Disclosure of utility model
In order to solve the problems mentioned in the background art, the utility model provides an endotracheal intubation fixer integrated with a negative pressure suction function, and the fixer integrates a negative pressure suction tube on the premise of keeping the conventional function of the original bite block, so that the bite block has an oral endocrine suction function.
The utility model adopts the following technical scheme that the tracheal cannula fixer integrated with the negative pressure suction function comprises a bite-block main body, wing plates, fixing pieces and a negative pressure suction assembly, wherein the bite-block main body is of a columnar structure, the two wing plates are respectively and vertically and fixedly arranged in the middle of the top surface and the bottom surface of the bite-block main body, and the fixing pieces are fixedly arranged on the side surfaces of the bite-block main body and are used for fixing tracheal cannula;
The negative pressure suction assembly comprises a connecting pipe, a suction pipe and a negative pressure connector, wherein the connecting pipe is at least partially arranged inside the bite-block main body, one end of the connecting pipe is communicated with the suction pipe arranged at the front end of the bite-block main body, the other end of the connecting pipe extends out of the rear end of the bite-block main body and is communicated with the negative pressure connector, and the negative pressure connector is used for connecting a negative pressure suction device.
Further, a through hole is formed along the length direction of the tooth pad main body.
Further, at least one wing plate is provided with a fixing hole, and the fixing hole is used for connecting a fixing belt.
Further, the fixing piece comprises an annular elastic buckle with a preset length, the annular elastic buckle is arranged side by side with the bite-block main body, the annular elastic buckle is fixedly arranged on the side face of the bite-block main body, a clamping cavity is formed in the annular elastic buckle, and an opening communicated with the clamping cavity is formed in one side, facing away from the bite-block main body, of the annular elastic buckle.
Preferably, the preset length is smaller than or equal to the horizontal distance from the wing plate to the front end face of the bite block main body.
Further, one suction tube is arranged at the front end of the tooth pad main body, and the suction tubes are communicated with the connecting tube, or a plurality of suction tubes are arranged at the front end of the tooth pad main body along the preset direction at intervals, and are respectively communicated with the connecting tube or are communicated with the connecting tube after being communicated with each other.
Further, the end of the suction tube is an arc-shaped end, a plurality of sputum suction holes are formed in the suction tube, and the sputum suction holes are uniformly distributed along the axial direction and/or the circumferential direction of the suction tube.
Further, the negative pressure connector is a pagoda connector and comprises a plurality of conical clamping parts which are arranged in a step shape, the taper of the conical clamping parts is gradually increased from outside to inside, a sealing cover is connected to the negative pressure connector through a connecting belt, and the sealing cover is used for sealing the end part of the negative pressure connector.
Further, the top surface and the bottom surface of the tooth pad main body positioned at the rear end of the wing plate are fixedly provided with flexible cushion layers, and the flexible cushion layers and the wing plate are made of soft elastic rubber or soft elastic plastic or silica gel or polyethylene vinyl acetate.
The tracheal cannula fixer in the patent can avoid the tracheal cannula from closing due to occlusion of a patient by placing the bite block main body between the upper and lower incisors, uses the fixing piece to connect and fix the tracheal cannula, and enables the tracheal cannula to be firmly fixed on the bite block main body by abutting the wing plate against the lip, and by integrating the negative pressure suction component into a whole body of the bite block, a new sputum suction pipe is not needed when sputum is sucked each time, so that the consumption is saved, the medical cost of the patient is reduced, the suction pipe at the front end of the bite block main body can intermittently or continuously suck secretion in the oral cavity of the patient through the negative pressure suction device, frequent suction of the oral cavity by nurses is not needed, and the nursing workload is also reduced.
Detailed Description
For a clearer description of embodiments of the utility model or of the solutions of the prior art, the following brief description of the drawings is given for the purpose of illustration only of some embodiments of the utility model, and for the person skilled in the art, without any inventive effort, other drawings can be obtained from these, with the following further description of the utility model, taken in conjunction with the accompanying drawings:
Example 1
Referring to the accompanying drawings 1-5 of the specification, the tracheal cannula fixer integrated with the negative pressure suction function comprises a bite-block main body 1, wing plates 2, a fixing piece 3 and a negative pressure suction assembly, wherein the bite-block main body 1 is of a columnar structure made of hard plastic, and a tongue depressor extends out of the lower part of the front end of the bite-block main body 1 along the length direction of the bite-block main body, so that the front end of the bite-block main body 1 forms a wedge-like structure, the two wing plates 2 are respectively vertically and fixedly arranged in the middle parts of the top surface and the bottom surface of the bite-block main body 1, the wing plates 2 are of arc structures, and when the bite-block main body 1 is used, the wing plates 2 are abutted against the mouth and the lips of a patient.
