CN103431893B - Disposable multifunction medical scissors - Google Patents
Disposable multifunction medical scissors Download PDFInfo
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- CN103431893B CN103431893B CN201310425196.4A CN201310425196A CN103431893B CN 103431893 B CN103431893 B CN 103431893B CN 201310425196 A CN201310425196 A CN 201310425196A CN 103431893 B CN103431893 B CN 103431893B
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- tooth substrate
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Abstract
The invention provides a kind of disposable multifunction medical scissors, it is characterized in that, comprising: the first shears portion and the second shears portion, connecting axle, straight knife sheet, cuts tooth substrate along first and extends, be provided with pointed stretched head in the side away from connecting axle, and round-bladed knife sheet, cut tooth substrate along second to extend, circular stretched head is provided with in the side away from connecting axle, wherein, first cuts tooth substrate, second two inwalls cutting on tooth substrate laminating are mutually respectively equipped with for chimeric straight knife sheet, first of round-bladed knife sheet installs groove, second installs groove, the width of the first installation groove, the width that second width installing groove is all less than blade stretches out installation groove completely to make side tool sword, connecting axle comprises first bolt be screwed and first nut, first cuts tooth substrate, straight knife sheet, second cuts tooth substrate and round-bladed knife sheet is respectively equipped with the through hole run through for screw rod.
Description
Technical field
The invention belongs to medical instruments field, particularly a kind of asymmetrically not only have shears function but also can by disassembling the disposable multifunction medical scissors with two kinds of dissimilar scalpel functions.
Background technology
For a long time, under ward, emergency room, debridement room, stitching room and field environment, medical personnel can only register the metal shears applying repeated disinfection loaded down with trivial detailsly.Due to metal shears use at every turn after all must carry out cleaning and sterilizing, not only add the workload of medical equipment management, also because sterilization thoroughly or after sterilization is not polluted again, patient may be caused to infect, even can cause the cross infection between patient.In addition, because the mobility of people in these places is large, instrumentation frequency is high, the manufacturing cost of this metal medical scissors is high, comparatively valuable in addition, and thus management difficulty is large, often occurs to lose phenomenon.
Therefore, design a kind of with low cost, being convenient to sterilization, without the need to reusing, and the disposable multifunction medical scissors of cross infection can not being caused, will larger clinical value be had.
In addition, when the process of various operation and wound, operations such as shearing, take out stitches is carried out except medical scissors will be used, need to use scalpel to carry out operations such as cutting, cut toward contact, this just needs to be equipped with disposable medical scissors and scalpel simultaneously, both added the cost of disposable operation instrument, and be also not easy to carry.
Summary of the invention
The object of the present invention is to provide and a kind ofly not only there is shears function but also can by disassembling the asymmetrical disposable multifunction medical scissors with straight knife function and round-bladed knife function.
A kind of disposable multifunction medical scissors provided by the invention, has such feature: comprise the first shears portion and the second shears portion, is respectively equipped with first and cuts tooth substrate and second and cut tooth substrate, connecting axle, for connecting relatively turnable first shears portion and the second shears portion, straight knife sheet, extends along the first the first length direction cutting tooth substrate, is provided with cuts than first the pointed stretched head that tooth substrate stretches out in the side away from connecting axle on the first length direction, and round-bladed knife sheet, extend along the second the second length direction cutting tooth substrate, be provided with in the side away from connecting axle and cut than second the circular stretched head that tooth substrate stretches out on the second length direction, wherein, first cuts tooth substrate, second two inwalls cutting on tooth substrate laminating are mutually respectively equipped with for chimeric straight knife sheet, first of round-bladed knife sheet installs groove, second installs groove, the width that first width installing groove is less than straight knife sheet stretches out the first installation groove completely to make the side tool sword of straight knife sheet, the width that second width installing groove is less than round-bladed knife sheet stretches out the second installation groove completely to make the side tool sword of round-bladed knife sheet, connecting axle comprises the first nut that first bolt with the first spiral shell head and the first screw rod and have the first screw, first screw and the first screw rod are screwed, first cuts tooth substrate, straight knife sheet, second cuts tooth substrate and round-bladed knife sheet is respectively equipped with the through hole run through for the first screw rod.
