CN102871708B - Adjustable micro peeling and skin grafting machine - Google Patents
Adjustable micro peeling and skin grafting machine Download PDFInfo
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- CN102871708B CN102871708B CN201210413060.7A CN201210413060A CN102871708B CN 102871708 B CN102871708 B CN 102871708B CN 201210413060 A CN201210413060 A CN 201210413060A CN 102871708 B CN102871708 B CN 102871708B
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Abstract
The invention relates to an adjustable micro peeling and skin grafting machine comprising a shell body (1), a vacuum pump (2) which is arranged in the shell body (1), a cylinder (4) which is connected with the vacuum pump (2) through a cylinder connecting pipe (3), an adjusting component which is arranged in the cylinder (4) and is used for adjusting the peeling thickness, a cutter blade component which is arranged in the shell body (1) and is used for peeling, a driving component which is arranged in the shell body (1) and is used for driving the cutter blade component to peel, and a control unit which is electrically connected with the vacuum pump (2). Consequently, the adjustable micro peeling and skin grafting machine has the advantages that applicable controllable area of small area and controllable shape, and one-time peeling, finishing and pavement can be realized.
Description
Technical field
The present invention relates to a kind of bark fetching dermatome, especially relate to a kind of adjustable miniature bark fetching dermatome.
Background technology
Transplantation of free skin graft is that the skin of human body is cut its segment thickness or full thickness by one, be separated with body completely, be transplanted to another place, re-establish blood circulation, and continue to keep its vigor to reach the object of reparation, this operation method is referred to as Free Skin Graft or free skin grafting.This skin graft is generally 1 × 1cm to 2 × 2cm size, so transplant also referred to as stamp free skin graft.This grafts is divided into thin layer skin graft also known as harm razor graft according to the thickness of skin graft clinically, average thickness is about 0.3mm, split thickness skin graft average thickness is 0.3 ~ 0.6mm, full thickness skin graft comprises epidermis and corium whole, but with fatty tissue and skin graft with hypodermic vascularnet grafts four kinds again entirely.Wherein split thickness skin graft skin-grafting comprises the thin middle thickness skin graft of a part of epidermis and corium, or reaches 3/4ths thick middle thickness skin grafts of skin full thickness.This skin graft, because having the feature of holostrome skin containing more Elastic tissue and containing hair follicle and sebaceous gland tissue, shrinks few, soft, wear-resisting.Skin donor site again can self-heal, so clinical practice is extensive, is applied to the skin injury repairing face or joint, or the wound surface left over after excision cicatrix or tumor; For the fresh wound surface at repair function position.But when exposing if any tendon or surface of bone, after should first managing to be covered with neighbouring soft tissue, then row skin-grafting; For the granulation wound of health, require function and the higher position of outward appearance.Grafts position determines the size of skin donor site by the size of district's area as required clinically in addition.
The dermatome used clinically both at home and abroad at present has a variety of, is roughly divided into Humby knife and domestic skin taking knife for automatic skin graft derivative therefrom and the pneumatic dermatome of U.S. product ZIMMER, the drum dermatome etc. of free hand excision of skin graft method.But the Area comparison of the skin that these dermatomes are desirable is large, be not suitable for the peeling especially privileged sites in the grafts of small size, cannot use and bark fetching in peeling as the vitiligo of face, birthmark, cicatrix, and skin graft also needs from newly repairing and paving, and Comparision is loaded down with trivial details.At present, there is not yet the controlled size small size and shape and the disposable special-purpose surgical knife completing bark fetching, finishing, tiling that are suitable under above-mentioned condition.
Summary of the invention
The present invention mainly solves the technical problem existing for prior art; Provide a kind of applicable controlled size small size and shape and the disposable a kind of adjustable miniature bark fetching dermatome completing bark fetching, finishing, tiling.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of adjustable miniature bark fetching dermatome, it is characterized in that, comprise housing, the vacuum pump be arranged in housing, the cylinder be connected with vacuum pump by cylinder connection tube, to be arranged in cylinder for regulating the adjusting part of bark fetching thickness, be arranged in housing for remove the peel blade assembly, be arranged in housing for driving the driven unit that blade assembly carries out bark fetching and the control unit be electrically connected with vacuum pump.
