CN109718437A - Respiration parameter adjusting method, device and the Breathing Suppotion equipment of Breathing Suppotion equipment - Google Patents
Respiration parameter adjusting method, device and the Breathing Suppotion equipment of Breathing Suppotion equipment Download PDFInfo
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- CN109718437A CN109718437A CN201811625334.2A CN201811625334A CN109718437A CN 109718437 A CN109718437 A CN 109718437A CN 201811625334 A CN201811625334 A CN 201811625334A CN 109718437 A CN109718437 A CN 109718437A
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Abstract
The present invention proposes respiration parameter adjusting method, device and the Breathing Suppotion equipment of Breathing Suppotion equipment, method includes the following steps: obtaining the essential information of patient, and determines that the standard for being suitable for patient exhales last gas concentration lwevel range according to essential information；It during patient ventilation, obtains exhale last gas concentration lwevel in real time, and according to exhaling last gas concentration lwevel and standard to exhale last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted.The present invention can carry out reasonable adjusting in real time to the respiration parameter of Breathing Suppotion equipment according to the essential information of patient and improve the adjuvant treatment effect of Breathing Suppotion equipment to be adapted to conditions of patients, be conducive to patient and use.
Description
Technical field
The present invention relates to field of medical technology, in particular to the respiration parameter adjusting method, device of Breathing Suppotion equipment and
Breathing Suppotion equipment.
Background technique
Breathing is a very a piece of cake for normal person, but for Chronic Obstructive Pulmonary Disease (Chronic
Obstructive Pulmonary Disease, COPD) for patient, breathing is the thing of part difficulty.Because patient's alveolar loses
Elasticity is gone, needing could be in air suction body with the strength bigger than ordinary person.Since bronchus blocks, patient needs again
The exhaust gas after displacement could be ejected with the strength bigger than ordinary person, so breathing is that part is very tired for patients with COPD
Difficult thing.It is turned over when serious, walking all can allow patient exhausted.COPD obstructive type lung disease patient is easy to because of dioxy
Change carbon retention, lead to hypercapnia, serious situation will lead to patient's stupor or dead.
COPD chronic obstructive pulmonary disease belongs to a kind of irreversible disease, this kind of disease can be eradicated currently without any drug, with regard to image height
Blood pressure can only control progression of the disease as diabetes, cannot eradicate completely.COPD chronic obstructive disease of lung, breaking out each time all can be to
Lung function brings primary decline and damage, so in order to control disease and extend patient's service life it is necessary to avoiding seizure of disease as far as possible.
And it is very crucial for avoiding in seizure of disease control volume carbon dioxide partial pressure, so COPD patient in order to avoid disease usually
Breathing Suppotion equipment is selected to help to exclude internal carbon dioxide.
Breathing Suppotion equipment can provide an expiratory pressure and pressure of inspiration(Pi) to patient.It sucks when the patient inhales one higher
The gas of pressure helps patient that air-flow is allowed to can smoothly enter into intrapulmonary；As the patient exhales, Breathing Suppotion equipment is actively depressured, artificial
A pressure difference is manufactured, smoothly gas extra in patient's alveolar is excreted by this pressure difference, makes patient smooth
Carry out gas exchanges, avoid carbon dioxide accumulation in vivo, cause carbon dioxide retention phenomenon.
However clinically, suitable control of breathing parameter how is selected still to fully rely on the warp of doctor COPD patient
It tests, and with the variation of the state of an illness, control of breathing parameter is also required to be adjusted therewith, but in short supply due to medical resource, faces
Bed is difficult to accomplish to adjust in real time to adapt to patient's state of an illness, and the adjuvant treatment effect so as to cause Breathing Suppotion equipment is bad, unfavorable
It is used in patient.
Summary of the invention
The present invention is directed at least solve one of above-mentioned technical problem.
For this purpose, the first purpose of this invention is to propose a kind of respiration parameter adjusting method of Breathing Suppotion equipment, it should
Method can carry out reasonable adjusting in real time to the respiration parameter of Breathing Suppotion equipment according to the essential information of patient, to be adapted to
Conditions of patients improves the adjuvant treatment effect of Breathing Suppotion equipment, is conducive to patient and uses.
Second object of the present invention is to propose a kind of respiration parameter regulating device of Breathing Suppotion equipment.
Third object of the present invention is to propose a kind of Breathing Suppotion equipment.
To achieve the goals above, the embodiment of first aspect present invention proposes a kind of breathing ginseng of Breathing Suppotion equipment
Number adjusting method, comprising the following steps: obtain the essential information of patient, and determined according to the essential information and be suitable for the patient
Standard exhale last gas concentration lwevel range；During the patient ventilation, obtains exhale last gas concentration lwevel in real time, and
Exhale last gas concentration lwevel and the standard that last gas concentration lwevel range is exhaled to lead to the Breathing Suppotion equipment according to described
Tolerance is adjusted.
