CN209316145U - Skin original position printing device - Google Patents
Skin original position printing device Download PDFInfo
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- CN209316145U CN209316145U CN201821441599.2U CN201821441599U CN209316145U CN 209316145 U CN209316145 U CN 209316145U CN 201821441599 U CN201821441599 U CN 201821441599U CN 209316145 U CN209316145 U CN 209316145U
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- Prior art keywords
- printing
- lifting
- ball bearing
- biogum
- original position
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- 238000007639 printing Methods 0.000 title claims abstract description 135
- 230000003028 elevating effect Effects 0.000 claims abstract description 13
- 239000004615 ingredient Substances 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims description 26
- 239000011248 coating agent Substances 0.000 claims description 23
- 230000000694 effects Effects 0.000 claims description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 238000010009 beating Methods 0.000 claims description 3
- -1 horizontal part Chemical compound 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 230000004308 accommodation Effects 0.000 claims 2
- 230000007547 defect Effects 0.000 description 18
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 239000003431 cross linking reagent Substances 0.000 description 7
- 238000011065 in-situ storage Methods 0.000 description 6
- 210000001519 tissue Anatomy 0.000 description 4
- 238000010146 3D printing Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 230000037311 normal skin Effects 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 229920000249 biocompatible polymer Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 210000002950 fibroblast Anatomy 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 206010033675 panniculitis Diseases 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
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- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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- Materials For Medical Uses (AREA)
Abstract
The utility model provides a kind of skin original position printing device, for the biogum for forming artificial skin by printing to be coated on to the predetermined position of human body, comprising: bogey；Multiple head devices；It is coated with power device；Print head moving device；And control device, wherein head device includes: print unit, for accommodating and be coated with different biogum or biogum ingredient, having cylinder and being arranged in cylinder body bottom syringe needle；Print lifting assembly, for being gone up and down to print unit, with lifting groove, the elevating screw being arranged in lifting groove, the lifting ball bearing and lifting driving motor engaged through the thread being set on elevating screw to form ball screw assembly, with the elevating screw；Moving assembly is printed, for being horizontally moved to printing lifting unit, so that print unit is horizontally moved and print carriage and print carriage, there is mounting portion, interconnecting piece and a receiving portion.
Description
Technical field
The utility model belongs to field of medical device, is related to a kind of skin original position printing device.
Background technique
Defect of skin refers to skin deficiencies caused by the reasons such as burn and scald, mechanical damage.If the damage at defect of skin position
Depth reaches skin corium and hereinafter, then human body can not be regenerated completely, but the modes such as grows by fibroblast and heal,
Defect is formed cicatricial tissue after healing.The color of cicatricial tissue and normal skin, shape have larger difference, and pole is not
Beauty, therefore be easy to bring psychological burden to sufferer；Moreover, cicatricial tissue elasticity is poor and lacks pore, poor air permeability,
Also it is easy that patient is allowed to generate sense of discomfort.So skin should be allowed as far as possible normally to heal when treating defect of skin, avoid generating scar
Trace tissue.
Clinically frequently with tensile damage position surrounding skin or transplant the methods of other area skins to damage location into
Row is repaired.But at the area of depth defect greatly (such as serious burn and scald etc.), since patient is not affected by the portion of damage
Position is also few, and the normal skin that can be obtained is unable to satisfy the demand of covering defect, therefore these methods can not be applied.
In the prior art, there is artificial skin therapy for such large skin defect, that is, use bioabsorbable polymer material in advance
The artificial skin with pore is prepared, such artificial skin is trimmed to after the shape of damaged part the defect portion that is covered on
Position can protect subcutaneous tissue, accelerate healing.However, since defect is usually deep mixed, shape is irregular, because of this person
It makes skin and is generally unattainable ideal fit-state, so that therapeutic effect is also not ideal enough.
In order to overcome the defect of above-mentioned artificial skin, the concept of printing skin is produced in the prior art.That is, using similar
It is specific that the method for 3D printing allows biological sol solution (i.e. with the biocompatible polymer material solution of spontaneous coagulation characteristic) to be formed
Shape and the leatheret skin layers of thickness are simultaneously applied over the course for the treatment of.However, such artificial skin needs accurate operation
It can complete to suture and reach ideal fitting, therefore its application is also restricted.
