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Study on the characteristics of different volume diffusion of proximal wall subpleural block drugs under ultrasound guidance

Study on the characteristics of different volume diffusion of proximal wall subpleural block drugs under ultrasound guidance

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200062066
Enrollment
Unknown
Registered
2022-07-21
Start date
2022-08-01
Completion date
Unknown
Last updated
2023-04-03

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

Conditions

lung cancer

Interventions

1:Ultrasound-guided parathymic block 0.375% ropivacaine injection 10 ml
2:Ultrasound-guided proximal sub-parietal subpleural block 0.375% ropivacaine injection 10 ml
3:Subpleural block of the proximal parietal layer under ultrasound guidance of 1 cm from the transverse process 20 ml of ropivacaine injection
4:Subpleural block of the proximal parietal layer under ultrasound guidance of 1 cm transverse protrusion 30 ml of ropivacaine injection 30 ml
5:Subpleural block of the proximal parietal layer under ultrasound guidance of 1 cm from the transverse process 40 ml of ropivacaine injection
6:1 cm-2 cm from the transverse process ultrasound-guided proximal wall subpleural block 0.375% ropivacaine injection 10 ml
7:Subpleural block of the proximal parietal layer under ultrasound guidance of 1 cm-2 cm from the transverse process 20 ml of ropivacaine injection
8:Subpleural block of the proximal parietal layer under ultrasound guidance 1 cm-2 cm from the transverse process is 0 ml of ropivacaine injection
9:Subpleural block of the proximal parietal layer 40 ml from the transverse protrusion 1 cm-2 cm subpleural block under ultrasound guidance 40 ml
10:0.375% rosipercaine injection 10 ml from the proximal wall subpleural block under ultrasound guidance of 2 cm-3 cm transverse process
11:Subpleural block of the proximal wall layer 2 cm-3 cm from the transverse process 2 cm-3 cm subpleural block 20 ml
12:Subpleural block of the proximal parietal layer under ultrasound guidance of 2 cm-3 cm from the transverse process is 30 ml of ropivacaine injection
13:Subpleural block of the proximal parietal layer 40 ml from the transverse process 2 cm-3 cm ultrasound-guided 0.375% ropivacaine injection
14:Subpleural block of the proximal parietal layer under ultrasound guidance of 3 cm-4 cm from the transverse process is 0.375% of ropivacaine injection 10 ml
15:Subpleural block 0.375% ropivacaine injection 20 ml from the proximal parietal subpleural block under ultrasound guidance of 3 cm

Sponsors

The Second Affiliated Hospital of Soochow University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: Patients with radiofrequency ablation of liver tumors or lung tumors under the guidance of CT; Age = 18 years; ASA ratingS I-III.

Exclusion criteria

Exclusion criteria: Hypersensitivity to narcotic drugs; Long-term use of opioids; Infection at the site of puncture; Difficulty communicating; Iodine contrast agent allergy.

Design outcomes

Primary

MeasureTime frame
The number of segments in which the local anesthetic solution spreads to the epidural;

Secondary

MeasureTime frame
The number of segments in which the local anesthetic solution spreads to the tail side;The skin feels hypokritically flat;The number of segments in which the local anesthetic solution spreads to the tail side;Count the number of segments in which the solution covers the anterior root of the spinal nerve;Count the number of segments in which the solution covers the nerve roots;Count the number of segments of the sympathetic nerve that the solution covers;The number of segments in which the local anesthetic solution spreads to the side of the head;

Countries

China

Contacts

Public ContactJiang Zhu, Yong NI

The Second Affiliated Hospital of Soochow University

niyong2148@163.com+86 13771719242

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026