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US 10,588,564 B2Granted
Method and kit for diagnosing and treating neoplastic tissue
OwnerSudabeh Moein, Frederick J. Zustakinventors
Life of this patent
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Abstract
The disclosure concerns a medical kit arranged with componentry for fluorescein sodium (FNa)-based diagnosis and trichloroacetic acid (TCA)-based treatment of neoplastic tissue, and related methods for utilizing aspects of the medical kit.
Claims21
A medical kit for use in the diagnosis and treatment of tissue exhibiting intraepithelial neoplasia, the medical kit comprising:
- a speculum;
- a light source;
- a first pre-filled container containing saline solution;
- a second pre-filled container containing acetic acid;
- and
- a third pre-filled container containing fluorescein sodium.
3 more elements
A method for practicing the diagnosis and treatment of tissue exhibiting intraepithelial neoplasia, the method comprising:
- providing a medical kit comprising:
- a speculum, a light source, a first pre-filled container containing saline solution, a second pre-filled container containing acetic acid, and a third pre-filled container containing fluorescein sodium;
- diagnosing the cervical intraepithelial neoplasia, the diagnosing comprising:
- inserting the speculum into a patient's vagina to expose the entire cervix of the patient;
- rinsing the patient's cervix with the saline solution contained in the first pre-filled container to remove discharge and detritus;
- visually identifying, using the light source and a colposcope, abnormal cervical vasculature with green light from the light source;
- applying the acetic acid contained in the second pre-filled container to the patient's cervix for staining abnormal tissue acetowhite;
- applying aqueous iodine solution to the patient's cervix for staining normal tissue brown;
- visualizing, using the colposcope, the patient's cervix and identifying brown staining of benign tissue in conjunction with acetowhite staining of abnormal tissue, and recording findings;
- rinsing the patient's cervix with the saline solution;
- applying the fluorescein sodium contained in the third pre-filled container to the patient's cervix;
- visualizing fluorescent green staining of malignant and premalignant tissue using blue light of the light source, and recording findings;
- rinsing the patient's cervix with the saline solution;
- performing one or more cervical biopsies and/or endocervical curettage to compare with cytological results;
- and
- if biopsies are performed and bleeding occurs at biopsy sites, obtaining hemostasis by applying silver nitrate to affected areas;
- and
- treating the cervical tissue indicating intraepithelial neoplasia based on a finding of the diagnosing, the treating comprising:
- applying trichloroacetic acid solution to an entirety of the patient's cervix;
- collecting, using a first swab, an amount of the applied trichloroacetic acid and further spreading the trichloroacetic acid solution to a squamocolumnar junction and an endocervix;
- removing, using a second swab, excess trichloroacetic acid solution to prevent incidental chemical cauterization of the vaginal wall;
- removing the speculum from the vagina;
- and
- repeating the diagnosing and treating until there are no findings of neoplastic tissue.
21 more elements
Dependencies are inferred from the claim text.