CN215504985U

CN215504985U - Endotracheal tube with pressure indication function for gynecological examination

Info

Publication number: CN215504985U
Application number: CN202122016983.6U
Authority: CN
Inventors: 陈修静; 李兵; 吕秀丽; 李珂佳
Original assignee: Zhengzhou Meizhong Shangdu Maternity Hospital Co ltd
Current assignee: Zhengzhou Meizhong Shangdu Maternity Hospital Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-14
Anticipated expiration: 2031-08-25

Abstract

The application discloses gynaecology is produced and is detected with gynaecology and is produced endotracheal tube that detects with area pressure instruction function, through set up the cover bag on stretching into the end lateral wall at the pipe, and set up the portion of swelling on the cover bag tip, and set up flexible film pressure sensor in the lateral wall intermediate layer of the portion of swelling relatively, the realization is to cover bag and the accurate measurement of airway pressure, when the cover bag internal pressure takes place the micro-change, can accurate reflection, avoid leading to the damage to patient's air flue because of the rise of cover bag internal pressure or reduction, improve the accuracy of aerifing of cover bag. Through the pressure that produces after direct measurement cover bag and the air flue extrusion, can improve the pressure measurement accuracy, flexible film pressure sensor measurement sensitivity is higher, can the accurate measurement cover bag and air flue between the trace pressure change, is convenient for adjust cover bag inflation volume in view of the above, improves patient's comfort level, reduces because the cover bag exerts all kinds of organ damage that the pressure is too big to lead to the air flue.

Description

Endotracheal tube with pressure indication function for gynecological examination

Technical Field

The application relates to the technical field of anesthesia, in particular to a tracheal catheter with a pressure indication function for gynecological examination.

Background

During general anesthesia operation, in order to ensure that normal respiration of a human body is not affected, endocrine in an airway is easy to clear, oxygen inhalation is convenient, and auxiliary or controlled ventilation is performed, an airway catheter is often inserted into a trachea of the human body through a pharyngeal cavity to maintain ventilation in the general anesthesia operation or be used for respiratory maintenance of a patient who cannot perform spontaneous respiration.

For guaranteeing the air output and the effect of dosing, set up the cover sac on the inlet end outer wall of current pipe, realize the shutoff to the air flue through the cover sac, can guarantee the air input, avoid the mistake to inhale, avoid the secretion to get into the air flue, improve the tidal volume, nevertheless its inflation degree is being concerned with to cover sac internal gas volume, if cover sac air time overlength, pressure too big can increase influences patient's throat blood supply, lead to the painful and unable vocal problem of throat. In severe cases, the blood vessel can transmit tiny arterial pressure to the capillary vessel on the side wall of the airway, and ischemia and necrosis can be caused.

SUMMERY OF THE UTILITY MODEL

The application provides a tracheal catheter with pressure indication function for gynecological examination, which is used for solving the technical problem.

The application provides a gynaecology is produced detection with endotracheal tube who takes pressure instruction function includes: the device comprises a guide pipe, a cuff, a flexible film pressure sensor, an inflatable interlayer, a conductive interlayer, a power supply box and a display, wherein a gas outlet end is arranged at the first end of the guide pipe, and a gas inlet end is arranged at the second end of the guide pipe; the first end of the catheter is sleeved with the cuff; the second end of the conduit is communicated with the air outlet of the anesthesia machine;

an inflatable interlayer is coated and arranged on the outer wall of the conduit; the outer wall of the inflatable interlayer is provided with a conductive interlayer; the first end of the inflatable interlayer is communicated with the air inlet of the cuff; the second end of the inflatable interlayer is provided with an inflation inlet;

a cavity is arranged between the cuff and the outer wall of the catheter; the cavity is communicated with the inflatable interlayer; after inflation, the cuff expands, and the outer wall of the expansion part is attached to the airway; the outer wall of the swelling part is provided with an accommodating interlayer, and the flexible film pressure sensor is arranged in the accommodating interlayer;

the cross section of the expanded cuff comprises a rectangular area and an arc area; the rectangular area is arranged close to the outer wall of the guide pipe; the circular arc area is arranged outside the rectangular area, and the swelling part is arranged at the farthest end of the circular arc area;

the flexible film pressure sensor is in power supply connection with the power supply box through the conductive interlayer; the flexible film pressure sensor is electrically connected with the display; the display is arranged on the side wall of the power supply box.

