CN110613455A

CN110613455A - Medical respiration monitor

Info

Publication number: CN110613455A
Application number: CN201911027603.XA
Authority: CN
Inventors: 覃贻欢; 陈玉洁; 梁艺; 韦安娜
Original assignee: Liuzhou Maternity and Child Healthcare Hospital
Current assignee: Liuzhou Maternity and Child Healthcare Hospital
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2019-12-27

Abstract

The invention discloses a medical respiration monitor, which comprises a nose plug, a nose end fixing seat and a monitoring host, wherein the nose plug is made of a silica gel material, one end of the nose plug is detachably connected with the nose end fixing seat, the nose plug is provided with a fluid channel communicated with the end parts of the two ends of the nose plug, the fluid channel is in a tapered shape, and the end with smaller opening size is connected with the nose end fixing seat; the nose fixing seat is provided with a fixing rope, the fixing rope has elasticity, an anti-slip silica gel pad is arranged on the outer side face of the nose fixing seat, an electret microphone is installed in the nose fixing seat and located at the end part of the fluid channel when the nose plug is connected to the nose fixing seat, the electret microphone is connected with a controller on the monitoring host through a lead, the monitoring host is further provided with a power module, a display screen and a loudspeaker, and the power module, the display screen and the loudspeaker are all connected with the controller. The invention can detect the breathing condition of the patient in real time, so that medical staff can find the breathing condition of the patient as early as possible when the patient is in apnea.

Description

Medical respiration monitor

Technical Field

The invention relates to the technical field of respiration monitoring instruments, in particular to a medical respiration monitor.

Background

Currently, in the case of general anesthesia of respiratory vein, in order to know whether the patient is breathing normally, the normal operation is to monitor the blood oxygen saturation of the patient, however, the value of the blood oxygen saturation is usually inThe body is hypoxic for more than a few minutes, which is of relevant importance for the patient, and therefore monitoring only the blood oxygen saturation of the patient does not ensure that we find the patient's apnea as early as possible; furthermore, the end-tidal CO is now passed₂Detection for monitoring, but for end-tidal CO₂The equipment for detection is relatively expensive and not very popular; based on this, in order to discover the apnea of the patient as early as possible, a simple medical respiration monitor needs to be designed to detect the respiration condition of the patient in real time.

Disclosure of Invention

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a medical respiration monitor comprises a nose plug, a nose end fixing seat and a monitoring host, wherein the nose plug is made of a silica gel material, one end of the nose plug is detachably connected with the nose end fixing seat, the nose plug is provided with a fluid channel communicated with the end parts of the two ends of the nose plug, the fluid channel is in a tapered shape, and the end with the smaller opening size is connected with the nose end fixing seat; be provided with fixed rope on the nose fixing base, fixed rope has elasticity, be provided with anti-skidding silica gel pad on the lateral surface of nose fixing base, install the electret microphone in the nose fixing base, the electret microphone is located fluid passage's tip when nasal obstruction is connected on the nose fixing base, the electret microphone passes through the wire and links to each other with the controller on the surveillance host computer, power module, display screen and speaker still have on the surveillance host computer, power module, display screen and speaker all are connected with the controller.

Preferably, the nose plug is plugged on the nose end fixing seat through a mounting hole formed in the nose end fixing seat, and the nose plug is in interference fit with the nose end fixing seat.

Preferably, an alarm is arranged on the monitoring host, and the alarm is connected with the controller.

Preferably, the nose fixing seat is connected with the monitoring host through a hose, and the lead is wrapped in the hose.

Preferably, a switch button is arranged on the inner side of the nose end fixing seat, the switch button is abutted by the nose plug when the nose plug is installed on the nose end fixing seat, and the switch button is connected with the controller through a lead.

Preferably, a dustproof cover is arranged on the outer side face of the monitoring host, and the dustproof cover can be detachably covered on one end part of the nose end fixing seat for installing the nose plug.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention is plugged in the nose of a patient through the nasal plug, exhales are guided into the nose fixing seat through the fluid channel in the nasal plug, gas inhaled into the nose fixing seat passes through the electret microphone, the electret microphone generates an electric signal, the electric signal is transmitted to the controller through a lead, the controller further prompts the loudspeaker to sound, meanwhile, the controller obtains the breathing frequency according to the frequency of the received electric signal and then prompts the display screen to display the breathing frequency, medical personnel know whether the patient breathes through the sound production of the loudspeaker and obtain the breathing frequency of the patient through the display screen, therefore, the invention can monitor the breathing of the patient, thereby monitoring the breathing condition of the patient in real time and finding out the breathing condition of the patient as soon as possible when the patient has apnea.

2. The nose plug is simple in structure and convenient to use, the nose plug is a disposable article, and the device can be repeatedly used after a new nose plug is replaced by detachably arranging the nose plug relative to the nose end fixing seat, so that the device cannot be subjected to cross infection, and the use safety of the device is improved.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of the present invention.

