Respiration monitoring device for lung function CT (Computed Tomography) examination

Abstract

The utility model provides a respiration monitoring device for lung function CT examination. The respiration monitoring device comprises a mask shell, an annular pressing plate, an annular air bag, a sealing structure, an air flow monitor, double whistles, a filtering structure, a first connecting pipe, a second connecting pipe, two pressing mechanisms and two hanging lug structures. The interior of the mask shell is hollow, the filtering structure is arranged in the mask shell, the filtering structure is detachably connected with the interior of the mask shell, and the filtering structure can cover the ventilation structure; the mask shell is connected with the annular pressing plate through two pressing mechanisms. According to the respiration monitoring device for the lung function CT examination, the problems that due to the fact that a respiration monitoring device for the CT examination is lacked in the related technology, if a patient suffers from breathing pause or abnormal breathing in the scanning period, medical workers are difficult to perceive the pause or abnormal breathing in time, and corresponding measures are difficult to take are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical auxiliary equipment, and in particular relates to a respiratory monitoring device used for pulmonary function CT examination. Background Art

[0002] CT (Computed Tomography) is a medical imaging technology that uses X-rays and computer processing to create high-resolution cross-sectional images. CT examinations are widely used in clinical practice and can help doctors diagnose and evaluate a variety of diseases and conditions. During a CT examination, patients are usually asked to remain still and not breathe in order to obtain clear image results. CT scans require patients to remain still. Due to the lack of respiratory monitoring devices for CT examinations in related technologies, if a patient has respiratory arrest or abnormal breathing during the scan, it is difficult for medical staff to detect and take appropriate measures in time. Summary of the invention

[0003] In view of this, the present invention aims to solve one of the related technical problems at least to a certain extent.

[0004] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0005] A respiratory monitoring device for pulmonary function CT examination, comprising a mask shell, an annular pressure plate, an annular air bag, a sealing structure, an air flow monitor, a double whistle, a filtering structure, a first connecting pipe, a second connecting pipe, two clamping mechanisms and two ear hanging structures;

[0006] A ventilation structure is provided in the middle of the mask shell, one end of the first connecting tube is detachably connected to the ventilation structure, the other end of the first connecting tube is connected to the air flow monitor, one end of the second connecting tube is connected to the air flow monitor, the other end of the second connecting tube is connected to the double whistle, and the two ear hanging structures are symmetrically arranged on the left and right end surfaces of the mask shell;

[0007] The interior of the mask shell is hollow, the filtering structure is arranged inside the mask shell, the filtering structure is detachably connected to the interior of the mask shell, and the filtering structure can cover the ventilation structure;

[0008] The mask shell is connected to the annular pressure plate through the two clamping mechanisms, the two annular pressure plates are symmetrically arranged, the annular airbag is arranged on the outer end surface of the annular pressure plate, and the sealing structure is used to seal the gap between the annular pressure plate and the mask shell. The annular pressure plate and the annular airbag can both cooperate with the human face.

[0009] Furthermore, it also includes an adjustable neck support structure, which includes a mandibular support plate, a connecting rod, a strap, two support frames and two guide slide bars. The two support frames are symmetrically arranged, and the bottoms of the two support frames are connected and fixed by the connecting rod. A guide slide bar is correspondingly arranged on the top of each support frame. The mandibular support plate is slidably connected to the two guide slide bars, and a groove is provided in the middle of the upper end surface of the mandibular support plate. The support frame is provided with a mounting plate, and the left and right ends of the strap are correspondingly connected to a mounting plate of the support frame.

[0010] Furthermore, the filtering structure includes a filter screen and a filter screen fixing plate, the filter screen is arranged in the middle of the filter screen fixing plate, and the filter screen fixing plate is detachably connected to the mask shell.

[0011] Furthermore, a flange plate is provided on the outer end face of the mask shell, and the flange plate is connected to the annular pressure plate through two clamping mechanisms, and the two clamping mechanisms are symmetrically arranged on the flange plate. The clamping mechanism includes a plurality of elastic clamping devices, and the plurality of elastic clamping devices are evenly arranged on the flange plate.