Utility model content
To solve the above problems, the method for inventors herein proposing skin 3D and printing in situ of the utility model, that is, using special
High molecular material (being used to form the biogum and corresponding crosslinking agent of skin layer) is directly coated on by fixed 3D printing equipment
Human body defect is to form shape adaptation and the more good artificial skin of fitting, and this method is not necessary to suture
Operation.Meanwhile in order to overcome common 3D printing equipment not to be suitable for people because only having the mobile mechanism to move up and down
The shortcomings that body defect, inventors herein proposes the skin original position printing device printed in situ for carrying out skin, specific to use
Following technical solution:
The utility model provides a kind of skin original position printing device, for that will form the life of artificial skin by printing
Object glue is coated on the predetermined position of human body characterized by comprising bogey, for carrying and rotating patient；It is multiple to beat
Printing head device, for biogum to be coated on predetermined position；It is coated with power device, applies arraying biomolecule for providing to head device
Biogum and crosslinking agent is allowed to be extruded the power of ejection head unit when glue and crosslinking agent；Head moving device is printed, for that will print
Head device is moved to predetermined position；And control device, for control bogey, head device, coating power device with
And printing head moving device, so that the coating of the rotational action of bogey, head device acts, is coated with the dynamic of power device
The shift action of power offer movement and printing head moving device cooperates biogum and crosslinking agent being coated on patient
Predetermined position, wherein head device includes: print unit, for accommodate and be coated with different biogum or biogum at
Point, the syringe needle for being used to be coated with biogum that there is the cylinder for accommodating biogum and cylinder body bottom is set；Lifting assembly is printed,
For being gone up and down to print unit, with lifting groove, the elevating screw being arranged in lifting groove, engaged through the thread it is set in
The lifting ball bearing and lifting driving motor of ball screw assembly, are formed on elevating screw with the elevating screw；Printing moves
Dynamic component, for being horizontally moved to printing lifting unit, so that print unit is horizontally moved；And print carriage,
With the mounting portion being mounted on lifting ball bearing, the interconnecting piece being arranged on a side surface of mounting portion and setting even
Socket part is far from a receiving portion for being used to accommodate cylinder on one end of mounting portion.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein printing moves
Dynamic component includes that the printing being fixed in lifting groove moves ball bearing and is mounted on beating on the mobile ball bearing of the printing
Print mobile driving motor.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein receiving portion
It is interior to be adapted equipped with the receiving hole portion extended vertically, the outer diameter of cylinder and the internal diameter for accommodating hole portion.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein receiving portion
The inner surface of folder portion of the tool there are two being hinged and for clamping cylinder, folder portion is equipped with multiple rubber sheet gaskets.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein printing branch
Frame also has the rotational drive motor being arranged in mounting portion, and one end of interconnecting piece extends in mounting portion and electric with rotate driving
The output end of machine is fixedly connected, so as to rotate under the driving of rotational drive motor relative to mounting portion.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein print head
The first movement component and the second moving assembly that mobile device has support component and is arranged in support component, first movement group
Part includes the first slot and the first lead screw, first be mounted on the first lead screw engaged through the thread extended along first level direction
Ball bearing and with the first lead screw the first slide bar disposed in parallel；Second moving assembly includes be set on the first slide bar
Two fixed parts, along the second horizontal direction extend the second slot and be arranged in the second slot along the second horizontal direction extend second
Lead screw, one end of the second slot are fixed on the second fixed part, and the other end is fixed on the first ball bearing, and head device also has
There is printing moving assembly, which includes printing mobile ball bearing and printing mobile driving motor, and printing moves
Dynamic ball bearing is engaged through the thread to be set on the second lead screw that ball-screw auxiliary structure is collectively formed with the second lead screw, rises
Drop slot is fixed on the mobile ball bearing of printing, mobile driving motor setting is printed on printing mobile ball bearing, for driving
The dynamic movement ball bearing that prints is moved along second direction, so that lifting groove is integrally moved along second direction.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein support group
Part includes the first supporting table and the second supporting table in rectangular shape, and the first slot is arranged in the first supporting table, the first slide bar
It is fixed in the second supporting table, bogey is between the first supporting table and the second supporting table.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein the first slot
Two the first sliding rails extended along first level direction are inside additionally provided with, there are two be entrenched in respectively for setting on the first ball bearing
The first caulking groove on first sliding rail.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein printing list
Member further includes one for carrying out closed cover to cylinder, is additionally provided on the cover for being connected with coating power device
Air intake.
Skin original position provided by the utility model printing device, can also have such technical characteristic, wherein carrying dress
Setting includes: pedestal, including horizontal part, is separately positioned on two vertical component effects at the horizontal part both ends and by two vertical component effects and water
The mounting groove that flat portion is formed is provided with mounting hole on the inner surface of the upper end of two vertical component effects；Plummer is mounted on mounting groove
It is interior, for carrying patient, the side plate at the both ends of bottom plate is separately fixed at bottom plate and two, on the lateral surface of two side plates
It is provided with the fixing axle for being fixed in mounting hole；And driving mechanism, for drive plummer in mounting groove around
The axis that two fixing axles are formed is swung, and is beaten so that the movement of the predetermined position of the patient on plummer can cooperate
The printing operation of printing head device.
Utility model action and effect
The skin original position printing device provided according to the present invention, due to that can distinguish with multiple head devices
Printing is coated to different biogum ingredients, to complete skin original position print job.It is beaten since head device has
Print lifting unit and printing moving assembly, wherein printing lifting unit can carry out whole liter to print carriage and print unit
Drop, therefore when multiple head devices are installed simultaneously to a skin original position printing device, can allow do not need using
Print unit rise to above print position to avoid its interference；Printing moving assembly can to printing lifting unit, beat
It prints bracket and print unit carries out integral level movement, therefore, multiple head devices can carry out independence in the horizontal direction
Movement, i.e. their direction of motion, movement velocity can need to carry out different settings according to practical coating, so that more
A print unit is more accurate and orderly to the coating of different biological sol solutions.Meanwhile control device can be respectively to carrying
Device, multiple head devices, coating power device and printing head moving device are controlled, so that the movement of these devices
It can coordinate to carry out, therefore complicated printing operation can be completed, thus by the skin containing heterogeneity, diverse microcosmic structure
The disposable printing shaping of layer.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the skin original position printing device of the utility model embodiment；
Fig. 2 is the head device of the utility model embodiment and the structural schematic diagram for printing head moving device；
Fig. 3 is the structural schematic diagram of the head device of the utility model embodiment；
Fig. 4 is the structural schematic diagram of the print unit of the utility model embodiment；
Fig. 5 is the structural schematic diagram of the bogey of the utility model embodiment.
