# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220092650035` · 09/15/2009 · Hecla Greens Creek Mining Company
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Unknown
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** JOINT,TENDON,MUSCL INFLAM
- **Body part:** KNEE/PATELLA
- **Days lost:** 2
- **Mine experience:** 4 years
## Operator
- **Controller:** Hecla Mining Company
- **Operator:** Hecla Greens Creek Mining Company
- **Mine:** [5001267](https://api.ai-analytics.org/mine/5001267)
## Narrative

Employee was placing full weight on knees while working at low height when he felt a ""pop"" in his left knee. Pain 3/10. Employee states that he has a history of this type of injury and the knee ""usually goes back into place when standing"". Knee did not return to position and required manipulation by the site medic. Employee was placed on restricted duty.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*