CN108309250A - Wound healing degree monitoring device and monitoring method - Google Patents
Wound healing degree monitoring device and monitoring method Download PDFInfo
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- CN108309250A CN108309250A CN201810227647.6A CN201810227647A CN108309250A CN 108309250 A CN108309250 A CN 108309250A CN 201810227647 A CN201810227647 A CN 201810227647A CN 108309250 A CN108309250 A CN 108309250A
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 47
- 230000029663 wound healing Effects 0.000 title claims abstract description 35
- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims description 16
- 206010052428 Wound Diseases 0.000 claims abstract description 116
- 208000027418 Wounds and injury Diseases 0.000 claims abstract description 116
- 239000000523 sample Substances 0.000 claims abstract description 27
- 230000035876 healing Effects 0.000 claims abstract description 19
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 16
- 239000000835 fiber Substances 0.000 claims description 72
- 230000008859 change Effects 0.000 claims description 27
- 208000015181 infectious disease Diseases 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 239000004745 nonwoven fabric Substances 0.000 claims description 16
- 239000012528 membrane Substances 0.000 claims description 15
- 206010048038 Wound infection Diseases 0.000 claims description 13
- 239000013307 optical fiber Substances 0.000 claims description 11
- 239000003814 drug Substances 0.000 claims description 10
- 238000005485 electric heating Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 8
- 206010061218 Inflammation Diseases 0.000 claims description 6
- 238000004659 sterilization and disinfection Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- BELBBZDIHDAJOR-UHFFFAOYSA-N Phenolsulfonephthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2S(=O)(=O)O1 BELBBZDIHDAJOR-UHFFFAOYSA-N 0.000 claims description 3
- 208000033809 Suppuration Diseases 0.000 claims description 3
- UDSAIICHUKSCKT-UHFFFAOYSA-N bromophenol blue Chemical compound C1=C(Br)C(O)=C(Br)C=C1C1(C=2C=C(Br)C(O)=C(Br)C=2)C2=CC=CC=C2S(=O)(=O)O1 UDSAIICHUKSCKT-UHFFFAOYSA-N 0.000 claims description 3
- XJRPTMORGOIMMI-UHFFFAOYSA-N ethyl 2-amino-4-(trifluoromethyl)-1,3-thiazole-5-carboxylate Chemical compound CCOC(=O)C=1SC(N)=NC=1C(F)(F)F XJRPTMORGOIMMI-UHFFFAOYSA-N 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 229960003531 phenolsulfonphthalein Drugs 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 208000024891 symptom Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000472 traumatic effect Effects 0.000 description 2
- 206010003011 Appendicitis Diseases 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 208000009344 Penetrating Wounds Diseases 0.000 description 1
- 206010072170 Skin wound Diseases 0.000 description 1
- 208000010513 Stupor Diseases 0.000 description 1
- 208000031650 Surgical Wound Infection Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001804 debridement Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 210000000416 exudates and transudate Anatomy 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000013110 gastrectomy Methods 0.000 description 1
- 208000021760 high fever Diseases 0.000 description 1
- 239000012678 infectious agent Substances 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 210000003300 oropharynx Anatomy 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 231100000057 systemic toxicity Toxicity 0.000 description 1
- 210000001685 thyroid gland Anatomy 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0077—Devices for viewing the surface of the body, e.g. camera, magnifying lens
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
- A61B5/441—Skin evaluation, e.g. for skin disorder diagnosis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/00051—Accessories for dressings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/00051—Accessories for dressings
- A61F13/00059—Accessories for dressings provided with visual effects, e.g. printed or colored
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/00051—Accessories for dressings
- A61F13/00063—Accessories for dressings comprising medicaments or additives, e.g. odor control, PH control, debriding, antimicrobic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive bandages or dressings
- A61F13/023—Adhesive bandages or dressings wound covering film layers without a fluid retention layer
- A61F13/0236—Adhesive bandages or dressings wound covering film layers without a fluid retention layer characterised by the application/handling support layer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/007—Heating or cooling appliances for medical or therapeutic treatment of the human body characterised by electric heating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0613—Apparatus adapted for a specific treatment
- A61N5/0624—Apparatus adapted for a specific treatment for eliminating microbes, germs, bacteria on or in the body
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
- G01N21/80—Indicating pH value
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0095—Heating or cooling appliances for medical or therapeutic treatment of the human body with a temperature indicator
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F2013/00089—Wound bandages
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0658—Radiation therapy using light characterised by the wavelength of light used
- A61N2005/0661—Radiation therapy using light characterised by the wavelength of light used ultraviolet
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Public Health (AREA)
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- Medical Informatics (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- General Physics & Mathematics (AREA)
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- Dermatology (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The present invention provides a kind of wound healing degree monitoring device, including wetness monitoring device, infectiosity monitoring device and healing grade monitoring device, the healing grade monitoring device includes probe and liquid crystal display, the head end of the probe is equipped with miniature webcam, the tail end of the probe and the signal input part of processor connect, the signal output end of the display screen and processor connects, the head end of the probe is inserted between bandage and wound, the miniature webcam absorbs wound image and sends processor to by signal wire, wound image is sent to display screen display by the processor.The present invention can as needed at any time assess wound healing situation, and monitoring process is without removing the lappings such as bandage, gauze, you can have good dynamic observation to wound, and can timely be handled according to wound status.
