CN107468346A - A kind of skin dilator - Google Patents
A kind of skin dilator Download PDFInfo
- Publication number
- CN107468346A CN107468346A CN201710662028.5A CN201710662028A CN107468346A CN 107468346 A CN107468346 A CN 107468346A CN 201710662028 A CN201710662028 A CN 201710662028A CN 107468346 A CN107468346 A CN 107468346A
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- China
- Prior art keywords
- skin
- expansion
- capsule
- expansion capsule
- high hydroscopic
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/02—Devices for expanding tissue, e.g. skin tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/04—Skin
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Dermatology (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Materials For Medical Uses (AREA)
Abstract
It is an object of the invention to overcome existing for existing skin dilator due to the problem of Action of Gravity Field causes bearing up-down force uneven, and wound size caused by the implantation of existing expander it is larger the shortcomings of, there is provided it is a kind of to operate the solid-state skin dilator relatively simple and reasonable, safe and reliable, use cost is relatively low.In order to realize this purpose, the present invention selects filler of the high hydroscopic resin ripe in the market as expander, the characteristic expanded after being absorbed water using high hydroscopic resin, the expansion capsule of expander is gradually expanded, support skin histology division growth, concrete technical scheme are as follows：A kind of skin dilator, including expansion capsule and connecting conduit, it is characterised in that：The intracapsular portion of expansion is provided with high hydroscopic resin filler.
Description
Technical field
The invention belongs to medical instruments field, especially provides a kind of skin dilator.
Background technology
Skin soft-tissue expansion is exactly by skin soft tissue as the distinctive advanced treatment method of plastic surgery, its principle
Near expander implantation lesion under normal skin soft tissue, by discontinuously being held to expansion intracapsular injection liquid with increasing expander
Amount, it is produced pressure to surface skin soft tissue, point of tissue and epidermal cell is made by effect of the expanding mechanism to part
Split propagation and space between cells widens, so as to increase skin area, after taking out expansion capsule, it is possible to the skin soft tissue newly increased
Carry out tissue repair and Organ Reconstruction.Generally need to carry out two operations.Operation for the first time is expander implantation, is
Reconstruction and newly-increased skin are prepared, and second of operation is the prosthetic needed for using newly-increased skin histology progress.Between two operations
Every the time for taking around 2-3 months.
The expander clinically the applied mainly controllable expander made of silastic material, by expansion capsule, injection kettle
And connecting conduit three parts composition.Expansion capsule is the main body of expander, can be divided into circle, ellipse, kidney shape, first quarter moon by shape
Shape, rectangle, cylinder etc., its big I have a variety of different sizes from 10ml to 800ml.One-stage operation needs before doing otch
Need the scope peeled off in body surface marking by expander size, shape, current expansion capsule size is larger, caused by wound area
Also it is larger, add the probability of infection.And after existing expander inserts skin, in the injecting process, because the gravity of water is made
With, it is uneven above and below the stress point of patient's expanded skin flap, there is flap circulation not so as to cause the skin of underneath to be easier
Good symptom.
The content of the invention
It is an object of the invention to overcome existing for existing skin dilator because Action of Gravity Field causes bearing up-down force uneven
The shortcomings of wound size caused by the problem of even, and the implantation of existing expander is larger, there is provided one kind operation is relatively simple
And solid-state skin dilator rationally, safe and reliable, use cost is relatively low.
In order to realize this purpose, the present invention selects filling of the high hydroscopic resin ripe in the market as expander
Thing, the characteristic expanded after being absorbed water using high hydroscopic resin, the expansion capsule of expander is gradually expanded, support skin histology division increases
Grow, concrete technical scheme is as follows：
A kind of skin dilator, including expansion capsule 1 and connecting conduit 2, it is characterised in that：The inside of expansion capsule 1 is provided with
High hydroscopic resin filler 11.