Specific embodiment
<embodiment>
Fig. 1 is the structural schematic diagram of the skin original position printing device of the utility model embodiment.
As shown in Figure 1, skin original position printing device 100 includes printing head moving device 10, head device 20, carrying dress
Set 30, coating power device and control device (coating power device and control device are not shown in the figure).
Fig. 2 is the head device of the utility model embodiment and the structural schematic diagram for printing head moving device.
As shown in Figures 1 and 2, head device 20 is used to for biogum to be coated on predetermined position, prints head moving device
10 for driving head device 20 so that head device 20 be allowed to be moved to the predetermined position for needing to carry out skin printing.This
In embodiment, the quantity of head device 20 is two.
Printing head moving device 10 includes first movement component 11, the second moving assembly 12 and support component.
Support component includes the first supporting table 13 and the second supporting table 14 in rectangular shape, 13 He of the first supporting table
The bottom of second supporting table 14 is each attached on ground, and the two height is identical, therefore first supporting table 13 and the second support
The top of platform 14 is respectively positioned in same level.In addition, the length direction of the first supporting table 13 and the second supporting table 14 is (i.e. horizontal
Length direction on direction) it is identical, the length direction is first level direction in the present embodiment, perpendicular to first level direction
Horizontal direction is the second horizontal direction.
First movement component 11 includes the first slot 111, the first lead screw 112, the first ball bearing 113, the first slide bar 114
And first driving motor.
The top of the first supporting table 13 is arranged in first slot 111, and length direction is also first level direction.In addition, the
Two the first sliding rail 111A extended along first level direction are provided in one slot 111.
First lead screw 112 extends along first level direction, and both ends are separately fixed at the both ends of the first slot 111.
First ball bearing 113 is set on the first lead screw 112, and the inner housing of the first ball bearing 113 passes through screw thread knot
Conjunction is mounted on the first lead screw 112, so that the first ball bearing 113 and the first lead screw 112 constitute ball-screw auxiliary structure.
It is arranged on the outer housing of first ball bearing 113 there are two the first caulking groove 113A being entrenched on the first sliding rail 111A respectively, makes
Obtaining the first ball bearing 113 can slide along the first sliding rail 111A.
The length direction of first slide bar 114 is first level direction, which is fixedly mounted on the second support platform 14
Top, therefore first slide bar 114 is neither able to rotate, and can not be moved.
First driving motor is located at one end of the first slot 111, an end of the first lead screw 112 and first driving motor
Output end be fixedly connected.When the first driving motor output driving power, the first lead screw 112 is just in the driving of the first driving motor
Lower rotation, so that the first ball bearing 113 of driving is slided along the first sliding rail 111A.
Second moving assembly 12 includes the second slot 121, the second lead screw 122 and the second fixed part 123.
Second fixed part 123 is equipped with the hole portion that an internal diameter and the first slide bar 114 are adapted, and the first slide bar 114 passes through
The hole portion is set in the second fixed part 123 on first slide bar 114.
The extending direction of second slot 121 is the second horizontal direction, and one end is fixed on the second fixed part 123, and the other end is solid
It is scheduled on the outer housing of the first ball bearing 113.
When the first driving motor drives the rotation of the first lead screw 112, the first lead screw 112 drives 113 edge of the first ball bearing
First direction it is mobile；Since the second fixed part 123 is set on the first slide bar 114, so that the one-movement-freedom-degree of the second slot 121
It is limited by the first slide bar 114, therefore, is formed by the band of ball screw assembly, in the first lead screw 112 and the first ball bearing 113
Under movement is used, the second slot 121 can be moved integrally along first level direction.In addition, the first driving motor is servo
Motor can drive lower rotating forward or reversion in different electric signals, enable the second slot 121 accordingly along the first water
Square to moving back and forth.
Second lead screw 122 is arranged in the second slot 121, and length direction is the second horizontal direction.The two of second lead screw 122
End is separately fixed at the both ends of the second slot 121, therefore it is not able to rotate or moves.
Fig. 3 is the structural schematic diagram of the head device of the utility model embodiment.
As shown in Figure 1, Figure 2 and Figure 3, head device 20 includes printing moving assembly, printing lifting unit 22, printing branch
Frame 23 and print unit 24.
Printing moving assembly includes printing mobile ball bearing 21 and the mobile driving motor of printing.
The structure for printing mobile ball bearing 21 is similar with the first ball bearing 113, equally has and is relatively rotatable to each other
Inner housing and outer housing.Inner housing is engaged through the thread to be set on the second lead screw 122, is formed together with the second lead screw 122
The structure of ball screw assembly,；Outer housing has the protrusion being entrenched in the second slot 121, therefore its moving direction is by the second slot
121 and second lead screw 122 limited.
