CN104815358A - Negative pressure drainage system capable of achieving self-circulation - Google Patents

Negative pressure drainage system capable of achieving self-circulation Download PDF

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Publication number
CN104815358A
CN104815358A CN201510198605.0A CN201510198605A CN104815358A CN 104815358 A CN104815358 A CN 104815358A CN 201510198605 A CN201510198605 A CN 201510198605A CN 104815358 A CN104815358 A CN 104815358A
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CN
China
Prior art keywords
mozzle
control valve
wound surface
drainage system
waste liquid
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201510198605.0A
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Chinese (zh)
Other versions
CN104815358B (en
Inventor
彭芸
杨习锋
曾晨光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGZHOU JIANFU MEDICAL SCIENCE TECHNOLOGY CO.,LTD.
Original Assignee
GUANGZHOU XINCHENG BIOTECHNOLOGY Co Ltd
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Priority to CN201510198605.0A priority Critical patent/CN104815358B/en
Publication of CN104815358A publication Critical patent/CN104815358A/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/0001Containers for suction drainage, e.g. rigid containers
    • A61M1/0003Self-contained vacuum aspirators
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/0023Suction drainage systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/0058Suction-irrigation systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71Suction drainage systems
    • A61M1/73Suction drainage systems comprising sensors or indicators for physical values
    • A61M1/734Visual indicating means for flow
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/88Draining devices having means for processing the drained fluid, e.g. an absorber
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3331Pressure; Flow
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3331Pressure; Flow
    • A61M2205/3334Measuring or controlling the flow rate
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/75General characteristics of the apparatus with filters
    • A61M2205/7518General characteristics of the apparatus with filters bacterial

Abstract

The invention discloses a negative pressure drainage system capable of achieving a self-circulation; the negative pressure drainage system can generate a continuous liquid shearing force in the position of a wound surface, so as to accelerate the union of the wound surface. The negative pressure drainage system comprises a medical dressing, a waste liquid bottle, a vacuum pump, an A liquid conduit, an A air conduit, a B liquid conduit, a peristaltic pump, a C liquid conduit, an infusion bottle, an E liquid conduit, an a control valve, a B control valve and an F control valve, wherein the medical dressing, the B liquid conduit, the peristaltic pump, the C liquid conduit and the infusion bottle are sequentially connected. The medical dressing, the A fluid conduit, the waste liquid bottle, the A air conduit and the vacuum pump are sequentially connected. The E liquid conduit is connected between the C liquid conduit and the A liquid conduit. The A control valve is installed on the A liquid conduit; and the connection point between the E liquid conduit and the A liquid conduit is located between the A control valve and the medical dressing. The B control valve is installed on the C liquid conduit; and the connection point between the E liquid conduit and the C liquid conduit is located between the B control valve and the peristaltic pump. The F control valve is installed on the E liquid conduit.

Description

The drainage system of self-loopa can be realized
Technical field
The present invention relates to a kind of drainage system, specifically, relating to one can carry out Cycle of nutrients treatment in wound surface position, produces the hydrodynamic shear continued, to accelerate the drainage system of the realized self-loopa of the healing of wound surface position.
Background technology
In recent years, along with socioeconomic fast development, social senilization's process are accelerated, the acute and chronic wound surface of skin such as the wound surface after diabetic foot ulcer, degree of depth pressure ulcer, wound etc. of various healing property of difficulty also more increases, and all kinds of surgical site infections also often can occur that liquid oozes out the more wound needing drain simultaneously.The phenomenon that hematocele, pus, tissue fluid or secretions accumulate is there is in focus or wound, if these liquid are disposed not in time, the healing of wound will be affected, the wound that even can make that situation is serious worsens, effective solution utilizes negative pressure drainage technology the guiding of these liquid to be discharged, namely in operation process, negative-pressure drainage tube is extend into wound position, utilize negative-pressure drainage tube hydrops drain to be extracted out.
