CN213609193U

CN213609193U - Painless face guard for microscopic examination

Info

Publication number: CN213609193U
Application number: CN202022143293.2U
Authority: CN
Inventors: 蒋烨; 白刚; 秦文东; 徐丁滔; 徐继红; 曾丽琼
Original assignee: Shanghai Fourth People's Hospital
Current assignee: Shanghai Fourth People's Hospital
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-07-06
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a painless mirror is examined and is used face guard relates to medical instrument technical field. A face mask for painless microscopic examination comprises a face mask main body, wherein the edge of the bottom of the face mask main body is provided with an annular closed air bag used for contacting with the skin; the mask main body is provided with a trachea interface and a bronchofiberscope inlet, the trachea interface is used for being connected with a ventilation structure for ventilation, and the bronchofiberscope inlet is arranged on the top surface of the mask main body and used for the bronchofiberscope to pass through; one side or both sides that correspond people's mouth region on the gasbag are equipped with the suction structure in order to attract oropharynx secretion, the suction structure includes that the negative pressure attracts pipe and sets up the trompil on the gasbag, the trompil passes through the check valve and connects the negative pressure and attracts the pipe, and the output of negative pressure attracts the pipe to be linked together with the external world and is connected with the vacuum aspiration ware. The utility model discloses a face guard has not only realized multitube simultaneous use, still is convenient for handle patient's oropharynx secretion at the microscopic examination in-process, has further improved the inspection security.

Description

Painless face guard for microscopic examination

Technical Field

The utility model relates to the technical field of medical equipment.

Background

In endoscopic (such as gastroscope, nasal endoscope and bronchoscope) diagnosis and treatment, the painless technique is usually implemented to relieve the discomfort of the patient. Taking a painless gastroscope as an example, the gastroscope is inserted into the stomach by a thin and soft tube, and doctors can directly observe the pathological changes of the esophagus, the stomach and the duodenum, especially the tiny pathological changes. When anesthesia is carried out in painless gastroscopy, a patient has the danger of respiratory depression, at the moment, an anesthesia doctor needs to carry out auxiliary ventilation in time, a common mask only has one pore passage, oxygen cannot be supplied simultaneously during gastroscopy, if the patient has oxygen deficiency in the operation process of the gastroscope, the patient can only be pulled out of the gastroscope and then fastened to the mouth and nose part of the patient through the common mask for auxiliary ventilation or controlled ventilation to ensure safety, and therefore the interruption or even failure of the gastroscope diagnosis can be caused, and the life of the patient can be threatened if the patient is not treated in time.

In view of the above, there is provided in the prior art a painless gastroscopic mask having a gas supply tube port and a gastroscopic catheter port: when examination and treatment are carried out, the air supply pipe orifice can be connected with a breathing machine for ventilation and is matched with oxygen inhalation of a patient, so that the incidence rate of hypoxemia in the examination process is reduced; the gastroscope catheter port is specially matched with a gastroscope catheter. Taking chinese patent CN201910918275.6 as an example, it discloses a painless gastroscope mask: comprises a mask body, wherein the mask body is provided with a connecting hole connected with an air supply pipe; the mask body is provided with a mounting pipe extending downwards at a position opposite to the mouth, a connecting pipe is connected inside the mounting pipe, the inner diameter of the connecting pipe is matched with the outer diameter of the endoscope, and the endoscope sequentially penetrates through the mounting pipe and the connecting pipe and then enters the human body through the mouth of a patient. Considering the ventilation effect, parts such as soft valve, sealing washer still can be equipped with as seal structure in gastroscope pipe mouth department for the gastroscope pipe still with outside isolated through the inner chamber of face guard behind soft valve or the sealing washer, the inner chamber of face guard has formed inclosed space and has communicated with breathing machine and human respiratory track, makes the oxygen of breathing machine can impress the lung effectively, thereby has guaranteed that the patient breathes.

However, the above-mentioned painless gastroscopic mask, although realizing the simultaneous use of multiple tubes, cannot treat the oropharyngeal secretions of the patient. In the operation process of the painless gastroscope, the secretion of the oropharynx of the patient is increased due to the particularity of the examination, and if the secretion is not timely treated, the risk of choking, aspiration and the like of the patient can be caused, and the life of the patient can be influenced by serious patients. In summary, how to provide a painless air supply mask for microscopic examination without taking, which is convenient for a doctor to operate and can improve examination safety, based on the prior art is a technical problem that needs to be solved at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: overcomes the defects of the prior art and provides a mask for painless microscopic examination. The utility model provides a painless mirror is examined and is used face guard corresponds regional attraction structure that is provided with of people's mouth on the gasbag with skin contact and attracts the oropharynx secretion, and the check valve pressurized makes the trompil open when gasbag and the facial contact of patient, and oropharynx secretion is siphoned away through the trompil under the negative pressure effect, and the mirror of being convenient for is examined the in-process and is handled patient's oropharynx secretion, has further improved the inspection security.

