# Amputations at Bison Drilling And Field Service
> OSHA SIR `2015041934` · 4/12/2015 · GARDEN CITY, TEXAS
## Severity
- **1 amputation**
- **Body part:** Finger(s), fingernail(s), n.e.c.
- **Nature of injury:** Amputations
## Cause
- **Event:** Compressed or pinched between two stationary objects
- **Source:** Oil drilling rigs and machinery
- **Secondary source:** Containers-pressurized, n.e.c.
## Employer
- **Name:** Bison Drilling And Field Service
- **Location:** Bison drilling rig 80, GARDEN CITY, TEXAS, 79739
- **NAICS:** 484220
- **Jurisdiction:** 1
## Narrative

On or about 12 April 2015, at approximately 1410 hours, an employee amputated the distal portion of his left-hand, index phalanges (no bone involved). He was installing a hydraulic cylinder on a drilling rig when the cylinder he was holding swung laterally, pinching  his distal phalanges between the cylinder and the drilling rig structure.

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