Description
Technical field
The present invention relates to wound rescue equipments, and in particular to a kind of wound healing degree monitoring device and monitoring method.
Background technology
When tissue damaged, it may appear that wound, there are many skin wound type, including wound caused by various accidents, and
The wound of various surgical site infections.Term " wound " including but not limited to it is chronic, outside injure operation generate wound, as lacerated wound,
It hurts, stab, blindgut wound, penetrating wound etc..Clinically according to the possibility polluted in wound and surgical operation, usually by notch
（Wound）It is divided into three classes：1. clean cut refers to the non-traumatic, wound that is uninfected by；Operation does not enter respiratory tract, digestion
Road, urogenital tract and oropharynx position；Also the wound without drainage and the aseptic incision of suture after operation, as thyroid gland cuts hand entirely
Art etc..2. possible contamination of incision pollution-carrying may be sewed up the incision when referring to operation, such as subtotal gastrectomy；Skin is not
The position thoroughly to sterilize, wound in 6 hours are easy by debridement suture, the notch newly sutured dissector once again again；3. dirty
Notch is contaminated, refers to the notch for closing on infected area or organizing to be directly exposed to infectious agent, such as operation for appendicitis, intestines after appendicular perforation
The notch of the downright bad Bowel resection operation of obstruction, oldness traumatic wounds etc. of the part containing slough.
It can cause different types of infection, the degree of infection and the size of wound, the depth, pollution in wound healing process
Degree etc. is closely related.Only there is red, swollen, hot, pain local symptom in the wound of low-grade infection；Infection more severe case goes out except wound
Now outside apparent local symptom, the systemic toxicities symptom such as high fever, stupor there is also.The formation of wound infection has many physiology
Reason, in treatment of wounds, wound infection is one of the important topic of modern wound care research.
Patient wounds' packages such as many burns of picture, VSD drainages tightly, to avoid wound infection, need in wound healing process
Timely dressing is wanted, dressing there are many benefits, but doctor can only be too many according to wound exudate, has overflowed wound lapping and has just given
Dressing, and dressing is expensive, if the wound healing of patient still, without infection, dressing can not given temporarily, with cost-effective, side
Just clinical treatment.The object of the present invention is to provide a kind of under the premise of not disturbing the dressing of wound location, and whether monitoring wound
It is moist, whether infect and the wound healing degree monitoring device and monitoring method of healing.
