The vascular health therapeutic instrument for rehabilitation
[technical field]
This utility model relates to medical Instrument field, especially a kind of vascular health therapeutic instrument for rehabilitation.
[background technology]
A year emerging vascular medicine studies confirm that surplus in the of nearly ten, improves blood flow rate (reflection blood flow shear stress), can transfer the self-regeneration function of vascular endothelial cell, thereby prevent atherosis generation and development.
The anti-parameter of fighting of existing counter-pulsation device is indicated according to device by the operator: electrocardio ripple, aerofluxus sign, bleed pressure etc. set up on their own.And the finger pulse wave figure that occurs during according to counter fighting, by counter fight principle requirements to fill evacuation time and bleed pressure be adjusted to be satisfied with till.As for how improving blood flow rate and blood flow shearing stress, the past never comes on the scene.
Relaxing period increment ripple (hereinafter to be referred as the DA ripple) in the pulse wave when applicant once enrolled counter fighting to the patients with coronary heart disease of 30 routine voluntary accepting tests under the anti-pressure of fighting of difference, and calculate its dv/dt slope, discovery is along with the anti-pressure of fighting rises, the dv/dt of their DA ripple cumulative (referring to Fig. 4), wherein the 14 examples pressure of ought instead fighting increases to 0.35kg/cm
2Dv/dt increases and to transfer to gently when above, and other has the 15 examples pressure of ought instead fighting to increase to 0.4kg/cm
2Pressure just can make dv/dt continue to rise to the peak.
This presentation of results, if be the target of treatment to improve the blood flow shearing stress, the anti-required pressure of fighting, about half patient does not need 0.4kg/cm
2, therefore each patient is detected, determine that one group of specific anti-parameter of fighting is very necessary.
Existing counter-pulsation device is set by the operator because of the anti-parameter of fighting, and has the subjective judgment factor, whether be this patient's optimal counter-pulsation state, do not have the objective indicator of reality, the parameter that can only judge this subjectivity setting is the effectively anti-state of fighting, and optimal counter-pulsation state not necessarily.Because the difference of individual patient, the optimum state of different patients' the anti-parameter of fighting has difference, has only the detection by blood flow rate, could final determine the optimal counter-pulsation parameter, the wherein most important size of bleed pressure when being exactly counter fighting.
[utility model content]
Main purpose of the present utility model be to provide a kind of can effectively detect counter fighting the time and the blood flow rate that improves; and don't do not need the too high anti-pressure of fighting; can play good protective action to vascular endothelial cell, and then the vascular health therapeutic instrument for rehabilitation of control cardiovascular and cerebrovascular disease.
The purpose of this utility model is achieved by the following technical solution: this vascular health therapeutic instrument for rehabilitation comprises the counter-pulsation device main frame, control display screen, power supply, source of the gas, distributing valve and bleed pressure control module, power supply respectively with control display screen, counter-pulsation device main frame and source of the gas electrically connect, this controls display screen, distributing valve, the bleed pressure control module electrically connects with the counter-pulsation device main frame respectively, and source of the gas also electrically connects with the bleed pressure control module, be connected by gas pipeline between source of the gas and the distributing valve, in addition, this counter-pulsation device main frame is electrically connected with the blood flow rate checkout gear, in order to detect the blood flow velocity of the anti-relaxing period of fighting.
Compared with prior art; advantage of the present utility model is: possess noninvasive blood flow detection equipment; in the time of fighting to each patient is counter targetedly or counter blood flow rate before fighting detect; determine that one group of optimal counter-pulsation parameter role that can improve blood flow rate (reflection blood flow shearing stress) is in the patient; thereby vascular endothelial cell is played good protective action, and then reach the purpose of control cardiovascular and cerebrovascular disease.
The utility model is described in further detail below in conjunction with drawings and Examples:
[description of drawings]
Fig. 1 is a principle schematic of the present utility model;
Fig. 2 is the principle schematic of Doppler's noinvasive blood flow detecting device;
Fig. 3 is for referring to the principle schematic of volume pulsation wave checkout gear;
Fig. 4 is the dv/dt slope curve figure that 30 routine patients with coronary heart disease calculate behind the relaxing period increment ripple in the pulse wave when enrolling counter fighting under the anti-pressure of fighting of difference.