In addition, present invention also offers a kind of disposable multifunction medical scissors, there is such feature: comprise, the first shears portion and the second shears portion, being respectively equipped with first and cutting tooth substrate and second and cut tooth substrate, connecting axle, for connecting relatively turnable first shears portion and the second shears portion, straight knife sheet, extends along the first the first length direction cutting tooth substrate, is provided with cuts than first the pointed stretched head that tooth substrate stretches out in the side away from connecting axle on the first length direction, and round-bladed knife sheet, extend along the second the second length direction cutting tooth substrate, be provided with in the side away from connecting axle and cut than second the circular stretched head that tooth substrate stretches out on the second length direction, wherein, first cuts tooth substrate, second two inwalls cutting on tooth substrate laminating are mutually respectively equipped with for chimeric straight knife sheet, first of round-bladed knife sheet installs groove, second installs groove, the width that first width installing groove is less than straight knife sheet stretches out the first installation groove completely to make the side tool sword of straight knife sheet, the width that second width installing groove is less than round-bladed knife sheet stretches out the second installation groove completely to make the side tool sword of round-bladed knife sheet, straight knife sheet and first cuts tooth substrate, round-bladed knife sheet and second is cut between any a group in tooth substrate fixing by gluing together, when straight knife sheet and first cut between tooth substrate by glue together fix, connecting axle is one to be run through being connected to of round-bladed knife sheet and second cuts rod member on tooth substrate and a non-circular scotch expanded than rod member, and, straight knife sheet is provided with the through hole run through for non-circular scotch, first cuts tooth substrate is provided with the countersunk matched with non-circular scotch, when round-bladed knife sheet and second cut between tooth substrate by glue together fix when, connecting axle is one to be run through being connected to of straight knife sheet and first cuts rod member on tooth substrate and a non-circular scotch expanded than rod member, and, round-bladed knife sheet is provided with the through hole run through for non-circular scotch, second cuts tooth substrate is provided with the countersunk matched with non-circular scotch, countersunk has the retainer matched with the outer edge surface of non-circular scotch.
In the disposable multifunction medical scissors of above-mentioned two kinds provided by the invention, such feature can also be had: wherein, straight knife sheet and round-bladed knife sheet are respectively equipped with the engaging head that the direction to connecting axle is protruded in the side near connecting axle, the through hole of straight knife sheet by being run through by the first screw rod, and the engaging head be embedded in the first installation groove, match and be arranged on first and cut on tooth substrate, the through hole of round-bladed knife sheet by being run through by the first screw rod, and the engaging head be embedded in the second installation groove, matching is arranged on second and cuts on tooth substrate.
In the disposable multifunction medical scissors of above-mentioned two kinds provided by the invention, such feature can also be had: wherein, engaging head have form protrude to the direction of connecting axle the first oblique shoulder and the second oblique shoulder, the length of the first oblique shoulder is equal with the length of the second oblique shoulder, and the vertical dimension between through hole and the first oblique shoulder, the second oblique shoulder is equal.
In the disposable multifunction medical scissors of above-mentioned two kinds provided by the invention, can also have such feature: wherein, the first shears portion and the second shears portion are made into integration by plastics, and straight knife sheet and round-bladed knife sheet are made into integration by rustless steel.
In the first disposable multifunction medical scissors above-mentioned provided by the invention, such feature can also be had: also comprise bolt and nut group, comprise the second nut that second bolt with the second spiral shell head and the second screw rod and have the second screw, second screw and the second screw rod are screwed, wherein, first shears portion and the second shears portion are also provided with the first connection handle and the second connection handle respectively, and any one in the first connection handle and the second connection handle is provided with the receiving hole for placing bolt and nut group run through for the second screw rod.
In the first disposable multifunction medical scissors above-mentioned provided by the invention, can also have such feature: wherein, straight knife sheet and first is cut and is glued together fixing between tooth substrate, and round-bladed knife sheet and second is cut glue together between tooth substrate and fixed.
In the disposable multifunction medical scissors of above-mentioned the second provided by the invention, can also have such feature: wherein, rod member, non-circular scotch and first are cut tooth substrate or second and are cut that tooth substrate is formed as one.