Generally, negative pressure drainage technology, owing in time the antibacterial, toxin etc. of wound fluid and infection can be unfavorable for that the timely drain of the material of wound healing is removed, has good therapeutic effect for most of book wound, wound surface.But not 7 ~ 30 days usually cycle in negative pressure drainage process, even longer, wound surface can face the loss of the nutrient substance such as a large amount of protein, body fluid, electrolyte simultaneously, affects healing speed, especially the treatment of refractory wound surface between the deficiency of nutrient substance.At present, doctor adopts common dressing to be combined with the nutritional substance such as medicine or somatomedin to treat usually.But the Comprehensive Treatment effectively combined usually is not carried out with negative pressure drainage technology.
Summary of the invention
For above deficiency, the invention provides one and can carry out Cycle of nutrients treatment in wound surface position, produce the hydrodynamic shear continued, to accelerate the drainage system of the realized self-loopa of the healing of wound surface position, it comprises medical dressing, waste liquid bottle, vacuum pump, A mozzle and A airway, described medical dressing is attached at the wound surface position of patient, described A mozzle is connected between medical dressing and waste liquid bottle, described A airway is communicated with between described waste liquid bottle and vacuum pump, also comprise B mozzle, peristaltic pump, C mozzle, infusion bottle, E mozzle, A control valve, B control valve and F control valve, described B mozzle is connected between peristaltic pump and medical dressing, described C mozzle is connected between peristaltic pump and infusion bottle, described E mozzle is connected between C mozzle and A mozzle, described A control valve is arranged on A mozzle, and the junction point of E mozzle and A mozzle is between A control valve and medical dressing, described B control valve is arranged on C mozzle, and the junction point of E mozzle and C mozzle is between B control valve and peristaltic pump, described F control valve is arranged on E mozzle.
In order to realize the present invention further, described waste liquid bottle is provided with the turbidity transducer of the turbidity for the waste liquid in Real-Time Monitoring waste liquid bottle.
In order to realize the present invention further, described waste liquid bottle is provided with the A liquid level sensor of the liquid level for the waste liquid in Real-Time Monitoring waste liquid bottle.
In order to realize the present invention further, also comprise pressure transducer and B airway, one end of described B airway is connected to medical dressing, and its other end is communicated to described pressure transducer, with the vacuum magnitude of the wound surface position of Real-Time Monitoring patient.
In order to realize the present invention further, also comprise D airway, E control valve and filter tip, described E control valve is arranged on described D airway, and one end of D airway is connected to described medical dressing, and the other end of described D airway connects filter tip.
In order to realize the present invention further, also comprise C airway and biofilter, described C airway is connected between medical dressing and biofilter, and D airway is connected between biofilter and filter tip.
In order to realize the present invention further, also comprising infusion bottle and being connected to the C mozzle between described infusion bottle and medical dressing.
In order to realize the present invention further, described infusion bottle is also provided with the B liquid level sensor for the liquid level in monitoring transfusion bottle.
In order to realize the present invention further, also comprise B mozzle, peristaltic pump, C mozzle and infusion bottle, described B mozzle is connected between peristaltic pump and medical dressing, and described C mozzle is connected between peristaltic pump and infusion bottle.
In order to realize the present invention further, described A mozzle is also provided with A control valve.
Beneficial effect of the present invention:
1, drainage system of the present invention is by the on-off control of A control valve, B control valve and F control valve, it can be made to be in self-loopa pattern, the nutritional solution (medicine or somatomedin etc.) utilizing peristaltic pump to realize wound surface position circulates, thus lasting micro mechanics (hydrodynamic shear) stimulation is carried out to wound surface position, the hydrodynamic shear continued is produced, to promote the healing of wound surface (especially difficult healing wound surface) in wound surface position.Negative pressure drainage treatment and the effective combined treatment wound surface of nutritional solution (medicine or somatomedin etc.) circulation treatment pattern can be realized simultaneously, as in the traumatic infection stage, lasting/intermittent negative pressure pattern is adopted to treat, traumatic infection factor implements nutritional solution (medicine or somatomedin etc.) circulation treatment after removing again, effectively can promote the healing of wound surface (especially difficult healing wound surface), shorten the treatment time of wound surface.
