Single and Double Operator Techniques in Ultrasound-guided Peripheral Nerve Block Learning Curve

NCT ID: NCT04487366

Last Updated: 2020-07-27

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

50 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-07-01

Study Completion Date

2020-10-01

Brief Summary

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Aim of this study is to compare learning curves of single(1- Jedi grip: Pappin and Christie/ 2- Bedforth/ 3- on lock: Gupta and Berrill) and double operator ultrasound-guided peripheric nerve block techniques on a home-made gelatin-based phantom model.

Detailed Description

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Ultrasound-guided peripheral blocks are conventionaly performed by double operators. One operator controls both the ultrasound probe and peripheric block needle. Another assistant operator aspirate or injects local anesthetic. In this technique operator do not sense resistance in the syringe. Also this technique requires a well-done communication and coordination between operators.

In order to eliminate disadvantages of this technique several single-operator grip techniques of the needle and syringe have been described(1- Jedi grip: Pappin and Christie/ 2- Bedforth/ 3- on lock: Gupta and Berrill). Single operator techniques allow the provider to perform independently.

Aim of this study is to compare learning curves of single and double operator ultrasound-guided peripheric nerve block techniques on a home-made gelatin-based phantom model.

Conditions

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Single-handed Ultrasound-guided Regional Anaesthesia Grip Single-operator Ultrasound-guided Peripheric Nerve Block Anesthesiology Training Jedi Grip

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

OTHER

Blinding Strategy

NONE

Study Groups

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Double Operator Ultrasound-Guided Regional Anesthesia

resident control block needle and ultrasound probe and asistant operator inject the solution. resident reach the target area created in the phantom model using a block needle with ultrasound guidance

Group Type ACTIVE_COMPARATOR

reaching targeted area on the phantom model

Intervention Type OTHER

resident reach the targeted area on the phantom model using ultrasoun guidance and independently or with asistance inject the solution

Jedi Grip

resident control block needle, ultrasound probe and syringe independently with jedi grip; reach the target area created in the phantom model using a block needle with ultrasound guidance; inject and aspirate the solution.

Group Type ACTIVE_COMPARATOR

reaching targeted area on the phantom model

Intervention Type OTHER

resident reach the targeted area on the phantom model using ultrasoun guidance and independently or with asistance inject the solution

On-lock grip

resident control block needle, ultrasound probe and syringe independently with on-lock grip; reach the target area created in the phantom model using a block needle with ultrasound guidance; inject the solution.

Group Type ACTIVE_COMPARATOR

reaching targeted area on the phantom model

Intervention Type OTHER

resident reach the targeted area on the phantom model using ultrasoun guidance and independently or with asistance inject the solution

Bedforth alternative grip

resident control block needle, ultrasound probe and syringe independently with bedforth's alternative grip; reach the target area created in the phantom model using a block needle with ultrasound guidance; inject the solution.

Group Type ACTIVE_COMPARATOR

reaching targeted area on the phantom model

Intervention Type OTHER

resident reach the targeted area on the phantom model using ultrasoun guidance and independently or with asistance inject the solution

Interventions

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reaching targeted area on the phantom model

resident reach the targeted area on the phantom model using ultrasoun guidance and independently or with asistance inject the solution

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

\- To be a junior resident of anesthesiology(\< 2 years )

Exclusion Criteria

* Refusal of resident
Minimum Eligible Age

24 Years

Maximum Eligible Age

40 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Ankara City Hospital Bilkent

OTHER

Sponsor Role lead

Responsible Party

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ismail aytaç

Principal Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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İsmail Aytac

Role: PRINCIPAL_INVESTIGATOR

Ankara City Hospital Anesthesiology Department

Locations

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Ankara City Hospital

Ankara, , Turkey (Türkiye)

Site Status

Countries

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Turkey (Türkiye)

References

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Pappin D, Christie I. The Jedi Grip: a novel technique for administering local anaesthetic in ultrasound-guided regional anaesthesia. Anaesthesia. 2011 Sep;66(9):845. doi: 10.1111/j.1365-2044.2011.06845.x. No abstract available.

Reference Type BACKGROUND
PMID: 21831086 (View on PubMed)

Gupta P, Berrill A. 'On lock' - a further single-operator ultrasound-guided regional anaesthesia grip. Anaesthesia. 2017 Oct;72(10):1289. doi: 10.1111/anae.14050. No abstract available.

Reference Type BACKGROUND
PMID: 28891057 (View on PubMed)

Bedforth N, Townsley P, Maybin J, Eisenberg E. Single-handed ultrasound-guided regional anaesthesia. Anaesthesia. 2011 Sep;66(9):846. doi: 10.1111/j.1365-2044.2011.06864.x. No abstract available.

Reference Type BACKGROUND
PMID: 21831088 (View on PubMed)

Miyake S. Factors influencing mental workload indexes. J UOEH. 1997 Dec 1;19(4):313-25. doi: 10.7888/juoeh.19.313.

Reference Type BACKGROUND
PMID: 9431583 (View on PubMed)

Guven Aytac B, Unal S, Aytac I. A randomized, controlled simulation study comparing single and double operator ultrasound-guided regional nerve block techniques using a gelatine-based home-made phantom. Medicine (Baltimore). 2022 Sep 2;101(35):e30368. doi: 10.1097/MD.0000000000030370.

Reference Type DERIVED
PMID: 36107586 (View on PubMed)

Other Identifiers

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E1/20-804

Identifier Type: -

Identifier Source: org_study_id

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