[specific embodiment]
See also Fig. 1, this utility model vascular health therapeutic instrument for rehabilitation comprises counter-pulsation device main frame 1, controls display screen 2, power supply 3, source of the gas 5, distributing valve 6 and bleed pressure control module 4, counter-pulsation device main frame 1 is equipped with special-purpose software, control display screen 2 in order to demonstration information, make things convenient for the user monitoring operating process.Power supply 3 respectively with control display screen 2, counter-pulsation device main frame 1 and source of the gas 5 electrically connect, this controls display screen 2, distributing valve 6, bleed pressure control module 4 electrically connects with counter-pulsation device main frame 1 respectively, source of the gas 5 then electrically connects with bleed pressure control module 4, be connected by gas pipeline 8 between source of the gas 5 and the distributing valve 6, in addition, this counter-pulsation device main frame 1 is electrically connected with the blood flow rate checkout gear, this blood flow rate checkout gear 7 can be Doppler's noinvasive blood flow detecting device or refer to the volume pulsation wave checkout gear or its both combination so that select voluntarily as required for the user.Doppler's noinvasive blood flow detecting device or refer to the volume pulsation wave checkout gear respectively directly with 1 electric connection of counter-pulsation device main frame.
See also Fig. 2, described Doppler's noinvasive blood flow detecting device is a known technology, and it adopts the Doppler blood flow measurement method, can be accurately again noinvasive ground detect blood flow rate in the anti-process of fighting.Its operation principle is as follows: it is made up of pulse ultrasonic wave emission source 71, pulse daley scaling system 72, receptor 73 and direction and flow velocity preprocessor 74 etc.Wherein pulse daley scaling system 72 is in order to adjust the opening time of reception, distance can clearly be received for blood flow signal in the blood vessel 70 of d.Blood flow direction is relevant with the polarity of received signal in the blood vessel 70; After setting d, carry out post processing according to the echo-signal that receives through direction and flow velocity preprocessor 74 and can obtain this place's blood flow direction and size.
See also Fig. 3, refer to that the volume pulsation wave checkout gear also is known technology, it is an electro-optical pickoff.When the wavelength of light source 77 ' and the characteristic of light-sensitive element 78 ' are complementary, be again simultaneously that penetrance is preferably during near-infrared monochromatic light in tissue, it utilizes this phenomenon to make finger volume pulsation wave checkout gear than tens times eager to excel in whatever one does of the penetrance in blood flow.During use, its light source 77 ' and light-sensitive element 78 ' are placed tested finger tip both sides respectively.The light intensity of light-sensitive element 78 ' acceptance this moment changes the variation of blood flow light transmittance in the tissue, the just volumetrical variation of blood flow in the tissue when being exactly pulse wave.There are linear relationship in volume flow and flow velocity, so volume detects the detection that can realize blood flow rate indirectly.
When using this utility model, the operator selects Doppler's noinvasive blood flow detecting device as required or refers to that the volume pulsation wave checkout gear carries out blood flow rate as 7 couples of patients of blood flow rate checkout gear and detects, the optimal counter-pulsation parameter is handled and obtained to the data of being obtained by the special-purpose software of counter-pulsation device main frame 1, especially the anti-pressure of fighting, carry out Collaborative Control by 4 pairs of sources of the gas 5 of bleed pressure control module and distributing valve 6 then, act on the patient, thereby realize different patients are imposed the suitably function of the anti-pressure of fighting.
In sum, the utlity model has following useful effect:
1, in the time of fighting to each patient is counter targetedly or counter blood flow speed before fighting detect, really Decide one group of anti-parameter role of fighting of the best that can improve the blood flow shearing stress in the patient, thereby to vascular endothelial cell Play good protective effect, and then reach the purpose of preventing and treating cardiovascular and cerebrovascular diseases.
2, not having wound blood flow detection equipment can select to provide reliable basis for the anti-parameter of fighting, and can be targetedly Carry out this kind parameter with varying with each individual and preferably test, automatically carried out by step by device itself, Need not the operator and intervene, so significantly improved the performance of counter-pulsation device, avoid causing because of misoperation Low anti-effect or the too high anti-pressure of fighting of fighting has improved medical diagnosis quality to the discomfort that patient brings.
3, the utility model adopts modularized design, and is simple in structure, is easy to realize, is convenient to existing anti-Beating device carries out transformation and upgrade, and cost is low, successful.