[0012] Furthermore, the elastic clamping device includes a clamping spring, a buffer rubber block and a connecting bolt, the connecting bolt passes through the flange plate, the threaded portion of the connecting bolt is connected to the annular pressure plate, and the buffer rubber block is arranged between the screwing portion of the connecting bolt and the flange plate.

[0013] Furthermore, the sealing structure includes a step surface, a first annular sealing gasket and a second annular sealing gasket, the step surface is arranged on the inner wall of the mask shell, the first annular sealing gasket is fixedly connected to the step surface, a bent edge is provided in the middle of the annular pressure plate, and the second annular sealing gasket is arranged on the inner wall of the bent edge.

[0014] Furthermore, the ventilation structure includes a first connecting sleeve, a threaded tube and a sealing sleeve, the threaded tube is connected to the mask shell, the first connecting sleeve is fixedly connected to the end of the first connecting tube, the first connecting sleeve and the threaded tube are detachably connected, and the sealing sleeve is sleeved on the outside of the first connecting sleeve.

[0015] Furthermore, the ear-hanging structure includes an ear-hanging base and an ear rope, the ear-hanging base is fixedly connected to the mask shell, and the ear rope is arranged on the ear-hanging base.

[0016] Furthermore, it also includes an external display, which is connected to the air flow monitor.

[0017] Furthermore, a second connecting sleeve is provided at the end of the second connecting pipe away from the air flow monitor, and the second connecting sleeve is threadedly connected to the double whistle.

[0018] Compared with the prior art, the respiratory monitoring device for pulmonary function CT examination described in the utility model has the following advantages:

[0019] The utility model discloses a respiratory monitoring device for pulmonary function CT examination, wherein a plurality of elastic pressing devices are evenly arranged on the flange plate, and by applying appropriate pressure, the gap between the annular pressing plate and the mask shell can be evenly pressed. This uniform pressure distribution helps to maintain the sealing performance of the device and avoid gas leakage. The buffer rubber block is arranged between the screwing part of the connecting bolt and the flange plate, and can absorb the vibration and impact force from the connecting bolt. This buffering effect helps to reduce the discomfort of the device to the user's face and improve the wearing comfort. The sealing structure is composed of a step surface, a first annular sealing pad and a second annular sealing pad, which can effectively seal the gap between the annular pressing plate and the mask shell. In this way, gas leakage can be prevented and the accuracy and reliability of the respiratory monitoring device can be ensured. The filter structure is detachably connected to the mask shell, making it more convenient to clean and replace the filter screen. The user can easily disassemble the filter structure, clean it or replace it with a new filter screen to ensure the continuous and hygienic use of the filtering effect. The annular airbag is arranged in a ring shape inside the mask shell and connected to the mask shell, and can provide uniform pressure distribution through inflation. This helps to keep the mask in good contact with the user's face, ensures that gas does not leak, and provides reliable respiratory monitoring. Due to the flexibility of the annular airbag, it can adapt to the face shape and size of different people. When the airbag is inflated, it can adaptively expand or contract to achieve a close fit with the face, providing a personalized wearing experience. The annular airbag is made of soft material, which can provide a comfortable touch and reduce pressure on the face. This allows the wearer to use the respiratory monitoring device comfortably for longer periods of time and reduce discomfort. The adjustable neck support structure can be adjusted according to the size and shape of the user's neck to provide a personalized wearing experience. The user can adjust the position and tightness of the neck support to adapt it to their neck curve to achieve a more comfortable wearing experience. The neck support structure is designed to provide additional support and stability to ensure that the respiratory monitoring device maintains a good position and fit during wearing. By adjusting the neck support structure, the shaking and displacement of the mask can be effectively reduced, and the wearing stability can be improved. The adjustable neck support structure is reasonably designed to disperse and reduce the pressure on the neck. This is very important for users who wear respiratory monitoring devices for a long time, which can reduce neck discomfort and fatigue. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0021] Figure 1 This is a schematic diagram of a respiratory monitoring device for pulmonary function CT examination according to an embodiment of the utility model;

[0022] Figure 2 This is a schematic diagram of the ventilation structure described in an embodiment of the utility model;

[0023] Figure 3 This is a schematic diagram of the filtering structure described in an embodiment of the utility model;

[0024] Figure 4 This is a schematic diagram of the structure of the elastic pressing device according to an embodiment of the utility model;

[0025] Figure 5 This is a schematic diagram of the sealing structure described in an embodiment of the utility model;

[0026] Figure 6 This is a schematic diagram of the adjustable neck support structure described in an embodiment of the utility model.

