Comparison between color doppler ultrasound-guided and conventionally ultrasound-guided nerve catheter placement at the interscalene brachial plexus for major shoulder surgeries regarding perioperative pain, mobilization, procedural times, and peri-procedural complications.

Comparison between color doppler ultrasound-guided and conventionally ultrasound-guided nerve catheter placement at the interscalene brachial plexus for major shoulder surgeries regarding perioperative pain, mobilization, procedural times, and peri-procedural complications. - ISK Doppler vs. konv

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00033606

Enrollment

Registered

2024-03-13

Start date

2024-09-01

Completion date

Unknown

Last updated

2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Intra- and postoperative pain following major shoulder surgeries

Interventions

Group 1: Peripheral regional anesthesia using color doppler ultrasound position control during interscalene catheter placement (ISC) Group 2: Peripheral regional anesthesia using conventionally ultras

Eligibility

Sex/Gender

All

Age

18 Years to 99 Years

Inclusion criteria

Inclusion criteria: -Major elective shoulder surgery -Consent for the establishment of a regional anesthesia procedure -Consent to participate in this study after comprehensive information provided by a study physician

Exclusion criteria

Exclusion criteria: - Age 6 months)

Design outcomes

Primary

Measure	Time frame
Pain (Numerical Rating Scale, NRS) during the first 24 postoperative hours, Day 0	—

Secondary

Measure	Time frame
Perioperative pain (Numerical Rating Scale, NRS): • on Day -1 (mobilization/rest, maximum pain) • on Day 0 (arrival/discharge from recovery room, maximum pain) • on Day 1 (mobilization/rest, maximum pain) • on Day 2 (mobilization/rest, maximum pain) • on Day 3 (mobilization/rest, maximum pain) • Perioperative process times • Duration of regional anesthesia (RA) procedures • Time for anesthesia induction • Incision-to-suture time • Duration of anesthesia • Perioperative vital parameters • Heart rate • Oxygen saturation (SpO2) • Blood pressure • Postoperative analgesic requirements • Oral analgesics • Intravenous analgesics • Local anesthetic infusion rate and bolus administrations, as well as declined bolus administrations through the nerve catheter • Other postoperative medications • Postoperative RA complications • Method failure (no anesthesia in the target area) • Dislocation of the nerve catheter • Obstruction of the nerve catheter • Local anesthetic leakage at the puncture site • Infection at the puncture site • Postoperative bleeding in the puncture site area • Dyspnea • Horner's syndrome (ptosis, miosis, anhidrosis), paresis of the phrenic nerve (breathing mechanics), or recurrent laryngeal nerve (hoarseness)	—

Measure

Time frame

Perioperative pain (Numerical Rating Scale, NRS): • on Day -1 (mobilization/rest, maximum pain) • on Day 0 (arrival/discharge from recovery room, maximum pain) • on Day 1 (mobilization/rest, maximum pain) • on Day 2 (mobilization/rest, maximum pain) • on Day 3 (mobilization/rest, maximum pain) • Perioperative process times • Duration of regional anesthesia (RA) procedures • Time for anesthesia induction • Incision-to-suture time • Duration of anesthesia • Perioperative vital parameters • Heart rate • Oxygen saturation (SpO2) • Blood pressure • Postoperative analgesic requirements • Oral analgesics • Intravenous analgesics • Local anesthetic infusion rate and bolus administrations, as well as declined bolus administrations through the nerve catheter • Other postoperative medications • Postoperative RA complications • Method failure (no anesthesia in the target area) • Dislocation of the nerve catheter • Obstruction of the nerve catheter • Local anesthetic leakage at the puncture site • Infection at the puncture site • Postoperative bleeding in the puncture site area • Dyspnea • Horner's syndrome (ptosis, miosis, anhidrosis), paresis of the phrenic nerve (breathing mechanics), or recurrent laryngeal nerve (hoarseness)

—

Countries

Germany

Contacts

Public ContactBenedikt Büttner

Universitätsmedizin Göttingen

benedikt.buettner@med.uni-goettingen.de+49551 3967766

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Jun 11, 2026