Mobile driving motor setting is printed on printing mobile ball bearing 21, for driving the mobile ball of corresponding printing
The inner housing of bearing 21 rotates, and enables the length direction (i.e. for printing mobile ball bearing 21 along the second lead screw 122
Two horizontal directions) it is mobile.In addition, similar with the first driving motor, the mobile driving motor of the printing of the present embodiment is servo motor,
The mobile ball bearing 21 of printing can be enabled accordingly along the second water in the case where different electric signals drives forward or reverse
Square to moving back and forth.
In the present embodiment, it since the quantity of head device 20 is two, that is, prints mobile driving motor and printing moves
The number of dynamic ball bearing 21 is two, the two, which print mobile driving motor, can respectively drive the mobile rolling of corresponding printing
Pearl bearing 21 is mobile along the length direction (i.e. the second horizontal direction) of the second lead screw 122, so that the mobile ball axis of two printings
Holding 21 can be mutually indepedent along the movement of the second horizontal direction.
Printing lifting unit 22 includes lifting groove 221, elevating screw 222, lifting ball bearing 223 and lifting driving
Motor.
Lifting groove 221 is fixed on the outer housing of mobile ball bearing 211, and the length direction of the lifting groove 221 is vertical
Direction.Two lifting sliding rails 224 are additionally provided in lifting groove 221, the length direction of this two lifting sliding rails 224 is vertical direction,
Both ends are separately fixed on the both ends of lifting groove 221.
Lifting driving motor is mounted at the top position of lifting groove 221, and the length direction of elevating screw 222 is also vertical
Direction, top are fixedly connected with the output end of lifting driving motor, and bottom end is mounted on the bottom end of lifting groove 221 by bearing
On, therefore being capable of being rotated by lifting driving motor.
The structure for going up and down ball bearing 223 is similar with the first ball bearing 113, mobile ball bearing 211, and having can
The inner housing and outer housing of relative rotation.Wherein, inner housing is engaged through the thread is set on elevating screw 222 thus with lifting
Lead screw 222 collectively forms ball-screw auxiliary structure, and outer housing has two recessed portions being entrenched on lifting slide bar 224 respectively,
Therefore the one-movement-freedom-degree of lifting ball bearing 223 is limited by lifting slide bar 224, when lifting driving motor drives elevating screw
When 222 rotation, lifting ball bearing 223 just accordingly moves under the driving of elevating screw 222 in the vertical direction.
Print carriage 23 includes mounting portion 231, interconnecting piece 232, receiving portion 233 and rotational drive motor.
Mounting portion 231 in a rectangular parallelepiped shape, is fixed on the outer housing of lifting ball bearing 223；Meanwhile rotational drive motor
It is arranged in mounting portion 231.
Interconnecting piece 232 is arranged on side of the mounting portion 231 far from lifting ball bearing 223, one end of the interconnecting piece 232
It extends in mounting portion 231 and is fixedly connected with the output end of rotational drive motor, therefore can be in the drive of rotational drive motor
It is rotated under dynamic relative to mounting portion 231.
Receiving portion 233 is in rectangular shape, and side is fixed on the one end of interconnecting piece 232 far from mounting portion 231, should
The receiving hole portion extended along its length is provided in receiving portion 233.
Fig. 4 is the structural schematic diagram of the print unit of the utility model embodiment.
As shown in Figures 3 and 4, print unit 24 include cylinder 241, be mounted on 241 lower end of cylinder syringe needle 242 and
It is removably mounted on the cover 243 of 241 upper end of cylinder.
Cylinder 241 is hollow cylindrical, and outer diameter and the internal diameter for accommodating hole portion are adapted, therefore can be contained in receiving hole portion
It is interior.In addition, the length of cylinder 241 is greater than the length for accommodating hole portion, and the diameter of cover 243 is greater than the diameter for accommodating hole portion, because
The lower part of this cylinder 241 and syringe needle 242 expose from receiving hole portion lower part.In the present embodiment, accommodate on the inner surface of hole portion also
Equipped with multiple rubber sheet gaskets, so that cylinder 241 is not easy to slip.
Cover 243 is equipped with air intake 244, and the inside that cover 243 is in contact with cylinder 241 is additionally provided with sealing ring (figure
In be not shown).In the present embodiment, air intake 244 be it is poroid, in other embodiments, in order to preferably connect with air conduit
It connects, which may be set to be tubulose.
Syringe needle 242 is connected with the inside of cylinder 241, therefore the biogum or biogum ingredient of 241 inner containment of cylinder
It can be extruded by syringe needle 242, to complete coating process.
In the present embodiment, coating power device include gas reservoir, pressure regulator and air filter (in figure not
It shows).
