Hevesi 2019 Recurrent Instability of the Patella (RIP) after first-time dislocat
Hevesi 2019 Recurrent Instability of the Patella (RIP) after first-time dislocation. Age <25 scores 2; skeletal immaturity / open physes 1; trochlear dysplasia Dejour A–D (caller-assigned present) 1; TT-TG/PL ratio ≥0.5 scores 1. Max 5. Bands 0–1 low, 2–3 intermediate, 4+ high (10-year recurrent instability 0.0%, 30.6%, 79.2%). Not a surgical order. Not Balcarek 2013 or later PIP models. magent does not read radiographs.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
292 msmedian answer time
$0.005listed price per call
$0.007price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.magentlab.com/api/calc/rip
| Category | Everything else |
|---|---|
| Provider host | api.magentlab.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-28 | valid payment request | 402 | $0.007 | 292 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 40,
"skeletal_immature": false,
"trochlear_dysplasia": false,
"tt_tg_pl_ratio": 0.3
},
{
"age": 40,
"skeletal_immature": false,
"trochlear_dysplasia": false,
"tt_tg_pl_ratio": 0.3
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"age": {
"description": "Age in years (integer 8-80; magent clamp, not a published range). Hevesi 2019: age <25 \u2192 2 points; age \u226525 \u2192 0. magent does not assign age.",
"type": "integer"
},
"skeletal_immature": {
"description": "Caller-assigned skeletal immaturity / open physes (Hevesi 2019). true scores 1. magent does not read radiographs or assign physeal status. true or false.",
"type": "boolean"
},
"trochlear_dysplasia": {
"description": "Caller-assigned trochlear dysplasia Dejour A\u2013D present (Hevesi 2019). true scores 1. magent does not grade trochlea or read radiographs. true or false.",
"type": "boolean"
},
"tt_tg_pl_ratio": {
"description": "Caller-assigned tibial tubercle\u2013trochlear groove / patellar length (TT-TG/PL) ratio (Hevesi 2019). \u22650.5 inclusive scores 1. Magent clamp 0.1-2.0, not a published range. magent does not measure TT-TG or patellar length.",
"type": "number"
}
},
"required": [
"age",
"skeletal_immature",
"trochlear_dysplasia",
"tt_tg_pl_ratio"
],
"type": "object"
},
"maxItems": 25,
"minItems": 1,
"type": "array"
}
},
"required": [
"items"
],
"type": "object"
},
"headers": {
"additionalProperties": {
"type": "string"
},
"type": "object"
},
"method": {
"const": "POST",
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}