2, the waste liquid bottle of drainage system of the present invention is provided with turbidity transducer, by the turbidity of the waste liquid in turbidity transducer Real-Time Monitoring waste liquid bottle, thus medical personnel or armarium is facilitated to judge the recovery situation of wounds according to the data that turbidity transducer detects.
3, the waste liquid bottle of drainage system of the present invention is provided with A liquid level sensor, in waste liquid in waste liquid bottle is full soon, trigger A liquid level sensor, thus remind medical personnel or distance host to replace waste liquid bottle, be more applicable for the developing direction of following intelligentized full-automatic armarium.
4, drainage system of the present invention is provided with pressure monitor system, by the actual pressure size of pressure transducer Real-Time Monitoring wound surface position, and the actual pressure size of monitoring is sent to main frame, so that main frame effectively controls the vacuum magnitude of wound surface position, avoid the pressure of wound surface position excessive and the tissue of injured patient, effectively can also monitor drainage system and whether occur blocking or gas leakage, when the data of pressure sensor monitoring cannot reach appointment negative pressure value for a long time, when suspending main frame, if negative pressure value cannot stablize maintenance, then system gas leakage; If negative pressure value still keeps but less than appointment negative pressure value, then system jams, needs carry out replacing negative tube or carry out flushing operation.
5, drainage system of the present invention is by the on-off control of control valve, can in continuous negative pressure pattern, intermittent negative pressure pattern, at full speed rinse mode, controlled rinse mode, freely switch between single infusion mode and circulation pattern, facilitate the rehabilitation stage residing for patient or treat the suitable mode of operation of choosing period of time, versatility is stronger, the rehabilitation of convenient patient.
6, when drainage system of the present invention is in continuous negative pressure pattern, the target pressure value of the good wound surface position of host setting can be utilized, utilize the actual pressure size of pressure transducer Real-Time Monitoring wound surface position, when there is difference between actual pressure size and target pressure value, main frame is utilized to change the output of vacuum pump, to adjust the actual pressure size of wound surface position, thus ensure that actual pressure size is consistent with target pressure value.
7, drainage system of the present invention is in intermittent negative pressure pattern, by utilizing the alternate of air pressure, forms the negative pressure of interval in wound surface position, to carry out regular physical stimulation to the cambium of wound surface position, thus plays the effect that physics urgees more.
8, drainage system of the present invention is in rinse mode at full speed, the infusion channel formed by infusion bottle, C mozzle and D mozzle can realize carrying out cleaning and sterilizing process to wound surface position, like this, while vacuum suction waste liquid, can also clean wound surface position, help wound surface position to reply faster, avoid the wrapping needing to take wounds position apart, utilize other instrument to clean wound surface position, greatly reduce the misery of patient.
9, drainage system of the present invention is in controlled rinse mode, the transfusion speed of infusion bottle effectively can be controlled by peristaltic pump, cleaning operation (the different Restoration stage of appropriateness is carried out with the recovery according to wound surface position, need the speed difference of cleaning), more save cost, cut the waste.
10, drainage system of the present invention is in single infusion mode, the infusion channel formed by infusion bottle, C mozzle and B mozzle can realize carrying out cleaning and sterilizing process to wound surface position, the output of host computer control peristaltic pump can also be utilized, thus effectively control the transfusion speed (cleaning speed of wound surface position) of infusion bottle.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the present invention is in continuous negative pressure pattern.
Fig. 2 is the schematic diagram that the present invention is in intermittent negative pressure pattern;
Fig. 3 is the schematic diagram that the present invention is in rinse mode at full speed;
Fig. 4 is the schematic diagram that the present invention is in controlled rinse mode;
Fig. 5 is the schematic diagram that the present invention is in single infusion mode;
Fig. 6 is the schematic diagram that the present invention is in circulation pattern.