The respiration parameter adjusting method of Breathing Suppotion equipment according to an embodiment of the present invention, can be according to the basic letter of patient
Breath determines that the standard for being suitable for patient exhales last gas concentration lwevel range, then during patient ventilation, and according to exhaling in real time
Last gas concentration lwevel and standard exhale last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted, so as to
Enough essential informations according to patient carry out reasonable adjusting in real time to the respiration parameter of Breathing Suppotion equipment, to be adapted to disease
Feelings improve the adjuvant treatment effect of Breathing Suppotion equipment, are conducive to patient and use.
In addition, the respiration parameter adjusting method of Breathing Suppotion equipment according to the above embodiment of the present invention can also have as
Under additional technical characteristic:
In some instances, by adjusting the tidal volume of the Breathing Suppotion equipment and/or controlling ventilatory frequency come to institute
It states ventilatory capacity to be adjusted, wherein by the way that moisture numerical quantity is directly arranged or adjusts pressure of inspiration(Pi) level or adjusting support pressure
Mode the tidal volume is adjusted.
In some instances, described that last gas concentration lwevel and the standard is exhaled to exhale last gas concentration lwevel model according to
It encloses and the ventilatory capacity of the Breathing Suppotion equipment is adjusted, comprising: if described exhale last gas concentration lwevel to be in the mark
Standard exhales the lower limit value that last gas concentration lwevel range is exhaled within the scope of last gas concentration lwevel or less than the standard, and Breathing Suppotion
The monitoring frequency of equipment is greater than predeterminated frequency, then adjusts the trigger sensitivity of Breathing Suppotion equipment, to reduce autonomous respiration frequency,
When the trigger sensitivity minimizes, control ventilatory frequency is reduced, wherein the monitoring frequency includes the control ventilation
Frequency and the autonomous respiration frequency；If described exhale last gas concentration lwevel to exhale last gas concentration lwevel model greater than the standard
The upper limit value enclosed, and the monitoring frequency is greater than the predeterminated frequency, then preferentially adjusts the tidal volume；If described exhale end two
Oxidation concentration of carbon is greater than the upper limit value that the standard exhales last gas concentration lwevel range, and the monitoring frequency is less than described preset
Frequency then increases the ventilatory capacity；If described exhale last gas concentration lwevel to exhale last gas concentration lwevel model less than the standard
The lower limit value enclosed, and the monitoring frequency is less than the predeterminated frequency, then reduces the ventilatory capacity.
In some instances, described that last gas concentration lwevel and the standard is exhaled to exhale last gas concentration lwevel model according to
It encloses and the ventilatory capacity of the Breathing Suppotion equipment is adjusted, comprising: if necessary to preferentially guarantee the tidal volume, then adjust institute
Control ventilatory frequency is stated, so that the autonomous respiration frequency is not less than default respiratory rate；If necessary to preferentially guarantee the control
Ventilatory frequency processed then adjusts the tidal volume, and the tidal volume is made to meet default tidal volume range.
In some instances, further includes: after the completion of being adjusted every time to the tidal volume, by tidal volume frequency precedence designation
Position is set as tidal volume, preferentially to adjust the control ventilatory frequency in next adjustment process.
In some instances, further includes: if the monitoring frequency is greater than the predeterminated frequency and lasting preset time,
Issue default prompt information.
To achieve the goals above, the embodiment of second aspect of the present invention proposes a kind of breathing ginseng of Breathing Suppotion equipment
Number regulating device, comprising: obtain module, for obtaining the essential information of patient, and determined according to the essential information and be suitable for institute
The standard for stating patient exhales last gas concentration lwevel range；Adjustment module, for being obtained during the patient ventilation in real time
Last gas concentration lwevel is exhaled, and exhales last gas concentration lwevel and the standard to exhale last gas concentration lwevel range to institute according to described
The ventilatory capacity for stating Breathing Suppotion equipment is adjusted.
The respiration parameter regulating device of Breathing Suppotion equipment according to an embodiment of the present invention, can be according to the basic letter of patient
Breath determines that the standard for being suitable for patient exhales last gas concentration lwevel range, then during patient ventilation, and according to exhaling in real time
Last gas concentration lwevel and standard exhale last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted, so as to
Enough essential informations according to patient carry out reasonable adjusting in real time to the respiration parameter of Breathing Suppotion equipment, to be adapted to disease
Feelings improve the adjuvant treatment effect of Breathing Suppotion equipment, are conducive to patient and use.
In addition, the respiration parameter regulating device of Breathing Suppotion equipment according to the above embodiment of the present invention can also have as
Under additional technical characteristic:
In some instances, the adjustment module is used for tidal volume and/or control by adjusting the Breathing Suppotion equipment
The ventilatory capacity is adjusted in ventilatory frequency processed, wherein by the way that moisture numerical quantity is directly arranged or adjusts pressure of inspiration(Pi) water
The mode of support pressure is equalled or adjusted the tidal volume to be adjusted.
