Oral fluid collection device and collection method
First Claim
Patent Images
1. An apparatus for collection of an oral fluid sample comprising:
- a handle, an absorbent attached to said handle said absorbent having a first side and a second side and an edge portion extending therebetween, and a shield adjacent said absorbent second side to prevent absorbent contact with oral tissue.
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Accused Products
Abstract
An apparatus is provided for oral fluid collection from the mouth the apparatus having a fluid resistant shield adjacent one portion or side of the absorbent to support the absorbent after the absorbent is moist with oral fluid and the shield further operating to block the collection or mucosal transudate from the gum and teeth margin. A method of collection saliva while excluding the collection of mucosal transudate is provided wherein blocking of a portion of an absorbent is performed and the blocked portion of the absorbent is placed adjacent the teeth and gums to exclude any direct collection of mucosal transudate.
35 Citations
44 Claims
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1. An apparatus for collection of an oral fluid sample comprising:
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a handle, an absorbent attached to said handle said absorbent having a first side and a second side and an edge portion extending therebetween, and a shield adjacent said absorbent second side to prevent absorbent contact with oral tissue. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 44)
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11. An apparatus for collection of an oral fluid sample comprising:
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a handle, an absorbent attached to said handle said absorbent having a first side and a second side and an edge portion extending therebetween, a shield adjacent said absorbent second side to prevent absorbent contact with oral tissue, and an absorbent separator slidably mounted in said handle to disconnect at least a portion of said absorbent from capture by said handle. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. An apparatus for collection of an oral fluid sample comprising:
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a handle, an absorbent attached to said handle said absorbent having a first side and a second side and an edge portion extending therebetween, a shield adjacent said absorbent second side to prevent said absorbent contacting oral tissue, said shield comprising a flat plastic sheet attached to said handle and extending therefrom in close proximity to said absorbent second side, said shield having a sidewall extending upwardly from said sheet and terminating generally where said absorbent edge portion joins said absorbent first side, an absorbent separator slidably mounted in said handle to disconnect at least a portion of said absorbent from capture by said handle. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29, 30)
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31. A method of collecting of an oral fluid sample from the buccal cavity of the mouth and adjacent the teeth and gums comprising:
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providing an absorbent layer having a first side and a second side and an edge portion extending therebetween, blocking said absorbent second side with a fluid impervious shield to prevent contact between an oral tissue and said blocked absorbent side, inserting said absorbent layer having said blocked absorbent second side thereon into the buccal cavity, positioning said blocked absorbent second side adjacent the teeth and gums, and allowing saliva to collect on said absorbent. - View Dependent Claims (32, 33)
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34. A method of collecting of an oral fluid sample from the buccal cavity of the mouth and adjacent the teeth and gums comprising:
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providing an absorbent layer having a first side and a second side and an edge portion extending therebetween, blocking said absorbent second side with a fluid impervious shield to prevent contact between an oral tissue and said blocked absorbent side, covering said absorbent first side and said absorbent edge with a second shield comprising a molecular sieve material allowing passage therethrough of molecules of a selected size, inserting said blocked and covered absorbent layer into the mouth, and allowing saliva to collect on said absorbent.
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35. An apparatus for collection of an oral fluid sample comprising:
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a handle, an absorbent attached to said handle said absorbent having a first side and a second side and an edge portion extending therebetween and said absorbent having a separation line thereon, and a shield adjacent said absorbent second side to prevent said absorbent contacting oral tissue, said shield comprising a flat plastic sheet attached to said handle and extending therefrom in close proximity to said absorbent second side. - View Dependent Claims (36, 37, 38, 39, 40, 41, 42, 43)
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Specification