Invention content
The technical problem to be solved in the present invention is to provide a kind of wound healing degree monitoring device and monitoring methods, can be fast
Wetness, infectiosity and the healing of slowdown monitoring wound, judge the state of wound convenient for medical staff, find as early as possible
Infection is moist, timely processing.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of wound healing degree monitoring device, including tide
Humidity detection device, infectiosity monitoring device and healing grade monitoring device, wherein
The wetness monitoring device includes bandage and electric resistance moisture sensor, and the bandage includes setting gradually from outside to inside
Coating, medicine layer and non-woven fabrics skin-friendly layer, the medicine layer includes non-woven fabrics pack and the medicine in non-woven fabrics pack
Object, non-woven fabrics pack sputter on the surface of wound side have two metal films, the electric resistance moisture sensor to connect
It is connected between two metal films；
The infectiosity monitoring device includes monitor box and intelligence sensor, be equipped in the monitor box photodiode, light source,
Fiber coupler and processor, the photodiode are connect with processor, the coupling light source and optical fiber device connection；The intelligence
Energy sensor is set to non-woven fabrics skin-friendly layer at the position of wound, and the intelligence sensor includes connecting straight first successively
Multimode fibre, single mode optical fiber and the second multimode fibre, the single mode optical fiber surface are coated with one layer of PH sensitive membrane；
The fiber coupler is connect with the first multimode fibre, and the fiber coupler receives the light beam that light source generates, and by institute
Beam Propagation is stated to the first multimode fibre, the light beam passes through the first multimode fibre and single mode optical fiber to the second multimode fibre；
The photodiode is connect with the second multimode fibre, and the photodiode receives light beam from the second multimode fibre, and
Generate photoelectric current；
The processor calculates absorptivity of the PH sensitive membranes to light according to photoelectric current, according to preset right between pH value and absorptivity
It should be related to, determine the pH value of wound, and according to preset correspondence between pH value and the gradient of infection of wound, determine wound
Gradient of infection；
The healing grade monitoring device includes probe and liquid crystal display, and the head end of the probe is equipped with miniature webcam, described
The tail end of probe and the signal input part of processor connect, and the signal output end of the display screen and processor connects, the spy
The head end of needle is inserted between bandage and wound, and the miniature webcam absorbs wound image and sends processing to by signal wire
Wound image is sent to display screen display by device, the processor.
Preferably, the electric resistance moisture sensor selects universal hygronom, and the end of every metal film is equipped with
Lead is connect with universal hygronom.
Wherein, the PH sensitive membranes are irradiated to the absorptivity of light for light beam the change of the photoelectric current generated on photodiode
Rate.
Wherein, the PH sensitive membranes include three kinds of pH value indicator, respectively bromophenol blue, phenol red and bromocresol purple.
Wherein, above-mentioned wound healing degree monitoring device includes the monitor box, power supply and PCB in monitor box
Plate, the photodiode, fiber coupler and processor are integrated on pcb board, the positive and negative anodes of the power supply and the electricity of pcb board
Source input port connects, and the switch of the power supply is inlaid on the back side panel of monitor box；
The light source is set in monitor box, and by power supply power supply, the light emitting path of the light source is directed toward the input light of fiber coupler
Axis, the output optical axis of the fiber coupler are directed toward the first multimode fibre of intelligence sensor；
The left plate of the monitor box is equipped with socket, and the socket is connected by the signal input pin of conducting wire and processor, institute
It states the tail end of probe and contact pin with socket grafting is connected with by signal wire, the top plate of the monitor box is equipped with liquid crystal display
Screen, the liquid crystal display are connected by the signal output pin of conducting wire and processor；
The electric resistance moisture sensor selects universal hygronom, is set in monitor box, described general by the power supply power supply
The panel of type hygronom is inlaid on the top plate of monitor box, and the wiring of the universal hygronom is pierced by rear and two from monitor box
The lead of metal film connects.
Wherein, the head end of the probe is equipped with ultraviolet-sterilization fluorescent tube.
Above-mentioned wound healing degree monitoring device further includes temperature sensor and electric heating sheets, and the temperature sensor is logical
The signal input part for crossing signal wire and processor connects, and the electric heating sheets are by power supply power supply.
The present invention also provides a kind of monitoring methods using above-mentioned wound healing degree monitoring device, include the following steps：
（1）Wound wetness is monitored, using between two metal films of electric resistance moisture sensor measurement of wetness monitoring device
Resistance, wetness rank is determined according to the change rate of resistance value, wherein resistance change rate be 0%RH be I grade-dry, electricity
Resistance varying-ratio be 200% ~ 500% RH be II grade-it is critical, resistance change rate be more than 500% RH be III grade-it is moist；
（2）If resistance change rate is II grade or III grade, medical staff needs to Wound during Dressing Change；If resistance change rate is I grade,
Carry out step（3）；
（3）Wound infection degree is monitored, the specific steps are：
（3-1）Light source powers on, and sends out light beam；
（3-2）Light beam is sent to the first multimode fibre of intelligence sensor by fiber coupler, then restrains across single-mode optics
Fibre is to the second multimode fibre；
（3-3）The light beam that second multimode fibre is sent out exposes to photodiode, generates photoelectric current；
（3-4）Processor calculates absorptivity of the PH sensitive membranes to light beam according to photoelectric current, is preset according between pH value and absorptivity
Correspondence, determine the pH value of wound, and according to preset correspondence between pH value and the gradient of infection of wound, determine wound
The gradient of infection of mouth, wherein it is that I ' grade-is normal that pH value, which is 1 ~ 3, and it is II ' grade-inflammation that pH value, which is 3 ~ 5, and it is III ' that pH value, which is 5 ~ 7,
Grade-suppuration, it is that IV ' grade-is festered that pH value, which is 7 ~ 10,；
（4）If wound infection degree is II ' grade ~ IV ' grade, medical staff needs to Wound during Dressing Change；If wound infection degree is I '
Grade carries out step（5）；
（5）The head end of probe is inserted into bandage, above wound, absorbs wound image using miniature webcam, then pass through letter
Number line sends wound image to processor in electrical signal form, after processor handles electric signal, then with image format
Display is on a display screen, intuitive to observe wound healing situation；
（6）According to step（5）Middle wound image determines the healing state of wound, including three kinds：It heals pessimistic, bandage need to be removed
Dressing；Healing is normally carried out, and is not handled；Wound has healed, and removes bandage.
