Medical face shield device

Abstract

A medical face shield device is provided and includes a visor, a face shield, and an elastic strap. The face shield has apertures at locations that align with protrusions of the visor when the visor is attached to the face shield for attachment. The elastic strap is attached to the visor by feeding the elastic strap through the plurality of slots. The elastic strap is held in place and attached to the visor solely by friction between the plurality of slots and the elastic strap without use of an additional attachment mechanism to attach the elastic strap to the visor.

What is claimed is: 
     
         1 . A medical face shield device comprising:
 a visor having a plurality of protrusions and a plurality of slots;   a face shield having a plurality of apertures at locations on the face shield that align with the plurality of protrusions of the visor when the visor is attached to the face shield, the face shield being configured for attachment to the visor by the plurality of apertures receiving the plurality of protrusions, and the plurality of protrusions and the plurality of apertures being configured to hold the face shield against the visor when the plurality of protrusions are received by the plurality of apertures; and   an elastic strap, the elastic strap being attached to the visor by feeding the elastic strap through the plurality of slots;   wherein the elastic strap is held in place and attached to the visor solely by friction between the plurality of slots and the elastic strap without use of an additional attachment mechanism to attach the elastic strap to the visor.   
     
     
         2 . The medical face shield device of  claim 1 , wherein the plurality of slots includes a first slot, a second slot, and a third slot and the elastic strap is attached to the visor by feeding a terminal end of the elastic strap into the first slot from a top side of the visor, then feeding the terminal end into the second slot from a bottom side of the visor, and then feeding the terminal end into the third slot from the top side of the visor such that the terminal end hangs below the third slot after the elastic strap is attached to the visor. 
     
     
         3 . The medical face shield device of  claim 2 , wherein the plurality of slots each have a slot width that corresponds to a width of the elastic strap. 
     
     
         4 . The medical face shield device of  claim 1 , wherein the plurality of slots includes a first slot, a second slot, and a third slot and the elastic strap is attached to the visor by feeding a terminal end of the elastic strap into the first slot from a bottom side of the visor, then feeding the terminal end into the second slot from a top side of the visor, and then feeding the terminal end into the third slot from the bottom side of the visor such that the terminal end rests on the top side of the visor after the elastic strap is attached to the visor. 
     
     
         5 . The medical face shield device of  claim 4 , wherein the plurality of slots each have a slot width that corresponds to a width of the elastic strap. 
     
     
         6 . The medical face shield device of  claim 1 , wherein the plurality of slots are located on the visor at a location adjacent to a temple of a user when the user is wearing the medical face shield device over a face of the user. 
     
     
         7 . A medical face shield device comprising:
 a visor having a plurality of protrusions, a first plurality of slots, and a second plurality of slots, the first and second plurality of slots being located on opposite sides of the visor;   a face shield having a plurality of apertures at locations on the face shield that align with the plurality of protrusions of the visor when the visor is attached to the face shield, the face shield being configured for attachment to the visor by the plurality of apertures receiving the plurality of protrusions, and the plurality of protrusions and the plurality of apertures being configured to hold the face shield against the visor when the plurality of protrusions are received by the plurality of apertures; and   an elastic strap having a first terminal end and a second terminal end, the elastic strap being attached to the visor by feeding the first terminal end of the elastic strap through the first plurality of slots and the second terminal end of the elastic strap through the second plurality of slots;   wherein the elastic strap is held in place and attached to the visor solely by friction between the elastic strap and the first and second plurality of slots without use of an additional attachment mechanism to attach the elastic strap to the visor.   
     
     
         8 . The medical face shield device of  claim 7 , wherein the first and second plurality of slots are located on the visor such that when a user wears the medical face shield device with the face shield covering a face of the user, the first and second plurality of slots are located on opposite sides of a head of the user. 
     
     
         9 . The medical face shield device of  claim 8 , wherein the first and second plurality of slots are located adjacent to first and second temples of the head of the user. 
     
     
         10 . The medical face shield device of  claim 8 , wherein:
 the first and second plurality of slots each include a first slot, a second slot, and a third slot and the elastic strap is attached to the visor by feeding the first terminal end of the elastic strap into the first slot of the first plurality of slots from a top side of the visor, then feeding the first terminal end into the second slot of the first plurality of slots from a bottom side of the visor, and then feeding the first terminal end into the third slot of the first plurality of slots from the top side of the visor such that the first terminal end hangs below the third slot of the first plurality of slots after first terminal end of the elastic strap is attached to the visor, and by feeding the second terminal end of the elastic strap into the first slot of the second plurality of slots from the top side of the visor, then feeding the second terminal end into the second slot of the second plurality of slots from the bottom side of the visor, and then feeding the second terminal end into the third slot of the second plurality of slots from the top side of the visor such that the second terminal end hangs below the third slot of the second plurality of slots after the second terminal end of the elastic strap is attached to the visor.   
     
