CN210492747U

CN210492747U - Special protective mask for tracheal intubation patient

Info

Publication number: CN210492747U
Application number: CN202020227534.9U
Authority: CN
Inventors: 应佑国; 朱燕; 王悦平
Original assignee: Ninth Peoples Hospital Shanghai Jiaotong University School of Medicine
Current assignee: Ninth Peoples Hospital Shanghai Jiaotong University School of Medicine
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-05-12
Anticipated expiration: 2030-02-28

Abstract

The utility model discloses a special gauze mask of protection for trachea cannula patient contains: the protection part, the fixing pieces arranged at the two ends of the protection part, and the connecting piece; one side of the protection part is provided with a movable opening, the movable opening comprises a first movable end and a second movable end, and the first movable end and the second movable end are movably connected through the connecting piece and are sealed and fixed. The utility model provides a special gauze mask of protection for trachea cannula patient, air supply pipe intubate patient wears, and the activity opening of its setting can conveniently be opened or airtight, can guarantee the seal of gauze mask effectively, can effectively avoid containing viral gas leakage of disease exhalation, and convenient replacement, low cost, nasal trachea cannula, the oral trachea cannula postoperative care in ICU ward of epidemic prevention period of specially adapted respiratory system class infectious disease.

Description

Special protective mask for tracheal intubation patient

Technical Field

The utility model belongs to the field of medical equipment, a protection apparatus is related to, concretely relates to special gauze mask of protection for trachea cannula patient.

Background

The novel coronavirus pneumonia (Corona Virus Disease 2019, COVID-19) is called new coronavirus pneumonia for short, and is pneumonia caused by 2019 novel coronavirus infection, belongs to β novel coronavirus, and is enveloped, particles are round or oval, are usually polymorphic, have small diameters, and are about 60-140 nm, and COVID-19 is known to be known as strong infectivity since 2019.

COVID-19 is highly contagious, transmissible via respiratory droplets and contact, and potentially transmissible via aerosols, which patients produce from the respiratory tract by coughing, speaking, breathing, etc., contain both sub-micron and ultra-micron particles of virus.

Therefore, how to effectively prevent aerosol diffusion or body fluid splashing such as blood, respiratory secretion and the like is a key for preventing cross infection in a limited space and infection of medical care personnel. Medical staff as the high-risk group directly facing viruses have been reported to infect medical staff continuously in the recent time. The first line of medical care personnel often contacts the patient directly or closely with high frequency, and the long-term clinical medical diagnosis and treatment also has a plurality of operations with exposure risk, such as tracheal intubation, tracheotomy, sputum suction, sleeve replacement and the like, and has extremely high risk under the condition of infectious respiratory diseases.

Although the trachea can be sealed after the patient is subjected to nasal intubation, peroral tracheal intubation and tracheotomy theoretically, airflow passes through the tracheal intubation, when the patient is severely coughed or breathed forcefully, the inner diameter of the trachea is increased, and partial gas possibly leaks to the surrounding environment along the catheter cuff through the oral cavity and the nasal cavity. Therefore, it is necessary to wear a protective mask to the intubated patient during the postoperative care. When the mechanical ventilation is carried out through nose or oral trachea cannula, the disposable surgical mask or N95 type mask is worn at the same time in clinical practice at present, and a small opening is cut to facilitate the trachea cannula to pass through. However, when the mask needs to be removed in the process of replacing the mask, oral care and the like, the original mask can be removed and replaced by disconnecting the breathing machine pipeline, and at the moment, a large amount of virus-containing aerosol is sprayed out, so that the surrounding environment is polluted, and the infection risk of medical care personnel is aggravated.

Under the severe conditions that the number of the current negative pressure wards is limited and critical patients are increased continuously, how to protect the environment to the maximum extent in an ICU (intensive care unit) general ward is realized, the prevention of various transmission risks is enhanced, and the vital importance of avoiding the infection of medical staff and the secondary infection of other patients as far as possible is realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the risk problem that aerosol or body fluid that leads to when the gauze mask that trachea cannula patient wore was changed leaked, designed the gauze mask of a convenient replacement, this gauze mask is provided with movable opening, can conveniently carry out the gauze mask for inserting tracheal patient and change, does not need the tube drawing, can not cause patient's respiratory track and external direct communication.

In order to achieve the above object, the utility model provides a special gauze mask of protection for trachea cannula patient contains: the protection part, the fixing pieces arranged at the two ends of the protection part, and the connecting piece; one side of the protection part is provided with a movable opening, the movable opening comprises a first movable end and a second movable end, and the first movable end and the second movable end are movably connected and hermetically fixed through the connecting piece.

Preferably, the connecting piece is a double-sided adhesive tape or a magic tape.

