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A low injection pressure is one of the safety elements to check the correct position of the needle during regional anesthesia. Subjective assessment of pressure during manual injection of local anesthetic is most commonly used. In adults, the monitoring of the injection pressure has already been evaluated and makes it possible to objectify the pressure of the injection pressure. This is possible thanks to a device named Compuflo. No study has measured injection pressures during a regional anesthesia in children. The main objective is to control the injection pressures exercised in daily clinical practice during pediatric regional anesthesia with the Compuflo. Regional anesthesia will be proposed and explained during the anesthesia consultation. The procedure will be performed according to the habits of the anesthesiologist in charge of the patient. Only the addition of the Local Anesthetic Injection Pressure monitoring (Compuflo) to the needle changes the usual setup.
The purpose of this study is to evaluate the usual practice using Compuflo, allowing the continuous measurement of the injection pressure of the local anesthetic at the needle level. On the day of the surgery, an anesthesiologist "operator" will realize the echo-guided regional anesthesia, qualifying aloud every injection realized (site or compartment of injection, and volume injected). An "observer" anesthesiologist will note the demographic data (age and weight), then the material data (minimum stimulation intensity, type and size of needles and syringes used), and finally he will note the maximum pressure levels reached during the injections performed.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| device compuflo | Experimental |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| measure of injection pressure by compuflo | Device | injection pressure mesured by Compuflo |
|
| Measure | Description | Time Frame |
|---|---|---|
| injection pressure (injection pressure measured by Compuflo) | injection pressure measured by Compuflo | up to 24 hours (during the ALR) |
| Measure | Description | Time Frame |
|---|---|---|
| Pressure values compared to the threshold value used in adults of 15 Psi | Pressure values compared to the threshold value used in adults of 15 Psi | up to 24 hours (during the ALR) |
| Pressure values according to the different types of material used |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University Hospital of Montpellier | Montpellier | 34380 | France |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 41532315 | Derived | Hertz L, Sola C, Pico J, Scott C, Choquet O, Pirat P, Saour AC, Bringuier S, Dadure C. Objective Real-Time Peripheral Regional Anesthesia Pressure Measurement in Children Using the CompuFlo Device, a Mono-Center Observational Study. Paediatr Anaesth. 2026 Apr;36(4):412-420. doi: 10.1002/pan.70113. Epub 2026 Jan 14. | |
| 40318853 | Derived |
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Pressure values according to the different types of material used
| up to 24 hours (during the ALR) |
| Pressure values in the different infiltrated compartments | Pressure values in the different infiltrated compartments | up to 24 hours (during the ALR) |
| Pressure values according to the age of the child | Pressure values according to the age of the child | up to 24 hours (during the ALR) |
| Number and ratio of involuntary intra-neural injections | Number and ratio of involuntary intra-neural injections | up to 24 hours (during the ALR) |
| Number and ratio of secondary paresthesias | Number and ratio of secondary paresthesias | up to 24 hours (during the ALR) |
| Hertz L, Sola C, Pico J, Aros J, Scott C, Pirat P, Choquet O, Bringuier S, Dadure C. Objective real-time epidural pressure measurement using the CompuFlo(R) device, a mono-center observational study. Anaesth Crit Care Pain Med. 2025 Aug;44(4):101530. doi: 10.1016/j.accpm.2025.101530. Epub 2025 May 1. |