Three-dimensional positioning ruler for intracranial hematoma minimally invasive puncture
The invention belongs to the technical field of medical instruments, and particularly discloses a three-dimensional positioning ruler for intracranial hematoma minimally invasive puncture. The three-dimensional positioning ruler comprises an ejector rod, a left side rod, a right side rod, a standard...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention belongs to the technical field of medical instruments, and particularly discloses a three-dimensional positioning ruler for intracranial hematoma minimally invasive puncture. The three-dimensional positioning ruler comprises an ejector rod, a left side rod, a right side rod, a standard scribing ruler, a puncture scribing ruler and a middle ruler, wherein the standard scribing ruler,the puncture scribing ruler and the middle ruler are all made of materials capable of being bent and deformed; the left side rod, the right side rod and the middle ruler are vertically connected to the ejector rod and can move relative to the ejector rod; a left side sliding groove and a right side sliding groove are formed in the left side rod and the right side rod respectively; and the standardscribing ruler, the puncture scribing ruler and the middle ruler are provided with a standard scribing groove, a puncture scribing groove and a center scribing groove respectively, the two ends of the standard scribing groove |
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