CN110522419B

CN110522419B - Wound repair degree detection device and manufacturing method thereof

Info

Publication number: CN110522419B
Application number: CN201910826297.XA
Authority: CN
Inventors: 周立余; 吴鸿
Original assignee: Suzhou Oriza Medical Instrument Co ltd
Current assignee: Suzhou Oriza Medical Instrument Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2021-11-02
Anticipated expiration: 2039-09-03
Also published as: CN110522419A

Abstract

A wound repair degree detection device and a manufacturing method thereof are provided with a wound cover, wherein the wound cover is fixed on the skin through a fixed adhesive film, so that a cavity only provided with a pipeline communicated with the outside is formed above a wound, the rotating speed of a main shaft when a base is roughly turned is 1200R/min, the feeding speed is 0.3mm/R, the cutting depth is 0.2mm, after rough turning is finished, an outer circular surface is used as a reference surface, the upper end surface and the lower bottom surface are machined, firstly rough milling is carried out, a PCD pattern layer cutter is adopted, the milling speed is 60m/min, the feeding amount of each tooth is 0.12mm/z, the back cutting amount of a milling cutter is 1.5mm, furthermore, the upper half part of the outer circular surface is machined through turning, a flange 14 is machined, then a nursing hole 7 is roughly machined through drilling, and then the nursing hole 7 is finely reamed, and the roughness of the inner surface is enabled to be below 1.6 mu m.

Description

Wound repair degree detection device and manufacturing method thereof

Technical Field

The invention relates to the field of medical detection, in particular to the field of distinguishing the wound repair degree in a mode of not invading human body.

Background

At present, the medical detection field is rapidly developed, the type and the development of disease course of diseases are distinguished through various instruments, however, in some fields, proper instruments cannot be developed due to complexity and uncontrollable of diseases, for example, the wound repair degree is distinguished, at present, the repair degree of the wound is still distinguished through the experience of doctors according to visual observation, and meanwhile, certain reagents are used for detection, the mode not only needs to expose the wound in the air to receive secondary infection, but also has different healing development processes and generated tissue fluid components due to various wound types (sharp puncture, scratch, scald, old diabetes wounds, bedsore and the like), so that doctors can make wrong judgments and delay the disease condition. For wound treatment or auxiliary equipment needing to be in close contact with a human body, the manufacturing difficulty is high, and the requirements on materials and processing processes are high, so that no mature and disclosed manufacturing method exists at present.

Disclosure of Invention

In order to solve the problems in the prior art, the application provides a wound repair degree detection device and a manufacturing method thereof, through the device, medical staff can judge the degree of wound healing more accurately by means of certain objective visual detection and chemical detection indexes, and meanwhile, a processing method of key parts is provided, so that the device is convenient for technical staff in the field to use.

A wound repair degree detection device is provided with a wound cover, the wound cover is fixed on skin through a fixed adhesive film, so that a cavity only provided with a pipeline communicated with the outside is formed above a wound, the wound cover is provided with an upper cover, two sides of the upper cover are provided with transparent edges, the transparent edges are used for facilitating observation of doctors and visual detection equipment, the transparent edges are provided with grooves, the grooves are clamped with a base, the outer side of the base is provided with a replaced flange, the base is provided with a circle of seat feet extending outwards, a nursing hole convenient for nursing the wound is arranged at the lower side of the flange, cold nitrogen can be injected into the nursing hole in an emergency mode, anti-inflammatory drugs or tissue fluid flowing out suddenly, blood and the like can be pumped out, the nursing hole is sealed through a plug, a temperature sensor and a humidity sensor are arranged at an inlet of the pipeline, and timely detection on temperature and humidity changes of a microenvironment in the wall is implemented, the signal transmission of temperature sensor and humidity transducer is to signal of telecommunication modulation and demodulation device 1, then the A, D pin of retransmission to central processing unit, according to the ideal wound recovery data of the different state of an illness of different state of an illness that imbed before, judge the recovery degree, simultaneously, central processing unit still links to each other with internet module and wireless communication module, thereby also transmit data in real time to patient or family members' cell-phone, RS232 interface one side is connected with central processing unit, the another side is connected with touch-screen display ware, and simultaneously, central processing unit control pump suction and negative pressure motor, when pressure sensor detects that the pressure in the cavity does not accord with preset requirement, then the starter motor provides the negative pressure.