Wherein, step（3-4）In, if gradient of infection is II ' grade-inflammation, it can also first pass through ultraviolet-sterilization fluorescent tube and be killed
Bacterium.
Wherein, the wound healing degree monitoring method further includes step（6）Later the step of（7）：Wound heating promotees
Into healing, the temperature of wound is detected using temperature sensor, temperature is advisable at 18 ~ 24 DEG C, and when temperature is less than 18 DEG C, power supply is
Electric heating sheets are powered, and are slowly heated to wound.（Temperature sensor can utilize strut to be sent into wound, be examined into trip temperature
It surveys, electric heating sheets can be on the inside of bandage to wound local heating, can also be whole to wound and periphery on the outside of bandage
Heating）
The above-mentioned technical proposal of the present invention has the beneficial effect that：The present invention can as needed at any time to wound healing situation into
Row assessment, monitoring process is without removing the lappings such as bandage, gauze, you can have a good dynamic observation to wound, and can and
When handled according to wound status.
Description of the drawings
Fig. 1 is the structural schematic diagram of bandage in the present invention；
Fig. 2 be Fig. 1 in along A-A sectional view；
Fig. 3 is the frame diagram of wound infection degree monitoring device in the present invention；
Fig. 4 is the correspondence figure between pH value and absorptivity in the present invention；
Fig. 5 is the structural schematic diagram of the present invention；
Fig. 6 is the flow chart of monitoring method in the present invention.
Reference sign：
1, coating；2, medicine layer；3, non-woven fabrics skin-friendly layer；4, metal film；5, electric resistance moisture sensor；6, monitor box；7、
Photodiode；8, light source；9, fiber coupler；10, processor；11, the first multimode fibre；12, single mode optical fiber；13, second
Multimode fibre；14, probe；15, liquid crystal display；16, power supply.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The present invention provides a kind of wound healing degree monitoring device, including wetness monitoring device, infectiosity monitoring device
With healing grade monitoring device, wherein the wetness monitoring device includes bandage and electric resistance moisture sensor, the bandage
Structure is as shown in Figure 1 and Figure 2, including coating 1, medicine layer 2 and the non-woven fabrics skin-friendly layer 3 set gradually from outside to inside, the medicine
Nitride layer 2 includes non-woven fabrics pack and the drug in non-woven fabrics pack, and the non-woven fabrics pack faces the surface of wound side
Upper sputter has two metal films 4, the electric resistance moisture sensor 5 to be connected between two metal films 4.In the present embodiment, institute
It states electric resistance moisture sensor 5 and selects universal hygronom（Such as：Britain Protimeter BLD2000-Mini are mini general
Type hygronom）, the end of every metal film 4 connect equipped with lead with universal hygronom, and the wetness of wound is directly aobvious
Show on the interface of universal hygronom.Certainly, the electric resistance moisture sensor can also select the higher resistance of utilization rate
Formula lithium chloride hygrometer.Either universal hygronom or resistance-type lithium chloride hygrometer are all that can directly purchase in the market
It buys, those skilled in the art can select according to range, buy.
As shown in figure 3, the infectiosity monitoring device includes monitor box 6 and intelligence sensor, it is equipped in the monitor box 6
Photodiode 7, light source 8, fiber coupler 9 and processor 10, the photodiode 7 are connect with processor 10, the light
Source 8 is connect with fiber coupler 9；The intelligence sensor is set to non-woven fabrics skin-friendly layer 3 at the position of wound, the intelligence
Sensor includes connecting straight first multimode fibre 11, single mode optical fiber 12 and the second multimode fibre 13, the single-mode optics successively
Fine 12 surfaces are coated with one layer of PH sensitive membrane.The PH sensitive membranes include three kinds of pH value indicator, respectively bromophenol blue, it is phenol red and
Bromocresol purple.