In some instances, the adjustment module is used for: exhaling last gas concentration lwevel to be in the standard to exhale end when described
Exhale the lower limit value of last gas concentration lwevel range within the scope of gas concentration lwevel or less than the standard, and Breathing Suppotion equipment
When monitoring frequency is greater than predeterminated frequency, the trigger sensitivity of Breathing Suppotion equipment is adjusted, to reduce autonomous respiration frequency, when described
When trigger sensitivity minimizes, reduce control ventilatory frequency, wherein the monitoring frequency include the control ventilatory frequency with
The autonomous respiration frequency；Last gas concentration lwevel is exhaled to be greater than the upper limit that the standard exhales last gas concentration lwevel range when described
Value, and when the monitoring frequency is greater than the predeterminated frequency, the preferential adjusting tidal volume；Last gas concentration lwevel is exhaled when described
Greater than the upper limit value that the standard exhales last gas concentration lwevel range, and when the monitoring frequency is less than the predeterminated frequency, increase
Add the ventilatory capacity；Last gas concentration lwevel is exhaled to be less than the lower limit value that the standard exhales last gas concentration lwevel range when described,
And the monitoring frequency be less than the predeterminated frequency when, reduce the ventilatory capacity.
To achieve the goals above, the embodiment of third aspect present invention proposes a kind of Breathing Suppotion equipment, including this
Invent the respiration parameter regulating device of Breathing Suppotion equipment described in above-mentioned second aspect embodiment.
Breathing Suppotion equipment according to an embodiment of the present invention can determine the mark for being suitable for patient according to the essential information of patient
Standard exhales last gas concentration lwevel range, then during patient ventilation, and according to exhaling last gas concentration lwevel and mark in real time
Standard exhales last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted, so as to according to the basic letter of patient
It ceases and reasonable adjusting in real time is carried out to the respiration parameter of Breathing Suppotion equipment, to be adapted to conditions of patients, improve Breathing Suppotion and set
Standby adjuvant treatment effect is conducive to patient and uses.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the flow chart of the respiration parameter adjusting method of Breathing Suppotion equipment according to an embodiment of the invention；
Fig. 2 is the structural block diagram of the respiration parameter regulating device of Breathing Suppotion equipment according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply opposite
Importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Respiration parameter adjusting method, the device of Breathing Suppotion equipment according to an embodiment of the present invention are described below in conjunction with attached drawing
And Breathing Suppotion equipment.
Fig. 1 is the flow chart of the respiration parameter adjusting method of Breathing Suppotion equipment according to an embodiment of the invention.Such as
Shown in Fig. 1, method includes the following steps:
Step S1: the essential information of patient is obtained, and determines that the standard for being suitable for patient exhales last titanium dioxide according to essential information
Concentration of carbon range.The essential information of patient determines the suitable etCO2 model for being suitable for the patient according to the state of an illness for example including the state of an illness
Enclose (i.e. standard exhales last gas concentration lwevel range).For example, the state of an illness of patient is for example including illness type and extent,
According to illness type and extent, the etCO2 range for being suitable for the patient is determined.On the other hand, the essential information of patient is for example
Further include height, weight, age, the gender etc. of patient, can be determined according to information such as height, weight, age, genders and be suitable for being somebody's turn to do
The standard tidal volume of patient, so as to as the reference standard adjusted to tidal volume.Specifically, for example according to the height of patient,
Age and gender obtain the corresponding ideal body weight of the patient, corresponding tidal volume range are obtained according to ideal body weight, further according to trouble
The weight of person is modified tidal volume range, obtains standard tidal volume.In general, the adjusted result of tidal volume needs to maintain
In standard tidal volume environs.
Step S2: during patient ventilation, obtaining exhale last gas concentration lwevel in real time, and according to exhaling last carbon dioxide
Concentration and standard exhale last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted.
Optionally, ventilatory capacity can be carried out by adjusting tidal volume and/or the control ventilatory frequency of Breathing Suppotion equipment
It adjusts, wherein come to tide by way of moisture numerical quantity is directly arranged or adjusts pressure of inspiration(Pi) level or adjusts support pressure
Tolerance is adjusted.
Specifically, i.e., real-time monitoring exhales last carbon dioxide etCO2 whether to exceed standard and exhales last dioxy in venting process
Change concentration of carbon range, accordingly come determine whether adjust ventilatory capacity.Alternatively, exhaling last carbon dioxide beyond above-mentioned standard according to etCO2
The degree of concentration range determines the regulating degree of above-mentioned etCO2.For example, if etCO2 exhales last gas concentration lwevel beyond standard
The degree of range is big, then the regulating degree of etCO2 is big, conversely, then the regulating degree of etCO2 is small.
Optionally, due to ventilatory capacity=tidal volume × control ventilatory frequency, ventilatory capacity adjust can by adjust tidal volume and/
Or it adjusts control ventilatory frequency and realizes.Specifically for example, for holding control mode, setting tidal volume can directly be adjusted by adjusting tidal volume
Moisture numerical quantity is directly arranged in Vt；For voltage-controlled mode, tidal volume can be adjusted by adjusting the horizontal Pinsp of pressure of inspiration(Pi)；It is right
In supporting to ventilate, tidal volume can be adjusted by adjusting support pressure Psupp.