     
         11 . The medical face shield device of  claim 10 , wherein the first and second plurality of slots each have a slot width that corresponds to a width of the elastic strap. 
     
     
         12 . The medical face shield device of  claim 8 , wherein:
 the first and second plurality of slots each include a first slot, a second slot, and a third slot and the elastic strap is attached to the visor by feeding the first terminal end of the elastic strap into the first slot of the first plurality of slots from a bottom side of the visor, then feeding the first terminal end into the second slot of the first plurality of slots from a top side of the visor, and then feeding the first terminal end into the third slot of the first plurality of slots from the bottom side of the visor such that the first terminal end rests on the top side of the visor after the first terminal end of the elastic strap is attached to the visor, and by feeding the second terminal end of the elastic strap into the first slot of the second plurality of slots from the bottom side of the visor, then feeding the second terminal end into the second slot of the second plurality of slots from the top side of the visor, and then feeding the second terminal end into the third slot of the second plurality of slots from the bottom side of the visor such that the second terminal end rests on the top side of the visor after the first terminal end of the elastic strap is attached to the visor.   
     
     
         13 . The medical face shield device of  claim 12 , wherein the first and second plurality of slots each have a slot width that corresponds to a width of the elastic strap. 
     
     
         14 . A method comprising:
 attaching a visor of a medical face shield device to a face shield of the medical face shield device, the visor having a plurality of protrusions and the face shield having a plurality of apertures, by aligning the plurality of protrusions with the plurality of apertures such that the plurality of protrusions are received by the plurality of apertures and such that the plurality of protrusions and the plurality of apertures hold the face shield against the visor, the visor having a first plurality of slots and a second plurality of slots, the first and second plurality of slots being located on opposite sides of the visor; and   attaching an elastic strap having a first terminal end and a second terminal end to the visor by feeding the first terminal end of the elastic strap through the first plurality of slots and the second terminal end of the elastic strap through the second plurality of slots;   wherein the elastic strap is held in place and attached to the visor solely by friction between the elastic strap and the first and second plurality of slots without use of an additional attachment mechanism to attach the elastic strap to the visor.   
     
     
         15 . The method of  claim 14 , further comprising attaching the medical face shield device to a user by stretching the elastic strap around a head of the user so that the elastic strap holds an inner surface of the visor against the head of the user, wherein the first and second plurality of slots are located on the visor such that when the medical face shield device is attached to the user with the face shield covering a face of the user, the first and second plurality of slots are located on opposite sides of the head of the user. 
     
     
         16 . The method of  claim 15 , wherein the first and second plurality of slots are located adjacent to first and second temples of the head of the user. 
     
     
         17 . The method of  claim 14 , wherein the first and second plurality of slots each include a first slot, a second slot, and a third slot, and attaching the elastic strap to the visor includes:
 feeding the first terminal end of the elastic strap into the first slot of the first plurality of slots from a top side of the visor;   feeding the first terminal end into the second slot of the first plurality of slots from a bottom side of the visor;   feeding the first terminal end into the third slot of the first plurality of slots from the top side of the visor such that the first terminal end hangs below the third slot of the first plurality of slots after first terminal end of the elastic strap is attached to the visor;   feeding the second terminal end of the elastic strap into the first slot of the second plurality of slots from the top side of the visor;   feeding the second terminal end into the second slot of the second plurality of slots from the bottom side of the visor; and   feeding the second terminal end into the third slot of the second plurality of slots from the top side of the visor such that the second terminal end hangs below the third slot of the second plurality of slots after the second terminal end of the elastic strap is attached to the visor.   
     
     
         18 . The method of  claim 17 , wherein the first and second plurality of slots each have a slot width that corresponds to a width of the elastic strap. 
     
     
         19 . The method of  claim 14 , the first and second plurality of slots each include a first slot, a second slot, and a third slot, and attaching the elastic strap to the visor includes:
 feeding the first terminal end of the elastic strap into the first slot of the first plurality of slots from a bottom side of the visor;   feeding the first terminal end into the second slot of the first plurality of slots from a top side of the visor;   feeding the first terminal end into the third slot of the first plurality of slots from the bottom side of the visor such that the first terminal rests on the top side of the visor after the first terminal end of the elastic strap is attached to the visor;   feeding the second terminal end of the elastic strap into the first slot of the second plurality of slots from the bottom side of the visor;   feeding the second terminal end into the second slot of the second plurality of slots from the top side of the visor; and   feeding the second terminal end into the third slot of the second plurality of slots from the bottom side of the visor such that the second terminal end rests on the top side of the visor after the first terminal end of the elastic strap is attached to the visor.   
     
     
         20 . The method of  claim 19 , wherein the first and second plurality of slots each have a slot width that corresponds to a width of the elastic strap.