Preferably, the first movable end and the second movable end are correspondingly adhered and connected and are sealed and fixed.

Preferably, one end of the connecting piece is fixed at the first movable end, and the other end of the connecting piece is correspondingly adhered and connected with the second movable end and is sealed and fixed.

Preferably, the first movable end and the second movable end are respectively provided with a concave part at the position close to the center of the protection part, and the two concave parts are not connected and combined to form a through hole for sleeving the air pipe.

Preferably, the diameter of the through hole is not larger than the diameter of the air pipe.

Preferably, the elastic material layer is disposed on the side wall of the first movable end opposite to the second movable end.

Preferably, the fixing member is a lace type, and the lengths of the laces on the two sides are different, so that the longer lace can pass around the back of the brain of a patient.

Optionally, the fixing member is of a hanger type.

Preferably, the protective part comprises a plurality of filter layers capable of filtering and adsorbing virus particles.

The utility model provides a special gauze mask of protection for trachea cannula patient is applicable to the trachea cannula patient and wears, and the seal is good, and convenient replacement can not lead to patient's respiratory track to expose in the external world during and the replacement to take place aerosol or body fluid and leak. Moreover, the utility model discloses a gauze mask simple structure, it is with low costs, have good social effect and application prospect, be particularly useful for nasal trachea cannula, the oral trachea cannula postoperative care in the ICU ward of epidemic prevention period of respiratory infectious disease class.

Drawings

Fig. 1 is a schematic structural view of the utility model, which is used for a protective mask for a patient with trachea cannula and does not contain a connecting piece.

Fig. 2 is a schematic structural view of a mask for protecting a patient with an endotracheal intubation according to embodiment 1 of the present invention in a use state (i.e., when covering the trachea).

Fig. 3 is a schematic structural view of a mask for protecting a patient with an endotracheal intubation according to embodiment 2 of the present invention in a use state (i.e., when covering the trachea).

Fig. 4 is a schematic structural view of a mask for protecting a patient with an endotracheal intubation according to embodiment 3 of the present invention.

Description of reference numerals:

trachea 1

Protective part 10

Movable opening 11

First movable end 111

Second movable end 112

Through hole 113

Fixing member 20

A connecting member 30.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The term "active opening" as used herein means that it can be switched between an open and a covered state: when not in use, the utility model is in a closed state and can be opened conveniently when in use.

As used herein, "movably connected" is with respect to a fixedly connected connection, and means that the connections may or may not be conveniently connected, as desired.

As shown in fig. 1, a mask for protecting a patient with an endotracheal tube comprises: comprises a protective part 10, fixing parts 20 arranged at two ends of the protective part, and a connecting part 30.

The protective part 10 is used for covering the mouth and the nose of a patient to avoid viral particles from leaking. The protection part 10 includes several filter layers, such as a coarse filter layer and a fine filter layer, which can filter and adsorb virus particles. The fine filter layer is used for carrying out the finest filtration, and a microporous filter layer can be selected, such as PTFE or PET, and the like is preferred; the coarse filter layer can be selected from coarse filter materials such as non-woven fabrics, gauze and active carbon.

One side of the protection part 10 is provided with a movable opening 11 (which can be arranged at any side, near the nose side or near the mouth), and the movable opening 11 comprises a first movable end 111 and a second movable end 112. The first movable end 111 and the second movable end 112 are movably connected and hermetically fixed by the connecting member 30.

The fixing piece can be selected from a suspension loop type or a strap type.

To facilitate the fixing of the patient by the nursing staff, the fixing member 20 is preferably provided as a strap type, the left and right straps (or a soft rope) have different lengths, and a longer strap can be wound around the back of the brain of the patient to be tied to the neck side.

The connecting member 30 may be a double-sided tape or a hook and loop fastener. The magic tape comprises a hair face part and a hook face part.

Example 1

The first movable end 111 and the second movable end 112 are respectively provided with a hook surface portion and a hair surface portion. When the mask with the pollution failure worn by the patient with the tracheal cannula needs to be replaced, the movable opening 11 is opened, for example, the first movable end 111 and/or the second movable end 112 are pulled open to be sleeved around the trachea, then the hook surface part and the hair surface part of the first movable end 111 and the second movable end 112 are correspondingly adhered and fixed, and the first movable end 111 and the second movable end 112 are movably sealed around the trachea to avoid the risk of aerosol or body fluid leakage to the maximum extent, as shown in fig. 2.

