IP Library Granted Patent US 12680061
Granted Patent B2
US 12680061 · App. 17/508,165 · Granted Jul 14, 2026

Gas permeable intravaginal culture device

Inventors: James Donahue (Indianapolis, IN); Michael Whitt (San Luis Obispo, CA); Katherine Russell (Lebanon, IN); Christina Nicole Harrison (San Francisco, CA); Sarah Sanders (San Diego, CA)
Assignee: Reprohealth Technologies, Inc.
C12M21/06A61B17/435C12M23/24C12M23/34C12M23/38C12M23/44C12M23/46C12M23/54
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Quick Facts
Patent No.
US 12680061
App. No.
17/508,165
Granted
Jul 14, 2026
Kind
B2
Abstract

An intravaginal culture device includes an outer housing configured for vaginal insertion. The outer housing includes an upper portion that removably couples with a lower portion. A first inner vessel is located at the upper portion and is configured to house a first plurality of embryos. A second inner vessel is located at the lower portion and is configured to house a second plurality of embryos.

Claims (27)

1 . An intravaginal culture apparatus, comprising:

an outer housing configured for vaginal insertion, wherein the outer housing includes an upper portion and a lower portion, and wherein the upper portion removably couples with the lower portion;

a first inner vessel located at the upper portion, wherein the first inner vessel is configured to house a first plurality of embryos;

a second inner vessel located at the lower portion, wherein the second inner vessel is configured to house a second plurality of embryos;

wherein the first inner vessel and the second inner vessel each include a base and a removable lid configured to sealingly engage with the respective base; and

wherein the outer housing, the first inner vessel base and the second inner vessel base are CO 2 (carbon dioxide) permeable.

2 . The intravaginal culture apparatus of claim 1 , wherein the first inner vessel is removably received in the upper portion, and wherein the second inner vessel is removably received in the lower portion.

3 . The intravaginal culture apparatus of claim 1 ,

wherein the outer housing and the first inner vessel base and the second inner vessel base are formed of crystal polystyrene.

4 . The intravaginal culture apparatus of claim 3 , wherein the first inner vessel lid and the second inner vessel lid are formed of a polymer.

5 . The intravaginal culture apparatus of claim 1 , wherein the upper portion removably couples with the lower portion through a threaded connection.

6 . The intravaginal culture apparatus of claim 1 , wherein the intravaginal culture apparatus is devoid of a CO 2 enriched buffer chamber.

7 . An apparatus, comprising:

an outer vessel configured for insertion into a vaginal canal, wherein the outer vessel includes an upper portion configured to sealingly engage with a lower portion;

a first inner vessel defining a first receiving chamber, wherein the first inner vessel is removably received in the upper portion;

a second inner vessel defining a second receiving chamber, wherein the second inner vessel is removably received in the lower portion;

a first lid removably coupled to the first inner vessel;

a second lid removably coupled to the second inner vessel;

wherein the first receiving chamber and the second receiving chamber are each configured to house a culture medium and at least one of a gamete and an embryo; and

wherein the outer vessel, the first inner vessel, and the second inner vessel each include a gas permeable portion configured to permit the passage of CO 2 between the vaginal canal and the first and the second receiving chambers.

8 . The apparatus of claim 7 , wherein the outer vessel, the first inner vessel, and the second inner vessel are formed of crystal polystyrene.

9 . The apparatus of claim 7 ,

wherein the first lid is configured to selectively provide access to the first receiving chamber; and

wherein the second lid is configured to selectively provide access to the second receiving chamber.

10 . The apparatus of claim 7 , wherein the first receiving chamber further includes an internal fillet.

11 . The apparatus of claim 7 , wherein a base of the first inner vessel is configured to be received in a well of a 4-well laboratory dish.

12 . The apparatus of claim 7 , wherein the upper portion threadingly engages with the lower portion, wherein an interference seal is formed between the upper portion and the lower portion while in a closed configuration, and wherein the outer vessel is configured to prevent the ingress of vaginal liquids while in the closed configuration.