[0027] Description of reference numerals:

[0028] 101, mask shell; 102, ear-hanging base; 103, ear rope; 104, bent edge; 201, sealing sleeve; 202, first connecting sleeve; 203, first connecting pipe; 204, threaded pipe; 301, air flow monitor; 302, second connecting pipe; 303, second connecting sleeve; 401, annular pressure plate; 402, annular airbag; 501, filter fixing plate; 502, filter; 601, connecting bolt; 602, compression spring; 603, buffer rubber block; 701, support frame; 702, mounting plate; 703, mandibular support plate; 704, groove; 705, connecting rod; 801, step surface; 802, first annular sealing rubber pad; 803, second annular sealing rubber pad. DETAILED DESCRIPTION

[0029] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0030] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0031] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0032] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0033] A respiratory monitoring device for pulmonary function CT examination, such as Figure 1 As shown, it includes a mask shell 101, an annular pressure plate 401, an annular airbag 402, a sealing structure, an air flow monitor 301, a double whistle, a filtering structure, a first connecting tube 203, a second connecting tube 302, two clamping mechanisms and two ear hanging structures;

[0034] A ventilation structure is provided in the middle of the mask shell 101, one end of the first connecting pipe 203 is detachably connected to the ventilation structure, the other end of the first connecting pipe 203 is connected to the air flow monitor 301, one end of the second connecting pipe 302 is connected to the air flow monitor 301, the other end of the second connecting pipe 302 is connected to the double whistle, and two ear hanging structures are symmetrically arranged on the left and right end faces of the mask shell 101; the interior of the mask shell 101 is hollow, and the filter structure is arranged inside the mask shell 101, and the filter structure is detachably connected to the interior of the mask shell 101, and the filter structure can cover the ventilation structure; in this embodiment, an external display is also included, and the external display is connected to the air flow monitor 301. A second connecting sleeve 303 is provided at the end of the second connecting pipe 302 away from the air flow monitor 301, and the second connecting sleeve 303 is threadedly connected to the double whistle.

[0035] The mask shell 101 is connected to the annular pressing plate 401 through two clamping mechanisms. The two annular pressing plates 401 are symmetrically arranged. The annular airbag 402 is arranged on the outer end surface of the annular pressing plate 401. The sealing structure is used to seal the gap between the annular pressing plate 401 and the mask shell 101. The annular pressing plate 401 and the annular airbag 402 can cooperate with the human face. The annular airbag 402 is arranged in a ring shape inside the mask shell 101 and connected to the mask shell 101, and can provide uniform pressure distribution through inflation. This helps to keep the mask in good fit with the user's face, ensure that the gas does not leak, and provide reliable respiratory monitoring. Due to the flexibility of the annular airbag 402, it can adapt to the facial shape and size of different people. When the airbag is inflated, it can expand or contract adaptively to achieve a close fit with the face, thereby providing a personalized wearing experience. The annular airbag 402 is made of soft material, which can provide a comfortable touch and reduce pressure on the face. This allows the wearer to use the respiratory monitoring device comfortably for a longer time and reduce discomfort.

[0036] like Figure 6As shown, it also includes an adjustable neck support structure, which includes a mandibular support plate 703, a connecting rod 705, a strap, two support frames 701 and two guide slide bars. The two support frames 701 are symmetrically arranged, and the bottoms of the two support frames 701 are connected and fixed by connecting rods 705. A guide slide bar is correspondingly arranged on the top of each support frame 701. The mandibular support plate 703 is slidably connected to the two guide slide bars. A groove 704 is provided in the middle of the upper end surface of the mandibular support plate 703. The support frame 701 is provided with a mounting plate 702, and the left and right ends of the strap are correspondingly connected to a mounting plate 702 of a support frame 701. The adjustable neck support structure can be adjusted according to the size and shape of the user's neck to provide a personalized wearing experience. The user can adjust the position and tightness of the neck support to adapt it to his or her neck curve, so as to achieve a more comfortable wearing experience. The neck support structure is designed to provide additional support and stability to ensure that the respiratory monitoring device maintains a good position and fit during wearing. By adjusting the neck support structure, the shaking and displacement of the mask can be effectively reduced, and the wearing stability can be improved. The adjustable neck support structure is designed to disperse and reduce the pressure on the neck. This is very important for users who wear respiratory monitoring devices for a long time, which can reduce neck discomfort and fatigue.

