A prospective, randomized controlled study of combined nerve block for postoperative analgesia after TKA

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1900027570

Enrollment

Unknown

Registered

2019-11-19

Start date

2019-12-01

Completion date

Unknown

Last updated

2019-11-25

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

Conditions

Knee osteoarthritis

Interventions

Group 1:Continuous adductor block

Group 2:Combined nerve block

Eligibility

Sex/Gender

All

Age

40 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Age ranging from 40 to 80 years with no gender limitation; 2. Weight 50-80 Kg; 3. American Society of Anesthesiologists (ASA) grading I-II; 4. Selective unilateral total knee arthroplasty; 5. Selection of intraspinal anesthesia for anesthesia.

Exclusion criteria

Exclusion criteria: 1. Peripheral neuropathy 2. Severe heart, brain, liver and kidney diseases; 3. Fasting blood sugar (>11.1 mmol/L); 4. Allergy to local anesthetics; 5. Taboos of intraspinal anesthesia; 6. Those who have difficulty in communicating; 7. Intellectual impairment, unable to understand medical assessment instructions.

Design outcomes

Primary

Measure	Time frame
Quadriceps femoris muscle strength;Rest and Exercise Pain;Timing Stand-up-Walk Test;Range of motion of knee joint;Dosage of morphine;Length of stay;	—

Countries

China

Contacts

Public ContactZhang Yu

Ningbo No.6 Hospital

nbzy519@163.com+86 18906628372

Outcome results

None listed

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