Safety and efficacy of mixed reality combined with 3D printing instrument in complex artificial joint replacement

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1900026119

Enrollment

Unknown

Registered

2019-09-22

Start date

2020-01-01

Completion date

Unknown

Last updated

2020-07-13

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

Conditions

Complex hip and knee diseases

Interventions

Group A:traditional surgery

Group B: mixed reality combined with 3D printing instrument

Eligibility

Sex/Gender

All

Age

18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Diagnosed as complex hip and knee diseases; 2. Plan to implement THA and TKA; 3. Aged 18-85 years; 4. No other surgery was performed on the ipsilateral hip and knee joint.

Exclusion criteria

Exclusion criteria: 1. Refuse to participate; 2. Other severe serious systemic diseases; 3. The pregnancy; 4. Unable to complete regular follow-up; 5. Other.

Design outcomes

Primary

Measure	Time frame
Preoperative anteversion angle;Preoperative abduction angle;Preoperative knee varus or valgus angle;Operation time;Intraoperative blood loss;Postoperative anteversion angle;Postoperative abduction angle;Postoperative knee varus or valgus angle;Harris score;KSS score;	—

Countries

China

Contacts

Public ContactZhong Da

Department of Orthopedics, Xiangya Hospital, Central South University

8148695@qq.com+86 13574890378

Outcome results

None listed

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