[0037] like Figure 3 As shown, the filter structure includes a filter screen 502 and a filter screen fixing plate 501. The filter screen 502 is arranged in the middle of the filter screen fixing plate 501, and the filter screen fixing plate 501 is connected to the mask shell 101 by a plurality of screws. The filter structure is detachably connected to the mask shell 101, making it more convenient to clean and replace the filter screen 502. The user can easily disassemble the filter structure, clean it or replace a new filter screen 502 to ensure the continuous filtering effect and hygienic use.

[0038] The outer end surface of the mask shell 101 is provided with a flange plate, which is connected to the annular pressing plate through two pressing mechanisms. The two pressing mechanisms are symmetrically arranged on the flange plate. The pressing mechanisms include three elastic pressing devices, which are evenly arranged on the flange plate. Figure 4As shown, the elastic clamping device includes a clamping spring 602, a buffer rubber block 603 and a connecting bolt 601, the connecting bolt 601 passes through the flange plate, the threaded portion of the connecting bolt 601 is connected to the annular pressure plate 401, and the buffer rubber block 603 is arranged between the screwing portion of the connecting bolt 601 and the flange plate. The three elastic clamping devices are evenly arranged on the flange plate, and by applying appropriate pressure, it can be ensured that the gap between the annular pressure plate 401 and the mask shell 101 is evenly compressed. This uniform pressure distribution helps to maintain the sealing performance of the device and avoid gas leakage. The buffer rubber block 603 is arranged between the screwing portion of the connecting bolt 601 and the flange plate, and can absorb the vibration and impact force from the connecting bolt 601. This buffering effect helps to reduce the discomfort of the device to the user's face and improve the wearing comfort.

[0039] like Figure 5 As shown, the sealing structure includes a step surface 801, a first annular sealing gasket and a second annular sealing gasket, the step surface 801 is arranged on the inner wall of the mask shell 101, the first annular sealing gasket is integrally connected with the step surface 801, a curved edge 104 is arranged in the middle of the annular pressing plate 401, and the second annular sealing gasket is arranged on the inner wall of the curved edge 104. The sealing structure is composed of the step surface 801, the first annular sealing gasket and the second annular sealing gasket, and can effectively seal the gap between the annular pressing plate 401 and the mask shell 101. In this way, gas leakage can be prevented, and the accuracy and reliability of the respiratory monitoring device can be ensured.

[0040] like Figure 2 As shown, the ventilation structure includes a first connecting sleeve 202, a threaded tube 204 and a sealing sleeve 201. The threaded tube 204 is connected to the mask shell 101. The first connecting sleeve 202 is threadedly connected to the end of the first connecting tube 203. The first connecting sleeve 202 is threadedly connected to the threaded tube 204. The sealing sleeve 201 is sleeved on the outside of the first connecting sleeve 202.

[0041] The ear-hanging structure includes an ear-hanging base 102 and an ear rope 103 . The ear-hanging base 102 is integrally connected to the mask shell 101 , and the ear rope 103 is arranged on the ear-hanging base 102 .

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A respiratory monitoring device for pulmonary function CT examination, characterized in that: It comprises a mask shell (101), an annular pressing plate (401), an annular air bag (402), a sealing structure, an air flow monitor (301), a double whistle, a filtering structure, a first connecting pipe (203), a second connecting pipe (302), two pressing mechanisms and two hanging ear structures; A ventilation structure is provided in the middle of the mask shell (101); one end of the first connecting tube (203) is detachably connected to the ventilation structure; the other end of the first connecting tube (203) is connected to the air flow monitor (301); one end of the second connecting tube (302) is connected to the air flow monitor (301); the other end of the second connecting tube (302) is connected to the double whistle; and the two ear hanging structures are symmetrically arranged on the left and right end surfaces of the mask shell (101); The interior of the mask shell (101) is hollow, the filtering structure is arranged inside the mask shell (101), the filtering structure is detachably connected to the interior of the mask shell (101), and the filtering structure can cover the ventilation structure; The mask shell (101) is connected to the annular pressure plate (401) via the two clamping mechanisms; the two annular pressure plates (401) are symmetrically arranged; the annular airbag (402) is arranged on the outer end surface of the annular pressure plate (401); the sealing structure is used to seal the gap between the annular pressure plate (401) and the mask shell (101); the annular pressure plate (401) and the annular airbag (402) can both cooperate with the human face.

