-OMON43878

Lead Sponsor: Radboud Universitair Medisch Centrum

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Completed

Sex: Not specified

Target Recruitment: 40

Inclusion Criteria

1.Patient is at least 18 years old on the day the informed consent form will be signed.
2.Patient is undergoing elective major abdominal surgery.
3.The surgical procedure has an estimated duration of at least 90 minutes, excluding the time to induce anesthesia.
4.Patient scores I to III in the American Society of Anesthesiologists physical status classification system (ASA I-III).
5.Patient is willing and able to comply with the trial protocol.
6.Patient is able to speak, read and understand the local language of the investigational site, is familiar with the procedures of the study, and agrees to participate in the study program by giving oral and written informed consent.

Exclusion Criteria

1. Severe chronic obstructive or another pulmonary disease that impairs patient from practicing deep and slow breathing
2.Patient has (a history of) a (chronic) pain syndrome that interferes with the interpretation of QST results.
3.Patient has (a history of) Raynaud syndrome or fenomenon, or a medical disorder that interferes with the study measurements or may pose a risk for the patient.
4.Patient does not feel a pinprick test to the lower extremities, due to affected sensory input (e.g. neuropathy as a result of diabetes mellitus).
5.Female patient is pregnant during the course of the study.
6.Patient is allergic to white plasters.
7. Any condition that disables the patient to make an independent transfer from bed to chair, e.g. being wheelchair bound.

Study & Design

Study Type: Observational invasive

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>The primary study outcome is the Visual Analogue Scale pain score (VAS) during<br /><br>mobilization on the third postoperative day.</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>Other parameters are: VAS during mobilization on the fourth postoperative day<br /><br>before intervention, VAS pain scores in rest before and after intervention,<br /><br>quantitative sensory testing and conditioned pain modulation parameters,<br /><br>cytokine and cortisol response and outcomes of pain-related psychological<br /><br>questionnaires (PCS, PASS and STAI). Adverse events and feasibility (MTSQ).</p><br>