At above-mentioned a kind of adjustable miniature bark fetching dermatome, described housing forward end is provided with the cutter groove for placing bark fetching; The ejector sleeve that described adjusting part comprises an interior ejector sleeve and is set on interior ejector sleeve, described ejector sleeve one end is provided with the first boss, be provided with groove in described first boss, the other end is provided with sealed circular ring and stretches out outside cylinder, and described sealed circular ring outer wall is provided with the sealing ring contacted with cylinder inner wall; Be provided with the second boss in described interior ejector sleeve one end, described second boss to be arranged in groove and to adapt with the size of groove, and the other end stretches out outside cylinder; This adjusting part also comprises an adjusting knob; The threaded one end that described adjusting knob and ejector sleeve stretch out cylinder is connected; Also have an adjustment screw in this adjusting knob, the threaded one end that described adjustment screw one end and interior ejector sleeve stretch out cylinder is connected, and the other end stretches out adjusting knob extenal fixation one and pushes knob; This adjusting knob upper surface is provided with holddown groove, and described propelling movement knob two ends are arranged in holddown groove and also can rotate in a circumferential direction.
At above-mentioned a kind of adjustable miniature bark fetching dermatome, described driven unit comprises a trigger be arranged in housing, and one jiao, described trigger top is arranged on housing by tapping screw and also can rotates around tapping screw; The hinged coupling assembling in another angle, trigger top, described coupling assembling is connected with insert assembly; One jiao, described trigger bottom is fixed by a return spring and housing; Another angle, trigger bottom is stretched out outside housing.
At above-mentioned a kind of adjustable miniature bark fetching dermatome, described coupling assembling comprises a connecting rod, described connecting rod one end and trigger top hinged, the other end is provided with a promotion groove, described promotion groove is inserted with a joint pin, described joint pin one end is arranged on by bolt and back-up ring and promotes on groove and can do traverse motion on promotion groove, and the joint pin other end is connected with blade assembly.
At above-mentioned a kind of adjustable miniature bark fetching dermatome, be also provided with a track groove in the middle part of described connecting rod, one end of track screw is fixed in described track groove, and the other end abuts on the arching trajectory catch that is arranged on housing.
At above-mentioned a kind of adjustable miniature bark fetching dermatome, the switch that described control unit comprises the PCB panel be electrically connected with vacuum pump, the USB power supply interface be connected with PCB panel and is connected with PCB panel.
At above-mentioned a kind of adjustable miniature bark fetching dermatome, on the first described boss and the second boss all be provided with some passages communicated with cylinder, described first boss is also provided with tiling pad with the second boss with the end face contacted of making skin graft, and described tiling pad is netted or the tiling pad in with hole.
At above-mentioned a kind of adjustable miniature bark fetching dermatome, described blade assembly comprises a blade connecting rod, and described blade connecting rod is fixed on joint pin, and the other end is fixed with a blade fixed bar; Described blade fixed bar is fixed with blade.
Therefore, tool of the present invention has the following advantages applicable controlled size small size and shape and disposablely completes bark fetching, finishing, tiling.
Accompanying drawing explanation
Accompanying drawing 1 is the main TV structure schematic diagram of one of the present invention.
Accompanying drawing 2 is structural representations of adjusting part in the present invention.
Accompanying drawing 3 is the structural representations of pad of tiling in the present invention.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail, in figure, housing 1, vacuum pump 2, cylinder connection tube 3, cylinder 4, cutter groove 5, interior ejector sleeve 6, ejector sleeve 7, first boss 8, sealed circular ring 9, sealing ring 10, second boss 11, adjusting knob 12, adjustment screw 13, push knob 14, trigger 15, tapping screw 16, return spring 17, connecting rod 18, joint pin 20, track groove 21, track screw 22, arching trajectory catch 23, PCB panel 24, USB power supply interface 25, switch 26, tiling pad 27, blade connecting rod 28, blade fixed bar 29.
Embodiment:
First, introduce structure of the present invention: the present invention includes housing 1, the vacuum pump 2 be arranged in housing 1, the cylinder 4 be connected with vacuum pump 2 by cylinder connection tube 3, to be arranged in cylinder 4 for regulating the adjusting part of bark fetching thickness, be arranged in housing 1 for remove the peel blade assembly, be arranged in housing 1 for driving the driven unit that blade assembly carries out bark fetching and the control unit be electrically connected with vacuum pump 2.