Preferably, a conductive structure is arranged in the conductive interlayer; the first end of the conductive structure extends into the accommodating interlayer and is electrically connected with the flexible film pressure sensor;

and the second end of the conductive structure extends out of the conductive interlayer and is electrically connected with the power supply box and the display.

Preferably, the method comprises the following steps: and the second end of the inflatable interlayer is communicated with an air outlet of the peristaltic pump.

Preferably, the method comprises the following steps: the connecting sleeve is arranged on the second end of the conduit and is in interference fit with the air outlet end of the anesthesia machine.

Preferably, the method comprises the following steps: the first end of the guide pipe is provided with an air inlet guide head.

Preferably, the intake air guide head includes: beveled end, blunt end; the bevel opening end is arranged on the first end of the conduit, and the end surface of the bevel opening end is a bevel opening; the extension end of the beveled end is attached in the air passage, and the extension end of the beveled end is a blunt end.

The beneficial effects that this application can produce include:

1) the utility model provides a gynaecology's obstetrics detects with endotracheal tube who takes pressure instruction function, through set up the cover bag on the end lateral wall that stretches into at the pipe, and set up the portion of swelling on the cover bag tip, and set up flexible film pressure sensor in the lateral wall intermediate layer of the portion of swelling relatively, the realization is to the accurate measurement of cover bag and airway pressure, when the cover bag internal pressure takes place the micro-change, can accurate reflection, avoid leading to the damage to patient's air flue because of the rising of cover bag internal pressure or reduction, improve the accuracy of aerifing of cover bag. Through the pressure that produces after direct measurement cover bag and the air flue extrusion, can improve the pressure measurement accuracy, flexible film pressure sensor measurement sensitivity is higher, can the accurate measurement cover bag and air flue between the trace pressure change, is convenient for adjust cover bag inflation volume in view of the above, improves patient's comfort level, reduces because the cover bag exerts all kinds of organ damage that the pressure is too big to lead to the air flue.

2) The utility model provides a woman is born and is detected with endotracheal tube who takes pressure instruction function, through being connected flexible film pressure sensor and display electricity, shows the pressure value of cuff and air flue in real time, and the medical personnel of being convenient for accurately judges the interior condition of patient's air flue, reduces the dependence of condition judgement to medical personnel's experience behind the intubate.

Drawings

Fig. 1 is a schematic front view structural diagram of an endotracheal tube with a pressure indicating function for gynecological examination provided by the present application;

FIG. 2 is a schematic side view of a cuff provided herein;

illustration of the drawings:

10. a conduit; 11. connecting sleeves; 12. an air inlet guide head; 121. a beveled end; 122. a blunt tip; 20. a cuff; 21. a flexible membrane pressure sensor; 211. arranging wires; 22. an inflatable interlayer; 23. a conductive interlayer; 24. a power supply box; 241. a display; 30. a peristaltic pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is 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," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the utility model provides a gynaecology and obstetrics detects with endotracheal tube of taking pressure instruction function includes: the device comprises a guide tube 10, a cuff 20, a flexible film pressure sensor 21, an inflatable interlayer 22, a conductive interlayer 23, a power supply box 24 and a display 241, wherein a gas outlet end is arranged at a first end of the guide tube 10, and a gas inlet end is arranged at a second end of the guide tube; a first end of the catheter 10 is fitted with a cuff 20; the second end of the conduit 10 is communicated with the air outlet of the anesthesia machine;