Wherein, gas reservoir is for storing and provide pressure air, the gas reservoir can be compressed air cylinder or
Air pump, the compressed air for being also possible to other forms provide component；Pressure regulator is the pressure sky that gas reservoir is arranged in
Solenoid valve in gas outlet, the pressure air for providing gas reservoir carries out the adjusting of uninterrupted, thus right
Its gas pressure size provided is adjusted；Air filter by hose respectively with pressure regulator and air intake 244
Connection, it is defeated for being filtered to the pressure air after adjusting pressure and filtered pressure air being passed through air intake 244
It send to cylinder 241.In addition, since the quantity of the print unit 24 of the present embodiment is two, the pure air of air filter
Outlet is connected to the air intake 244 of two print units 24 respectively also by two hoses.In addition, being equipped on every hose
Closing folder, for closing air intake 244 when corresponding print unit 24 does not need pressure air.
Fig. 5 is the structural schematic diagram of the bogey of the utility model embodiment.
As shown in Figures 1 and 5, bogey 30 is between the first supporting table 13 and the second supporting table 14, carrying dress
Setting 30 includes pedestal 31, plummer 32,35, six 33, four decks 34 of driving mechanism, fixation kit adjusting grooves 36 and two
A baffle 37.
Pedestal 31 includes horizontal part 311 and two vertical component effects 312, and wherein the bottom of horizontal part 311 is fixed on ground
On.
Two vertical component effects 312 are respectively along the both ends that horizontal part 311 is arranged in perpendicular to horizontal part 311.Vertical component effect
312 height is identical, is above the height of horizontal part 311, so that forming one between two vertical component effects 312 and horizontal part 311
Mounting groove.
It is provided with mounting hole on the inner surface at the top of the upper end higher than horizontal part 311 of two vertical component effects 312, is installed
Two sides below hole are each provided with a projection as locating part (not shown).
Plummer 32 is mounted in mounting groove, and for carrying patient, which includes 321, two side plates 322 of bottom plate
And air cushion buffer layer.
The upper surface of bottom plate 321 is the downward projection of arcwall face in top, for allowing patient to lie down.The length of bottom plate 321 is
1.7m~2.0m, the horizontal width of two sides are 40cm~70cm.In the present embodiment, the length of bottom plate 321 is 1.9m, two sides
The horizontal width on side is 36cm.
Two side plates 322 are fan-shaped, set up at the both ends of bottom plate 321, simultaneously along the side perpendicular to bottom plate 321 respectively
The bottom edge of two side plates 322 respectively with the arc-shaped side edges phase secure bond of bottom plate 321.
The corresponding position of the mounting hole of vertical component effect 312 is provided with fixing axle 323 on the lateral surface of two side plates 322.
By the way that fixing axle 323 to be fixed in mounting hole, plummer 32 can be made to be mounted in mounting groove.
In the present embodiment, an outwardly protruding and circumference is additionally provided on the side plate 323 at 323 following position directly of fixing axle
Position fixture block corresponding with locating part, that is, have a fixture block on each side plate 323, be circle with fixing axle 323 and mounting hole
The heart sees, fixture block and locating part are on the same circumference, therefore when plummer 32 is that the center of circle rotates with fixing axle 323, locating part
It can contact with each other with fixture block.
Air cushion buffer layer is laid on bottom plate 321, for buffer when patient lies on bottom plate 321 patient and bottom plate 321 it
Between pressure.
Driving mechanism 33 is used to that plummer 32 to be driven to carry out in mounting groove around the axis that two fixing axles 323 are formed
It swings, so that the movement of the wound skin of the patient lain on bottom plate can cooperate the printing operation of head device 20, the drive
Motivation structure 33 is driving motor, is arranged in vertical component effect 312, for driving the fixing axle 323 of plummer 32 in mounting hole
It is rotated, so that bottom plate 321 be driven to rotate.
During rotation, fixture block is moved with the rotation of side plate 322, and the locating part of two sides of mounting hole limits fixture block
Motion path, amplitude of fluctuation is no more than two locating parts when it being made to swing or swing to the right to the left so that carrying
The angle of platform 32 swung to the left or the angle swung to the right are no more than 50 °.
The quantity of deck 34 is four, and two of them are symmetricly set on the side of bottom plate 321, other two is symmetricly set on
The other side of bottom plate 321.That is, in the present embodiment, 4 decks 34 are symmetrically disposed in end to end the two of bottom plate 321 two-by-two respectively
End, and be respectively positioned on the side of bottom plate 321.
Fixation kit 35 includes fixing belt 351, buckle 352 and adjusting buckle 353.
The both ends that buckle 352 is arranged in fixing belt 351 match uses with deck 34, the fixation under the engaging of fastener
In deck, so that patient is fixed on bottom plate 321.When unlocking fixing belt 351, pressed by the elasticity in deck 34
The pressing fastened part of casting die may make buckle 352 to be detached from fastener, and then unlock fixing belt 351 and patient can leave.
Adjusting buckle 353 is arranged at the medium position of fixing belt 351, for adjusting the length of fixing belt 351 to adapt to not
With the patient of figure.
Six adjusting grooves 36 respectively symmetrically are arranged on bottom plate 321.That is, length of three adjusting grooves 36 along bottom plate
Degree side sets up the medium position in the side of bottom plate 321, and the other three adjusting grooves 36 are symmetricly set on the another of bottom plate 321
The medium position of side.In the present embodiment, between the two neighboring adjusting grooves 36 of the same side between be divided into 5cm.In addition,
Adjusting grooves 36 are non-through slot, while the both ends of each adjusting grooves 36 are each provided with the positioning for running through bottom plate 321
Hole.