Detailed description of the invention
Be further elaborated the present invention below in conjunction with accompanying drawing, wherein, direction of the present invention take Fig. 1 as standard.
As shown in Figures 1 to 6, the drainage system realizing self-loopa of the present invention comprises medical dressing 1, drainage system 2, purging system 3, pressure monitor system 4 and pressure balancing system 5, and medical dressing 1 is for being attached at the wound surface position of patient; Drainage system 2 is guided away for the hematocele of the wound surface position by patient and hydrops; Purging system 3 is for the cleaning that carries out disinfection to the wound surface position of patient; Pressure monitor system 4 is for the actual pressure of the wound surface position of Real-Time Monitoring patient; Pressure balancing system 5, for balancing the pressure size of the wound surface position of patient, avoids the pressure of wound surface position excessive.
Medical dressing 1 can adopt mandruka dressing, also can be that mandruka dressing and isolating pad form and combine dressing, isolating pad dressing generally adopts kpetrolatum gauze, also hydrophilic, water absorbent gel film can be adopted by the loose porous isolating pad made of punching, this isolating pad has good biocompatibility, surface hydrophilic, soft, smooth, nanoporous, can be used as pharmaceutical carrier.
Drainage system 2 comprises A mozzle 21, A control valve 22, waste liquid bottle 23, A airway 24, vacuum pump 25, A liquid level sensor 26 and turbidity transducer 27, one end of A mozzle 21 extend into wound surface position through medical dressing 1, the other end of A mozzle 21 is connected to waste liquid bottle 23, to enter in waste liquid bottle 23 by the guiding of the waste liquid of wound surface position; A control valve 22 is arranged on A mozzle 21, enters in waste liquid bottle 23 to control waste liquid; Waste liquid bottle 23, for collecting the waste liquid in wound surface position, is cleared up to facilitate timing; A airway 24 is communicated with between waste liquid bottle 23 and vacuum pump 25; Vacuum pump 25 for forming negative pressure in waste liquid bottle 23, thus utilizes vacuum suction, to be drawn in waste liquid bottle 23 by the waste liquid of wound surface position; A liquid level sensor 26 is arranged on the outer wall of waste liquid bottle 23, with the collecting amount of the waste liquid in Real-Time Monitoring waste liquid bottle 23, when the waste liquid in waste liquid bottle 23 is about to fill up time, A liquid level sensor 26 is triggered, A liquid level sensor 26 sends the control signal of " waste liquid bottle is full " to main frame, notify that medical personnel change waste liquid bottle 23, or the waste liquid in waste liquid bottle 23 is outwelled; Turbidity transducer 27 is arranged in waste liquid bottle 23, with the turbidity of the waste liquid in Real-Time Monitoring waste liquid bottle 23, the numerical value of the turbidity of Real-Time Monitoring is sent to main frame by turbidity transducer 27, and the numerical value of the turbidity of the waste liquid of being monitored by turbidity transducer 27 can judge the recovery situation of wound surface position.When turbidity transducer 27 monitor numerical value lower (waste liquid is more clear), illustrate the hematocele of wound surface position and hydrops less, wound surface location restore is all right; When the numerical value lower (waste liquid is more muddy) that turbidity transducer 27 is monitored, the hematocele of wound surface position and hydrops or more are then described, wound surface location restore is in bad order, thus avoid the instrument monitoring wound surface location restore degree by other, design hommization more, it is also more accurate to judge.