More specifically, in one embodiment of the invention, in step s 2, according to exhaling last gas concentration lwevel and mark
Standard exhales last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted, comprising: if exhaling last carbon dioxide dense
Degree exhales the lower limit value that last gas concentration lwevel range is exhaled within the scope of last gas concentration lwevel or less than standard in standard, and breathes
The monitoring frequency of holding equipment is greater than predeterminated frequency, then reduces the trigger sensitivity of Breathing Suppotion equipment, to increase triggering difficulty
And then autonomous respiration frequency is reduced, when trigger sensitivity minimizes, reduce control ventilatory frequency, wherein monitoring frequency packet
Include control ventilatory frequency and autonomous respiration frequency.If in other words, exhaling last gas concentration lwevel etCO2 normal or less than normal (exhaling
Last gas concentration lwevel is in standard and exhales within the scope of last gas concentration lwevel or exhale last gas concentration lwevel range less than standard
Lower limit value), and monitoring frequency was more than 30 (i.e. monitoring frequency is greater than predeterminated frequency), then gradually adjusted Psens, it is difficult to increase triggering
Degree after trigger sensitivity is adjusted to minimum, starts to adjust control ventilatory frequency, gradually reduces control to reduce autonomous respiration frequency
Ventilatory frequency processed, wherein monitoring frequency includes control ventilatory frequency and autonomous respiration frequency.
In a particular embodiment, it is, for example, [35,45] that standard, which exhales last gas concentration lwevel range, i.e. standard exhales last titanium dioxide
The upper limit value of concentration of carbon range is 45, and it is 35 that standard, which exhales the lower limit value of last gas concentration lwevel range,.
If exhaling last gas concentration lwevel to be greater than the upper limit value that standard exhales last gas concentration lwevel range, and monitoring frequency is big
In predeterminated frequency, then tidal volume is preferentially adjusted.If in other words, exhaling last carbon dioxide etCO2 is bigger than normal (to exhale last carbon dioxide dense
Degree is greater than standard and exhales the upper limit value of last gas concentration lwevel range) and monitoring frequency be more than that (i.e. monitoring frequency is greater than predeterminated frequency
Predeterminated frequency), then the preferential flag bit of tidal volume frequency is set as frequency, i.e., preferentially adjusts tidal volume.
If exhaling last gas concentration lwevel to be greater than the upper limit value that standard exhales last gas concentration lwevel range, and monitoring frequency is small
In predeterminated frequency, then increase ventilatory capacity.If in other words, etCO2 it is bigger than normal (exhale last gas concentration lwevel be greater than standard exhale end two
The upper limit value of carbonoxide concentration range), and monitoring frequency is less than predeterminated frequency (i.e. monitoring frequency is less than predeterminated frequency), then will
Ventilatory capacity is adjusted toward big.Wherein, the size of ventilatory capacity is adjusted by tidal volume and/or control ventilatory frequency.
If exhaling last gas concentration lwevel to be less than the lower limit value that standard exhales last gas concentration lwevel range, and monitoring frequency is small
In predeterminated frequency, then reduce ventilatory capacity.If in other words, etCO2 it is less than normal (exhale last gas concentration lwevel be less than standard exhale end two
The lower limit value of carbonoxide concentration range), and monitoring frequency was less than for 30 (i.e. monitoring frequency is less than predeterminated frequency), then by ventilatory capacity
Toward ditty.Wherein, the size of ventilatory capacity is adjusted by tidal volume and/or control ventilatory frequency.
Guarantee tidal volume if necessary to preferential, then adjust control ventilatory frequency, so that autonomous respiration frequency is not less than default
Respiratory rate.If in other words, tidal volume preferentially guarantees and (preferentially guarantees tidal volume), first adjusts control ventilatory frequency, control
The adjustable range of ventilatory frequency processed should ensure that autonomous respiration frequency not less than the normal value of normal person's breathing (i.e. default breathing frequency
Rate).
Guarantee to control ventilatory frequency if necessary to preferential, then adjust tidal volume, tidal volume is made to meet default tidal volume range,
Default tidal volume range is, for example, 6-12ml.If in other words, control ventilatory frequency preferentially guarantees (i.e. preferential guarantee control ventilation
Frequency), then tidal volume is first adjusted, the adjustable range of tidal volume meets lung protective strategy, even if tidal volume meets default moisture
Measure range.
In one embodiment of the invention, it is assumed that exhaling the OK range of last carbon dioxide etCO2, (i.e. standard exhales last dioxy
Change concentration of carbon range) it is [35,45], then adjust example logic as shown in table 1 below
| etCO2 | Lower than 35-A | 35-A to 35 | 35 to 45 | 45- to 45+A | Higher than 45+A |
| Vt(ml/kg) | -2B | -B | It is uncomfortable | +B | +2B |
| Freq | -2C | -C | It is uncomfortable | +C | +2C |
Table 1
A, B, C are a certain numerical value in exemplary earth's surface 1, and A can be units numerical value, and B can be decimal, and C can be a
Digit.Above-mentioned "-" is minus sign or negative sign, and "+" is plus sige, and 2A is 2 multiplied by A, and 2B is 2 multiplied by C multiplied by B, 2C for 2.