In order to reduce the infection risk of patient, expander of the present invention can be only by expansion capsule 1 and connecting conduit 2 this two parts
Form, built in expander whole, replace syringe to carry out injection liquid by venous detaining needle of Clinical practice etc., in use,
One end of connecting conduit 2 is connected with expansion capsule 1, other end connection venous detaining needle, passes through the venous detaining needle of Clinical practice
Liquid injection is carried out Deng instead of syringe, its infection risk is reduced on the basis of patient suffering is reduced.The expander can also be set
There is syringe 3, the syringe 3 can be built-in also external, is connected by connecting conduit 2 with expansion capsule 1, for into expansion capsule 1
Injecting fluid.
Wherein, expand capsule 1, connecting conduit 2 and syringe 3 to prepare using different materials, connected mode can be one
Body, or it is separated, it is necessary to which operation consent is combined.Capsule 1 is expanded using elasticity such as natural rubber, silicon rubber, polyurethane
Polymer, or with the addition of graphene or the NEW TYPE OF COMPOSITE elastomeric polymer of other reinforcing materials (such as nano material) is made.Root
According to the expanded dimension of expander, the thickness control of expansion capsule 1 is 0.03mm-1mm, to ensure to expand the safety of capsule 1.Connecting conduit
2 and syringe 3 using the medical macromolecular materials or medical metal material that meet clinical needs, adoptable medical high polymer
Material includes natural rubber, silicon rubber, polyvinyl chloride (PVC), polypropylene (PP), polystyrene (PS), polyethylene (PE), poly- carbon
Acid esters (PC), styrol copolymer, polyurethane (PU), polyamide (PA), thermoplastic elastomer (TPE) (TPE), polysulfones polyphenylene sulfide,
Thermoplastic elastomer (TPE), thermoplasticity polyester, polyether-ether-ketone (PEEK) etc., adoptable medical metal material includes medical stainless steel,
Medical titanium alloy, Medical Cobalt-Based Alloys, Medical memory alloy and medical noble metal etc..
In order to further reduce the infection risk of patient, the skin dilator only by expansion capsule 1 and can be arranged at expansion capsule 1
Internal high hydroscopic resin filler 11 forms.Expansion capsule 1 can use flexible pellicle and/or reverse osmosis membrane to be made,
Or expanded by pellicle and/or reverse osmosis membrane and above-mentioned preparation capsule 1 elastomeric polymer it is compound or combine, so as to
To omit connecting conduit 2 and syringe 3, make skin dilator by single implanted filled with high hydroscopic resin filler 11
Expansion capsule 1 forms, and only permeate internal water by pellicle or reverse osmosis membrane in vivo absorbs water for high hydroscopic resin filler 11
Expansion, so as to reach gradual expansion, expands the function of skin.For the ease of adjusting expansion effect, note can be set on capsule 1 by expanding
Site is penetrated, is easy to the dewater treatment in artificial recharge and later stage.
Expansion capsule 1 is the main body of expander, can be divided into circle, ellipse, kidney shape, semilune, square by the shape after expansion
Shape, cylinder or cone etc..
High hydroscopic resin (SuperAbsorbent Polymer, SAP) is also known as super strength water absorbent, is a kind of new high score
Sub- material, it is not soluble in water, is also insoluble in organic solvent, but has peculiar water absorbing properties and water holding capacity, while has again
The advantages of standby high polymer material.Super absorbent resin is different from conventional absorbent material (such as sponge, cellulose, silica gel), and it can
The moisture of own wt hundred times to thousand times is absorbed, it is nontoxic, harmless, pollution-free；Water absorbing capacity is superpower, water holding capacity superelevation, institute
Water suction point can not be extruded by simple physical method, dehydration is not easy under heated, pressurized conditions, to light, heat, soda acid
Stability is good, water, water suction can be released repeatedly, also with good biodegradability.High hydroscopic resin extensive use at present
In physiological hygiene articles for use, mainly using its high-hydroscopicity energy, and the present invention is then swollen at double using volume after high hydroscopic resin water suction
Swollen advantage, support expander realize its planning function.
