CN207531979U - A kind of Chinese medicine integral type insole based on 3D printing - Google Patents

Abstract

The utility model is related to the technical fields of footwear industry manufacture, disclose a kind of Chinese medicine integral type insole based on 3D printing, including 3D printing layer, buffer layer, air-permeable layer and the EVA macromolecule layers from top to bottom set gradually, the 3D printing layer, buffer layer, air-permeable layer and EVA macromolecule layers are connected with each other by way of suture between any two；Several drug slots are distributed on the upper surface of the EVA macromolecule layers, herb powder is filled in each drug slot；The lower face of the air-permeable layer is equipped with several circular ring shapes protrusion, and each circular ring shape protrusion matches respectively with each drug slot one-to-one correspondence；The upper surface of the buffer layer is distributed with several arc convex, and air hole is offered around each arc convex, improves that existing vola disease treatment means are ineffective, insole easily causes the problem of foot fascia damages repeatedly.

Description

A kind of Chinese medicine integral type insole based on 3D printing

Technical field

The utility model is related to the technical fields of footwear industry product, and in particular, to a kind of Chinese medicine one based on 3D printing Formula insole.

Background technology

3D printing (3DP) i.e. one kind of rapid shaping technique, it is a kind of based on digital model file, with powder The adhesive materials such as shape metal or plastics carry out the technology of constructed object by layer-by-layer printing.

3D printing is typically what is realized using digital technology file printing machine.Often in necks such as mold manufacturing, industrial designs Domain is used for modeling, after be gradually available for the direct manufactures of some products, had printed using this technology at present Parts.The technology jewelry, footwear, industrial design, building, engineering and construction (AEC), automobile, aerospace, dentistry and Medical industries, education, GIS-Geographic Information System, civil engineering, gun and other field are all applied.

Plantar Fasciitis is that the plantar fascia calcaneum stop caused by a variety of causes damages, and plantar aponeurosis strain, calcaneum Spur, tuberosity of calcaneus bursal synovitis etc. are responsible for this disease, but the basic pathogenic factor of Plantar Fasciitis is the Biological Strength by foot It is abnormal caused to learn balance, the incidence in crowd is up to 10%, is mainly in 30~65 years old crowd.Its common clinical condition Shape is a kind of sharp sharp pain of limitation generation in heel, and tender point is often in the nearly heel in vola, and tenderness is more acute sometimes It is strong, and long lasting for presence.Most patients can be improved by non-operative treatment, but easy recurrent exerbation；Nowadays Treatment means clinically include physical agent, injection treatment, vola drawing pad etc..But existing therapy curative effect is not It is good, do not reach common understanding.

Since Plantar Fasciitis has the characteristics that incidence is high, there is no exact clinical treatment means, for existing foot Portion's Disease is primarily present problems with during its therapy rehabilitation：

(1) insole of patient does not have the function of preventing and external auxiliary treatment is combined as a whole；

(2) insole of patient can not be customized according to the foot stress of patient, and the comfort level of insole is poor, easily causes foot Fascia damages repeatedly.

Utility model content

To improve above-mentioned technical problem, the utility model provides a kind of Chinese medicine integral type insole based on 3D printing to reach To the mesh of symptom caused by being customized according to Foot pressure tress to improve the comfort level of insole, Chinese medicine stimulating sole acupoints to improve foot , improve that existing vola disease treatment means are ineffective, insole easily causes the problem of foot fascia damages repeatedly.

In order to realize above-mentioned technique effect, technical solution provided by the utility model is：It is a kind of based in 3D printing Medicine integral type insole, it is described including 3D printing layer, buffer layer, air-permeable layer and the EVA macromolecule layers from top to bottom set gradually 3D printing layer, buffer layer, air-permeable layer and EVA macromolecule layers are connected with each other by way of suture between any two；The EVA high Several drug slots are distributed on the upper surface of molecular layer, herb powder is filled in each drug slot；Under the air-permeable layer End face is equipped with several circular ring shapes protrusion, and each circular ring shape protrusion matches respectively with each drug slot one-to-one correspondence；The damping The upper surface of layer is distributed with several arc convex, and air hole is offered around each arc convex.

Further, the drug slot is semi-spherical grooves, and the notch diameter of semi-spherical grooves is slightly less than the circular ring shape protrusion Internal diameter size.

Further, the buffer layer is made of medical silica-gel material.

Further, the air-permeable layer is made of foam sponge material, and circular ring shape protrusion be shaped in it is described On gas-bearing formation.

Further, the air hole is circular hole and a diameter of 1.5mm-2.5mm.