Fig. 2 is a schematic view of the internal structure of the nose end fixing seat and the nasal plug of the invention.

Fig. 3 is a system configuration diagram of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the monitoring host according to the second embodiment of the present invention.

Fig. 5 is a schematic view of the mechanism of the end of the shaft in fig. 4.

Description of the main elements

In the figure: the nose plug comprises a nose plug 1, a nose end fixing seat 2, an anti-slip silica gel pad 3, a fixing rope 4, an electret microphone 5, a switch button 6, a lead 7, a hose 8, a monitoring host 9, a controller 10, a power supply module 11, a display screen 12, a loudspeaker 13, an alarm 14, a rotating shaft 15, a rotating motor 16, a bearing 17, a bearing seat 18, a gear set 19, a notch 20, a limiting pawl 21, a reset spring 22 and a tooth-shaped structure 23.

The following detailed description will further illustrate the invention in conjunction with the above-described figures.

Detailed Description

Referring to fig. 1-3, in a preferred embodiment of the present invention, a medical respiration monitor includes a nasal plug 1, a nose end fixing seat 2 and a monitoring host 9, wherein the nasal plug 1 is made of a silica gel material, one end of the nasal plug is detachably connected to the nose end fixing seat 2, the nasal plug 1 has a fluid channel communicated with the two end parts of the nasal plug, the fluid channel is tapered, and the end with smaller opening size is connected to the nose end fixing seat 2, so that the flow rate of gas in the nose end fixing seat 2 is increased by using the tapered structure, and the sensitivity and accuracy of the device are improved. Be provided with fixed rope 4 on nose fixing base 2, fixed rope 4 has elasticity to make nasal obstruction 1 and nose fixing base 2 fix in patient nose department through fixed rope 4, be provided with anti-skidding silica gel pad 3 on the lateral surface of nose fixing base 2, so that nose fixing base 2 can be stable fix on patient. The nose end fixing seat 2 is internally provided with an electret microphone 5, the electret microphone 5 is positioned at the end part of a fluid channel when the nose plug 1 is connected on the nose end fixing seat 2, the electret microphone 5 is connected with a controller 10 on a monitoring host machine 9 through a lead 7 so as to convert gas entering the nose end fixing seat from the nose plug 1 into an electric signal by using the electret microphone 5, and then the electric signal is transmitted to the controller 10 through the lead 7, the monitoring host machine 9 is also provided with a power module 11, a display screen 12 and a loudspeaker 13, the power module 11, the display screen 12 and the loudspeaker 13 are all connected with the controller 10, wherein the power module 11 is used for providing power for each electric module of the device, the display screen 12 is used for displaying the respiratory frequency of a patient, the respiratory frequency is obtained by the controller 10 according to the number of the electric signals received per minute, the speaker 13 is used to play the sound of an expired breath or other analog sound.

Preferably, the nose plug 1 is plugged on the nose end fixing seat 2 through a mounting port formed on the nose end fixing seat 2, and the nose plug 1 is in interference fit with the nose end fixing seat 2, so that the nose plug 1 is stably mounted on the nose end fixing seat 2, and meanwhile, the nose plug 1 is conveniently detached from the nose end fixing seat 2 by medical staff, so that the nose end fixator can be quickly separated from a patient when the patient is abnormal, and then the medical staff can conveniently take emergency measures, and the patient is prevented from being rescued due to the use of the device.

Preferably, the monitoring host 9 is provided with an alarm 14, and the alarm 14 is connected with the controller 10 to give an alarm in time when the patient has abnormal breathing.

Preferably, the nose fixing seat 2 is connected with a monitoring host 9 through a hose 8, and the lead 7 is wrapped in the hose 8 so as to avoid the lead 7 from being exposed.

Preferably, a switch button 6 is arranged on the inner side of the nose end fixing seat 2, the switch button 6 is abutted by the nose plug 1 when the nose plug 1 is mounted on the nose end fixing seat 2, the switch button 6 is connected with the controller 10 through a lead 7, so as to prevent the device from giving a false alarm through the arrangement of the switch button 6, for example, when the nose plug 1 is unstably fixed and the exhalation is weak or does not reach the electret microphone 5, the controller 10 cannot receive an electric signal transmitted by the electret microphone 5, thereby the display of the display screen 12 and the sounding of the speaker 13 are influenced, further, medical staff mistakenly think that the patient has apnea or abnormal breathing, specifically, the switch button 6 is abutted when the nose plug 1 is stably mounted, the switch button 6 is changed from a normally open state to a closed state, a closed loop between the switch button 6 and the controller 10 generates current, and the controller 10 determines whether the nose plug 1 is stably mounted on the nose end fixing seat 2 according to the, when the current is detected and the electret microphone 5 transmits an electric signal at the same time, the breathing of the patient is indicated, when the current is detected and the electret microphone 5 does not transmit the electric signal, the apnea of the patient is indicated, when the current is not detected, the alarm 14 sends out abnormal installation or the display displays the abnormal installation, and medical staff can accurately know whether the apnea or the abnormal installation of the patient is caused according to the current.

