Influence of age on the minimum doses of bupivacaine for motor block after intrathecal bupivacaine

Status

Active, not recruiting

Phases

Phase 4

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR-TNRC-11001383

Enrollment

Unknown

Registered

2011-06-08

Start date

2010-05-01

Completion date

Unknown

Last updated

2017-04-18

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

Conditions

motor block

Interventions

group 1:aged 70-85 yrs

group 2:aged 18-40 yrs

Eligibility

Sex/Gender

All

Age

18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. ASA physical statu I~; 2. Able and willing to provide signed informed consent; 3. patients aged 18~40 years or 70~85 years, scheduled for elective surgery of inferior abdomen or limb operation.

Exclusion criteria

Exclusion criteria: 1. Obese patients(body mass index >30); 2. Difficulty puncture of lumbar spinal anesthesia; 3. abnormality of lumbar vertebra or coagulation

Design outcomes

Primary

Measure	Time frame
Bromage scale;	—

Secondary

Measure	Time frame
heart rate;blood pressure;	—

Countries

China

Contacts

Public ContactMingquan Chen

cmq2003@hotmail.com+86 15872537062

Outcome results

None listed

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