The phrase "a sort of artificial" is correct and usable in written English.
It can be used when describing something that has characteristics of being artificial but may not be entirely so, often to convey a sense of approximation or similarity.
Example: "The sculpture had a sort of artificial charm that drew people in, despite its synthetic materials."
Alternatives: "a kind of artificial" or "a type of artificial".
Then, the dentist puts a screw in a sort of artificial tooth stub and attaches it to the artificial root.
Dentists start by implanting a sort of artificial root in the bone to hold the artificial tooth in place.
At Woodhenge, a site two miles from Stonehenge, concentric rings of stout wooden poles were arranged to form a sort of artificial forest.
The Disney team suggests that, to save animators even more time, 3-D-rendering software could be equipped with a sort of artificial eye intelligence, allowing a C.G.I. character's pupils to expand and contract of their own accord as lighting changes in a scene.
The Retina reader, for example, is a sort of artificial retina made up of a group of photosensitive units able to identify each letter typed by a special typewriter, using only three data: height, width, and gray value; that is, the surface area occupied by the outline of its design.
The net would be carried up into space and then electrified, creating a sort of artificial magnetic field.
But that security may be a crutch too, "a sort of public artificial mask," says Andrew Mellen, a professional organizer and author of "Unstuff Your Life".
The cereal bars I was eating for breakfast every morning were also a nightmare - all sorts of artificial flavourings and colours as well as fake flour and fake sugar.
They found that doing their tests in a lab introduced all sorts of artificial effects, and that attempts to do them using boat dives failed because using scuba equipment did not give them the two to three hours they needed to set up chambers in which they wanted to produce different sea water flow rates around the coral.
Dr. Kolff, who immigrated to the United States in 1950, was widely regarded as the father of artificial organs, having proved that biomedical engineers could build all sorts of artificial organs for keeping patients alive.