Referring to fig. 1-4 of the specification, the negative pressure suction assembly comprises a connecting pipe 4, a suction pipe 5 and a negative pressure joint 6, wherein the connecting pipe 4 is arranged in the bite-block main body 1, one end of the connecting pipe is communicated with the suction pipe 5 arranged at the front end of the bite-block main body 1, the other end of the connecting pipe extends out of the rear end of the bite-block main body 1 and is communicated with the negative pressure joint 6, the negative pressure joint 6 is used for connecting a negative pressure suction device, the negative pressure suction device can adopt an injector to realize intermittent sputum suction, or the negative pressure suction device consists of a pressure regulator, a liquid collecting bottle, a hose, a negative pressure terminal and the like, two hose interfaces are arranged on the liquid collecting bottle, one of the interfaces is connected with the negative pressure terminal, and when the negative pressure terminal is connected with the negative pressure terminal, air negative pressure is generated in the liquid collecting bottle, and the negative pressure is used for guiding sputum to flow into the liquid collecting bottle from the suction pipe 5, the connecting pipe 4, the negative pressure joint 6 and the other hose in sequence, so as to realize continuous sputum suction.
Referring to fig. 1 and 2 of the specification, the suction tube 5 is provided with one suction tube 5, the suction tube 5 is arranged at the front end of the bite-block main body 1, the suction tube 5 is communicated with the connecting tube 4, meanwhile, the suction tube 5 and the connecting tube 4 can be the same pipeline, the middle part of the pipeline is arranged in the bite-block main body 1, the front end of the pipeline extends out of the front end of the bite-block main body 1, the suction tube 5 is formed, the rear end of the pipeline extends out of the rear end of the bite-block main body 1 and is communicated with the negative pressure joint 6, namely, the connecting tube 4 is arranged in the bite-block main body 1, and the rear end of the connecting tube 4 extends out of the rear end of the bite-block main body 1 and is communicated with the negative pressure joint 6.
In a preferred embodiment, three suction pipes 5 are arranged at the front end of the bite block main body 1 for sucking sputum at a plurality of positions in the oral cavity under negative pressure, and the three suction pipes 5 are distributed at intervals along the left, middle and right directions of the front end of the bite block main body 1 (specifically, the sputum sucked to the left side, the upper side and the right side of the tongue of a patient);
Wherein the front section of the connecting pipe 4 is positioned in the bite-block main body 1, the rear section extends out of the rear end of the bite-block main body 1 and is communicated with the negative pressure joint 6, the rear ends of the three suction pipes 5 enter the bite-block main body 1 and are respectively communicated with the connecting pipe 4 or the three suction pipes 5 are communicated with the connecting pipe 4 after being mutually communicated, the three suction pipes 5 and the connecting pipe 4 are connected in a similar way as a three-in-one way form, namely, one end of one connecting pipe 4 is branched into the form of the three suction pipes 5.
Referring to fig. 7 of the specification, the end of the suction tube 5 is an arc end, so that the end of the suction tube 5 can be prevented from damaging mucous membrane in an oral cavity, a plurality of sputum suction holes 51 are formed in the suction tube 5, and the sputum suction holes 51 are uniformly distributed along the axial direction and/or the circumferential direction of the suction tube 5, so that sputum in a plurality of positions and directions can be conveniently sucked.
Referring to the specification attached drawing 6, the negative pressure joint 6 is a pagoda joint, which comprises a plurality of conical clamping parts which are arranged in a step-like manner, the taper of the conical clamping parts is gradually increased from outside to inside, the negative pressure joint 6 is connected with a sealing cover 8 through a connecting belt 9, the sealing cover 8 is used for sealing the end part of the negative pressure joint 6, the pagoda joint is convenient for connecting pipelines with different specifications, the applicability is improved, the sealing cover 8 can seal the end part of the negative pressure joint 6, and the end part of the negative pressure joint 6 is prevented from being directly exposed and polluted when intermittent sputum suction is performed.
Referring to fig. 1 and 2 of the specification, through holes 11 are formed along the length direction of the bite block main body 1, the through holes 11 can facilitate observation of conditions such as sputum suction in the oral cavity, and external suction devices can be conveniently used to extend into the oral cavity or the deep part of the oral cavity through the through holes 11 to assist in sucking sputum.