Preferably, the outer side surface of the monitoring host is provided with a dustproof cover, the dustproof cover can be detachably covered on one end part of the nose fixing seat 2 for installing the nose plug 1, so that the nose fixing device can be covered after the nose plug 1 is detached from the nose fixing seat 2, and the nose fixing device can be dustproof.

It should be noted that the nose end fixer has a hollow structure, so that the inhaled air can flow out of the nose end fixer.

Referring to fig. 4-5, in a second embodiment of the present invention, a wire rewinding device is disposed on the monitoring host 9, the wire rewinding device includes a rotating shaft 15 and a rotating motor 16, bearings 17 are disposed at two ends of the rotating shaft 15, the bearings 17 are mounted on the monitoring host 9 through a bearing seat 18, a hose 8 is wound on the rotating shaft 15, one end of the hose 8 connected to the monitoring host 9 penetrates out of the rotating shaft 15 from an axis of one end of the rotating shaft 15 and then is connected to the controller 10, the other end of the rotating shaft 15 is connected to the rotating motor 16, a notch 20 is disposed at an end edge of the other end, a limit pawl 21 and a return spring 22 are disposed on the notch 20, a pawl portion of the limit pawl 21 extends out of the notch 20, a rotation axis of the limit pawl 21 is parallel to a rotation axis of the rotating shaft 15, one end of the return spring 22 is fixedly connected to the rotating shaft, the elastic force direction of the return spring 22 is on a vertical plane vertical to the axis of the rotating shaft 15; the rotating motor 16 is connected with the rotating shaft 15 through a gear set 19, a gear on the rotating shaft 15 in the gear set 19 is sleeved on the rotating shaft 15, a tooth-shaped structure 23 is arranged on the inner ring surface of the gear set, the claw part of the limiting pawl 21 is meshed and connected with the tooth-shaped structure 23 under the action of a return spring 22, the rotating shaft 15 can rotate along with the rotation of the gear after the rotating motor 16 rotates in a mode that the limiting pawl 21 is meshed with the tooth-shaped structure 23, so that the hose 8 is wound on the rotating shaft 15, and the hose 8 is wound. In the embodiment, the rotating motor 16 is connected to the controller 10, and the controller 10 is driven to operate according to the closing condition of the switch button 6, so that after the nasal plug 1 is separated from the nose end fixing seat 2, the hose 8 can be automatically wound under the action of the winding device, and the disorder of the treatment room caused by the random placement of the hose 8 is avoided. Preferably, the winding device is disposed inside the monitoring host 9, the hose 8 extends out of the monitoring host 9 through an outlet on the monitoring host 9, the controller 10 is disposed on a main board of the monitoring host 9, and the power module 11 is disposed inside the monitoring host 9.

The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims

1. A medical respiration monitor is characterized in that: the nose plug is made of silica gel materials, one end of the nose plug is detachably connected with the nose end fixing seat, the nose plug is provided with a fluid channel communicated with the end parts of the two ends of the nose plug, the fluid channel is in a tapered shape, and the end with smaller opening size is connected with the nose end fixing seat; be provided with fixed rope on the nose fixing base, fixed rope has elasticity, be provided with anti-skidding silica gel pad on the lateral surface of nose fixing base, install the electret microphone in the nose fixing base, the electret microphone is located fluid passage's tip when nasal obstruction is connected on the nose fixing base, the electret microphone passes through the wire and links to each other with the controller on the surveillance host computer, power module, display screen and speaker still have on the surveillance host computer, power module, display screen and speaker all are connected with the controller.

2. The medical respiratory monitor of claim 1, wherein: the nose plug is plugged on the nose fixing seat through a mounting hole formed in the nose fixing seat, and the nose plug is in interference fit with the nose fixing seat.

3. The medical respiratory monitor of claim 1, wherein: and an alarm is arranged on the monitoring host and is connected with the controller.

4. The medical respiratory monitor of claim 1, wherein: the nose end fixing seat is connected with the monitoring host through a hose, and the lead is wrapped in the hose.

5. The medical respiratory monitor of claim 1, wherein: the inner side of the nose end fixing seat is provided with a switch button, the switch button is abutted by the nose plug when the nose plug is arranged on the nose end fixing seat, and the switch button is connected with the controller through a lead.

6. The medical respiratory monitor of claim 1, wherein: the outer side surface of the monitoring host is provided with a dustproof cover, and the dustproof cover can be detachably covered on one end part of the nose end fixing seat for installing the nose plug.