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Use of a smartphone application (Orthopy App) to improve pre- and postoperative therapy in patients after anterior cruciate ligament rupture (with or without meniscal damage) or meniscal damage alone compared to conventional standard of care treatment - a randomized, controlled, multicenter study

Use of a smartphone application (Orthopy App) to improve pre- and postoperative therapy in patients after anterior cruciate ligament rupture (with or without meniscal damage) or meniscal damage alone compared to conventional standard of care treatment - a randomized, controlled, multicenter study - Orthopy for knee injuries main study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00032793
Enrollment
400
Registered
2023-10-02
Start date
2023-10-02
Completion date
Unknown
Last updated
2025-10-06

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

Conditions

M23.61 S83.53 M23.2 M23.3 S83.2

Interventions

Group 1: Intervention group: Pre- and postoperative use of a smartphone app in addition to the orthopedic therapy standard for anterior cruciate ligament tears (with or without meniscal damage) or me

Sponsors

Orthopy Health GmbH
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients are eligible for study inclusion if the following criteria are met: - Any of the following confirmed diagnoses: o S83.53 Tear of the anterior cruciate ligament o M23.61 Internal injury of knee joint anterior cruciate ligament o S83.2 Meniscus tear, acute o M23.2- Meniscus damage due to old tear or old injury o M23.3- Other meniscal damage - From 18 years of age - More than 2 weeks between inclusion and surgery - Planned surgical treatment with autologous tendoplasty for cruciate ligament ruptures or planned surgical treatment after meniscus damage - In case of rupture of the anterior cruciate ligament - injury and surgery are less than 6 months apart - Possession and sufficient skills in the use of a smartphone (iOS or Android operating system). - Willingness as well as existing technical requirements (email and internet access) to use the Orthopy App - Willingness to train with the app on a regular basis and participate in the study surveys - Sufficient knowledge of German - Participants are capable of giving consent, have full legal capacity, and understand the nature, scope, significance, and consequences of the examination and treatment - Informed consent to participate

Exclusion criteria

Exclusion criteria: Patients will be excluded from the study if they meet any of the following criteria: - Basket joint lesion, radial tear, root avulsion of a meniscus - Cartilage damage with need for regenerative therapy - Second ligament injury treated surgically - Multi-ligament injuries - Knee joint dislocation - Re-rupture of the anterior cruciate ligament - Pregnancy - Expected non-compliance with regard to therapy - Chronic pain patients - Use of the Orthopy app or similar health apps at study enrollment or in the past. - Participation in another study - CE determined exclusions: o I26 Pulmonary embolism o I50 Heart failure o J18 Pneumonia o I80.2 Thrombosis, phlebitis and thrombophlebitis of other deep vessels of the lower extremities o M22.0 Habitual dislocation of the patella o M23.4 Free joint body in knee joint o M24.07 Free joint body: ankle and foot (tarsus, metatarsus, toes, ankle, other joints of the foot) o M00 Purulent arthritis o M01 Direct joint infections in infectious and parasitic diseases classified elsewhere. - Other diseases and conditions that, based on the investigator's assessment, militate against study participation

Design outcomes

Primary

MeasureTime frame
KOOS (knee injury and osteoarthritis outcome score) Subscale Symptoms

Secondary

MeasureTime frame
a. KOOS Pain subscale b. Subjective pain level (numerical VAS) c. Subjective function (numerical VAS) d. KOOS Activities of Daily Living subscale e. KOOS Quality of Life subscale f. KOOS Sport subscale

Countries

Germany

Contacts

Public ContactGerrit Bode

Praxisklinik 2000

g.bode@praxisklinik2000.com+49 761 767 6600

Outcome results

None listed

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