The fiber coupler 9 is connect with the first multimode fibre 11, and the fiber coupler 9 receives the light that light source 8 generates
Beam, and give the beam Propagation to the first multimode fibre 11, the light beam pass through the first multimode fibre 11 and single mode optical fiber 12 to
Second multimode fibre 13.
The photodiode 7 is connect with the second multimode fibre 13, and the photodiode 7 connects from the second multimode fibre 13
Light beam is received, and generates photoelectric current.
The processor 10 calculates absorptivity of the PH sensitive membranes to light according to photoelectric current, wherein the PH sensitive membranes are to light
Absorptivity be that light beam is irradiated to the change rate of the photoelectric current generated on photodiode.It is preset according between pH value and absorptivity
Correspondence, determine the pH value of wound, and according to preset correspondence between pH value and the gradient of infection of wound, determine wound
The gradient of infection of mouth, is shown on liquid crystal display 15.Wherein, the correspondence figure between pH value and absorptivity is as shown in Figure 4.
The healing grade monitoring device includes probe 14 and liquid crystal display 15, and the head end of the probe 14 is equipped with miniature take the photograph
As head, the tail end of the probe 14 is connect with the signal input part of processor 10, the signal of the display screen 15 and processor 10
Output end connects, and the head end of the probe 14 is inserted between bandage and wound, and the miniature webcam intake wound image is simultaneously
Processor 10 is sent to by signal wire, and wound image is sent on display screen 15 and shows by the processor 10.
According to the structure of wound healing degree monitoring device described above, of the invention as shown in figure 5, including the monitoring
Box 6, power supply 16 and pcb board in monitor box 6, the photodiode 7 and processor 10 are integrated on pcb board, described
The positive and negative anodes of power supply 16 and the power input of pcb board connect, and the switch of the power supply 16 is inlaid in the back side panel of monitor box 6
On.
The light source 8 and fiber coupler 9 are powered by power supply 16, and the light emitting path of the light source 8 is directed toward fiber coupler 9
Input optical axis, the output optical axis of the fiber coupler 9 is directed toward the first multimode fibre 11 of intelligence sensor.Preferably, exist
Three-shaft linkage holder is arranged in the lower section of the monitor box 6, it is therefore an objective to make the multi-faceted tune in top to bottom, left and right, front and rear position of monitor box
Section, to ensure that the output optical axis of fiber coupler 9 is directed toward the first multimode fibre 11 of intelligence sensor, the second multimode fibre 13 hair
The light gone out is directed toward photodiode and is received.As long as three-shaft linkage holder herein can realize that the 6DOF of monitor box is adjustable
, the structure of three-shaft linkage holder do not limit.
A supporting rack can also be stretched out on monitor box, light source and fiber coupler are set on supporting rack（As shown in Figure 5）,
By power supply power supply, power supply electric wire is routed in supporting rack, makes fiber coupler and photodiode position for light source and fiber coupler
In the both sides of intelligence sensor, ensure the light beam linear transmission that light source is sent out.
Light source, fiber coupler and photodiode can also be all set in monitor box, is set in the side of monitor box
Speculum is set, to ensure that the light beam that light source is sent out is transferred to photodiode after fiber coupler, intelligence sensor.
The left plate of the monitor box 6 is equipped with socket, the signal input pin that the socket passes through conducting wire and processor 10
Connection, the tail end of the probe 14 are connected with the contact pin with socket grafting by signal wire, and the top plate of the monitor box 6 is equipped with
Liquid crystal display 15, the liquid crystal display 15 are connected by the signal output pin of conducting wire and processor.
The electric resistance moisture sensor selects universal hygronom, is set in monitor box 6, is powered by the power supply 16,
The panel of the universal hygronom is inlaid on the top plate of monitor box 6, and the wiring of the universal hygronom is worn from monitor box 6
Go out and is connect afterwards with the lead of two metal films 4.