Compared with the prior art, the beneficial effects of the utility model are：

1. the 3D printing layer that the utility model uses can be customized according to the stress distribution in patient vola, with patients feet Matching degree higher, further to promote comfort level of the insole to patients feet, ensure Foot biomechanics balance, prevent from suffering from Foot fascia damages person repeatedly in the process of walking；Filled with Chinese medicinal powder on the end face of EVA macromolecule layers, Chinese medicinal powder can The acupoint of foot of patient is stimulated, is conducive to the absorption of inflammation, achievees the effect that auxiliary treatment, and Chinese medicinal powder is distributed in each medicine In slot, it can prevent Chinese medicinal powder in walking process from being stacked inside insole, influence the level of comfort of insole；

2. distribution is provided with arc convex on buffer layer, arc convex is realized between buffer layer and 3D printing layer between formation Gap, but due to 3D printing layer, its quality is softer, on the one hand, ensure patient in the process of walking, arc convex can be to the foot of patient Portion is massaged at acupuncture point；On the other hand, the air circulation between the buffer layer of insole and 3D printing layer can be accelerated；

3. by the more traditional orthopedic insoles of insole made of 3D printing layer, such as polyurethane (PU) foam material is compared, Quality is softer, light-weight and surface accuracy is high, and patient is high using rear comfort；And 3D printing layer service life is longer, it can be more Secondary circulating repetition uses；

4. for the clinical manifestation of patient, based on traditional Chinese medical science Wen Yang dredging collateral, thought promoting blood circulation and removing blood stasis, the traditional Chinese medicine powder inside insole Last ingredient can improve symptom caused by foot, at the same herb powder can stimulating sole acupoints and each internal organs echo area, vola The stimulation at acupuncture point and the absorption of drug can play its own effect, and each internal organs qi and blood function is adjusted in each echo area, reach cloudy Pingyang is secret, qi and blood and smooth；Simultaneously drug molecule by vola skin and direct disperse in fine vascular, even if patient wears cotton Matter socks can also penetrate the absorption that gap carries out drug by skin, avoid the first pass effect of liver；

5. 3D printing technique is applied in the production process of medical insole, meet " doctor in " Health China 2030 " planning Support and combine ", the spirit of " prevention for first ", improve quality of the life, can be that Plantar Fasciitis patient is special goes out to be suitble to itself Special shoe pad.

Description of the drawings

Fig. 1 is the schematic top plan view of the Chinese medicine integral type insole provided by the utility model based on 3D printing；

Fig. 2 is the structure diagram of buffer layer in the Chinese medicine integral type insole provided by the utility model based on 3D printing；

Fig. 3 is the structure diagram of air-permeable layer in the Chinese medicine integral type insole provided by the utility model based on 3D printing；

Fig. 4 is the A-A of Fig. 1 to schematic cross-sectional view.

Specific embodiment

The utility model is further described in detail with reference to specific embodiment, following word is intended to indicate that The utility model, and unrestricted the scope of protection of the utility model.

As Figure 1-Figure 4, the utility model can be implemented as follows, a kind of Chinese medicine integral type based on 3D printing Insole, including 3D printing layer 1, buffer layer 2, air-permeable layer 3 and the EVA macromolecule layers 4 from top to bottom set gradually, the 3D is beaten Print layer 1, buffer layer 2, air-permeable layer 3 and EVA macromolecule layers 4 are connected with each other by way of suture between any two；The EVA high Several drug slots 5 are distributed on the upper surface of molecular layer 4, drug slot 5 is uniformly distributed on the entire end face of EVA macromolecule layers 4, Herb powder 9 is filled in each drug slot 5；The lower face of the air-permeable layer 3 is equipped with several circular ring shape protrusions 8, and each Circular ring shape protrusion 8 matches respectively with each drug slot 5 one-to-one correspondence, and circular ring shape protrusion 8 is covered on above the notch of the drug slot 5, rises Stop to the herb powder 9 inside drug slot 5, prevent in the process of walking, between air-permeable layer 3 and EVA macromolecule layers 4 Herb powder 9 is arbitrarily unrestrained to be caused to stack, and influences the comfort level of insole；The upper surface of the buffer layer 2 is distributed with several A arc convex 6, arc convex 6 is uniformly distributed on the entire end face of buffer layer 2 and the tip height of arc convex 6 is 2mm- 3mm after ensureing buffer layer 2 and 3D printing layer 1 by suture, has certain spatial joint clearance, to realize insole between the two In use, the extruding of each arc convex 6 of 1 pair of 3D printing layer forms the circulation of inner air, in further being promoted Drug ingedient in medicinal powder end 9 to the acupoint stimulation in patient vola, meanwhile, each arc convex 6 can also carry out acupoint of foot Assistant massaging offers air hole 7 around each arc convex 6, and air hole 7 can promote the air circulation inside insole Property, be conducive to the acupoint stimulation that traditional Chinese medicine ingredients in herb powder 9 promote patients feet, the air hole 7 is circular hole and it is straight Diameter is 1.5mm-2.5mm.As preference, the buffer layer 2 is made of medical silica-gel material, medical silica-gel material has good Good elasticity and restoration；The air hole 7 between two adjacent arc convex 6, for increase insole internal drug into The circulation divided；Arc convex 6 also can be distributed in corresponding foot by the distribution mode of the arc convex 6 according to foot distribution of force The forefoot in portion and the position of hind paw.

