Hirtz Compass Antique Bullet Locator

Hirtz Compass Antique Bullet Locator


Hirtz Compass Antique Bullet Locator

Categories: Medicine, Surgical instruments, Other Medical Antiques


A rare example of a Hirtz Compass enclosed in its original 17 inch x 13 inch by 3 1/2-inch wooden box covered with oilcloth. On the top we find Gold lettering in French ” Establissements Gaiffe / Compas de Mr Le Medicin Principal Hirtz / pour la Recherche des projectiles”.

This device was used during the World War 1 together with X-Ray’s to locate bullets and other foreign objects in the human body. The instrument was set up to mimic the trajectory of the bullet together with its depth to give the surgeon an accurate position. The essential feature of the Hirtz compass is the possibility of adjustment of the movable legs that support the instrument so when resting on fixed marks on the body of the patient the foreign body will be at the center of the sphere a meridian arc of which is carried by the compass.

The set is complete and it includes many accessories to allow access to any part of the body.

And, as additional important plus, the original booklet with instructions and tables for its use + a letter from an Italian doctor, date 1937, stated the gift of this set (“I’ve had used it during the war…”) to the Nun Emiliana, Director of the hospital “San Camillo” in Treviso

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IT The Nautilus

The Nautilus

Established in 2005 in Italy, Nautilus tries to be a modern wunderkammer, where antique science and natural history meet, inspiring wonder. I mainly love antique scientific and medical instruments, but my interest extends to unusual or rare technologies and natural history.
Please feel free to contact me by an email (allemoli@libero.it) if you need more information on my listed items. Thanks for your attention and enjoy ! www.thenautilus.it.