The function of processor 10 in the present embodiment be receive photodiode, probe transmission signal, by signal processing
After be transferred to liquid crystal display, general microprocessor can be achieved the function, such as 51 microcontrollers, defined thereon signal
Input, output pin, power pins etc., in use, only need to be welded on pcb board as needed, therefore, processor
Structure and the non-creative technology of circuit diagram, nor the technology point that the present invention protects, it will not go into details in the present embodiment.For light
The connection of electric diode, probe and liquid crystal display and processor is by the signal of photodiode and probe and processor
Input terminal is connected using conducting wire, and liquid crystal display is connected by the signal output end of conducting wire and processor, belongs to this field
Routine techniques, it is not necessary to repeat.Wherein, photodiode, liquid crystal display and commercially available, the common model of miniature webcam selection are
It can.
Wherein, ultraviolet-sterilization fluorescent tube can also be arranged in the head end of the probe in the present invention.
The wound healing degree monitoring device can also include temperature sensor and electric heating sheets, the temperature sensing
Device is connected by the signal input part of signal wire and processor, and the electric heating sheets are by power supply power supply.
The monitor box top plate is equipped with the switching between wound switching push button, such as burn wound and VSD drainage notch, when
After wound switching, the corresponding pass between the correspondence and resistance change rate and wound wetness between pH value and absorptivity
Respective change can occur for system, between the correspondence and resistance change rate and wound wetness between pH value and absorptivity
Correspondence be with programming language in the processor, on the structure of monitoring device without influence, in the embodiment of the present invention not
It is described in detail.
As shown in fig. 6, the present invention also provides a kind of monitoring method using wound healing degree, include the following steps：
（1）Wound wetness is monitored, using between two metal films of electric resistance moisture sensor measurement of wetness monitoring device
Resistance, wetness rank is determined according to the change rate of resistance value, wherein resistance change rate be 0%RH be I grade-dry, electricity
Resistance varying-ratio be 200% ~ 500% RH be II grade-it is critical, resistance change rate be more than 500% RH be III grade-it is moist；
（2）If resistance change rate is II grade or III grade, medical staff needs to Wound during Dressing Change；If resistance change rate is I grade,
Carry out step（3）；
（3）Wound infection degree is monitored, the specific steps are：
（3-1）Light source powers on, and sends out light beam；
（3-2）Light beam is sent to the first multimode fibre of intelligence sensor by fiber coupler, then restrains across single-mode optics
Fibre is to the second multimode fibre；
（3-3）The light beam that second multimode fibre is sent out exposes to photodiode, generates photoelectric current；
（3-4）Processor calculates absorptivity of the PH sensitive membranes to light beam according to photoelectric current, is preset according between pH value and absorptivity
Correspondence, determine the pH value of wound, and according to preset correspondence between pH value and the gradient of infection of wound, determine wound
The gradient of infection of mouth, wherein it is that I ' grade-is normal that pH value, which is 1 ~ 3, and it is II ' grade-inflammation that pH value, which is 3 ~ 5, and it is III ' that pH value, which is 5 ~ 7,
Grade-suppuration, it is that IV ' grade-is festered that pH value, which is 7 ~ 10,；
Wherein, if gradient of infection is II ' grade-inflammation, ultraviolet-sterilization fluorescent tube can be first passed through and sterilized.
（4）If wound infection degree is II ' grade ~ IV ' grade, medical staff needs to Wound during Dressing Change；If wound infection degree
For I ' grade, step is carried out（5）；
（5）The head end of probe is inserted into bandage, above wound, absorbs wound image using miniature webcam, then pass through letter
Number line sends wound image to processor in electrical signal form, after processor handles electric signal, then with image format
Display is on a display screen, intuitive to observe wound healing situation；
（6）According to step（5）Middle wound image determines the healing state of wound, including three kinds：It heals pessimistic, bandage need to be removed
Dressing；Healing is normally carried out, and is not handled；Wound has healed, and removes bandage.
Above-mentioned wound healing degree monitoring method further includes step（6）Later the step of（7）：Wound heating promotes healing,
The temperature of wound is detected using temperature sensor, temperature is advisable at 18 ~ 24 DEG C, and when temperature is less than 18 DEG C, power supply is electrical heating
Piece is powered, and is slowly heated to wound.In the present embodiment, temperature sensor can utilize strut to be sent into wound, carry out temperature
Degree detection, electric heating sheets can be on the inside of bandages to wound local heating, can also be on the outside of bandage to wound and periphery
Whole heating.