It should be noted that according to the target zone of etCO2, (i.e. standard exhales end two to the value of the above table 1 in actually ventilation
Carbonoxide concentration range) carry out linear translation, i.e., corresponding value is uniformly increasedd or decreased, should be determined after having adjusted every time certain
Whether feedback time waits the regular hour after the completion of adjusting every time, then carries out next adjusting, have convenient for verifying adjusted result
Effect.
Further, in one embodiment of the invention, this method further include: completed being adjusted every time to tidal volume
Afterwards, tidal volume frequency precedence designation position is set as tidal volume, preferentially to adjust control ventilatory frequency in next adjustment process.Tool
Body, tidal volume frequency precedence designation position is set as tidal volume, i.e. explanation is preferential to adjust between tidal volume and control ventilatory frequency
Section control ventilatory frequency, guarantees tidal volume, when control ventilatory frequency is adjusted to limit value, then adjusts tidal volume.
Further, in one embodiment of the invention, this method further include: if monitoring frequency is greater than predeterminated frequency
And continue preset time, then issue default prompt information.For example, i.e., if monitoring frequency be more than 30 (i.e. predeterminated frequencies) and
After continuing to exceed preset time, then prompt " please give sedative (i.e. default prompt information) ".Wherein, the value range of preset time
It can be a few minutes to more than ten minutes.It should be noted that the form of prompt information includes being not limited to verbal cue, display screen
Text importing, alarm lamp color change, buzzer buzz etc..
The respiration parameter adjusting method of Breathing Suppotion equipment according to an embodiment of the present invention, can be according to the basic letter of patient
Breath determines that the standard for being suitable for patient exhales last gas concentration lwevel range, then during patient ventilation, and according to exhaling in real time
Last gas concentration lwevel and standard exhale last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted, so as to
Enough essential informations according to patient carry out reasonable adjusting in real time to the respiration parameter of Breathing Suppotion equipment, to be adapted to disease
Feelings improve the adjuvant treatment effect of Breathing Suppotion equipment, are conducive to patient and use.
Further embodiment of the present invention also proposed a kind of respiration parameter regulating device of Breathing Suppotion equipment.
Fig. 2 is the structural block diagram of the respiration parameter regulating device of Breathing Suppotion equipment according to an embodiment of the invention.
As shown in Fig. 2, the respiration parameter regulating device 100 of the Breathing Suppotion equipment includes: to obtain module 110 and adjustment module 120.
Wherein, the essential information that module 110 is used to obtain patient is obtained, and determines the mark for being suitable for patient according to essential information
Standard exhales last gas concentration lwevel range.The essential information of patient determines the conjunction for being suitable for the patient according to the state of an illness for example including the state of an illness
Suitable etCO2 range (i.e. standard exhales last gas concentration lwevel range).For example, the state of an illness of patient is for example including illness type
And extent determines the etCO2 range for being suitable for the patient according to illness type and extent, it is however generally that, patient's
EtCO2 range is, for example, [35,45], and if the illness type of patient is the diseases such as COPD, or and it is more serious, then should
The limit value of the corresponding etCO2 range of patient can become larger, such as [35,45].On the other hand, the essential information of patient for example further includes suffering from
Height, weight, age, gender of person etc. can determine the mark suitable for the patient according to information such as height, weight, age, genders
Quasi- tidal volume, so as to as the reference standard adjusted to tidal volume.Specifically, for example according to the height of patient, age and property
The corresponding ideal body weight of the patient is not obtained, corresponding tidal volume range is obtained according to ideal body weight, further according to the weight of patient
Tidal volume range is modified, standard tidal volume is obtained.In general, the adjusted result of tidal volume needs to maintain standard tide
Tolerance environs.
Adjustment module 120 is used for during patient ventilation, obtains exhale last gas concentration lwevel in real time, and according to exhaling end
Gas concentration lwevel and standard exhale last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted.
Optionally, adjustment module 120 can by adjust Breathing Suppotion equipment tidal volume and/or control ventilatory frequency come pair
Ventilatory capacity is adjusted, wherein by the way that moisture numerical quantity or adjusting pressure of inspiration(Pi) level is directly arranged or adjusts support pressure
Mode is adjusted tidal volume.
Specifically, i.e., real-time monitoring exhales last carbon dioxide etCO2 whether to exceed standard and exhales last dioxy in venting process
Change concentration of carbon range, accordingly come determine whether adjust ventilatory capacity.Alternatively, exhaling last carbon dioxide beyond above-mentioned standard according to etCO2
The degree of concentration range determines the regulating degree of above-mentioned etCO2.For example, if etCO2 exhales last gas concentration lwevel beyond standard
The degree of range is big, then the regulating degree of etCO2 is big, conversely, then the regulating degree of etCO2 is small.
