IP Library › Granted Patent US 1,083,094
Granted Patent S1
US 1,083,094 · App. 29/852,144 · Granted Jul 8, 2025

Perianal support device

Inventors: David D. Blurton (Whiteville, TN); Mark Buchanan (Atoka, TN)
Assignee: Stetrix, Inc.
A61F5/0093
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Quick Facts
Patent No.
US 1,083,094
App. No.
29/852,144
Granted
Jul 8, 2025
Kind
S1
Claims (1)

The ornamental design for a perianal support device as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 20, 2023
From: BLURTON, DAVID D.; BUCHANAN, MARK
To: STETRIX, INC.
Reel/Frame 063388/0928 →
Continuity (2)
Continuation 17578951 · Jan 19, 2022
Continuation 17512244 · Oct 27, 2021
References Cited (140)
US 1511A · Truss · 1840 [cited by applicant]
US 316903A · Lytle · 1885 [cited by applicant]
US 453880A · Coffee · 1891 [cited by applicant]
US 942590A · Sanborn · 1909 [cited by applicant]
US 969134A · Cowie · 1910 [cited by applicant]
US 1249195A · Raines · 1917 [cited by applicant]
US 1547127A · Metzger · 1925 [cited by applicant]
US 1711294A · Weitzner · 1929 [cited by applicant]
US 1877766A · Kennedy · 1932 [cited by applicant]
US 2128670A · Bolder · 1938 [cited by applicant]
US 2376135A · Frasher · 1945 [cited by examiner]
US 2468348A · Shore · 1949 [cited by applicant]
US 2653599A · Bell · 1953 [cited by applicant]
US 2672862A · Krauss · 1954 [cited by applicant]
US 2779330A · Reid · 1957 [cited by applicant]
US 3389703A · Criswell · 1968 [cited by examiner]
US 3712300A · Davidowitz · 1973 [cited by applicant]
US 3826242A · Eggers · 1974 [cited by applicant]
US 3939842A · Harris · 1976 [cited by applicant]
US 3985125A · Rose · 1976 [cited by applicant]
US 4240436A · Singleton · 1980 [cited by applicant]
US 4263914A · Pawlak · 1981 [cited by applicant]
US 4365631A · Kline · 1982 [cited by applicant]
US 4421504A · Kline · 1983 [cited by applicant]
US 4432351A · Hoary · 1984 [cited by applicant]
US 4439180A · Kline · 1984 [cited by applicant]
US 4445898A · Jensen · 1984 [cited by applicant]
US 4445899A · Bond · 1984 [cited by applicant]
US 4484919A · Sohn et al. · 1984 [cited by applicant]
US 4520807A · Rotter · 1985 [cited by applicant]
US 4583542A · Boyd · 1986 [cited by applicant]
US 4638806A · Bartlett · 1987 [cited by applicant]
US 4670419A · Uda et al. · 1987 [cited by applicant]
US 4686966A · Tsai · 1987 [cited by applicant]
US 4891847A · Baker et al. · 1990 [cited by applicant]
US 4966130A · Montaldi · 1990 [cited by applicant]
US 5072720A · Francis et al. · 1991 [cited by applicant]
US 5178627A · Hudock · 1993 [cited by applicant]
US 5179937A · Lee · 1993 [cited by applicant]
US 5231973A · Dickie · 1993 [cited by applicant]
US 5263926A · Wilk · 1993 [cited by applicant]
US 5377667A · Patton et al. · 1995 [cited by applicant]
US 5509893A · Pracas · 1996 [cited by applicant]
US 5676637A · Lee · 1997 [cited by applicant]
US 5695484A · Cox · 1997 [cited by applicant]
US 5704894A · Boutos · 1998 [cited by applicant]
US 5800485A · Trop et al. · 1998 [cited by applicant]
US 5891074A · Cesarczyk · 1999 [cited by applicant]
US 5908379A · Schaefer et al. · 1999 [cited by applicant]
US 5924423A · Majlessi · 1999 [cited by applicant]
US 5935595A · Steen · 1999 [cited by applicant]
US 5985395A · Comstock et al. · 1999 [cited by applicant]
US 6083241A · Longo et al. · 2000 [cited by applicant]
US 6102271A · Longo et al. · 2000 [cited by applicant]
US 6142933A · Longo et al. · 2000 [cited by applicant]
US D437642S · Caballero · 2001 [cited by applicant]
US 6364852B1 · Lee · 2002 [cited by applicant]
US 6428004B1 · McQuitty et al. · 2002 [cited by applicant]
US 6503192B1 · Ouchi · 2003 [cited by applicant]
US 6517562B1 · Holland · 2003 [cited by applicant]
US 6537132B1 · Alberts · 2003 [cited by applicant]
US 6627632B2 · Parks et al. · 2003 [cited by applicant]
US 6712841B2 · Gomez · 2004 [cited by applicant]
US 6716229B2 · Toth · 2004 [cited by applicant]
US 6742522B1 · Baker et al. · 2004 [cited by applicant]
US D505599S · Fiedeler · 2005 [cited by examiner]
US 6913573B1 · Viscomi et al. · 2005 [cited by applicant]
US 6916494B2 · Park · 2005 [cited by applicant]
US 6916967B2 · Wright et al. · 2005 [cited by applicant]
US 6991813B2 · Xu · 2006 [cited by applicant]
US 7048706B2 · Cea · 2006 [cited by applicant]
US 7135606B1 · Dozier et al. · 2006 [cited by applicant]
US 7160294B2 · Croft · 2007 [cited by applicant]
