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Prospective, Randomized Controlled Clinical Trial of an Artificial Extendable Knee Joint Prosthesis

Prospective, Randomized Controlled Clinical Trial of Artificial Extendable Knee Joint Prosthesis

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500113796
Enrollment
Unknown
Registered
2025-12-03
Start date
2026-01-01
Completion date
Unknown
Last updated
2025-12-08

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

Conditions

Primary malignant bone tumors

Interventions

The experimental group:Do limb salvage surgeries with artificial extendable knee joint endoprostheses.
The control group:Do limb salvage surgeries with conventional knee joint endoprostheses.

Sponsors

Shanghai General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
10 Years to 14 Years

Inclusion criteria

Inclusion criteria: 1.Aged between 10 and 14, male or female; 2.The patient was diagnosed with a malignant bone tumor at the distal femur, involving the knee joint. 3.Meet the indications for limb salvage treatment; 4.The patients who signed the informed consent form.

Exclusion criteria

Exclusion criteria: 1.The length of the tumor segment to be removed is less than 14 cm. 2.Expected survival period is less than 2 years. 3.Those with other surgical contraindications; 4.Those who have participated in other clinical trials within the past 3 months; 5.The researchers consider that patients who is not suitable for participating in the trial.

Design outcomes

Primary

MeasureTime frame
Lower-limb discrepancy;—

Secondary

MeasureTime frame
Musculo-Skeletor tumor society score(MSTS);Visual Pain Score;Simple Knee Function Score;—

Countries

China

Contacts

Public ContactJiakang Shen

Shanghai General Hospital

014187sjk@shgh.cn+86 21 63240090

Outcome results

None listed

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