The length of two baffles 37 is identical as the length of adjusting grooves 36, and the both ends of the lower end of baffle 37 are each provided with one
A positioning pin 371 to match with location hole 321.Two positioning pins 371 are inserted into the location hole at 36 both ends of adjusting grooves,
Two baffles 37 can be allowed to be separately fixed at the two sides of bottom plate 321 to limit the usable width of bottom plate 321.When encountering difference
When the patient of figure, baffle 37 can be unloaded, according to the figure of patient, the adjusting that baffle 37 is placed on different location is recessed
On slot 36.
The skin original position printing device of the present embodiment also has control device, which includes being equipped with predetermined control
The computer of program and multiple drive signal generators.Drive signal generator and control device communicate to connect, simultaneously respectively
With each driving motor (including the first driving motor, print mobile driving motor, lifting driving motor, rotational drive motor with
And the driving motor of driving mechanism 33) be electrically connected, each drive signal generator can generate under control of the control means
The electric signal of the corresponding each driving motor of driving.In addition, control device is also connected with pressure regulator, therefore it can be right
Pressure regulator carries out control to be controlled the gas pressure in cylinder 241 (that is, the opening of control solenoid valve
Degree so that increasing or decreasing into the air capacity in cylinder 241, and then realizes the control of gas pressure).
The working principle of head device and skin original position printing mechanism below in conjunction with Detailed description of the invention the present embodiment.
Before carrying out skin printing, biological sol solution can be placed in cylinder 241 by medical worker in an aseptic environment, then
Cover 243 is covered, air filter is connected and pressure regulator is adjusted to closing, pressure air is allowed not can enter cylinder 241.
Then, it allows on sufferer soup plummer 32, controllable register 37 is simultaneously fixed sufferer with fixation kit 35.It is filled by control
The each driving motor set into printing head moving device 10 sends different control signals, and the body rotations of sufferer can be allowed to close
Suitable angle, and printing head moving device 10 is allowed to drive head device 20 to the predetermined defect portion for needing to carry out skin printing
Position.
After reaching predetermined position, i.e. lifting controllable driving motor and rotational drive motor allow equipped with predetermined biogum
The syringe needle 242 of the print unit 24 of solution opens simultaneously close to defect and adjusts pressure regulator by pressure air with pre-
Fixed pressure enters in cylinder 241, so that the biological sol solution in cylinder 241 is applied because pressure is extruded, and by syringe needle 242
Cloth is on predetermined position.
In the above process, printing head moving device 10, driving assembly, runner assembly and pressure are controlled by control device
Adjuster, it will be able to allow single print unit 24 to carry out the extrusion and coating of biological sol solution, be beaten without what is be coated
Impression member 24 then can allow print unit 24 to rise overally by controlling corresponding lifting driving motor to far from defect.
This mode is suitable for the coating and printing in situ of single biological sol solution.
Under some cases, the printing in situ of skin may need the heterogeneity of biological sol solution (such as glue and crosslinking
Agent) it is coated to same position in succession simultaneously or slightly.In this case, two can also be allowed by controlling driving assembly
Print unit 24 is simultaneously declined to defect, while being controlled rotational drive motor and being allowed each print unit 24 while rotation is suitable
Work as angle so that each syringe needle 242 is simultaneously close to defect, then by the cylinder 241 to two print units 24 simultaneously
It is passed through the rotational action of air, the lifting action of each printing lifting unit 22 of control and print carriage, can allow two printing lists
Member 24 cooperates, thus while completing the heterogeneity of biological sol solution or slightly successive coating process.
In addition, when defect area is big, sufferer can also be allowed by controlling the driving motor of driving mechanism 33
Corresponding rotation occurs for body, therefore does not need that sufferer is allowed to rotate body repeatedly.
Embodiment action and effect
According to skin original position provided in this embodiment printing device, due to that can divide with multiple head devices
It is other that printing is coated to different biogum ingredients, to complete skin original position print job.Since head device has
Print lifting unit and printing moving assembly, wherein printing lifting unit can carry out print carriage and print unit whole
Lifting, therefore when multiple head devices are installed simultaneously to a skin original position printing device, it can allow and not need to make
Print unit rises to above print position to avoid its interference；Print moving assembly can to printing lifting unit,
Print carriage and print unit carry out integral level movement, and therefore, multiple head devices can carry out solely in the horizontal direction
Vertical movement, i.e. their direction of motion, movement velocity can need to carry out different settings according to practical coating, so that
Multiple print units are more accurate and orderly to the coating of different biological sol solutions.Meanwhile control device can be respectively to holding
Carry set, multiple head devices, coating power device and printing head moving device are controlled so that these devices is dynamic
Work can be coordinated to carry out, therefore can complete complicated printing operation, thus by the skin containing heterogeneity, diverse microcosmic structure
The disposable printing shaping of skin layers.
