Capture a Left-Hand Bone Age X-Ray
Updated October 12, 2026
A left-hand film for this calculator shows the hand and the full wrist, with the name, date of birth, and record number left out of the image. Bone Ager processes that file for the educational estimate and does not save it.
Add the Radiograph
- Remove Identifying Information Crop out every name, date of birth, record number, and accession number before you capture the image. Do not upload identifying information.
- Snip the Hand and Wrist On Windows, press Windows+Shift+S. The screen dims and a toolbar opens at the top. Choose Rectangle, then drag a box around the left hand and the full wrist. Windows copies that snip to the clipboard. On a Mac, press Shift+Command+Control+4 and drag the same box.
- Paste into the Calculator Open the Bone Age Calculator, click that page, and press Ctrl+V on Windows or Command+V on a Mac. You can also save a PNG and use Choose an X-Ray.
Snipping Tool on Windows
How do I capture a left-hand bone age X-ray on Windows?
On Windows, press Windows+Shift+S, choose Rectangle, and drag a box around the left hand and the full wrist. Leave the name, date of birth, record number, and accession number outside the box. Windows copies the snip to the clipboard. Open the Bone Age Calculator and press Ctrl+V. Do not upload identifying information.
Windows 10 and Windows 11 include Snipping Tool. Nothing else has to be installed.
- Open the Toolbar Press Windows+Shift+S. The screen dims, and a toolbar appears across the top. Rectangle is the box-shaped mode. Freeform, Window, and Full screen take in more of the display than the hand.
- Choose Rectangle Drag a box around the left hand and the full wrist, then release the mouse. Include the fingers, the metacarpals, the carpals, and the distal radius and ulna. Keep the name, date of birth, record number, and accession number outside the box. Do not upload identifying information.
- Paste from the Clipboard Windows copies the snip to the clipboard. A preview can appear at a corner of the screen. Click the Bone Age Calculator and press Ctrl+V.
- Use the Start Menu if the Shortcut Fails Open the Start menu, type Snipping Tool, and open the app. Choose Rectangle, select New, and drag the same box. Press Ctrl+C, then paste on the calculator. You can also press Ctrl+S, save a PNG, and use Choose an X-Ray.
The calculator accepts a PNG or JPEG up to 12 MB. You can also drop a file on the upload area or use Choose an X-Ray.
The film has to be a left hand. The page does not check laterality for you. Leave accession numbers out of the selection along with the name, the date of birth, and the record number.