2. A respiratory monitoring device for pulmonary function CT examination according to claim 1, characterized in that: The invention also includes an adjustable neck support structure, which includes a mandibular support plate (703), a connecting rod (705), a strap, two support frames (701) and two guide slide bars. The two support frames (701) are symmetrically arranged, and the bottoms of the two support frames (701) are connected and fixed by the connecting rod (705). A guide slide bar is correspondingly arranged on the top of each support frame (701). The mandibular support plate (703) is slidably connected to the two guide slide bars. A groove (704) is provided in the middle of the upper end surface of the mandibular support plate (703). The support frame (701) is provided with a mounting plate (702), and the left and right ends of the strap are correspondingly connected to a mounting plate (702) of the support frame (701).

3. A respiratory monitoring device for pulmonary function CT examination according to claim 1, characterized in that: The filtering structure comprises a filter screen (502) and a filter screen fixing plate (501), wherein the filter screen (502) is arranged in the middle of the filter screen fixing plate (501), and the filter screen fixing plate (501) is detachably connected to the mask shell (101).

4. A respiratory monitoring device for pulmonary function CT examination according to any one of claims 1 to 3, characterized in that: The outer end surface of the mask shell (101) is provided with a flange plate, and the flange plate is connected to the annular pressure plate through two clamping mechanisms, and the two clamping mechanisms are symmetrically arranged on the flange plate. The clamping mechanism includes a plurality of elastic clamping devices, and the plurality of elastic clamping devices are evenly arranged on the flange plate.

5. A respiratory monitoring device for pulmonary function CT examination according to claim 4, characterized in that: The elastic clamping device comprises a clamping spring (602), a buffer rubber block (603) and a connecting bolt (601), wherein the connecting bolt (601) passes through the flange plate, the threaded portion of the connecting bolt (601) is connected to the annular pressure plate (401), and the buffer rubber block (603) is arranged between the screwing portion of the connecting bolt (601) and the flange plate.

6. A respiratory monitoring device for pulmonary function CT examination according to claim 4, characterized in that: The sealing structure comprises a step surface (801), a first annular sealing gasket and a second annular sealing gasket, the step surface (801) being arranged on the inner wall of the mask shell (101), the first annular sealing gasket being fixedly connected to the step surface (801), a bent edge (104) being arranged in the middle of the annular pressure plate (401), and the second annular sealing gasket being arranged on the inner wall of the bent edge (104).

7. A respiratory monitoring device for pulmonary function CT examination according to claim 4, characterized in that: The ventilation structure comprises a first connecting sleeve (202), a threaded tube (204) and a sealing sleeve (201); the threaded tube (204) is connected to the mask shell (101); the first connecting sleeve (202) is fixedly connected to the end of the first connecting tube (203); the first connecting sleeve (202) and the threaded tube (204) are detachably connected; and the sealing sleeve (201) is sleeved on the outside of the first connecting sleeve (202).

8. A respiratory monitoring device for pulmonary function CT examination according to claim 4, characterized in that: The ear-hanging structure comprises an ear-hanging base (102) and an ear rope (103); the ear-hanging base (102) is fixedly connected to the mask shell (101); and the ear rope (103) is arranged on the ear-hanging base (102).

9. A respiratory monitoring device for pulmonary function CT examination according to claim 4, characterized in that: It also includes an external display, which is connected to the air flow monitor (301).

10. A respiratory monitoring device for pulmonary function CT examination according to claim 4, characterized in that: A second connecting sleeve (303) is provided at the end of the second connecting pipe (302) away from the air flow monitor (301), and the second connecting sleeve (303) is threadedly connected to the double whistle.

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