Optionally, due to ventilatory capacity=tidal volume × control ventilatory frequency, ventilatory capacity adjust can by adjust tidal volume and/
Or it adjusts control ventilatory frequency and realizes.Specifically for example, for holding control mode, setting tidal volume can directly be adjusted by adjusting tidal volume
Moisture numerical quantity is directly arranged in Vt；For voltage-controlled mode, tidal volume can be adjusted by adjusting the horizontal Pinsp of pressure of inspiration(Pi)；It is right
In supporting to ventilate, tidal volume can be adjusted by adjusting support pressure Psupp.
More specifically, in one embodiment of the invention, adjustment module 120 is used for: when exhaling last gas concentration lwevel
The lower limit value for exhaling last gas concentration lwevel range within the scope of last gas concentration lwevel or less than standard is exhaled in standard, and breathes branch
The monitoring frequency of holding equipment be greater than predeterminated frequency when, reduce Breathing Suppotion equipment trigger sensitivity, with increase triggering difficulty into
And autonomous respiration frequency is reduced, when trigger sensitivity minimizes, reduce control ventilatory frequency, wherein monitoring frequency includes
Control ventilatory frequency and autonomous respiration frequency.If in other words, exhaling last gas concentration lwevel etCO2 normal or less than normal (exhaling end
Gas concentration lwevel is in standard and exhales within the scope of last gas concentration lwevel or exhale under last gas concentration lwevel range less than standard
Limit value), and monitoring frequency was more than 30 (i.e. monitoring frequency is greater than predeterminated frequency), then first adjusted trigger sensitivity Psens, gradually adjust
Psens is saved, triggering difficulty is increased, to reduce autonomous respiration frequency, after trigger sensitivity is adjusted to minimum, it is logical to start adjusting control
Gas frequency gradually reduces control ventilatory frequency, wherein monitoring frequency includes control ventilatory frequency and autonomous respiration frequency.
The upper limit value of last gas concentration lwevel range is exhaled when exhaling last gas concentration lwevel to be greater than standard, and monitoring frequency is greater than
When predeterminated frequency, tidal volume is preferentially adjusted.If in other words, exhaling last carbon dioxide etCO2 is bigger than normal (to exhale last gas concentration lwevel
Greater than the upper limit value that standard exhales last gas concentration lwevel range) and monitoring frequency be more than 30 (i.e. monitoring frequency is greater than default frequency
Rate), then the preferential flag bit of tidal volume frequency is set as frequency, i.e., preferentially adjusts tidal volume.
In a particular embodiment, it is, for example, [35,45] that standard, which exhales last gas concentration lwevel range, i.e. standard exhales last titanium dioxide
The upper limit value of concentration of carbon range is 45, and it is 35 that standard, which exhales the lower limit value of last gas concentration lwevel range,.
The upper limit value of last gas concentration lwevel range is exhaled when exhaling last gas concentration lwevel to be greater than standard, and monitoring frequency is less than
When predeterminated frequency (such as 30 beats/min), increase ventilatory capacity.If in other words, exhaling last carbon dioxide etCO2 is bigger than normal (to exhale end two
Oxidation concentration of carbon is greater than standard and exhales the upper limit value of last gas concentration lwevel range) and monitoring frequency be more than that 30 (i.e. monitoring frequency is big
In predeterminated frequency), then the preferential flag bit of tidal volume frequency is set as frequency, i.e., preferentially adjusts tidal volume.
The lower limit value of last gas concentration lwevel range is exhaled when exhaling last gas concentration lwevel to be less than standard, and monitoring frequency is less than
When predeterminated frequency, reduce ventilatory capacity.If in other words, etCO2 it is less than normal (exhale last gas concentration lwevel be less than standard exhale last dioxy
Change the lower limit value of concentration of carbon range), and monitoring frequency was less than for 30 (i.e. monitoring frequency is less than predeterminated frequency), then it is ventilatory capacity is past
Ditty.Wherein, the size of ventilatory capacity is adjusted by tidal volume and/or control ventilatory frequency.
When needing preferential guarantee tidal volume, control ventilatory frequency is adjusted, so that autonomous respiration frequency is exhaled not less than default
Inhale frequency.If in other words, tidal volume preferentially guarantees and (preferentially guarantees tidal volume), first adjusts control ventilatory frequency, control
The adjustable range of ventilatory frequency should ensure that autonomous respiration frequency not less than the normal value of normal person's breathing (i.e. default respiratory rate).
When needing preferential guarantee control ventilatory frequency, tidal volume is adjusted, so that tidal volume is met default tidal volume range, in advance
If tidal volume range is, for example, 6-12ml.If in other words, control ventilatory frequency preferentially guarantees (i.e. preferential guarantee control ventilation frequency
Rate), then tidal volume is first adjusted, the adjustable range of tidal volume meets lung protective strategy, even if tidal volume meets default tidal volume
Range.
