{"search_session":{},"preferences":{"l":"en","queryLanguage":"en"},"patentId":"US_8226575_B2","frontPageModel":{"patentViewModel":{"ref":{"entityRefType":"PATENT","entityRefId":"021-450-520-670-949"},"entityMetadata":{"linkedIds":{"empty":true},"tags":[],"collections":[{"id":11624,"type":"PATENT","title":"Mayo Medical School - Patent Portfolio","description":"","access":"OPEN_ACCESS","displayAvatar":true,"attested":false,"itemCount":5667,"tags":[],"user":{"id":91044780,"username":"Cambialens","firstName":"","lastName":"","created":"2015-05-04T00:55:26.000Z","displayName":"Cambialens","preferences":"{\"usage\":\"public\",\"beta\":false}","accountType":"PERSONAL","isOauthOnly":false},"notes":[{"id":8299,"type":"COLLECTION","user":{"id":91044780,"username":"Cambialens","firstName":"","lastName":"","created":"2015-05-04T00:55:26.000Z","displayName":"Cambialens","preferences":"{\"usage\":\"public\",\"beta\":false}","accountType":"PERSONAL","isOauthOnly":false},"text":"
Search Applicants and Owners separately: mayo medi*
Select more for logical variants. Add to collection.
Select all patents in the collection and expand by simple families. Add to collection. Total patents: 5671
Search Applicants and Owners separately: mayo medi*
Select more for logical variants. Add to collection.
Select all patents in the collection and expand by simple families. Add to collection. Total patents: 5671
a needle having a body portion and a tip portion, said body portion having a channel and said tip portion having an opening, wherein said channel and said opening are configured to acquire a tissue biopsy;\n
a plug located within said opening at said tip portion and configured to seal said channel;\n
a slideable stylet located within said channel at said body portion and configured to push said plug out of said opening, and\n
a pressurization device configured to regulate a pressure within said channel to a negative level during a biopsy procedure."],"number":1,"annotation":false,"title":false,"claim":true},{"lines":["The needle assembly of claim 1, wherein the pressurization device comprises a syringe, a suction gun, or a wall mounted pressure unit."],"number":2,"annotation":false,"title":false,"claim":true},{"lines":["A method of obtaining a tissue biopsy comprising:\n
providing a biopsy needle assembly comprising:\n
a needle having a body portion and a tip portion, said body portion having a channel and said tip portion having an opening;\n
a plug located within said opening at said tip portion and configured to seal said channel; and\n
a slideable stylet located within said channel at said body portion and configured to push said plug out of said opening;\n
advancing said biopsy needle assembly to a desired biopsy site;\n
actuating said slideable stylet to push said plug out of said needle; and\n
applying a negative pressure within said channel to acquire a tissue biopsy through said opening and said channel."],"number":3,"annotation":false,"title":false,"claim":true},{"lines":["A biopsy needle assembly comprising:\n
an outer carrier needle having a body portion and a tip portion, said body portion having a channel and said tip portion having an opening;\n
a membrane located within said opening at said tip portion and configured to seal said channel; and\n
a slideable inner biopsy device located within said channel at said body portion and configured to pierce said membrane."],"number":4,"annotation":false,"title":false,"claim":true},{"lines":["The needle assembly of claim 4, wherein said inner biopsy device comprises an inner biopsy needle having a body portion and a tip portion, wherein said body portion of said inner biopsy needle has a channel and said tip portion of said inner biopsy needle has an opening, and wherein said inner biopsy needle is configured to acquire a tissue biopsy."],"number":5,"annotation":false,"title":false,"claim":true},{"lines":["The needle assembly of claim 5, wherein said body portion of said outer carrier needle has a smaller diameter than said tip portion of said outer carrier needle, and wherein said body portion of said inner biopsy needle has a smaller diameter than said tip portion of said inner biopsy needle."],"number":6,"annotation":false,"title":false,"claim":true},{"lines":["The needle assembly of claim 5, wherein said inner biopsy needle includes one or more holes to assist tissue biopsy acquisition."],"number":7,"annotation":false,"title":false,"claim":true},{"lines":["The needle assembly of claim 5 further comprising a pressurization device configured to regulate a pressure within said channel of said inner biopsy needle to a negative level during a biopsy