The inventor also found that, at present, the tracheal cannula and the bite block are generally fixed side by using the medical adhesive tape, and oral secretion of a patient retaining the tracheal cannula is generally more, so that the medical adhesive tape is easy to be wet and lose viscosity, and the fixing effect is weakened, and the tracheal cannula is likely to slip and shift, therefore, a fixing piece 3 for fixing the tracheal cannula is fixedly arranged on the side surface of the bite block main body 1;
Referring to the attached drawings 1-5 of the specification, the fixing piece 3 comprises an annular elastic buckle which is arranged side by side with the bite-block main body 1, wherein the annular elastic buckle is arranged between the front end of the bite-block main body 1 and the wing plate 2, the length of the annular elastic buckle is smaller than or equal to the horizontal distance between the front end face of the bite-block main body 1 and the wing plate 2, so that the annular elastic buckle is positioned in an area outside a patient's oral cavity and is convenient for nurses to operate, the annular elastic buckle is fixedly arranged on the side face of the bite-block main body 1, a clamping cavity 32 is formed in the annular elastic buckle, the inner diameter of the clamping cavity 32 is smaller than the outer diameter of an endotracheal intubation tube, and an opening 31 communicated with the clamping cavity 32 is formed in one side of the annular elastic buckle, which is opposite to the bite-block main body 1.
The trachea cannula can be pressed into the clamping cavity 32 through the opening 31, the trachea cannula is clamped through the elastic force of the annular elastic buckle to achieve fixation, and meanwhile, a rubber layer or anti-slip protruding points are densely distributed on the inner wall of the clamping cavity 32 to increase friction force.
After the trachea cannula is fixed with the bite-block main body 1 side by side, in order to prevent the bite-block main body 1 from being swallowed or spitted out by a patient and to prevent the trachea cannula from slipping and shifting, the positions of the bite-block main body 1 and the trachea cannula need to be fixed;
Specifically, the fixing strap can be a whole strap with a certain width, two ends of the strap are respectively provided with a magic tape capable of being mutually adhered, the strap passes through the fixing hole 21, the middle section of the strap is positioned at the fixing hole 21, the strap is knotted and fixed at the fixing hole 21, the two ends of the strap are respectively wound to the rear side of the head or the neck and then are adhered and fixed or knotted and fixed through the magic tape, the fixing strap can also be two straps with a certain width, one ends of the two straps are knotted and fixed on the fixing hole 21, the other ends of the two straps are respectively provided with the magic tape capable of being mutually adhered, and the other ends of the two straps are adhered and fixed or knotted and fixed through the magic tape after winding the rear side of the head or the neck.
Because the bite-block main body 1 is made of hard plastic, teeth of a patient are directly meshed with the bite-block main body 1, and simultaneously, the lip part of the patient is directly contacted with the bite-block main body 1 and the wing plate 2, so that the oral mucosa and the lip part are easily damaged, especially for the old, the teeth are easily loosened after long-term occlusion, therefore, referring to the accompanying drawings 1-4 of the specification, the top surface and the bottom surface of the bite-block main body 1 at the rear end of the wing plate 2 are fixedly provided with flexible cushion layers 7, and the flexible cushion layers 7 and the wing plate 2 are made of soft elastic rubber or soft elastic plastic or silica gel or polyethylene vinyl acetate;
after the tooth pad main body 1 is placed between the upper and lower incisors and the wing plate 2 is abutted against the mouth and lips of a patient, the teeth of the patient are meshed on the flexible cushion 7, and the mouth and lips are the contacted flexible cushion 7 or the soft wing plate 2, so that damage of the oral mucosa and the mouth and lips and loosening of the teeth can be prevented to a certain extent.
The use method of the tracheal cannula fixer integrated with the negative pressure suction function in the embodiment comprises the steps of placing the bite block main body 1 between the upper and lower incisors after the tracheal cannula is reserved by a patient, abutting the wing plate 2 against the oral labia of the patient, pressing the tracheal cannula into the clamping cavity 32 through the opening 31 to realize the fixed connection of the tracheal cannula and the bite block main body 1, enabling the middle section of the cloth belt to be positioned at the position of the fixing hole 21 by using a fixing belt, respectively encircling the two ends of the fixing belt to the rear side of the head or the neck after knotting and fixing the two ends of the fixing belt by sticking or knotting through a magic tape, fixing the tracheal cannula and the bite block main body 1, finally connecting the negative pressure joint 6 through an injector and other instruments for intermittent sputum suction, taking down the injector and other instruments and sealing the end part of the negative pressure joint 6 through the sealing cover 8 after one sputum suction operation is finished, or connecting the negative pressure joint 6 through the negative pressure suction device for continuous sputum suction, and simultaneously observing the conditions of oral cavity fluid and the like during the retention of the tracheal cannula and the sputum suction auxiliary sputum suction device for the oral cavity or the deep sputum suction.
It is clear that modifications and/or additions of parts may be made to the endotracheal tube holder integrated with a negative pressure suction function as described heretofore, and to the corresponding method, without departing from the field and scope of the present utility model.
It is also clear that although the present utility model has been described in detail with respect to this endotracheal tube holder integrated with a suction function of negative pressure, a person skilled in the art shall certainly be able to achieve many other equivalent forms of endotracheal tube holder integrated with a suction function of negative pressure and a corresponding method, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.