US D541421S · Metzger · 2007 [cited by examiner]
US 7309809B2 · Smith et al. · 2007 [cited by applicant]
US 7354446B2 · Lebner · 2008 [cited by applicant]
US D589763S · Rezig · 2009 [cited by examiner]
US 7673633B2 · Blurton et al. · 2010 [cited by applicant]
US 7766931B2 · Blurton · 2010 [cited by applicant]
US 8062277B2 · Fleming · 2011 [cited by applicant]
US 8066009B2 · Blurton · 2011 [cited by applicant]
US 8123760B2 · Blurton · 2012 [cited by applicant]
US 8277427B2 · Edvardsen et al. · 2012 [cited by applicant]
US 8353884B2 · Hansen et al. · 2013 [cited by applicant]
US 8597306B1 · Blurton · 2013 [cited by examiner]
US D732183S · Imboden · 2015 [cited by examiner]
US D817483S · Falleboe · 2018 [cited by examiner]
US 11497640B1 · Blurton · 2022 [cited by examiner]
US 20010000731A1 · Jia et al. · 2001 [cited by applicant]
US 20010003157A1 · Toth · 2001 [cited by applicant]
US 20020072522A1 · Parks et al. · 2002 [cited by applicant]
US 20020142902A1 · Stein · 2002 [cited by applicant]
US 20020147482A1 · Carter · 2002 [cited by applicant]
US 20020187990A1 · Parks et al. · 2002 [cited by applicant]
US 20020192273A1 · Buseman et al. · 2002 [cited by applicant]
US 20030021850A1 · Xu · 2003 [cited by applicant]
US 20030229263A1 · Connors et al. · 2003 [cited by applicant]
US 20030236442A1 · Connors et al. · 2003 [cited by applicant]
US 20040076688A1 · Park · 2004 [cited by applicant]
US 20040088031A1 · Gomez · 2004 [cited by applicant]
US 20040217146A1 · Beck · 2004 [cited by applicant]
US 20040254590A1 · Hoffman et al. · 2004 [cited by applicant]
US 20050000003A1 · Bushelman · 2005 [cited by applicant]
US 20050049660A1 · Croft · 2005 [cited by applicant]
US 20050214327A1 · Brooks et al. · 2005 [cited by applicant]
US 20050283050A1 · Gundlapalli et al. · 2005 [cited by applicant]
US 20060025766A1 · Heinrich et al. · 2006 [cited by applicant]
US 20060144897A1 · Jankowski et al. · 2006 [cited by applicant]
US 20060153927A1 · Xu · 2006 [cited by applicant]
US 20060155340A1 · Schuler et al. · 2006 [cited by applicant]
US 20060195146A1 · Tracey et al. · 2006 [cited by applicant]
US 20060195153A1 · DiUbaldi et al. · 2006 [cited by applicant]
US 20060198883A1 · Parks et al. · 2006 [cited by applicant]
US 20070011802A1 · Holland · 2007 [cited by applicant]
US 20070053957A1 · Kennedy et al. · 2007 [cited by applicant]
US 20070222081A1 · Chen et al. · 2007 [cited by applicant]
US 20070260163A1 · Blurton et al. · 2007 [cited by applicant]
US 20080097472A1 · Agmon et al. · 2008 [cited by applicant]
US 20090043169A1 · Trieu et al. · 2009 [cited by applicant]
US 20090148503A1 · Trieu · 2009 [cited by applicant]
US 20140060576A1 · Nelson · 2014 [cited by examiner]
US 20140088609A1 · Blurton · 2014 [cited by examiner]
US 20160007874A1 · Ma · 2016 [cited by examiner]
US 20160030083A1 · Blurton · 2016 [cited by examiner]
US 20230045240A1 · Park · 2023 [cited by examiner]
GB 233980 · 1925 [cited by applicant]
GB 512161 · 1939 [cited by applicant]
GB 1127548A · 1968 [cited by applicant]
JP 7275309 · 1995 [cited by applicant]
JP 2001129004 · 2001 [cited by applicant]
JP 2001170093 · 2001 [cited by applicant]
WO WO0213680A2 · 2002 [cited by applicant]
WO WO03053255A1 · 2003 [cited by applicant]
WO WO2007019095 · 2007 [cited by applicant]
De Novo Classification Request for Hem-Avert® Perianal Stabilizer. Online, published date Jan. 29, 2016. Retrieved on Feb. 18, 2025 from URL: https://www.accessdata.fda.gov/cdrh_docs/reviews/DEN160005.pdf. [cited by examiner]
Abramowitz et al., “Epidemiology of anal lesions (fissure and thrombosed external hemorroid) during pregnancy and post-partum”, Gynecol Obstet Fertil 2003, No. 31, 546-549, 4 pages. [cited by applicant]
Danel, “Magnitude of Maternal Morbidity During Labor and Delivery: United States, 1993-1997”, American Journal of Public Health, Apr. 2003, vol. 93, No. 4, , pp. 631-634, 4 pages. [cited by applicant]
Masahiro Takana, Anal Diseases, Pregnancy and Parturition, 1990, Nippon Daicho Komonbyo Gakkai Zasshi, Tokyo, 1990; 43(6); pp. 1077-82; with English translation, 64 pages. [cited by applicant]
Frederick Francis Burghard, various authors, “A System of Operative Surgery, vol. IV (of 4),” Dec. 26, 2012 [Ebook #41710], www.qutenberg.org, 17 pages. [cited by applicant]
PCT/US202022/046886—International Serch Report And Written Opinion, mailing date Feb. 14, 2023 (11 pgs). [cited by applicant]