She can apply for a visitors visa, but she must demonstrate that she does not intend to remain in the U.S. beyond the time of her visit.
Mr. Shusterman's (former INS Trial Attorney, 1976-82) response to your question is general in nature, as not all the facts are known to him. You should retain an attorney experienced in immigration law to review all the facts in your case in order to receive advice specific to your case. Mr. Shusterman's statement above does not create an attorney/client relationship.
the wife would be in the same position like everyone else - proving nonimmigrant intent to get the visitor's visa.
The information contained in this answer is provided for informational purposes only, and should not be construed as legal advice on any subject matter,not should it be viewed as establishing an attorney client relationship of any kind.