The present invention can as needed at any time assess wound healing situation, and monitoring process is without removing bandage, yarn
The lappings such as cloth, you can have good dynamic observation to wound, and can timely be handled according to wound status.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of wound healing degree monitoring device, which is characterized in that including wetness monitoring device, infectiosity monitoring device and
Healing grade monitoring device, wherein
The wetness monitoring device includes bandage and electric resistance moisture sensor, and the bandage includes setting gradually from outside to inside
Coating, medicine layer and non-woven fabrics skin-friendly layer, the medicine layer includes non-woven fabrics pack and the medicine in non-woven fabrics pack
Object, non-woven fabrics pack sputter on the surface of wound side have two metal films, the electric resistance moisture sensor to connect
It is connected between two metal films；
The infectiosity monitoring device includes monitor box and intelligence sensor, be equipped in the monitor box photodiode, light source,
Fiber coupler and processor, the photodiode are connect with processor, the coupling light source and optical fiber device connection；The intelligence
Energy sensor is set to non-woven fabrics skin-friendly layer at the position of wound, and the intelligence sensor includes connecting straight first successively
Multimode fibre, single mode optical fiber and the second multimode fibre, the single mode optical fiber surface are coated with one layer of PH sensitive membrane；
The fiber coupler is connect with the first multimode fibre, and the fiber coupler receives the light beam that light source generates, and by institute
Beam Propagation is stated to the first multimode fibre, the light beam passes through the first multimode fibre and single mode optical fiber to the second multimode fibre；
The photodiode is connect with the second multimode fibre, and the photodiode receives light beam from the second multimode fibre, and
Generate photoelectric current；
The processor calculates absorptivity of the PH sensitive membranes to light according to photoelectric current, according to preset right between pH value and absorptivity
It should be related to, determine the pH value of wound, and according to preset correspondence between pH value and the gradient of infection of wound, determine wound
Gradient of infection；
The healing grade monitoring device includes probe and liquid crystal display, and the head end of the probe is equipped with miniature webcam, described
The tail end of probe and the signal input part of processor connect, and the signal output end of the display screen and processor connects, the spy
The head end of needle is inserted between bandage and wound, and the miniature webcam absorbs wound image and sends processing to by signal wire
Wound image is sent to display screen display by device, the processor.
2. wound healing degree monitoring device according to claim 1, which is characterized in that the electric resistance moisture sensor
Universal hygronom, the end of every metal film is selected to be connect with universal hygronom equipped with lead.
3. wound healing degree monitoring device according to claim 1, which is characterized in that suction of the PH sensitive membranes to light
Yield is the change rate that light beam is irradiated to the photoelectric current generated on photodiode.
4. wound healing degree monitoring device according to claim 1 or 3, which is characterized in that the PH sensitive membranes include
Three kinds of pH value indicator, respectively bromophenol blue, phenol red and bromocresol purple.
5. wound healing degree monitoring device according to claim 1, which is characterized in that including the monitor box, be set to
Power supply in monitor box and pcb board, the photodiode, fiber coupler and processor are integrated on pcb board, the power supply
Positive and negative anodes and the power inlet of pcb board connect, the switch of the power supply is inlaid on the back side panel of monitor box；
The light source is set in monitor box, and by power supply power supply, the light emitting path of the light source is directed toward the input light of fiber coupler
Axis, the output optical axis of the fiber coupler are directed toward the first multimode fibre of intelligence sensor；
The left plate of the monitor box is equipped with socket, and the socket is connected by the signal input pin of conducting wire and processor, institute
It states the tail end of probe and contact pin with socket grafting is connected with by signal wire, the top plate of the monitor box is equipped with liquid crystal display
Screen, the liquid crystal display are connected by the signal output pin of conducting wire and processor；
The electric resistance moisture sensor selects universal hygronom, is set in monitor box, described general by the power supply power supply
The panel of type hygronom is inlaid on the top plate of monitor box, and the wiring of the universal hygronom is pierced by rear and two from monitor box
The lead of metal film connects.
6. wound healing degree monitoring device according to claim 1 or 5, which is characterized in that the head end of the probe is set
There is ultraviolet-sterilization fluorescent tube.
7. wound healing degree monitoring device according to claim 1 or 5, which is characterized in that further include temperature sensor
And electric heating sheets, the temperature sensor are connected by the signal input part of signal wire and processor, the electric heating sheets are by electricity
Source powers.