The cutter groove 5 for placing bark fetching is provided with in housing 1 front end; The ejector sleeve 7 that adjusting part comprises an interior ejector sleeve 6 and is set on interior ejector sleeve 6, ejector sleeve 7 one end is provided with the first boss 8, be provided with groove in first boss 8, the other end is provided with sealed circular ring 9 and stretches out outside cylinder 4, and sealed circular ring 9 outer wall is provided with the sealing ring 10 with cylinder 4 contact internal walls; Be provided with the second boss 11, second boss 11 in described interior ejector sleeve 6 one end to be arranged in groove and to adapt with the size of groove, the other end stretches out outside cylinder 4; On first boss 8 and the second boss 11 all be provided with some passages communicated with cylinder 4, described first boss 8 is also provided with the end face contacted of making skin graft the pad 27 that tiles with the second boss 11, and described tiling pad 27 is netted or the tiling pad 27 in with hole; This adjusting part also comprises an adjusting knob 12; The threaded one end that adjusting knob 12 stretches out cylinder 4 with ejector sleeve 7 is connected; Also have an adjustment screw 13 in this adjusting knob 12, the threaded one end that cylinder 4 is stretched out with interior ejector sleeve 6 in adjustment screw 13 one end is connected, and the other end stretches out adjusting knob 12 extenal fixation one and pushes knob 14; This adjusting knob 12 upper surface is provided with holddown groove, and propelling movement knob 14 two ends are arranged in holddown groove and also can rotate in a circumferential direction.
Driven unit comprises a trigger 15 be arranged in housing, and one jiao, trigger 15 top is arranged on housing 1 by tapping screw 16 and also can rotates around tapping screw 16; The hinged coupling assembling in another angle, trigger 15 top, coupling assembling is connected with insert assembly; One jiao, trigger 15 bottom is fixed by a return spring 17 and housing 1; Another angle, trigger 15 bottom is stretched out outside housing 1; Coupling assembling comprises a connecting rod 18, connecting rod one end and trigger 15 top hinged, the other end is provided with a promotion groove, promote groove is inserted with a joint pin 20, joint pin 20 one end is arranged on by bolt and back-up ring and promotes on groove and can do traverse motion on promotion groove, and joint pin 20 other end is connected with blade assembly; Also be provided with a track groove 21 in the middle part of connecting rod 18, one end of track screw 22 is fixed in described track groove 21, and the other end abuts on the arching trajectory catch 23 that is arranged on housing 1; Blade assembly comprises a blade connecting rod 28, and described blade connecting rod 28 is fixed on joint pin 20, and the other end is fixed with a blade fixed bar 29; Described blade fixed bar 29 is fixed with blade;
The switch 26 that control unit comprises the PCB panel 24 be electrically connected with vacuum pump 2, the USB power supply interface 25 be connected with PCB panel 24 and is connected with PCB panel 24.
Operation principle of the present invention is different from traditional dermatome, utilizes the method for vacuum suction, is sucked by skin donor site skin in the cutter groove 5 of modulated good area, shape and thickness that tiling special washer has been housed, cuts with the sharp cutter of self.The skin thickness of this cutter groove can be finely tuned.This cutter can repeatedly can use in single operation.Also the material of with good grounds unlike material can be made into disposable surgical cutter, also can be made into the professional scalpel of Reusability, and the replacing of blade is also very convenient.In addition the Special horizontal place mat sheet absorbability medical gelatin of this scalpel and binding agent are made.Therefore rise and do not allow the skin graft cut shrink and be out of shape, play fixation, and automatically can soften when transplanting moulding and be conducive to and the bonding by dermatotome, also have automatic classifying in agglutination, need not specially remove.