Further, still include the wound camera and the image comparison module of peripheral hardware, the wound camera can set up 2 along transparent edge, 4, 6 or 8, and the main target of surveying is wound colour, area, main indexes such as newly-increased tissue, compares the image through regularly, according to the colour that preset different grade type wound should have, area or newly-increased image change law of organizing, says in real time that the healing condition of wound feeds back.

Furthermore, the device also comprises a detection device for exudation liquid, the detection device comprises a blood detection device, a tissue fluid detection device and a microorganism detection device, and a ph detection device, according to the critical condition of a patient, fresh exudation liquid can be periodically extracted through the nursing hole 7 for component detection, and the infection condition of the wound can be timely noticed.

Through the device and the manufacturing method, technicians in the field can monitor the healing condition of the wound in real time, nitrogen cooling gas and therapeutic gas are conveniently injected into the wound, liquid is conveniently extracted for assay, meanwhile, the manufacturing method uses titanium alloy, has high strength and corrosion resistance, can be more suitable for complex environments with changeable tissue fluid at a window, is easy to clean and sterilize and can be recycled, the manufacturing method also exists as a whole, each parameter is lack of one and can not meet the using requirement of the device, the selection of the processing path also considers the characteristics of strong viscosity and knife expense of the titanium alloy as far as possible, and different processing modes, knives and knife parameters are adopted at different processing stages, so that the maximum limit of cost saving is realized on the premise of meeting the using requirement.

Drawings

Fig. 1-structural schematic diagram of mechanical part of the wound repair degree detection device.

Fig. 2-schematic diagram of the electronic detection part of the wound repair degree detection device.

Detailed Description

As shown in figures 1 and 2, a wound repair degree detecting device comprises a wound cover, the wound cover is fixed on skin 10 through a fixed adhesive film 16, so that a cavity with only a pipeline 12 communicated with the outside is formed above a wound, the wound cover is provided with an upper cover 13, two sides of the upper cover 13 are provided with transparent edges 11 which are used for facilitating observation of doctors and visual detection equipment, the transparent edges 11 are provided with grooves which are clamped with a base 15, the outer side of the base 15 is provided with a replaced flange 14, the base 15 is provided with a circle of seat feet 8 extending outwards, a nursing hole 7 facilitating nursing of the wound is arranged at the lower side of the flange 14 and can be used for emergently injecting cold nitrogen, anti-inflammatory drugs or extracting tissue fluid, blood and the like reserved suddenly, the nursing hole is sealed through a plug, a temperature sensor and a humidity sensor are arranged at the inlet of the pipeline 12, implement the timely temperature and humidity change that detect the internal microenvironment of wall, temperature sensor and humidity transducer's signal transmission is to signal of telecommunication modem 1, then the A, D pin of retransmission to central processing unit 2, the ideal wound according to the different state of an illness of putting into before resumes the data, judge the degree of recovery, simultaneously, central processing unit 2 still links to each other with internet module 3 and wireless communication module 4, thereby also transmit data in real time to patient or family members' cell-phone, RS232 interface one side is connected with central processing unit, the another side is connected with touch-screen display ware, and simultaneously, central processing unit control pump suction and negative pressure motor, when pressure sensor detected the pressure in the cavity and is not conform to predetermined requirement, then the starter motor provides the negative pressure.

Further, still include the wound camera and the image comparison module of peripheral hardware, the wound camera can set up 2 along transparent edge 11, 4, 6 or 8, and the main target of surveying is wound colour, area, main indexes such as newly-increased tissue, compares the image through regularly, according to the colour that preset different grade type wound should have, area or newly-increased image change law of tissue say the healing condition of wound and feed back in real time.