the outer wall of the conduit 10 is covered with an inflatable interlayer 22; the outer wall of the inflatable interlayer 22 is provided with a conductive interlayer 23; a first end of the inflatable interlayer 22 is communicated with the air inlet of the cuff 20; the second end of the inflatable interlayer 22 is provided with an inflation inlet;

a cavity is arranged between the cuff 20 and the outer wall of the catheter 10; the cavity is communicated with the inflatable interlayer 22; after inflation, the cuff 20 swells, and the outer wall of the swelling part is attached to the airway; the outer wall of the swelling part is provided with an accommodating interlayer, and the flexible film pressure sensor 21 is arranged in the accommodating interlayer;

the cross section of the expanded cuff 20 comprises a rectangular area and a circular arc area; the rectangular area is arranged close to the outer wall of the guide pipe 10; the circular arc area is arranged outside the rectangular area, and the swelling part is arranged at the farthest end of the circular arc area;

the flexible film pressure sensor 21 is in power supply connection with a power supply box 24 through a conductive interlayer 23; the flexible film pressure sensor 21 is electrically connected to the display 241; the display 241 is disposed on a side wall of the power supply box 24.

The device disclosed by the application is characterized in that a rectangular swelling area and an arc swelling part are arranged on the outer wall of a cuff 20 arranged at the air outlet end of a guide tube 10, and a flexible film pressure sensor 21 is arranged at the farthest end of the arc swelling area, so that the flexible film pressure sensor 21 can be continuously arranged between an air passage and the swelling part of the cuff 20, bear the pressure from the two sides of the cuff 20 and the air passage, and display 241 electrically connected with the cuff is used for displaying the pressure value between the air passage and the cuff 20 in real time.

The pressure value that extrudees to produce between air flue and the cover bag 20 measures accurately, can improve the intubate back, and cover bag 20 influences the accurate detection that changes to the air flue, need not to excessively rely on operating personnel experience to judge whether cover bag 20 is connected with the air flue and is sealed, whether excessive pressure scheduling problem, improves general anesthesia operation security, reduces postoperative sore throat, the probability that the unable emergence condition takes place, improves patient's comfort level after the anesthesia.

The flexible film pressure sensor 21 may be a pressure sensor of an existing ultrathin film structure, and the conductive interlayer 23 may implement conduction and signal transmission by arranging a wire or a conductive circuit structure, and is arranged according to an existing common arrangement mode, which is not described herein in detail.

Preferably, a conductive structure is arranged in the conductive interlayer 23; the first end of the conductive structure extends into the containment sandwich and is electrically connected to the flexible film pressure sensor 21; the second end of the conductive structure extends out of the conductive interlayer 23 and is electrically connected with the power supply box 24 and the display 241.

The conductive structure used in particular may be an existing conductive structure, and will not be described herein.

Preferably, the method comprises the following steps: the second end of the peristaltic pump 30 and the inflatable interlayer 22 are communicated with the air outlet of the peristaltic pump 30. When the cuff 20 is inflated to be full, the peristaltic pump 30 is started to slowly fill gas into the cuff 20, and the clamping stability of the cuff 20 in an airway is improved under the condition of not increasing pressure through testing micro air pressure pulsation. By using the peristaltic pump 30 to complete the final inflation, the risk of injury to the throat, vocal cords, and other organs of the patient after the operation can be reduced.

Preferably, the method comprises the following steps: and the connecting sleeve 11 is arranged on the second end of the conduit 10 and is in interference fit with the air outlet end of the anesthesia machine. By arranging the connecting sleeve 11, the connection reliability of the catheter 10 and the anesthesia machine can be improved.

Preferably, the method comprises the following steps: the air inlet guide head 12 is arranged at the first end of the guide pipe 10, and the air inlet guide head 12 can improve the directional movement of oxygen in the air passage.