Super absorbent resin is divided into several major classes such as starch series, cellulose series and synthetic resin series, specifically includes：1,
Starch-series：Including graft starch, carboxymethylated starch, organic phosphate starch, starch xanthate etc..2, it is cellulose-based：Including
Grafted cellulose, carboxymethylated cellulosic, hydroxypropylation cellulose, xanthogenation fiber rope etc.；3, synthetic resin system：Including poly-
Acrylates, polyvinyl alcohol, polyoxygenated alkanes, inorganic polymeric species etc..4, protein series：Including soybean protein
Class, silk-fibroin class, glutelin class etc..5, other natural goodses and its derivative system：Including pectin, alginic acid, chitosan, heparin etc..
6, blend and compound system：Compound, the height of blending, super absorbent resin and inorganic matter gel including super absorbent resin
Compound of water-absorbing resins and organic matter etc..
Super absorbent resin is classified by the species of hydrophilic radical, including：1, anion system：Including carboxylic acids, sulfonic acid
Class, phosphoric acid class etc..2, cation system：Including tertiary amines, quaternary ammonium etc..3, amphion system：Including carboxylic acid-quaternary ammonium, sulfonic acid-
Tertiary amines.4, nonionic system：Including hydroxy kind, acid amides base class etc..5, a variety of hydrophilic radical systems：Including hydroxy-carboxylic acid's class, hydroxyl
Base-carboxylic acid group-acid amides base class, sulfonic group-carboxylic acid base class etc..
Skin dilator of the present invention, it is characterised in that the high hydroscopic resin filler 11 added in expansion capsule 1 can be with
It is powder, spherical, ellipsoid, cylindric or other have the shape of particular/special requirement to repairing position.According to the height of high hydroscopic resin
Water absorption behavior, expander can be according to the final bodies for being finally sized to a variety of different sizes, expanding capsule 1 of expansion capsule 1
The preferred 10ml-1000ml of product.The preferred 1mm of volume before the water suction of high hydroscopic resin filler 113-100mm3, add the appearance of water
Product is gradually added untill volume as defined in expander according to the needs of skin expansion area.High hydroscopic resin filler 11 can
With in expansion capsule 1 is added to before dispatching from the factory according to regulation expanded dimension, it is also contemplated that operation consent is according to operation expanded dimension
It is required that addition.Simultaneously in order to ensure effective expansion of high hydroscopic resin, can add various does not have to expansion capsule 1 and tissue
The aqueous solution of harm, it is proposed that using deionized water or distilled water.
After expander accomplishes the end in view, in order to smoothly take out expander, wound and infection risk are reduced, can be with
High hydroscopic resin filler 11 in capsule 1 will be expanded by dewater treatment and narrow down to original state.Dewater treatment mainly passes through injection
Device 3 adds appropriate 5-30% sodium-chloride water solutions or 50-100% alcohol water blends into expansion capsule 1, is extracted out after static 0.5-2h
The liquid of spilling, then proceed to add appropriate sodium-chloride water solution or alcohol water blend, can be repeated 2-5 times, to the side of reaching
Just untill the size of taking-up of performing the operation.It can also add other molten without the salting liquid or alcohol of corrosion and destruction to expander
Liquid.
Expander of the present invention is compared with existing clinic expander, by adding high hydroscopic resin, in expander
Filler is changed into the solid-state water-absorbing resin of predetermined shape from the water of indefinite form, avoid process of expansion due to caused by water gravity by
Power non-uniform phenomenon, and can be expanded according to shape set in advance, the water added in expander is by high hydroscopic resin
Filler fully absorbs, and process of expansion does not have to the spilling risk for worrying water, while the expander can be completely built-in, avoids infection
Risk.Another advantage protruded of expander described in the utility model is exactly to reduce the size of expander, at the beginning of expander
Beginning size can be set very small, much smaller than the expander of current Clinical practice, facilitate operation technique, and after addition water,
It can rapidly be expanded into and be sized, the volume of speed of expansion and addition water is proportional, can be by adding water management to expand
Zhang Sudu, and after the completion of expansion, expander can be narrowed down to by original dimension by dewater treatment, it is convenient to take out, due to chi
Very little smaller, operation implantation and taking-up process are all easier, and can at utmost reduce the operation risk of patient.