During work, first plug in, ejector sleeve 7 and interior ejector sleeve 6 is driven to move by adjusting knob 12, adjust suitable area, cutter groove 5 degree of depth of shape and thickness, cutter groove 5 is attached on skin, starting switch 26, vacuum pump 2 is communicated with cylinder 4 and produces negative pressure and sucked by skin in cutter groove 5, cocking 15, trigger 15 movement locus is that arcuate zone bar 18 one end hinged with trigger 15 that be dynamically connected moves downward, connecting rod 18 other end moves upward, joint pin 20 is driven to do laterally simultaneously arcuate movement upwards, eventually with cutting blade connecting rod 28 and blade fixed bar 29 upwards move both vertically, blade is finally made to take off skin, during bark fetching, rotate and push knob 14, adjustment screw 13 drives interior ejector sleeve 6 protruding, thus is released by the skin of cutter groove 5.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ housing 1 herein, vacuum pump 2, cylinder connection tube 3, cylinder 4, cutter groove 5, interior ejector sleeve 6, ejector sleeve 7, first boss 8, sealed circular ring 9, sealing ring 10, second boss 11, adjusting knob 12, adjustment screw 13, push knob 14, trigger 15, tapping screw 16, return spring 17, connecting rod 18, joint pin 20, track groove 21, track screw 22, arching trajectory catch 23, PCB panel 24, USB power supply interface 25, switch 26, tiling pad 27, blade connecting rod 28, term such as blade fixed bar 29 grade, but do not get rid of the probability using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (7)
1. an adjustable miniature bark fetching dermatome, it is characterized in that, comprise housing (1), the vacuum pump (2) be arranged in housing (1), the cylinder (4) be connected with vacuum pump (2) by cylinder connection tube (3), to be arranged in cylinder (4) for regulating the adjusting part of bark fetching thickness, be arranged on housing in (1) for remove the peel blade assembly, be arranged in housing (1) for driving the driven unit that blade assembly carries out bark fetching and the control unit be electrically connected with vacuum pump (2);
Described housing (1) front end is provided with the cutter groove (5) for placing bark fetching; The ejector sleeve (7) that described adjusting part comprises an interior ejector sleeve (6) and is set on interior ejector sleeve (6), described ejector sleeve (7) one end is provided with the first boss (8), groove is provided with in described first boss (8), the other end is provided with sealed circular ring (9) and stretches out cylinder (4) outward, and described sealed circular ring (9) outer wall is provided with the sealing ring (10) with cylinder (4) contact internal walls; Be provided with the second boss (11) in described interior ejector sleeve (6) one end, described second boss (11) to be arranged in groove and to adapt with the size of groove, and the other end stretches out cylinder (4) outward; This adjusting part also comprises an adjusting knob (12); The threaded one end that described adjusting knob (12) stretches out cylinder (4) with ejector sleeve (7) is connected; An adjustment screw (13) is also had in this adjusting knob (12), the threaded one end that cylinder (4) is stretched out with interior ejector sleeve (6) in described adjustment screw (13) one end is connected, and the other end stretches out adjusting knob (12) extenal fixation one and pushes knob (14); This adjusting knob (12) upper surface is provided with holddown groove, and described propelling movement knob (14) two ends are arranged in holddown groove and also can rotate in a circumferential direction.
2. a kind of adjustable miniature bark fetching dermatome according to claim 1, it is characterized in that, described driven unit comprises a trigger (15) be arranged in housing, and one jiao, described trigger (15) top is arranged on housing (1) by tapping screw (16) and above also can rotates around tapping screw (16); The hinged coupling assembling in another angle, trigger (15) top, described coupling assembling is connected with insert assembly; One jiao, described trigger (15) bottom is fixed by a return spring (17) and housing (1); Housing (1) is stretched out outward in another angle, trigger (15) bottom.
3. a kind of adjustable miniature bark fetching dermatome according to claim 2, it is characterized in that, described coupling assembling comprises a connecting rod (18), described connecting rod one end and trigger (15) top hinged, the other end is provided with a promotion groove, described promotion groove is inserted with a joint pin (20), described joint pin (20) one end is arranged on by bolt and back-up ring and promotes on groove and can do traverse motion on promotion groove, and joint pin (20) other end is connected with blade assembly.
4. a kind of adjustable miniature bark fetching dermatome according to claim 3, it is characterized in that, described connecting rod (18) middle part is also provided with a track groove (21), one end of track screw (22) is fixed in described track groove (21), and the other end abuts on the arching trajectory catch (23) that is arranged on housing (1).
5. a kind of adjustable miniature bark fetching dermatome according to claim 1, it is characterized in that, the switch (26) that described control unit comprises the PCB panel (24) be electrically connected with vacuum pump (2), the USB power supply interface (25) be connected with PCB panel (24) and is connected with PCB panel (24).