Example 2

As shown in fig. 3, the first movable end 111 is fixed (e.g., sewn) to one end of the connecting member 30, and the other end of the connecting member 30 and the second movable end 112 are respectively provided with a hair portion and a hook portion, so that the two can be fixed when sealing is required. When the mask with the pollution failure worn by the patient with the tracheal cannula needs to be replaced, the movable opening 11 is opened, if the first movable end 111 and/or the second movable end 112 are pulled open, the mask surrounds the trachea 1 in a sleeved mode, then the hook face portion and the hair face portion of the connecting piece 30 and the second movable end 112 are correspondingly adhered and fixed, and the first movable end 111 and the second movable end 112 are movably sealed around the trachea to avoid the risk of aerosol or body fluid leakage to the maximum extent.

Example 3

As shown in fig. 4, the first movable end 111 and the second movable end 112 are respectively provided with a recess near the center of the protection part 10, and the two recesses are not connected and can be combined to form a through hole 113 for housing an air tube. The aperture size of the through hole 113 is equal to or slightly smaller than the diameter of the trachea, so that the face of the patient can be more conveniently and tightly coated.

Example 4

The connecting member 30 is a double-sided tape (not shown) used in combination with a mask for protection. As shown in fig. 1, the mask for protection comprises a protection part 10 and a fixing part 20, wherein a movable opening 11 is disposed at one side of the protection part, and the movable opening 11 comprises a first movable end 111 and a second movable end 112. When the mask with the pollution failure worn by the patient with the tracheal cannula needs to be replaced, the movable opening 11 is opened, for example, the first movable end 111 and/or the second movable end 112 are pulled open, the mask is sleeved around the trachea 1, then the double-sided adhesive is adhered to the lower surface of the end part of the first movable end 111, and the outer surface of the double-sided adhesive is adhered to the upper surface of the second movable end, so that the first movable end 111 and the second movable end 112 are fixed around the trachea, and the risk of aerosol or body fluid leakage is avoided to the maximum extent.

In order to facilitate the operation, a double-sided adhesive tape may be reserved on the first movable end 111, and when the device is used, after the first movable end 111 and the second movable end 112 surround the trachea, the release film is privately removed, so that the adhesive layer of the double-sided adhesive tape is adhered to the second movable end, and the purpose of sealing and fixing is achieved. Therefore, the respirator pipeline does not need to be disconnected when the mask is replaced, the virus-containing aerosol can be greatly reduced from being sprayed, and nosocomial infection is avoided.

To make the wrapping more compact and to minimize the escape of aerosols or body fluids, a layer of resilient material (not shown) may be provided on the side wall of the first movable end 111 opposite the second movable end 112.

In some embodiments, the magic tape can be used in combination without being connected with the protective part as a connecting piece.

The special mask provided by the utility model does not need a special production line, and can be realized by simply processing the existing respiratory system diseases, especially infectious disease protective masks, such as disposable medical surgical masks or N95 masks. Or simply changing the existing mask production line.

To sum up, the technical idea of the present invention is to uniquely provide a solution from the perspective of reducing the possibility of aerosol or leakage of patients in order to improve the safety protection of medical personnel. The utility model provides a special gauze mask of protection for trachea cannula patient supplies the patient to wear, and the activity opening of its setting can conveniently be opened or airtight, can guarantee the airtight effect of gauze mask effectively, and convenient replacement, low cost uses the scene good.

While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.

Claims

1. A special gauze mask of protection for trachea cannula patient, its characterized in that, this gauze mask contains: the protection part, the fixing pieces arranged at the two ends of the protection part, and the connecting piece; one side of the protection part is provided with a movable opening, the movable opening comprises a first movable end and a second movable end, and the first movable end and the second movable end are movably connected through the connecting piece and are sealed and fixed.

2. The mask as claimed in claim 1, wherein the connecting member is a double-sided tape or a velcro tape.

3. The mask as claimed in claim 2, wherein the first and second movable ends are attached to each other and sealed.

4. The mask as claimed in claim 2, wherein one end of the connecting member is fixed to the first movable end, and the other end of the connecting member is attached to the second movable end and sealed.

5. The mask as claimed in claim 1, wherein the first and second movable ends have a recess near the center of the shield, and the two recesses are not connected and combined to form a through hole for receiving the trachea.

6. The mask of claim 5, wherein the diameter of the aperture is not greater than the diameter of the trachea.

7. The mask as claimed in claim 1, wherein the first movable end and the second movable end have a resilient material layer on the opposite side wall.

8. The mask as claimed in claim 1, wherein the fixing member is a tie type, and the ties at both sides have different lengths, so that the longer tie can be tied around the back of the patient's brain to the neck side.

9. The mask as claimed in claim 1, wherein the fixing member is of a hanger type.

10. The mask as claimed in claim 1, wherein the protective part comprises a plurality of layers of filter layers capable of filtering and adsorbing virus particles.