In one embodiment of the invention, adjustment module 120 is also used to after the completion of adjusting every time to tidal volume, will be damp
Tolerance frequency precedence designation position is set as tidal volume, preferentially to adjust control ventilatory frequency in next adjustment process.Specifically, will
Tidal volume frequency precedence designation position is set as tidal volume, i.e. explanation is preferential to adjust control between tidal volume and control ventilatory frequency
Ventilatory frequency guarantees tidal volume, when control ventilatory frequency is adjusted to limit value, then adjusts tidal volume.
Further, in one embodiment of the invention, adjustment module 120 is also used to be greater than default frequency when monitoring frequency
When rate and lasting preset time, default prompt information is issued.For example, i.e., if monitoring frequency is more than 30 (i.e. predeterminated frequencies)
And after continuing to exceed preset time, then prompt " please give sedative (i.e. default prompt information) ".Wherein, the value model of preset time
Enclosing can be a few minutes to more than ten minutes.It should be noted that the form of prompt information includes being not limited to verbal cue, display
Shield text importing, alarm lamp color change, buzzer buzz etc..
It should be noted that the specific implementation side of the respiration parameter regulating device of the Breathing Suppotion equipment of the embodiment of the present invention
Formula is similar with the specific implementation of respiration parameter adjusting method of Breathing Suppotion equipment of the embodiment of the present invention, specifically refers to
The description of method part, in order to reduce redundancy, details are not described herein again.
The respiration parameter regulating device of Breathing Suppotion equipment according to an embodiment of the present invention, can be according to the basic letter of patient
Breath determines that the standard for being suitable for patient exhales last gas concentration lwevel range, then during patient ventilation, and according to exhaling in real time
Last gas concentration lwevel and standard exhale last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted, so as to
Enough essential informations according to patient carry out reasonable adjusting in real time to the respiration parameter of Breathing Suppotion equipment, to be adapted to disease
Feelings improve the adjuvant treatment effect of Breathing Suppotion equipment, are conducive to patient and use.
Further embodiment of the present invention also proposed a kind of Breathing Suppotion equipment, including any one above-mentioned reality of the present invention
Apply the respiration parameter regulating device of Breathing Suppotion equipment described in example.
Breathing Suppotion equipment according to an embodiment of the present invention can determine the mark for being suitable for patient according to the essential information of patient
Standard exhales last gas concentration lwevel range, then during patient ventilation, and according to exhaling last gas concentration lwevel and mark in real time
Standard exhales last gas concentration lwevel range that the ventilatory capacity of Breathing Suppotion equipment is adjusted, so as to according to the basic letter of patient
It ceases and reasonable adjusting in real time is carried out to the respiration parameter of Breathing Suppotion equipment, to be adapted to conditions of patients, improve Breathing Suppotion and set
Standby adjuvant treatment effect is conducive to patient and uses.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is by claim and its equivalent limits.
Claims (10)
1. a kind of respiration parameter adjusting method of Breathing Suppotion equipment, which comprises the following steps:
The essential information of patient is obtained, and determines that the standard for being suitable for the patient exhales last carbon dioxide dense according to the essential information
Spend range；
During the patient ventilation, obtains exhale last gas concentration lwevel in real time, and exhale last carbon dioxide dense according to described
Degree and the standard exhale last gas concentration lwevel range that the ventilatory capacity of the Breathing Suppotion equipment is adjusted.
2. the respiration parameter adjusting method of Breathing Suppotion equipment according to claim 1, which is characterized in that by adjusting institute
Tidal volume and/or the control ventilatory frequency of Breathing Suppotion equipment are stated the ventilatory capacity to be adjusted, wherein by directly setting
It sets moisture numerical quantity or adjusts pressure of inspiration(Pi) level or adjust the mode of support pressure the tidal volume to be adjusted.
3. the respiration parameter adjusting method of Breathing Suppotion equipment according to claim 2, which is characterized in that described according to institute
State exhale last gas concentration lwevel and the standard exhale last gas concentration lwevel range to the ventilatory capacity of the Breathing Suppotion equipment into
Row is adjusted, comprising:
It exhales last gas concentration lwevel to be in the standard to exhale within the scope of last gas concentration lwevel or be less than the standard if described
The lower limit value of last gas concentration lwevel range is exhaled, and the monitoring frequency of Breathing Suppotion equipment is greater than predeterminated frequency, then adjusts breathing
The trigger sensitivity of holding equipment, when the trigger sensitivity minimizes, it is logical to reduce control to reduce autonomous respiration frequency
Gas frequency, wherein the monitoring frequency includes the control ventilatory frequency and the autonomous respiration frequency；
If described exhale last gas concentration lwevel to be greater than the upper limit value that the standard exhales last gas concentration lwevel range, and the prison
Measured frequency is greater than the predeterminated frequency, then preferentially adjusts the tidal volume；
If described exhale last gas concentration lwevel to be greater than the upper limit value that the standard exhales last gas concentration lwevel range, and the prison
Measured frequency is less than the predeterminated frequency, then increases the ventilatory capacity；
If described exhale last gas concentration lwevel to be less than the lower limit value that the standard exhales last gas concentration lwevel range, and the prison
Measured frequency is less than the predeterminated frequency, then reduces the ventilatory capacity.