In order to achieve the above object, the utility model provides a following technical scheme:

a face mask for painless microscopic examination comprises a face mask main body, wherein the edge of the bottom of the face mask main body is provided with an annular closed air bag used for contacting with the skin;

the mask main body is provided with a trachea interface and a bronchofiberscope inlet, the trachea interface is used for being connected with a ventilation structure for ventilation, and the bronchofiberscope inlet is arranged on the top surface of the mask main body and used for the bronchofiberscope to pass through;

one side or both sides that correspond people's mouth region on the gasbag are equipped with the suction structure in order to attract oropharynx secretion, the suction structure includes that the negative pressure attracts pipe and sets up the trompil on the gasbag, the trompil passes through the check valve and connects the negative pressure and attracts the pipe, and the output of negative pressure attracts the pipe to be linked together with the external world and is connected with the vacuum aspiration ware.

When the air bag is contacted with the face of a patient, the one-way valve is pressed to open the opening, and oropharyngeal secretions are sucked away through the opening under the action of negative pressure.

Furthermore, the face mask for painless microscopic examination is a gastroscope face mask, the bronchofiberscope inlet is positioned at the corresponding position of the mouth of a person on the top surface of the face mask main body, and a gastroscope bite is connected below the bronchofiberscope inlet.

Furthermore, the mask main body is a curved surface body which is matched with the mouth, the nose and the face of a human body in shape, an air bag inflation interface is arranged on the outer side of the mask main body and communicated with an inner cavity of the annular airtight air bag, and a one-way valve is arranged in the air bag inflation interface.

The bronchofiberscope further comprises a three-way pipe arranged on the bronchofiberscope inlet, the upper port of the three-way pipe is a gastroscope socket, and a one-way valve is arranged corresponding to the gastroscope socket to prevent gas from flowing out; the side port of the three-way pipe is connected with an artificial air passage; the lower port of the three-way pipe is connected with the upper end of the bronchofiberscope inlet, and the lower end of the bronchofiberscope inlet is connected with the gastroscope bite through a connecting pipe.

Further, the one-way valve is a funnel-shaped one-way valve.

Furthermore, the inner surface of the gastroscope channel formed by the three-way pipe and the connecting pipe is made of hard plastics or is made of silicon rubber and is coated with high polymer materials for ultra-smooth treatment so as to facilitate the passage of the gastroscope.

Further, the suction structure further comprises a secretion storage cavity, the one-way valve comprises a valve flap and an elastic body, and the valve flap is installed at the opening hole through the elastic body and protrudes relative to the opening hole to seal the opening hole;

when the air bag is contacted with the face of a patient, the valve flap is pressed and compresses the elastic body to separate the valve flap from the opening, the opening is opened, and oropharyngeal secretions enter the secretion storage cavity through the opened opening and are stored under the suction of the negative pressure suction tube.

Furthermore, the number of the open holes is 2-5, the elastic body is a spring, and the outer surface of the valve clack is arc-shaped and is matched with the size of the open holes.

Further, the mask main body is of a transparent balloon-shaped structure, and the annular closed air bag is a transparent elliptical annular air bag.

Furthermore, two side surfaces of the mask body are provided with head cover belts, and the mask is worn on the head of the patient through the head cover belts.

The utility model discloses owing to adopt above technical scheme, compare with prior art, as the example, have following advantage and positive effect: painless face guard for microscopic examination includes the gasbag with skin contact, correspond the regional attraction structure that is provided with of people's mouth on the gasbag and attract oropharynx secretion, when gasbag and the facial contact of patient one-way valve pressurized make the trompil open, oropharynx secretion is siphoned away through the trompil under the negative pressure effect, and the microscopic examination in-process of being convenient for is handled patient's oropharynx secretion, has further improved the inspection security.

Drawings

Fig. 1 is a schematic structural view of a painless microscopic mask provided by an embodiment of the present invention.

Fig. 2 is a schematic view of the bottom structure of the airbag of the mask according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an attraction structure provided in the embodiment of the present invention.

Fig. 4 is a cross-sectional view of a painless gastroscopic mask according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a three-way pipe provided by the embodiment of the present invention.

Fig. 6 is a top view of a painless gastroscopic mask with a fixation mechanism installed according to an embodiment of the present invention.