Brief description of the drawings
The schematic diagram of Fig. 1 skin dilators structure I.
The schematic diagram of Fig. 2 skin dilators structure II.
The schematic diagram of Fig. 3 skin dilators structure III.
Reference：1st, capsule is expanded, 2, connecting conduit, 3, syringe, 11, high hydroscopic resin filler (water suction state).
Embodiment
Embodiment 1
As shown in figure 1, the skin dilator includes expansion capsule 1, connecting conduit 2 and syringe 3, the inside of expansion capsule 1 is provided with
High hydroscopic resin filler 11, syringe 3 are connected by connecting conduit 2 with expansion capsule 1, for the parenteral solution into expansion capsule 1
Body.It is 0.4mm-0.5mm to expand the thickness control of capsule 1, and ellipse is shaped as after expansion.
Select latex to prepare expansion capsule 1, add about 100 a diameter of 2.8mm of 1.5g high hydroscopic resin bead, pass through note
Emitter 3 adds 150 milliliters of pure water into expansion capsule 1 several times, and expanding the external diameter of capsule 1 by 5 hours is expanded to a 70mm left sides
The right side, 30 milliliters of absolute ethyl alcohols are eventually adding, original half is reduced to by 2 hours sizes, after discharging unnecessary moisture, continued
20 milliliters of absolute ethyl alcohols are added, volume continues to zoom out, and finally fullys meet the size of expander taking-up, in that context it may be convenient to take
Go out, reduce operation risk.
Embodiment 2
As shown in Fig. 2 the skin dilator includes expansion capsule 1 and connecting conduit 2, the inside of expansion capsule 1 is provided with super absorbent resin
Fat filler 11, expansion capsule 1 are connected by connecting conduit 2 with venous detaining needle, and the expansion thickness control of capsule 1 is 0.03mm-
0.05mm, circle is shaped as after expansion.
Select polyurethane elastomeric materials to prepare expansion capsule 1, add a diameter of 10mm high hydroscopic resin filler 2,
Gradually point 20 addition 90ml pure water, after 1 day, expansion volumetric expansion of capsule 1 to 60mm or so, saturation are added into expansion capsule 1
20 milliliters of sodium chloride solution, size is reduced to the original half of deficiency after static 2 hours, after discharging excessive moisture, continuously adds 20
Milliliter saturated nacl aqueous solution, volume continue to zoom out, and finally fully meet the size of expander taking-up, in that context it may be convenient to take
Go out, reduce operation risk.
Embodiment 3
As shown in figure 3, the skin dilator is only filled by expansion capsule 1 and the high hydroscopic resin being arranged inside expansion capsule 1
Thing 11 forms.Expansion capsule 1 is made of pellicle, and its thickness control is 0.9mm-1.0mm, and circle is shaped as after expansion.
Select latex to prepare expansion capsule 1, more a diameter of 9mm or so high hydroscopic resin ball is added in capsule 1 is expanded, so
After divide 10 addition 70ml pure water, after 10 hours, the expansion diameter expansion of capsule 1 adds saturated nacl aqueous solution to more than 50mm
Volume persistently reduces afterwards, finally fullys meet the size of expander taking-up, in that context it may be convenient to take out, reduce operation risk.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, it should all be included within the scope of the present invention.
Claims (10)
1. a kind of skin dilator, including expansion capsule (1) and connecting conduit (2), it is characterised in that：The expansion capsule (1) is internal
Provided with high hydroscopic resin filler (11).