Purging system 3 comprises B mozzle 31, peristaltic pump 32, C mozzle 33, infusion bottle 34, B control valve 35, B liquid level sensor 36, D mozzle 37 and C control valve 38, wherein, one end of B mozzle 31 extend into wound surface position through medical dressing 1, and the other end of B mozzle 31 is communicated to the outfan of peristaltic pump 32; Peristaltic pump 32 is communicated with between B mozzle 31 and C mozzle 33, is controlled the speed of transfusion by peristaltic pump 32; One end of C mozzle 33 is communicated to the input of peristaltic pump 32, and the other end of C mozzle 33 is communicated to infusion bottle 34; Infusion bottle 34 is for storing cleanout fluid or disinfectant solution; B control valve 35 is arranged on C mozzle 33, for control C mozzle 33 transfusion state and transfusion speed; B liquid level sensor 36 is arranged on the outer wall of infusion bottle 34, with the surplus of the cleanout fluid in Real-Time Monitoring infusion bottle 34 or disinfectant solution, when the cleanout fluid in infusion bottle 34 or disinfectant solution are about to be totally lost time, B liquid level sensor 36 is triggered, B liquid level sensor 36 sends the control signal of " infusion bottle is totally lost " to main frame, notify that medical personnel change infusion bottle 34, or again in infusion bottle 34, fill cleanout fluid or disinfectant solution; The two ends of D mozzle 37 are communicated with B mozzle 31 and C mozzle 33 respectively, when peristaltic pump 32 is idle, realize automatic infusion; C control valve 38 is arranged on D mozzle 37, to realize transfusion state and the transfusion speed of D mozzle 37.
One end that pressure monitor system 4 comprises B airway 41, pressure transducer 42 and D control valve 43, B airway 41 is positioned at the one side towards wound surface position of medical dressing 1, and its other end is communicated to pressure transducer 42; Pressure transducer 42 is for the actual pressure size of Real-Time Monitoring wound surface position, and the actual pressure size of monitoring is sent to main frame, so that main frame effectively controls the vacuum magnitude of wound surface position, avoid the pressure of wound surface position excessive and the tissue of injured patient, thus also can effectively monitor drainage system 2 whether occur blocking (native system steady operation is when a certain state, when there is larger fluctuation in the data that pressure transducer 42 is monitored, then illustrate that blocking appears in drainage system 2, needs cleaning); D control valve 43 is arranged on B airway 41, with the duty of controlled pressure sensor 42.
One end that pressure balancing system 5 comprises C airway 51, biofilter 52, D airway 53, filter tip 54 and E control valve 55, C airway 51 is positioned at the one side towards wound surface position of medical dressing 1, and its other end is communicated to biofilter 52; Biofilter 52, for filtering the air entering wound surface position, avoids the tissue bacterial infections of wound surface position; One end of D airway 53 is communicated to biofilter 52, and its other end is communicated to filter tip 54; Filter tip 54, for filtering larger particles in the air entering wound surface position, avoids the tissue of wound surface position to pollute; E control valve 55 is arranged on D airway 53, for the duty of control D airway 53 (pressure balancing system 5).
When wound surface location restore is in good condition time, can carry out continuing to stimulate to wound surface, thus realize producing to wound surface the hydrodynamic shear continued, short to reach physics, accelerate the object of operation healing, the present invention can also increase a kind of circulation pattern, namely between C mozzle 33 and A mozzle 21, an E mozzle 61 is increased, E mozzle 61 arranges a F control valve 62, one end corresponding between peristaltic pump 32 and B control valve 35 at C mozzle 33 of E mozzle 61, its other end corresponding between medical dressing 1 and A control valve 22 at A mozzle 21.
Wherein, peristaltic pump of the present invention, vacuum pump and all control valves carry out Systematical control by main frame, all pressure transducers, liquid level sensor and turbidity transducer and main frame are electrically connected, the signal of monitoring is sent to main frame by all pressure transducers, liquid level sensor and turbidity transducer, judges for main frame.
As shown in Figure 1, of the present inventionly be in continuous negative pressure pattern, wherein, A control valve 22 and D control valve 43 are in open mode, B control valve 35, C control valve 38, E control valve 55 and F control valve 62 are all in closed condition, vacuum pump 25 and pressure transducer 42 in running order, peristaltic pump 32 is in off working state.The present invention utilizes the target pressure value of the good wound surface position of host setting, utilize the actual pressure size of pressure transducer 42 Real-Time Monitoring wound surface position, when there is difference between actual pressure size and target pressure value, main frame is utilized to change the output of vacuum pump 25, to adjust the actual pressure size of wound surface position, thus ensure that actual pressure size is consistent with target pressure value.Like this, while negative pressure effluent discharge, the actual pressure size of wound surface position can also be controlled more accurately, avoid the pressure of wound surface position excessive and the tissue of injured patient, also effectively can monitor drainage system 2 whether to occur blocking (native system steady operation is when a certain state simultaneously, when larger fluctuation occurs the data that pressure transducer 42 is monitored, then illustrate that blocking appears in drainage system 2, needs cleaning).