Description of reference numerals:

the mask comprises a mask 100, a mask body 110, an air bag inflation port 120, a rim 121, an air bag 130, a trachea port 140, a bronchofiberscope placing port 150, a negative pressure suction tube 160, a negative pressure suction device 170, a three-way tube 180 and a fixing mechanism 190;

a balloon body 131, a suction structure 132, a check valve 132a, a communication hole 132b, a secretion storage chamber 132 c;

a connecting tube 151, a gastroscope bite 152;

upper port 181, side port 182, lower port 183, seal 184.

Detailed Description

The painless microscopic examination mask disclosed by the invention is further described in detail with reference to the accompanying drawings and specific embodiments. It should be noted that technical features or combinations of technical features described in the following embodiments should not be considered as being isolated, and they may be combined with each other to achieve better technical effects. In the drawings of the embodiments described below, the same reference numerals appearing in the respective drawings denote the same features or components, and may be applied to different embodiments. Thus, once an item is defined in one drawing, it need not be further discussed in subsequent drawings.

It should be noted that the structures, ratios, sizes, etc. shown in the drawings of the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modifications of the structures, changes of the ratio relationships or adjustments of the sizes should fall within the scope that the technical contents disclosed in the present invention can cover without affecting the functions and the achievable purposes of the present invention. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

Examples

Referring to fig. 1, a painless mask for microscopic examination is provided for the embodiment of the present invention.

The painless microscopic mask 100 comprises a mask body 110, and the bottom edge 121 of the mask body 110 is provided with an annular airtight air bag 130 for contacting with the skin. Gasbag 130 has the cushioning effect with the facial skin contact of patient, and patient's comfort level is good, and in addition, human skin tissue is flexible tissue, and gasbag 130 also is soft structure to realize gasbag 130 and the seamless laminating of skin, help face guard main part 110 to form airtight space.

The outer side of the mask body 110 may be further provided with a balloon inflation port 120, the balloon inflation port 120 is communicated with the inner cavity of the annular airtight balloon 130, and the annular airtight balloon 130 can be inflated through the balloon inflation port 120. Further, a check valve may be disposed in the airbag inflation port 120, so as to prevent or reduce airbag leakage.

In this embodiment, the mask body 110 may be a transparent balloon-like structure, and the annular sealing balloon 130 may be a transparent elliptical annular balloon, so that medical staff can observe the gastroscope insertion situation, the patient's facial situation, and the like through the mask body. Furthermore, two side faces of the mask main body can be provided with headgear straps, and the mask is worn on the head of a patient through the headgear straps.

The mask body 110 is provided with a trachea interface 140 and a bronchofiberscope inlet 150. The tracheal interface 140 is used to connect a ventilation structure for ventilation. The bronchofiberscope inlet 150 is disposed on the top surface of the mask body for passage of a bronchofiberscope therethrough. Taking the mask for painless gastroscopy as an example, the bronchofiberscope inlet 150 can be positioned at a position corresponding to the mouth of a person on the top surface of the mask body, and a gastroscope bite can be connected below the bronchofiberscope inlet 150. At this time, the inner diameter of the bronchofiberscope inlet 150 may be determined according to the type of the gastroscope, and a sealing ring or other airtight structure may be further installed at the bronchofiberscope inlet 150 to prevent air leakage.

Referring to fig. 2, in the present embodiment, a suction structure 132 is provided on one side or both sides of the air bag 130 corresponding to the mouth region of the person to suck oropharyngeal secretions. Specifically, the suction structure 132 may include a negative pressure suction tube 160 and an opening disposed on the balloon 130, the opening is connected to the negative pressure suction tube 160 through a one-way valve, and an output end of the negative pressure suction tube 160 is connected to the outside through a negative pressure suction device 170.

When the bladder 130 is in contact with the patient's face, the one-way valve in the opening in the bladder 130 is pressed to open the opening and oropharyngeal secretions can be sucked through the opening under negative pressure. The number of the openings can be set to 1-8 or more according to the requirement. Therefore, the suction structures are arranged on the two sides of the mouth part of the air bag, which is in contact with the patient, the negative pressure suction tube is placed in the suction structures, and the negative pressure suction tube is communicated with the outside and can be connected with the negative pressure suction device. When the face guard is worn on the face of a patient, the air bag 130 contacts with the face of the patient, the face of the patient exerts pressure on the one-way valve to open the opening, and the secretion can be sucked away under the negative pressure action of the negative pressure suction tube 160 through the operation of the negative pressure suction device 170, so that the risks of choke cough, aspiration and the like of the patient caused by the oropharyngeal secretion are avoided, and the inspection safety is improved.