2. according to skin dilator described in claim 1, it is characterised in that：The skin dilator is additionally provided with syringe (3), should
Syringe (3) can be connected by connecting conduit (2) with expansion capsule (1).
A kind of 3. skin dilator, it is characterised in that：The skin dilator is by expansion capsule (1) and is arranged at expansion capsule (1) inside
High hydroscopic resin filler (11) composition.
4. according to any skin dilators of claim 1-3, it is characterised in that：Expansion capsule (1) is by elastomeric polymer or adds
Added the composite elastic polymer of graphene or other reinforcing materials to be made, or by above elastomeric polymer and pellicle and/
Or reverse osmosis membrane is compound or combination is made.
5. according to any skin dilators of claim 1-3, it is characterised in that：The expansion capsule (1) is hollow-core construction, its
Wall thickness is 0.03mm-1mm；The volume expanded after capsule (1) expansion is 10ml to 1000ml.
6. according to any skin dilators of claim 1-3, it is characterised in that：Shape after expansion capsule (1) expansion
For circle, ellipse, kidney shape, semilune, rectangle, cylinder or cone.
7. according to any skin dilators of claim 1-3, it is characterised in that：The high hydroscopic resin filler (11) is inhaled
Volume before water is 1mm3-100mm3。
8. according to any skin dilators of claim 1-3, it is characterised in that：The high hydroscopic resin filler (11) is
It is powder, spherical, ellipsoid, cylindric or other have the shape of particular/special requirement to repairing position.
9. according to any skin dilators of claim 1-3, it is characterised in that：It will be expanded by dewater treatment in capsule (1)
High hydroscopic resin filler (11) narrows down to original state.
10. according to skin dilator described in claim 9, it is characterised in that：Added by syringe (3) into expansion capsule (1)
5-30% sodium-chloride water solutions or 50-100% alcohol water blends, extract the liquid of spilling after static 0.5-2h out, be repeated to
Untill the convenient size taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710662028.5A CN107468346A (en) | 2017-08-04 | 2017-08-04 | A kind of skin dilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710662028.5A CN107468346A (en) | 2017-08-04 | 2017-08-04 | A kind of skin dilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107468346A true CN107468346A (en) | 2017-12-15 |
Family
ID=60597594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710662028.5A Withdrawn CN107468346A (en) | 2017-08-04 | 2017-08-04 | A kind of skin dilator |
Country Status (1)
| Country | Link |
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| CN (1) | CN107468346A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338844A (en) * | 2018-02-09 | 2018-07-31 | 苏州纳晶医药技术有限公司 | A kind of degradable skin expander |
| CN111851402A (en) * | 2020-07-24 | 2020-10-30 | 程晓斌 | Water absorption bag and implementation method thereof |
| CN111956280A (en) * | 2020-08-25 | 2020-11-20 | 鲍玉梅 | Medical surgical soft tissue expander |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2535071Y (en) * | 2002-02-05 | 2003-02-12 | 翟弘峰 | Skin soft tissue dilator |
| CN2643915Y (en) * | 2003-08-27 | 2004-09-29 | 黄远程 | Infusion-free tissue dilator |
-
2017
- 2017-08-04 CN CN201710662028.5A patent/CN107468346A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2535071Y (en) * | 2002-02-05 | 2003-02-12 | 翟弘峰 | Skin soft tissue dilator |
| CN2643915Y (en) * | 2003-08-27 | 2004-09-29 | 黄远程 | Infusion-free tissue dilator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338844A (en) * | 2018-02-09 | 2018-07-31 | 苏州纳晶医药技术有限公司 | A kind of degradable skin expander |
| CN111851402A (en) * | 2020-07-24 | 2020-10-30 | 程晓斌 | Water absorption bag and implementation method thereof |
| CN111956280A (en) * | 2020-08-25 | 2020-11-20 | 鲍玉梅 | Medical surgical soft tissue expander |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171215 |
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| WW01 | Invention patent application withdrawn after publication |