As shown in Figure 2, of the present inventionly be in intermittent negative pressure pattern, wherein, A control valve 22 and D control valve 43 are in open mode, B control valve 35, C control valve 38 and F control valve 62 are all in closed condition, and E control valve 55 is in be opened and closes alternating state, utilize the change of E control valve 55 duty thus form negative pressure state and pressure release state, vacuum pump 25 and pressure transducer 42 in running order, peristaltic pump 32 is in off working state.In original state, E control valve 55 is in closed condition, by target pressure value and the time interval value of the good wound surface position of host setting, utilize the actual pressure size of pressure transducer 42 Real-Time Monitoring wound surface position, when there is difference between actual pressure size and target pressure value, main frame is utilized to change the output of vacuum pump 25, to adjust the actual pressure size of wound surface position, thus ensure that actual pressure size is consistent with target pressure value, be now in negative pressure state; When the persistent period of negative pressure state reaches time interval value, E control valve 55 changes duty (becoming open mode), now utilizes filter tip 54 to shed the pressure of wound surface position, now becomes pressure release state; When the persistent period of pressure release state reaches time interval value, E control valve 55 changes again duty (becoming closed condition), now becomes negative pressure state again, so goes round and begins again, to reach the object of intermittent negative pressure.Like this, by utilizing the alternate of air pressure, forming the negative pressure of interval in wound surface position, to carry out regular physical stimulation to the cambium of wound surface position, thus playing the effect that physics urgees more.
As shown in Figure 3, of the present inventionly be at full speed rinse mode, wherein, A control valve 22, B control valve 35, C control valve 38 and D control valve 43 are in open mode, E control valve 55 and F control valve 62 are all in closed condition, vacuum pump 25 and pressure transducer 42 in running order, peristaltic pump 32 is in off working state.The present invention can realize carrying out cleaning and sterilizing process to wound surface position by the infusion channel that infusion bottle 34, C mozzle 33 and D mozzle 37 are formed, in addition, utilize the target pressure value of the good wound surface position of host setting, utilize the actual pressure size of pressure transducer 42 Real-Time Monitoring wound surface position, when there is difference between actual pressure size and target pressure value, main frame is utilized to change the output of vacuum pump 25, to adjust the actual pressure size of wound surface position, thus ensure that actual pressure size is consistent with target pressure value.Like this, while vacuum suction waste liquid, can also clean wound surface position, wound surface position is helped to reply faster, avoid the wrapping needing to take wounds position apart, utilize other instrument to clean wound surface position, greatly reduce the misery of patient.
As shown in Figure 4, of the present inventionly be in controlled rinse mode, wherein, A control valve 22, B control valve 35 and D control valve 43 are in open mode, C control valve 38, E control valve 55 and F control valve 62 are all in closed condition, and vacuum pump 25, peristaltic pump 32 and pressure transducer 42 are in running order.The present invention utilizes the output of host computer control peristaltic pump 32, thus effectively control the transfusion speed (cleaning speed of wound surface position) of infusion bottle 34, in addition, utilize the target pressure value of the good wound surface position of host setting, utilize the actual pressure size of pressure transducer 42 Real-Time Monitoring wound surface position, when there is difference between actual pressure size and target pressure value, main frame is utilized to change the output of vacuum pump 25, to adjust the actual pressure size of wound surface position, thus ensure that actual pressure size is consistent with target pressure value.Like this, while vacuum suction waste liquid, can also clean wound surface position, wound surface position is helped to reply faster, avoid the wrapping needing to take wounds position apart, other instrument is utilized to clean wound surface position, greatly reduce the misery of patient, in addition, effectively can be controlled the transfusion speed of infusion bottle 34 by peristaltic pump 32, carry out the cleaning operation (different Restoration stage needs the speed difference of cleaning) of appropriateness with the recovery according to wound surface position, more save cost, cut the waste.