The drug slot 5 is semi-spherical grooves, and the depth of semi-spherical grooves is rationally set according to the thickness of EVA macromolecule layers 4, The structure of semi-spherical grooves will not destroy the structural stability of EVA macromolecule layers 4, and the notch diameter of semi-spherical grooves be slightly less than it is described The internal diameter size of circular ring shape protrusion 8 ensures that circular ring shape protrusion 8 can stop the notch of the drug slot 5 completely.

The herb powder 9 is by the root of Chinese clematis powder of equal portions, saffron powder, Peach Seed, lopseed powder, caulis piperis futokadsurae powder End, Common Clubmoss Herb, Chinese Starjasmine Stem, dipsacus root powder, twotoothed achyranthes root, Sappan wood, Mitsubishi's powder, Zedoary Rhizome and river processed Black powder constituent.The herb powder 9 has the logical numbness of expelling wind and clearing away cold, dehumidifying and the effect of promoting blood circulation, dredging meridian and relieving pain, in practical life By the root of Chinese clematis, safflower, peach kernel, lopseed, caulis piperis futokadsurae, lycopodium calvatum, caulis trachelospermi, dipsacus root, the root of bidentate achyranthes, bush, Mitsubishi, cowherb during production Art and aconiti preparata,radix respectively take equal portions, and pass through high speed disintegrator and impalpable powder is screened into more than 150 mesh so that the traditional Chinese medicine powder is made End 9.

The air-permeable layer 3 is made, and circular ring shape protrusion 8 is shaped in the air-permeable layer 3 using foam sponge material, Circular ring shape protrusion 8 functions similarly to the effect of the cover, the end face of the circular ring shape protrusion 8 slightly higher than air-permeable layer 3, when saturating After gas-bearing formation 3 is mutually sutured with EAV macromolecule layers 4, circular ring shape protrusion 8 can fasten the top for covering in drug slot 5, prevent herb powder 9 It is trickled down out from drug slot 5.

Wherein, the making step of the 3D printing layer 1 is as follows：Using ankle, the foot of Artec spatial digitizers scanning patient Position, it is desirable that patient is in sitting position, and suffering limb lain against on a plane plank, and when scanning ensures that scan data is continuous whole, does not have Shortage of data；

Preliminary treatment is carried out after scanning, you can obtain initial threedimensional model image；

Secondly, STL formatted files are exported by software Meshlab, according to patient profiles, at the surface for carrying out stl file Reason；

Stl file is converted by STP formatted files by software I nstep again；

Later using Abaqus softwares, finite element model is established, sets rational boundary condition and load case, carries out one The finite element analysis of series；

Software Evolve is recycled to carry out the Topology Optimization Analysis, to insole model topology optimization, removes extra structure, if Rational shape is counted, model is exported with stl file form after design；

It is used finally by 3D printerNeXt materials carry out personalized 3D printing, output 3D printing layer 1 into Product.

In the technical scope that any one skilled in the art discloses in the utility model, change can be readily occurred in Change or replace, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with right It is required that subject to the protection domain.

Claims (5)

1. a kind of Chinese medicine integral type insole based on 3D printing, which is characterized in that including the 3D printing from top to bottom set gradually Layer, buffer layer, air-permeable layer and EVA macromolecule layers, the 3D printing layer, buffer layer, air-permeable layer and EVA macromolecule layers two-by-two it Between be connected with each other by way of suture；Several drug slots, each medicine are distributed on the upper surface of the EVA macromolecule layers Herb powder is filled in slot；The lower face of the air-permeable layer is equipped with several circular ring shapes protrusion, and each circular ring shape protrusion It is matched respectively with each drug slot one-to-one correspondence；The upper surface of the buffer layer is distributed with several arc convex, each arc Air hole is offered around protrusion.

2. the Chinese medicine integral type insole according to claim 1 based on 3D printing, which is characterized in that the drug slot is hemisphere Shape slot, and the notch diameter of semi-spherical grooves is slightly less than the internal diameter size of the circular ring shape protrusion.

3. the Chinese medicine integral type insole according to claim 1 based on 3D printing, which is characterized in that the buffer layer uses Medical silica-gel material is made.

4. the Chinese medicine integral type insole according to claim 1 based on 3D printing, which is characterized in that the air-permeable layer uses Foam sponge material is made, and circular ring shape protrusion is shaped in the air-permeable layer.

5. the Chinese medicine integral type insole according to claim 1 based on 3D printing, which is characterized in that the air hole is circle Hole and a diameter of 1.5mm-2.5mm.