In addition, multiple head devices are also possible that the biological sol solution and crosslinking agent etc. of heterogeneity in print procedure
It can separate and be coated, avoid biological sol solution that crosslinking solidification occurs to early (for example, using the same head device pair
When being pre-mixed the biogum of crosslinking agent and having been printed, it is likely that it is no all printed when biogum just solidify).
In embodiment, printing moving assembly includes printing mobile ball bearing and printing mobile driving motor, and beat
It prints mobile driving motor to be mounted on the mobile ball bearing of printing, therefore, by printing the driving of mobile driving motor so that beating
Printing mobile ball bearing can be moved in the horizontal direction, so that print unit is moved in the horizontal direction.In addition,
When multiple head devices are worked simultaneously, by being controlled respectively the mobile driving motor of its respective printing, just
It can be realized multiple print units different motion in the horizontal direction, and then realize the accurate coating of different biological sol solutions.
In embodiment, receiving portion is integrally in rectangular shape, and it is internal with the receiving hole portion extended vertically, the receiving
The size of hole portion and the cylinder of print unit are adapted and inner wall is equipped with rubber sheet gasket, therefore can block cylinder well
And the relative position of cylinder and receiving portion is allowed to be consistent, so that the cylinder of print unit and syringe needle can when receiving portion is mobile
It is moved accordingly, so as to avoid fixing the displacement of bad and bring and coating error between print unit and receiving portion
Problem improves the precision printed in situ.
In addition, bogey can carry and rotating patient makes the movement of the predetermined position of patient cooperate head device
Printing operation, so that the coating accuracy of head device is high.Since bogey itself can rotate, so, when printing, suffers from
Person only needs to lie low or prostrate is on bogey, even if patient is fixed at this time, patient will not feel sick,
It can be improved the comfort level of patient treatment procedure.
Above-described embodiment is only used for illustrating specific embodiment of the present utility model, and the skin of the utility model is former
Position printing mechanism is not limited to the above embodiments described range.
For example, receiving portion is rectangular shape and its inside has the receiving hole portion extended vertically, but at this in embodiment
In utility model, which is also possible to clip receiving portion, i.e. receiving portion includes two folder portions being hinged to clamp
Cylinder.Meanwhile rubber sheet gasket also can be set in clip receiving portion, to make the clamping of cylinder more secured.Hold with through-hole type
The portion of receiving compares, and this clip receiving portion wants a bit weaker to the holding of relative position so that the precision printed in situ slightly under
Drop, but syringe fix and remove it is more easy, therefore operation it is more simple and quick, be more suitable for acute and provisional original position
Skin printing.
The pressure air that the printing head moving device of embodiment is provided using coating power device is as power, so that printing
Biogum in unit can be extruded to complete to be coated under the pressure effect of the clean compressed air by filtering, mistake
By the i.e. controllable pressure of control pressure regulator and flow velocity in journey, and then the speed of coating is controlled, therefore telecommunications can be passed through
It number just realizes control process, so that biogum coating process is easier to cooperate with the mobile formation of print unit itself, reaches reason
The skin printing effect thought.But in the present invention, using mechanical presses (such as plunger can also be set in cylinder, controlled
Sliding cylinder extrusion biogum processed) etc. forms.Compared with the form of pressure air, the pressure control and the control of basal rate of mechanical presses
System is directly to realize that control process is more accurate by the control to extrusion parts, but come pair due to needing to be arranged sensor
Pressure and extruded velocity are monitored, therefore cost is higher.
In embodiment, printing head moving device uses the form of multiaxial type mobile device, but in the present invention, printing
Head moving device can also use the form of mechanical arm type mobile device, that is, multiple mechanical arms are hinged and pass through steering engine band turn
To realize the mobile device of similar human arm movement.In this case it can be set and respectively corresponded with head device
Multiple mechanical arms, allow each head device to be mounted on corresponding mechanical arm, to realize the coordination of each head device
Movement.In addition, the lifting groove of head device to be directly anchored to the tail portion of mechanical arm when installation.
Claims (10)
1. a kind of skin original position printing device, for the biogum for forming artificial skin by printing to be coated on the pre- of patient
Determine position characterized by comprising
Bogey, for carrying and rotating the patient；
Multiple head devices, for the biogum to be coated on the predetermined position；
It is coated with power device, allows the biogum to be extruded when for providing to the head device and be coated with the biogum
Power；
Head moving device is printed, for the head device to be moved to the predetermined position；And
Control device, for controlling the bogey, the head device, the coating power device and the printing
Head moving device, so that the coating of the rotational action of the bogey, the head device acts, coating power dress
The shift action of the power offer movement and the printing head moving device set cooperates for the biogum to be coated with
In the predetermined position of the patient,
Wherein, the head device includes:
Print unit has the cylinder for accommodating the biogum for accommodating and being coated with different biogum or biogum ingredient
And the syringe needle for being used to be coated with the biogum of the cylinder body bottom is set；
Lifting assembly is printed, for going up and down to the print unit, with lifting groove, the liter being arranged in the lifting groove
Drop lead screw, it is engaged through the thread be set on the elevating screw to the elevating screw formed ball screw assembly, lifting roll
Pearl bearing and lifting driving motor；
Moving assembly is printed, for being horizontally moved to the printing lifting unit, so that the print unit carries out level
It is mobile；And
Print carriage, the side surface that there is the mounting portion being mounted on the lifting ball bearing, the mounting portion is set
On interconnecting piece and be arranged on the one end of the interconnecting piece far from the mounting portion for accommodating one of cylinder appearance
Receive portion.
