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Localization of small pulmonary nodules by percutaneous blind puncture after anesthesia with the puncture point determined by pre-computed-tomography three-dimensional reconstruction:a feasibility study

Localization of small pulmonary nodules by percutaneous blind puncture after anesthesia with the puncture point determined by pre-computed-tomography three-dimensional reconstruction:a feasibility study

Status
Recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1900023853
Enrollment
Unknown
Registered
2019-06-14
Start date
2019-06-17
Completion date
Unknown
Last updated
2019-06-17

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

Conditions

pulmonary malignant tumors, pulmonary benign tumors,

Interventions

Localization group:Localization by pulmonary puncture

Sponsors

Beijing Chest Hospital, Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Patients planning to undergo thoracoscopic lung surgery 2. On thin-slice CT, the lesion is located in outer 1/3 of the lung field and meets one of the following conditions: (1) Pure ground glass nodules (2) Non-pure ground glass nodules with solid component less than 50% (3) The distance between the solid components of the lesion and the visceral pleura is more than 1 cm, including solid nodules and ground glass nodules. 3. Patients agree to participate in this study and sign informed consent

Exclusion criteria

Exclusion criteria: 1. Patients combined with pneumothorax or pleural effusion, CT guided lung puncture cannot be performed; 2. The location of lesion is obscured by rib or scapula; 3. The lesion is close to the pleura and has pleural retraction sign, which may be directly seen in the operation.

Design outcomes

Primary

MeasureTime frame
Success rate of localization;

Secondary

MeasureTime frame
Incidence rate of complications;

Countries

China

Contacts

Public ContactLiu Shuku

Beijing Chest Hospital, Capital Medical University

liushuku@aliyun.com+86 18810530854

Outcome results

None listed

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