# Amputations at Mersen USA St. Marys - PA Corp
> OSHA SIR `2021109359` · 10/30/2021 · SAINT MARYS, PENNSYLVANIA
## Severity
- **1 amputation**
- **Body part:** Fingertip(s)
- **Nature of injury:** Amputations
## Cause
- **Event:** Compressed or pinched by shifting objects or equipment
- **Source:** Cranes, unspecified
- **Secondary source:** Catwalks
## Employer
- **Name:** Mersen USA St. Marys - PA Corp
- **Location:** 1032 Trout Run Road, SAINT MARYS, PENNSYLVANIA, 15857
- **NAICS:** 335991
- **Jurisdiction:** 1
## Narrative

Three employees were installing louvers using a crane (one employee in the crane, two on the ground). The crane raised a louver and an employee's right index and middle fingers were pinched between the top of the louver and the bottom of a catwalk. Both fingertips were amputated.

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*Source: [OSHA Severe Injury Reports](https://www.osha.gov/severe-injury-reports) · MORVS · CC0 1.0*