Preferably, the air intake guide head 12 includes: beveled end 121, blunt tip 122; the beveled end 121 is arranged at the first end of the catheter 10, and the end surface of the beveled end 121 is beveled; the extension end of bevel connection end 121 pastes and locates in the air flue, and the extension end of bevel connection end 121 is blunt nose 122, adopts blunt nose 122 can effectively protect the air flue, avoids being punctured or the fish tail by pipe 10, makes simultaneously admit air and gets into the human body along the air flue lateral wall, reduces the injury to the air flue inner wall.

Referring to fig. 2, preferably, the flexible film pressure sensor 21 includes: the flat cable 211 and the probe wafer are arranged on the side wall of the swelling part; the flat cable 211 is electrically connected with the probe wafer, and the flat cable 211 is electrically connected with the conductive structure.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a gynaecology and obstetrics detects with endotracheal tube who takes pressure instruction function which characterized in that includes: the device comprises a guide tube (10), a cuff (20), a flexible film pressure sensor (21), an inflatable interlayer (22), a conductive interlayer (23), a power supply box (24) and a display (241), wherein an air outlet end is arranged at the first end of the guide tube (10), and an air inlet end is arranged at the second end of the guide tube; the first end of the catheter (10) is sleeved with a cuff (20); the second end of the conduit (10) is communicated with the air outlet of the anesthesia machine;

an inflatable interlayer (22) is coated and arranged on the outer wall of the conduit (10); the outer wall of the inflatable interlayer (22) is provided with a conductive interlayer (23); the first end of the inflatable interlayer (22) is communicated with the air inlet of the cuff (20); the second end of the inflatable interlayer (22) is provided with an inflation inlet;

a cavity is arranged between the cuff (20) and the outer wall of the catheter (10); the cavity is communicated with the inflatable interlayer (22); after inflation, the cuff (20) is expanded, and the outer wall of the expanded part is attached to the airway; the outer wall of the swelling part is provided with an accommodating interlayer, and a flexible film pressure sensor (21) is arranged in the accommodating interlayer;

the cross section of the expanded cuff (20) comprises a rectangular area and a circular arc area; the rectangular area is arranged close to the outer wall of the guide pipe (10); the circular arc area is arranged outside the rectangular area, and the swelling part is arranged at the farthest end of the circular arc area;

the flexible film pressure sensor (21) is in power supply connection with a power supply box (24) through a conductive interlayer (23); the flexible film pressure sensor (21) is electrically connected with the display (241); the display (241) is arranged on the side wall of the power supply box (24).

2. The endotracheal tube with pressure indication function for gynecological examination according to claim 1, characterized in that a conductive structure is provided in the conductive interlayer (23); the first end of the conductive structure extends into the containing interlayer and is electrically connected with the flexible film pressure sensor (21);

and the second end of the conductive structure extends out of the conductive interlayer (23) and is electrically connected with the power supply box (24) and the display (241).

3. The endotracheal tube with pressure indication function for gynecological examination according to claim 1, characterized by comprising: and the second end of the inflatable interlayer (22) is communicated with an air outlet of the peristaltic pump (30).

4. The endotracheal tube with pressure indication function for gynecological examination according to claim 1, characterized by comprising: the connecting sleeve (11) is arranged on the second end of the conduit (10) and is in interference fit with the air outlet end of the anesthesia machine.

5. The endotracheal tube with pressure indication function for gynecological examination according to claim 1, characterized by comprising: an air inlet guide head (12) is arranged on the first end of the guide pipe (10).

6. The endotracheal tube with pressure indication function for gynecological examination according to claim 5, characterized in that the air intake guide head (12) comprises: a beveled end (121), a blunt end (122); the beveled end (121) is arranged at the first end of the catheter (10), and the end surface of the beveled end (121) is a beveled opening; the extending end of the beveled end (121) is attached to the air passage, and the extending end of the beveled end (121) is a blunt end (122).