8. a kind of monitoring method using the wound healing degree monitoring device as described in any one of claim 1 ~ 7, special
Sign is, includes the following steps：
（1）Wound wetness is monitored, using between two metal films of electric resistance moisture sensor measurement of wetness monitoring device
Resistance, wetness rank is determined according to the change rate of resistance value, wherein resistance change rate be 0%RH be I grade-dry, electricity
Resistance varying-ratio be 200% ~ 500% RH be II grade-it is critical, resistance change rate be more than 500% RH be III grade-it is moist；
（2）If resistance change rate is II grade or III grade, medical staff needs to Wound during Dressing Change；If resistance change rate is I grade,
Carry out step（3）；
（3）Wound infection degree is monitored, the specific steps are：
（3-1）Light source powers on, and sends out light beam；
（3-2）Light beam is sent to the first multimode fibre of intelligence sensor by fiber coupler, then restrains across single-mode optics
Fibre is to the second multimode fibre；
（3-3）The light beam that second multimode fibre is sent out exposes to photodiode, generates photoelectric current；
（3-4）Processor calculates absorptivity of the PH sensitive membranes to light beam according to photoelectric current, is preset according between pH value and absorptivity
Correspondence, determine the pH value of wound, and according to preset correspondence between pH value and the gradient of infection of wound, determine wound
The gradient of infection of mouth, wherein it is that I ' grade-is normal that pH value, which is 1 ~ 3, and it is II ' grade-inflammation that pH value, which is 3 ~ 5, and it is III ' that pH value, which is 5 ~ 7,
Grade-suppuration, it is that IV ' grade-is festered that pH value, which is 7 ~ 10,；
（4）If wound infection degree is II ' grade ~ IV ' grade, medical staff needs to Wound during Dressing Change；If wound infection degree is I '
Grade carries out step（5）；
（5）The head end of probe is inserted into bandage, above wound, absorbs wound image using miniature webcam, then pass through letter
Number line sends wound image to processor in electrical signal form, after processor handles electric signal, then with image format
Display is on a display screen, intuitive to observe wound healing situation；
（6）According to step（5）Middle wound image determines the healing state of wound, including three kinds：It heals pessimistic, bandage need to be removed
Dressing；Healing is normally carried out, and is not handled；Wound has healed, and removes bandage.
9. wound healing degree monitoring method according to claim 8, which is characterized in that step（3-4）In, if infection journey
Degree is II ' grade-inflammation, can also first pass through ultraviolet-sterilization fluorescent tube and be sterilized.
10. wound healing degree monitoring method according to claim 8, which is characterized in that further include step（6）Later
Step（7）：Wound heating promotes healing, and the temperature of wound is detected using temperature sensor, and temperature is advisable at 18 ~ 24 DEG C, temperature
When degree is less than 18 DEG C, power supply is powered for electric heating sheets, is slowly heated to wound.
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| CN201810227647.6A CN108309250A (en) | 2018-03-20 | 2018-03-20 | Wound healing degree monitoring device and monitoring method |
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| CN201810227647.6A CN108309250A (en) | 2018-03-20 | 2018-03-20 | Wound healing degree monitoring device and monitoring method |
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| CN109171681A (en) * | 2018-08-13 | 2019-01-11 | 太原理工大学 | A kind of medical equipment of remote real time monitoring fire victim pathological state |
| CN109223303A (en) * | 2018-10-18 | 2019-01-18 | 杭州市余杭区第五人民医院 | Full-automatic wound shooting assessment safety goggles and measurement method |
| CN109276370A (en) * | 2018-10-08 | 2019-01-29 | 武汉纺织大学 | A kind of magnetism moisture absorption type intelligence humicap sensing dressing and application method |
| CN112656380A (en) * | 2021-03-15 | 2021-04-16 | 茂名市人民医院 | System for monitoring wound healing in real time |
| CN113288646A (en) * | 2021-06-11 | 2021-08-24 | 温州医科大学附属第一医院 | Pressure damage prevention bolster |
| CN113350041A (en) * | 2021-06-16 | 2021-09-07 | 中国人民解放军联勤保障部队第九七〇医院 | Visual intelligent wound monitoring and repairing system |
| CN113558865A (en) * | 2021-08-05 | 2021-10-29 | 南京市第二医院 | Intelligent temperature control wound care bandage and wound healing method |
| WO2023024305A1 (en) * | 2021-08-27 | 2023-03-02 | 南华大学附属第一医院 | Wound dressing pad |
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