2. skin original position according to claim 1 printing device, it is characterised in that:
Wherein, the printing moving assembly includes the mobile ball bearing of printing being fixed in the lifting groove and is mounted on this
Print the mobile driving motor of printing on mobile ball bearing.
3. skin original position according to claim 1 printing device, it is characterised in that:
Wherein, the receiving hole portion extended vertically is equipped in described accommodation section,
The outer diameter of the cylinder and the internal diameter for accommodating hole portion are adapted.
4. skin original position according to claim 1 printing device, it is characterised in that:
Wherein, folder portion of the described accommodation section tool there are two being hinged and for clamping the cylinder,
The inner surface of the folder portion is equipped with multiple rubber sheet gaskets.
5. skin original position according to claim 1 printing device, it is characterised in that:
Wherein, the print carriage also has the rotational drive motor being arranged in the mounting portion,
One end of the interconnecting piece extends in the mounting portion and is fixedly connected with the output end of the rotational drive motor, from
And it can be rotated under the driving of the rotational drive motor relative to the mounting portion.
6. skin original position according to claim 1 printing device, it is characterised in that:
Wherein, the printing head moving device have support component and the first movement component that is arranged in the support component and
Second moving assembly,
The first movement component includes the first slot and the first lead screw, installation engaged through the thread extended along first level direction
The first ball bearing on first lead screw and with first lead screw the first slide bar disposed in parallel；
Second moving assembly includes the second fixed part being set on first slide bar, extends along the second horizontal direction
Second slot and be arranged in second slot along second horizontal direction extend the second lead screw, one end of second slot
It being fixed on second fixed part, the other end is fixed on first ball bearing,
The head device also has printing moving assembly, which includes printing mobile ball bearing and beating
Mobile driving motor is printed,
The mobile ball bearing of the printing is engaged through the thread to be set on second lead screw to total with second lead screw
It is same to form ball screw assembly, structure,
The lifting groove is fixed on the mobile ball bearing of the printing,
The mobile driving motor setting of the printing is on the mobile ball bearing of the printing, for driving the mobile ball of the printing
Bearing is moved along second horizontal direction, so that the lifting groove is integrally moved along second horizontal direction.
7. skin original position according to claim 6 printing device, it is characterised in that:
Wherein, the support component includes the first supporting table and the second supporting table in rectangular shape,
First slot is arranged in first supporting table,
First slide bar is fixed in second supporting table,
The bogey is between first supporting table and second supporting table.
8. skin original position according to claim 6 printing device, it is characterised in that:
Wherein, two the first sliding rails extended along first level direction are additionally provided in first slot,
The first caulking groove being entrenched in respectively there are two being arranged on first ball bearing on first sliding rail.
9. skin original position according to claim 1 printing device, it is characterised in that:
Wherein, the print unit further includes one for carrying out closed cover to the cylinder, is additionally provided on the cover
Air intake for being connected with the air filter of the coating power device.
10. skin original position according to claim 1 printing device, it is characterised in that:
Wherein, the bogey includes:
Pedestal, including horizontal part, be separately positioned on the horizontal part both ends two vertical component effects and by two vertical component effects with
The mounting groove that the horizontal part is formed is provided with mounting hole on the inner surface of the upper end of two vertical component effects；
Plummer is mounted in the mounting groove, for carrying the patient, is separately fixed at bottom plate and two described
The side plate at the both ends of bottom plate is provided on the lateral surface of two side plates for fixed fixation in the mounting hole
Axis；And
Driving mechanism, for driving the plummer to carry out in the mounting groove around the axis that two fixing axles are formed
It swings, so that the movement of the predetermined position of the patient on the plummer can cooperate the head device
Printing operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821441599.2U CN209316145U (en) | 2018-09-04 | 2018-09-04 | Skin original position printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821441599.2U CN209316145U (en) | 2018-09-04 | 2018-09-04 | Skin original position printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209316145U true CN209316145U (en) | 2019-08-30 |
Family
ID=67705877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821441599.2U Expired - Fee Related CN209316145U (en) | 2018-09-04 | 2018-09-04 | Skin original position printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209316145U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110870802A (en) * | 2018-09-04 | 2020-03-10 | 上海叁钛生物科技有限公司 | Skin in-situ printing equipment |
| CN113101009A (en) * | 2021-04-19 | 2021-07-13 | 河南亚都实业有限公司 | Medical artificial skin applicator device |
-
2018
- 2018-09-04 CN CN201821441599.2U patent/CN209316145U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110870802A (en) * | 2018-09-04 | 2020-03-10 | 上海叁钛生物科技有限公司 | Skin in-situ printing equipment |
| CN113101009A (en) * | 2021-04-19 | 2021-07-13 | 河南亚都实业有限公司 | Medical artificial skin applicator device |
| CN113101009B (en) * | 2021-04-19 | 2023-05-30 | 河南亚都实业有限公司 | Medical artificial skin applicator device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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