In view of environmental protection, the national regulations and controls on medical plastic products are more and more strict, and medical instruments which are convenient, safe and reusable are adopted as far as possible, for a wound detection device, the wound detection device is in the continuous corrosion of tissue fluid, microorganisms and bacteria, and harmful elements are easy to damage or separate out, while medical-grade titanium alloy becomes more and more used materials, for wound repair equipment, the use of the titanium alloy needs to ensure that the surface has extremely high smoothness, and the titanium alloy thin-wall part has relatively strict requirements on early-stage heat treatment, specifically, the manufacturing method of the wound repair degree detection device comprises the steps of firstly preparing an upper cover 13 and a base 15, processing a pipeline 12 on the upper cover 13, arranging a temperature sensor and a humidity sensor at the inlet of the pipeline 12, and externally arranging an electric signal modulation and demodulation device 1, the processing process of the base 15 comprises the steps of selecting a titanium alloy blank, forging the titanium alloy blank to form a cylindrical blank, roughly turning the cylindrical blank on a lathe, wherein the rotating speed of a main shaft during rough turning is 1200R/min, the feeding speed is 0.3mm/R, the cutting depth is 0.2mm, after rough turning is finished, the upper end surface and the lower bottom surface are processed by taking an outer circular surface as a reference surface, firstly roughly milling, adopting a PCD (polycrystalline diamond wafer) pattern layer cutter, the milling speed is 60m/min, the feeding amount of each tooth is 0.12mm/z, the back cutting amount of a milling cutter is 1.5mm, further, processing the upper half part of the outer circular surface in a turning mode to form a flange 14, roughly drilling a nursing hole 7, and finely reaming the nursing hole 7, the inner surface roughness is enabled to be below 1.6 mu m, then clamping is carried out by taking the outer round surface as a fine reference, as the thin-walled part is finally processed, at least 8 stress points are adopted for clamping, a through hole is drilled in the center of the upper end surface, a hole is expanded by using a cubic boron carbide boring cutter, a machining allowance of 0.2mm is reserved before the final product, the last-time processing uses a diamond boring cutter, the parameters are 2000R/min, the feeding speed is 0.15mm/R, the cutting depth is 0.1mm, the parameter of the last-time processing diamond boring cutter is 1500R/min, the feeding speed is 0.10mm/R, and the cutting depth is 0.1mm, so that a smooth surface with the surface roughness of 0.32 mu m or less is obtained, the microorganisms and the percolate are ensured not easy to remain, and the cleaning and the disinfection are easy.

Further, the base 15 forms a thin-wall member with a thickness of 1-2mm according to the wound and the course of the disease of the patient.

Further, the outer surface of the base 15 is subjected to nickel plating treatment to further prevent corrosion.

Further, a clamp with the manganese element less than 0.5% is adopted when the base 15 is clamped, so that manganese pollution caused by adhesion of the titanium alloy and the clamp is prevented.

Furthermore, the bottom of the base is provided with a foundation which extends outwards, the foundation is made of titanium alloy and is annularly arranged, and the foundation is fixed to the bottom of the base in an interference fit or welding mode.

Through the device and the manufacturing method, technicians in the field can monitor the healing condition of the window in real time, nitrogen cooling gas and therapeutic gas are conveniently injected into the window, and liquid is conveniently extracted for assay.