As shown in Figure 5, of the present inventionly be in single infusion mode, wherein, B control valve 35 is in open mode, A control valve 22, C control valve 38, D control valve 43, E control valve 55 and F control valve 62 are all in closed condition, peristaltic pump 32 is in running order, and vacuum pump 25 and pressure transducer 42 are in off working state.Like this, the present invention can realize carrying out cleaning and sterilizing process to wound surface position by the infusion channel that infusion bottle 34, C mozzle 33 and B mozzle 31 are formed, the output of host computer control peristaltic pump 32 can also be utilized, thus effectively control the transfusion speed (cleaning speed of wound surface position) of infusion bottle 34.
As shown in Figure 6, of the present inventionly be in circulation pattern, wherein, F control valve 62 is in open mode, A control valve 22, B control valve 35, C control valve 38, D control valve 43 and E control valve 55 are all in closed condition, and peristaltic pump 32, vacuum pump 25 and pressure transducer 42 are in off working state.Like this, utilize peristaltic pump 32 to realize the waste liquid circulation flowing of wound surface position, thus carry out continuing to stimulate to wound surface position, produce the hydrodynamic shear continued in wound surface position, to accelerate the absorption of wound surface position nutrient substance (medicine), to accelerate the healing of wound surface.
The foregoing is only better embodiment of the present invention, the present invention is not limited to above-mentioned embodiment, the structural modification that local is small may be there is in implementation process, if do not depart from the spirit and scope of the present invention to various change of the present invention or modification, and belonging within claim of the present invention and equivalent technologies scope, then the present invention is also intended to comprise these change and modification.

Claims (10)

1. one kind can realize the drainage system of self-loopa, it comprises medical dressing, waste liquid bottle, vacuum pump, A mozzle and A airway, described medical dressing is attached at the wound surface position of patient, described A mozzle is connected between medical dressing and waste liquid bottle, described A airway is communicated with between described waste liquid bottle and vacuum pump, it is characterized in that, also comprise B mozzle, peristaltic pump, C mozzle, infusion bottle, E mozzle, A control valve, B control valve and F control valve, described B mozzle is connected between peristaltic pump and medical dressing, described C mozzle is connected between peristaltic pump and infusion bottle, described E mozzle is connected between C mozzle and A mozzle, described A control valve is arranged on A mozzle, and the junction point of E mozzle and A mozzle is between A control valve and medical dressing, described B control valve is arranged on C mozzle, and the junction point of E mozzle and C mozzle is between B control valve and peristaltic pump, described F control valve is arranged on E mozzle.
2. the drainage system realizing self-loopa according to claim 1, is characterized in that, described waste liquid bottle is provided with the turbidity transducer of the turbidity for the waste liquid in Real-Time Monitoring waste liquid bottle.
3. the drainage system realizing self-loopa according to claim 1, is characterized in that, described waste liquid bottle is provided with the A liquid level sensor of the liquid level for the waste liquid in Real-Time Monitoring waste liquid bottle.
4. the drainage system realizing self-loopa according to claim 1, it is characterized in that, also comprise pressure transducer and B airway, one end of described B airway is connected to medical dressing, its other end is communicated to described pressure transducer, with the vacuum magnitude of the wound surface position of Real-Time Monitoring patient.
5. the drainage system realizing self-loopa according to claim 1, it is characterized in that, also comprise D airway, E control valve and filter tip, described E control valve is arranged on described D airway, one end of D airway is connected to described medical dressing, and the other end of described D airway connects filter tip.