Preferably, the suction structure 132 may further include a secretion storage chamber, and the one-way valve includes a valve flap and an elastic body, the valve flap being installed at the opening hole through the elastic body and protruding with respect to the opening hole to close the opening hole; when the air bag is contacted with the face of a patient, the valve flap is pressed and compresses the elastic body to separate the valve flap from the opening, the opening is opened, and oropharyngeal secretions enter the secretion storage cavity through the opened opening and are stored under the suction of the negative pressure suction tube. In this embodiment, the number of the openings is 2-5, the elastic body is a spring, and the outer surface of the valve flap is arc-shaped and is matched with the size of the opening.

Referring to fig. 3, taking 3 openings as an example, each opening is provided with a suction structure 132. The suction structure 132 includes a check valve 132a, a communication hole 132b, a secretion storage chamber 132c, and a negative pressure suction tube 160. The check valve 132a is installed corresponding to the opening hole, and when the opening hole is opened, the opening hole may communicate with the secretion storage chamber 132c through the communication hole 132 b. The secretion storage chamber 132c communicates with the input end of the negative pressure suction tube 160, and the output end of the negative pressure suction tube 160 communicates with the external negative pressure suction unit 170.

As a typical example, the check valve 132a may include a valve flap and an elastic body. The outer surface of the valve clack is arc-shaped and is matched with the size of the opening (the opening can be blocked), and the valve clack is installed at the opening through an elastic body and protrudes relative to the opening to block the opening. When the air bag is in contact with the face of the patient, the outer surface of the valve flap protruding relative to the opening is pressed, the valve flap moves downward to compress the elastic body, so that the valve flap is separated from the opening, and the opening is opened. The user operates the negative pressure suction apparatus, and the oropharyngeal secretions at the open pore can enter and exit the secretion storage cavity 132c for storage through the open pore under the suction of the negative pressure suction tube 160.

In this embodiment, the elastic body is preferably a spring. Of course, other elastic structures may be adopted as required, as long as the elastic structure can be compressed and deformed when being stressed and can recover and deform when being relieved of stress, and the specific structure of the elastic body should not be taken as a limitation on the attraction structure.

Referring to fig. 4, a typical structure of the painless gastroscope mask provided by the present invention is illustrated. The mask body 110 is a curved body adapted to the shape of the mouth, nose and face of a human body, the curved body can be in a shape with a narrow upper part and a wide lower part so as to fit the curve of the face of the human body, and the front edge of the mask is as narrow as possible so as to avoid oppression on the eyes of a patient.

A tee 180 may be attached to the bronchofiberscope inlet 150. Specifically, as shown in fig. 5, the upper port 181 of the three-way pipe 180 is a gastroscope socket, and a check valve is disposed corresponding to the gastroscope socket to prevent gas from flowing out. Preferably, the one-way valve is a funnel-shaped one-way valve. Furthermore, the one-way valve is made of a silica gel material, has the characteristics of excellent flexibility and wear resistance, and does not damage the gastroscope body when the gastroscope passes through.

The side port 182 of the tee 180 may be connected to an artificial airway.

The lower port 183 of the three-way pipe 180 is connected with the upper end of the bronchofiberscope inlet 150, and the lower end of the bronchofiberscope inlet 150 can be connected with the gastroscope bite 152 through the connecting pipe 151. In consideration of the connection sealing performance of the tee 180 and the connection pipe 151, the outer surface of the lower port 183 may be provided with a sealing member 184, which may be an elastic structure such as a rubber O-ring, a silicone O-ring, a rubber sleeve, or a silicone sleeve, which is sleeved on the outer surface of the lower port.

When the tee pipe 180 is provided, the inner diameters of the upper port 181 and the lower port 183 may be equal to each other, and the outer diameter of the side port 182 may be equal to the inner diameters of the upper and lower ports. Meanwhile, the outer diameter of the lower port 183 is equal to the inner diameter of the connection pipe 151. During manufacturing, the connecting pipe, the gastroscope seam and the mask main body can be manufactured in an integrated mode or assembled after being manufactured in a split mode.