Claims

1. A method for manufacturing a wound repair degree detection device comprises a wound cover, wherein the wound cover is fixed on skin through a fixed adhesive film, so that a cavity only provided with a pipeline communicated with the outside is formed above a wound, the wound cover is provided with an upper cover, two sides of the upper cover are provided with transparent edges, the transparent edges are used for facilitating observation of doctors and visual detection equipment, the transparent edges are provided with grooves, the grooves are clamped with a base, the outer side of the base is provided with a replaced flange, the base is provided with a circle of seat legs extending outwards, a nursing hole for nursing the wound conveniently is formed in the lower side of the flange, the nursing hole is sealed through a plug, a temperature sensor and a humidity sensor are arranged at the inlet of the pipeline, the timely detection of temperature and humidity changes of a microenvironment in the wall is implemented, and signals of the temperature sensor and the humidity sensor are transmitted to an electric signal modulation and demodulation device, then transmitting to A, D pin of the central processing unit, according to the ideal wound recovery data of different illness state that is put into before, judge the recovery degree, meanwhile, the central processing unit also couples to Internet module and wireless communication module, thus transmit the data to the mobile phone of patient or family members too in real time, RS232 interface one side is connected with central processing unit, another side is connected with touch-screen display, meanwhile, the central processing unit controls the pump and the negative pressure motor, when the pressure sensor detects that the pressure in the cavity does not accord with the preset requirement, then start the motor to provide the negative pressure, also include wound camera and image comparison module of the peripheral hardware, the wound camera sets up 2, 4, 6 or 8 along the transparent edge, through comparing the image regularly, according to the preset corresponding color, area of different types of wound or image change law of new organization, feeding back the healing condition of the wound in real time; detection device with effusion, including blood detection device, tissue fluid detection device and microorganism detection device, ph detection device according to patient's critical condition, regularly extracts fresh effusion through the nursing hole, carries out the composition detection, in time pays close attention to the infection situation of wound, and its characterized in that manufacturing step is: preparing an upper cover, a base, processing a pipeline on the upper cover, arranging a temperature sensor and a humidity sensor at an inlet of the pipeline, arranging an electric signal modulation and demodulation device, a central processing unit, an internet module, a wireless communication module, a pump suction negative pressure motor, a wound camera, an image comparison module and a percolate component detection device at the outside, specifically, selecting a titanium alloy blank in the processing process of the base, forging and pressing to form a cylindrical blank, then roughly turning on a lathe, wherein the rotating speed of a main shaft during rough turning is 1200R/min, the feeding speed is 0.3mm/R, the cutting depth is 0.2mm, after rough turning is finished, an outer circular surface is used as a reference surface, an upper end surface and a lower bottom surface are processed, firstly roughly milling, a pattern layer cutter is adopted, the milling speed is 60m/min, the feeding amount of each tooth is 0.12mm/z, and the back cutting depth of a milling cutter is 1.5mm, further, the upper half of the outer circular surface is machined by turning, the flange 14 is machined, then rough machining is carried out by drilling to form a nursing hole 7, then the nursing hole 7 is finely reamed to ensure that the roughness of the inner surface is below 1.6 mu m, then clamping is carried out by taking the outer circular surface as a fine reference, at least 8 stress points are adopted for clamping, drilling a through hole in the center of the upper end face, reaming by using a cubic boron carbide boring cutter until the final finished product, reserving a machining allowance of 0.2mm, using a diamond boring cutter for the last machining, wherein the parameters are 2000R/min of rotation speed, 0.15mm/R of feed speed and 0.1mm of cutting depth, the parameters of the diamond boring cutter for the last machining are 1500R/min of rotation speed, 0.10mm/R of feed speed and 0.1mm of cutting depth, thereby obtaining a smooth surface with a surface roughness of 0.32 mu m and ensuring that microorganisms and exudates are not easy to remain.

2. The manufacturing method according to claim 1, characterized in that: the thin-wall piece formed by the base has the thickness of 1-2mm according to the difference of the wound and the course of disease of a patient.

3. The manufacturing method according to claim 2, characterized in that: the outer surface of the base is nickel plated to further prevent corrosion.

4. The manufacturing method according to claim 3, characterized in that: when the base is clamped, a clamp with the manganese element less than 0.5% is adopted to prevent manganese pollution caused by the adhesion of the titanium alloy and the clamp.

5. The manufacturing method according to claim 4, characterized in that: the base bottom has the lower margin of outside stretching out, and the lower margin is the titanium alloy, and the lower margin is the ring dress, fixes in the base bottom through interference fit or welded mode.