6. the drainage system realizing self-loopa according to claim 1, it is characterized in that, also comprise C airway and biofilter, described C airway is connected between medical dressing and biofilter, and D airway is connected between biofilter and filter tip.
7. the drainage system realizing self-loopa according to claim 1, is characterized in that, also comprises infusion bottle and is connected to the C mozzle between described infusion bottle and medical dressing.
8. the drainage system realizing self-loopa according to claim 7, is characterized in that, described infusion bottle is also provided with the B liquid level sensor for the liquid level in monitoring transfusion bottle.
9. the drainage system realizing self-loopa according to claim 1, it is characterized in that, also comprise B mozzle, peristaltic pump, C mozzle and infusion bottle, described B mozzle is connected between peristaltic pump and medical dressing, and described C mozzle is connected between peristaltic pump and infusion bottle.
10. the drainage system realizing self-loopa according to claim 9, is characterized in that, described A mozzle is also provided with A control valve.
CN201510198605.0A 2015-04-23 2015-04-23 The drainage system of self-loopa can be achieved Active CN104815358B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105107032A (en) * 2015-08-28 2015-12-02 湖南德丰融智科技有限公司 Closed type vacuum drainage device with feedback
CN106806953A (en) * 2017-03-14 2017-06-09 中国医科大学附属盛京医院 A kind of external ventricle drainage automatic speed-measuring and autompulse cleaning device
CN112843352A (en) * 2021-03-05 2021-05-28 卢礼卿 Thoracic cavity closed drainage device with intelligent pressure regulating function

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1420792A (en) * 1999-11-09 2003-05-28 Kci医疗有限公司 Wound suction device with multi-lumen connector
WO2005105175A1 (en) * 2004-04-27 2005-11-10 Smith & Nephew, Plc Wound cleansing apparatus with ultrasound
CN1732028A (en) * 2002-10-28 2006-02-08 史密夫及内修公开有限公司 Apparatus for aspirating, irrigating and cleansing wounds
CN101304779A (en) * 2005-09-15 2008-11-12 史密夫及内修公开有限公司 Apparatus
US20090054855A1 (en) * 2004-04-28 2009-02-26 Smith & Nephew, Plc Apparatus for aspirating, irrigating and/or cleansing of wounds
CN101843930A (en) * 2010-06-25 2010-09-29 董大泉 Household automated peritoneal dialysis device
CN101862481A (en) * 2010-06-25 2010-10-20 董大泉 Simple automatic peritoneal dialysis equipment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1420792A (en) * 1999-11-09 2003-05-28 Kci医疗有限公司 Wound suction device with multi-lumen connector
CN1732028A (en) * 2002-10-28 2006-02-08 史密夫及内修公开有限公司 Apparatus for aspirating, irrigating and cleansing wounds
WO2005105175A1 (en) * 2004-04-27 2005-11-10 Smith & Nephew, Plc Wound cleansing apparatus with ultrasound
US20090054855A1 (en) * 2004-04-28 2009-02-26 Smith & Nephew, Plc Apparatus for aspirating, irrigating and/or cleansing of wounds
CN101304779A (en) * 2005-09-15 2008-11-12 史密夫及内修公开有限公司 Apparatus
CN101843930A (en) * 2010-06-25 2010-09-29 董大泉 Household automated peritoneal dialysis device
CN101862481A (en) * 2010-06-25 2010-10-20 董大泉 Simple automatic peritoneal dialysis equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105107032A (en) * 2015-08-28 2015-12-02 湖南德丰融智科技有限公司 Closed type vacuum drainage device with feedback
CN106806953A (en) * 2017-03-14 2017-06-09 中国医科大学附属盛京医院 A kind of external ventricle drainage automatic speed-measuring and autompulse cleaning device
CN106806953B (en) * 2017-03-14 2019-03-22 中国医科大学附属盛京医院 A kind of external ventricle drainage automatic speed-measuring and autompulse cleaning device
CN112843352A (en) * 2021-03-05 2021-05-28 卢礼卿 Thoracic cavity closed drainage device with intelligent pressure regulating function

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