In this embodiment, in order to facilitate the passage of the gastroscope, the inner surface of the gastroscope channel formed by the three-way tube and the connecting tube is made of rigid plastic or is coated with a high polymer material by a silicon rubber material for ultra-smooth treatment. The inner diameter of the gastroscopic channel should be the same as the outer diameter of the gastroscopic fiber and capable of allowing the gastroscopic fiber to pass through

Referring to fig. 6, further, a fixing mechanism 190 may be disposed on the outer side of the tracheal tube interface 140 to assist in fixing the ventilation structure and facilitate fixing the mask on the head of the patient through a headgear strap. Specifically, the fixing mechanism can be composed of a fixing ring and a fixing hook, the fixing ring is sleeved on the joint of the air pipe connector 140, the number of the fixing hooks is four, and the fixing hooks are distributed on the fixing ring at equal intervals. This design can realize axial fixity, avoids fixed blind area, convenient operation simultaneously.

By way of example and not limitation, the steps of using the painless gastroscopic mask provided by the present invention can be summarized as follows: medical staff fills up the annular airtight gasbag through the gasbag interface of aerifing, places the gastroscope bite in patient's mouth again, then fixes the face guard at patient's face through the headgear strap. The gastroscope is operated through the three-way pipe, the connecting pipe and the gastroscope bite on the bronchofiberscope inlet on the mask main body, and positive pressure ventilation can be always provided for the mask through the trachea interface in the whole operation process, so that the operation of gastroscopy is not influenced. During operation, the suction structure on the air bag can suck the oropharyngeal secretions of the patient, such as saliva, sputum and the like. The utility model discloses can reduce the loaded down with trivial details operation of doctor, facilitate for the gastroscope diagnosis and treatment process, shorten gastroscope diagnosis and treatment time, provide the inspection security.

It is within the scope of the disclosure that the various components may be selectively and operatively combined in any number. In addition, terms like "comprising," "including," and "having" should be interpreted as inclusive or open-ended, rather than exclusive or closed-ended, by default, unless explicitly defined to the contrary. All technical, scientific, or other terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs unless defined otherwise. Common terms found in dictionaries should not be interpreted too ideally or too realistically in the context of related art documents unless the present disclosure expressly limits them to that. Any alterations and modifications of the present invention based on the above disclosure will be apparent to those skilled in the art from the present disclosure, and all such modifications and modifications are intended to fall within the scope of the appended claims.

Claims

1. The utility model provides a painless for microscopic examination face guard, includes the mask body, and the bottom edge of mask body is equipped with the airtight gasbag of annular and is used for contacting its characterized in that with the skin:

2. The painless microscopic mask as claimed in claim 1, characterized in that: the face guard for painless microscopic examination is a gastroscope face guard, the bronchofiberscope inlet is positioned at the corresponding position of the mouth of a person on the top surface of the face guard main body, and a gastroscope bite is connected below the bronchofiberscope inlet.

3. The painless microscopic mask as claimed in claim 2, characterized in that: the mask main body is a curved surface body which is matched with the mouth, the nose and the face of a human body in shape, an air bag inflation interface is arranged on the outer side of the mask main body and communicated with an inner cavity of the annular airtight air bag, and a one-way valve is arranged in the air bag inflation interface.

4. The painless microscopic mask as claimed in claim 2, characterized in that: the bronchofiberscope device also comprises a three-way pipe arranged on the bronchofiberscope inlet, the upper port of the three-way pipe is a gastroscope socket, and a one-way valve is arranged corresponding to the gastroscope socket to prevent gas from flowing out; the side port of the three-way pipe is connected with an artificial air passage; the lower port of the three-way pipe is connected with the upper end of the bronchofiberscope inlet, and the lower end of the bronchofiberscope inlet is connected with the gastroscope bite through a connecting pipe.

5. The painless microscopy mask as set forth in claim 4, wherein: the one-way valve is a funnel-shaped one-way valve.

6. The painless microscopy mask as set forth in claim 4, wherein: the inner surface of the gastroscope channel formed by the three-way pipe and the connecting pipe is coated with high polymer material by hard plastic or silicon rubber for ultra-smooth treatment so as to facilitate the passage of the gastroscope.

7. The painless microscopy mask of any one of claims 1-6, wherein: the suction structure further comprises a secretion storage cavity, the one-way valve comprises a valve flap and an elastic body, and the valve flap is installed at the opening hole through the elastic body and protrudes relative to the opening hole to seal the opening hole;

8. The painless microscopy mask of claim 7, wherein: the number of the open holes is 2-5, the elastic body is a spring, and the outer surface of the valve clack is arc-shaped and is matched with the size of the open holes.

9. The painless microscopy mask of any one of claims 1-6, wherein: the mask main body is of a transparent balloon-shaped structure, and the annular airtight air bag is a transparent elliptical annular air bag.

10. The painless microscopy mask of any one of claims 1-6, wherein: two side surfaces of the mask main body are provided with headgear straps, and the mask is worn on the head of a patient through the headgear straps.