6. a kind of adjustable miniature bark fetching dermatome according to claim 2, it is characterized in that, described the first boss (8) and the second boss (11) upper all be provided with some passages communicated with cylinder (4), described first boss (8) is also provided with the end face contacted of making skin graft the pad (27) that tiles with the second boss (11), and described tiling pad (27) is tiling pad (27) that is netted or with hole.
7. a kind of adjustable miniature bark fetching dermatome according to claim 4, it is characterized in that, described blade assembly comprises a blade connecting rod (28), described blade connecting rod (28) is fixed on joint pin (20), and the other end is fixed with a blade fixed bar (29); Described blade fixed bar (29) is fixed with blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210413060.7A CN102871708B (en) | 2012-10-26 | 2012-10-26 | Adjustable micro peeling and skin grafting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210413060.7A CN102871708B (en) | 2012-10-26 | 2012-10-26 | Adjustable micro peeling and skin grafting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102871708A CN102871708A (en) | 2013-01-16 |
| CN102871708B true CN102871708B (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210413060.7A Active CN102871708B (en) | 2012-10-26 | 2012-10-26 | Adjustable micro peeling and skin grafting machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN102871708B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2079028U (en) * | 1990-10-31 | 1991-06-19 | 泰山医学院附属医院 | Skin taking knife for automatic skin graft |
| CN2105256U (en) * | 1990-09-26 | 1992-05-27 | 李连博 | Skin cutter for medical use |
| CN2125374U (en) * | 1992-06-12 | 1992-12-23 | 王诚 | Negative pressure type skin auto-grafting apparatus |
| CN1078879A (en) * | 1993-02-23 | 1993-12-01 | 王诚 | Negative pressure automatic cutisector |
| CN2212969Y (en) * | 1994-09-07 | 1995-11-22 | 邱晓东 | Negative pressure type special skin grafting apparatus |
| WO2003049783A2 (en) * | 2001-11-05 | 2003-06-19 | Medgenics, Inc. | Device and methods for harvesting tissue samples of known geometry |
| CN2596950Y (en) * | 2003-02-24 | 2004-01-07 | 孙文红 | Epiderm extraction apparatus |
| CN2815284Y (en) * | 2005-07-06 | 2006-09-13 | 赵成跃 | Skin-cutting and grafting machine |
| CN200998287Y (en) * | 2007-03-28 | 2008-01-02 | 管路 | Rechargeable velocity modulating type electric skin fetching knife |
| CN202409060U (en) * | 2012-01-20 | 2012-09-05 | 中国人民解放军第三军医大学第一附属医院 | Drum type skin taking machine |
| CN203001071U (en) * | 2012-10-26 | 2013-06-19 | 元文勇 | Adjustable miniature dermatome |
-
2012
- 2012-10-26 CN CN201210413060.7A patent/CN102871708B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2105256U (en) * | 1990-09-26 | 1992-05-27 | 李连博 | Skin cutter for medical use |
| CN2079028U (en) * | 1990-10-31 | 1991-06-19 | 泰山医学院附属医院 | Skin taking knife for automatic skin graft |
| CN2125374U (en) * | 1992-06-12 | 1992-12-23 | 王诚 | Negative pressure type skin auto-grafting apparatus |
| CN1078879A (en) * | 1993-02-23 | 1993-12-01 | 王诚 | Negative pressure automatic cutisector |
| CN2212969Y (en) * | 1994-09-07 | 1995-11-22 | 邱晓东 | Negative pressure type special skin grafting apparatus |
| WO2003049783A2 (en) * | 2001-11-05 | 2003-06-19 | Medgenics, Inc. | Device and methods for harvesting tissue samples of known geometry |
| CN2596950Y (en) * | 2003-02-24 | 2004-01-07 | 孙文红 | Epiderm extraction apparatus |
| CN2815284Y (en) * | 2005-07-06 | 2006-09-13 | 赵成跃 | Skin-cutting and grafting machine |
| CN200998287Y (en) * | 2007-03-28 | 2008-01-02 | 管路 | Rechargeable velocity modulating type electric skin fetching knife |
| CN202409060U (en) * | 2012-01-20 | 2012-09-05 | 中国人民解放军第三军医大学第一附属医院 | Drum type skin taking machine |
| CN203001071U (en) * | 2012-10-26 | 2013-06-19 | 元文勇 | Adjustable miniature dermatome |
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| Publication number | Publication date |
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| CN102871708A (en) | 2013-01-16 |
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