procedure."],"number":8,"annotation":false,"title":false,"claim":true},{"lines":["The needle assembly of claim 8, wherein said pressurization device comprises a syringe, a suction gun, or a wall mounted pressure unit."],"number":9,"annotation":false,"title":false,"claim":true},{"lines":["The needle assembly of claim 4, wherein said inner biopsy device comprises an inner biopsy forceps configured to cut a target tissue."],"number":10,"annotation":false,"title":false,"claim":true},{"lines":["The needle assembly of claim 4, wherein said inner biopsy device comprises an inner coring needle configured to core a target tissue."],"number":11,"annotation":false,"title":false,"claim":true},{"lines":["A method of obtaining a tissue biopsy comprising:\n
providing a biopsy needle assembly comprising:\n\nan outer carrier needle having a body portion and a tip portion, said body portion having a channel and said tip portion having an opening;\na membrane located within said opening at said tip portion and configured to seal said channel; and\na slideable inner biopsy device located within said channel at said body portion and configured to pierce said membrane;\n
actuating said slideable inner biopsy device to pierce said membrane; and\n
acquiring a tissue biopsy using said inner biopsy device."],"number":12,"annotation":false,"title":false,"claim":true},{"lines":["A needle biopsy system comprising:\n
a pressurization device having a channel and configured to create a negative pressure within said channel;\n
a handle having a channel and a piston configured to advance or retract a biopsy needle; and\n
a valve configured to separate said channel of said pressurization device and said channel of said handle when the valve is a closed position and to allow fluid communication between said channel of said pressurization device and said channel of said handle when the valve is in an open position;\n
wherein said valve is attached to said handle piston so that an advancement of said piston simultaneously causes an advancement of said biopsy needle and a gradual opening of said valve."],"number":13,"annotation":false,"title":false,"claim":true},{"lines":["The biopsy system of claim 13, wherein said pressurization device comprises a syringe, a suction gun, or a wall mounted pressure unit."],"number":14,"annotation":false,"title":false,"claim":true},{"lines":["The biopsy system of claim 13, wherein said biopsy needle comprises a biopsy needle assembly comprising a needle having a plug located at a tip end to seal said needle and a slideable stylet located inside said needle to push said plug out of said needle."],"number":15,"annotation":false,"title":false,"claim":true},{"lines":["The biopsy system of claim 13, wherein the biopsy needle comprises a needle assembly comprising an outer carrier needle having a membrane located at a tip end to seal said outer carrier needle and a slideable inner biopsy device located inside said outer carrier needle to pierce said membrane."],"number":16,"annotation":false,"title":false,"claim":true},{"lines":["The biopsy system of claim 16, wherein said slideable inner biopsy device comprises an inner biopsy needle configured to acquire a tissue biopsy."],"number":17,"annotation":false,"title":false,"claim":true},{"lines":["The biopsy system of claim 17, wherein said outer carrier needle comprises a body portion and a tip portion that has a larger diameter than said body portion of said outer carrier needle, and wherein said inner biopsy needle has a body portion and a tip portion that has a larger diameter than said body portion of said inner carrier needle."],"number":18,"annotation":false,"title":false,"claim":true},{"lines":["The biopsy system of claim 17, wherein said inner biopsy needle includes one or more holes to facilitate tissue sampling."],"number":19,"annotation":false,"title":false,"claim":true},{"lines":["The biopsy system of claim 16, wherein said inner biopsy device comprises an inner biopsy forceps configured to cut a target tissue."],"number":20,"annotation":false,"title":false,"claim":true},{"lines":["The biopsy system of claim 16, wherein said inner biopsy device comprises an inner coring needle configured to core a target tissue."],"number":21,"annotation":false,"title":false,"claim":true}]}},"filters":{"npl":[],"notNpl":[],"applicant":[],"notApplicant":[],"inventor":[],"notInventor":[],"owner":[],"notOwner":[],"tags":[],"dates":[],"types":[],"notTypes":[],"j":[],"notJ":[],"fj":[],"notFj":[],"classIpcr":[],"notClassIpcr":[],"classNat":[],"notClassNat":[],"classCpc":[],"notClassCpc":[],"so":[],"notSo":[],"sat":[]},"sequenceFilters":{"s":"SEQIDNO","d":"ASCENDING","p":0,"n":10,"sp":[],"si":[],"len":[],"t":[],"loc":[]}}