4. the respiration parameter adjusting method of Breathing Suppotion equipment according to claim 2, which is characterized in that described according to institute
State exhale last gas concentration lwevel and the standard exhale last gas concentration lwevel range to the ventilatory capacity of the Breathing Suppotion equipment into
Row is adjusted, comprising:
If necessary to preferentially guarantee the tidal volume, then the control ventilatory frequency is adjusted, so that the autonomous respiration frequency is not
Lower than default respiratory rate；
If necessary to preferentially guarantee the control ventilatory frequency, then the tidal volume is adjusted, the tidal volume is made to meet default tide
Tolerance range.
5. the respiration parameter adjusting method of Breathing Suppotion equipment according to claim 3 or 4, which is characterized in that further include:
After the completion of adjusting every time to the tidal volume, tidal volume frequency precedence designation position is set as tidal volume, to adjust in next time
The control ventilatory frequency is preferentially adjusted during section.
6. the respiration parameter adjusting method of Breathing Suppotion equipment according to claim 5, which is characterized in that further include:
If the monitoring frequency is greater than the predeterminated frequency and lasting preset time, default prompt information is issued.
7. a kind of respiration parameter regulating device of Breathing Suppotion equipment characterized by comprising
Module is obtained, for obtaining the essential information of patient, and determines the standard for being suitable for the patient according to the essential information
Exhale last gas concentration lwevel range；
Adjustment module, for obtaining exhale last gas concentration lwevel in real time, and exhaled according to described during the patient ventilation
Last gas concentration lwevel and the standard exhale last gas concentration lwevel range to adjust the ventilatory capacity of the Breathing Suppotion equipment
Section.
8. the respiration parameter regulating device of Breathing Suppotion equipment according to claim 7, which is characterized in that the adjusting mould
Block is used for the tidal volume by adjusting the Breathing Suppotion equipment and/or controls ventilatory frequency to adjust to the ventilatory capacity
Section, wherein come to described by way of moisture numerical quantity is directly arranged or adjusts pressure of inspiration(Pi) level or adjusts support pressure
Tidal volume is adjusted.
9. the respiration parameter regulating device of Breathing Suppotion equipment according to claim 8, which is characterized in that the adjusting mould
Block is used for:
It exhales last gas concentration lwevel to be in the standard to exhale within the scope of last gas concentration lwevel or exhale less than the standard when described
The lower limit value of last gas concentration lwevel range, and the monitoring frequency of Breathing Suppotion equipment be greater than predeterminated frequency when, adjust breathing branch
The trigger sensitivity of holding equipment, when the trigger sensitivity minimizes, reduces control ventilation to reduce autonomous respiration frequency
Frequency, wherein the monitoring frequency includes the control ventilatory frequency and the autonomous respiration frequency；
Last gas concentration lwevel is exhaled to be greater than the upper limit value that the standard exhales last gas concentration lwevel range, and the monitoring when described
When frequency is greater than the predeterminated frequency, the preferential adjusting tidal volume；
Last gas concentration lwevel is exhaled to be greater than the upper limit value that the standard exhales last gas concentration lwevel range, and the monitoring when described
When frequency is less than the predeterminated frequency, increase the ventilatory capacity；
Last gas concentration lwevel is exhaled to be less than the lower limit value that the standard exhales last gas concentration lwevel range, and the monitoring when described
When frequency is less than the predeterminated frequency, reduce the ventilatory capacity.
10. a kind of Breathing Suppotion equipment, which is characterized in that including the described in any item Breathing Suppotion equipment of such as claim 7-9
Respiration parameter regulating device.
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| CN201811625334.2A CN109718437A (en) | 2018-12-28 | 2018-12-28 | Respiration parameter adjusting method, device and the Breathing Suppotion equipment of Breathing Suppotion equipment |
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| CN201811625334.2A CN109718437A (en) | 2018-12-28 | 2018-12-28 | Respiration parameter adjusting method, device and the Breathing Suppotion equipment of Breathing Suppotion equipment |
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| CN113116524A (en) * | 2020-12-31 | 2021-07-16 | 杭州堃博生物科技有限公司 | Detection compensation method and device, navigation processing method and device and navigation system |
| CN113940781A (en) * | 2020-12-28 | 2022-01-18 | 深圳迈瑞动物医疗科技有限公司 | Breathing and ventilating equipment for animals and intelligent triggering method thereof |
| CN114768014A (en) * | 2022-04-02 | 2022-07-22 | 广州蓝仕威克医疗科技有限公司 | System and method for regulating and controlling partial pressure of carbon dioxide based on carbon dioxide artery and end-expiratory carbon dioxide |
| CN114849007A (en) * | 2022-05-05 | 2022-08-05 | 广州蓝仕威克医疗科技有限公司 | Method and system for solving over ventilation based on respirator device |
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