The effect of invention:
According to disposable multifunction medical scissors involved in the present invention, because the first shears portion and the second shears portion can be relatively rotated by connecting axle, so, the side tool sword of the side tool sword of straight knife sheet and round-bladed knife sheet can be driven can disposablely to carry out growing distance shear action, and, be entrenched in the pointed stretched head that first cuts the straight knife sheet on tooth substrate, and be entrenched in the circular stretched head that second cuts the round-bladed knife sheet on tooth substrate, relatively can close or open, short distance shear action can be carried out stretching in little space, again because, connecting axle have employed the bolt nut structure be screwed, screwed out by the screw-in of bolt and nut, make to be fitted together to straight knife sheet to be respectively separated with the second shears portion is disassembled with the first shears portion of round-bladed knife sheet, separately as medical straight knife and medical round-bladed knife, so, medical straight knife meets the requirement of loci degree of accuracy, medical round-bladed knife meets the requirement to penetraction depth.So not only the present invention can provide a kind of and have shears function but also can by disassembling the asymmetrical disposable multifunction medical scissors with straight knife function and round-bladed knife function.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of disposable multifunction medical scissors in the embodiment of the present invention one;
Fig. 2 is the part-structure schematic diagram of the straight knife sheet side of disposable multifunction medical scissors in the embodiment of the present invention one;
Fig. 3 is the part-structure schematic diagram of the round-bladed knife sheet side of disposable multifunction medical scissors in the embodiment of the present invention one;
Fig. 4 is the decomposition texture schematic diagram of disposable multifunction medical scissors in the embodiment of the present invention one;
Fig. 5 is the decomposition texture schematic diagram of disposable multifunction medical scissors in the embodiment of the present invention two; And Fig. 6 is the decomposition texture schematic diagram of disposable multifunction medical scissors in the embodiment of the present invention three.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
< embodiment one >
Fig. 1 is the overall structure schematic diagram of disposable multifunction medical scissors in the embodiment of the present invention one.
As shown in Figure 1, in embodiment one, disposable multifunction medical scissors 100 comprises: the first shears portion 102 of shears portion 101, second, connecting axle 103, straight knife sheet 104, round-bladed knife sheet 105 and bolt and nut group 106 for subsequent use.
First shears portion 101 and the second shears portion 102 are all provided with for the hand-held first hand-held circle 1011 and the second hand-held circle 1021, first connection handle 1012 and the second connection handle 1022 respectively and shear first of side along being positioned at of extending of the first connection handle 1012 and the second connection handle 1022 and cut tooth substrate 1013 and second and cut tooth substrate 1023.First shears portion 101 and the second shears portion 102 are made into integration by plastics, straight knife sheet 104, round-bladed knife sheet 105 are made into integration by rustless steel, only straight knife sheet 104, round-bladed knife sheet 105 adopt more valuable stainless steel material, except other parts of the disposable multifunction medical scissors 100 of straight knife sheet 104, round-bladed knife sheet 105 also can be made up cheap and firm material of other.Connecting axle 103 is for connecting relatively turnable first shears portion 101 and the second shears portion 102.
Straight knife sheet 104 has narrower, the more sharp-pointed triangle of width, the side tool sword of this straight knife sheet 104 is linear type, extend along the first the first length direction cutting tooth substrate 1013, be provided with in the side away from connecting axle 103 and cut than first the pointed stretched head 104a that tooth substrate 1013 stretches out on the first length direction, this pointed stretched head 104a accurately can locate when carrying out otch, cuts tooth substrate 1013 extension elongation be about 1cm to 2cm than first.
Round-bladed knife sheet 105 has the camber side tool sword of wider width, extend along the second the second length direction cutting tooth substrate 1023, be provided with in the side away from connecting axle 103 and cut than second the circular stretched head 105a that tooth substrate 1023 stretches out on the second length direction, this circular stretched head 105a can when carrying out otch accurate assurance penetraction depth, cut tooth substrate 1023 extension elongation than second and be about 1cm to 2cm.
In the present embodiment one, in order to not deposit separately and manage bolt and nut group 106 for subsequent use, bolt and nut group 106 has been arranged on the first connection handle 1012, and in the present invention, bolt and nut group 106 can be arranged in any one in the first connection handle 1012 and the second connection handle 1022.
Fig. 2 is the part-structure schematic diagram of the straight knife sheet side of disposable multifunction medical scissors in the embodiment of the present invention one.
As shown in Figure 2, Fig. 2 display is the part being positioned at the first shears portion 101 of straight knife sheet 104 side, connecting axle 103, straight knife sheet 104 and bolt and nut group 106 for subsequent use.
As depicted in figs. 1 and 2, first cuts tooth substrate 1013 is cutting inwall that tooth substrate 1023 fits mutually is provided with and is installing groove 107 with second for first of chimeric straight knife sheet 104, first width installing groove 107 is less than the width of straight knife sheet 104, like this, the side tool sword of straight knife sheet 104 can be made can to stretch out the first installation groove 107 completely, and the side tool sword of whole straight knife sheet 104 can expose.
Fig. 3 is the part-structure schematic diagram of the round-bladed knife sheet side of disposable multifunction medical scissors in the embodiment of the present invention one.
As shown in Figure 3, Fig. 3 display is the part being positioned at the second shears portion 102 of round-bladed knife sheet 105 side, connecting axle 103, round-bladed knife sheet 105.
As shown in figures 1 and 3, second cuts tooth substrate 1023 is cutting inwall that tooth substrate 1013 fits mutually is respectively equipped with and is installing groove 108 with first for second of chimeric round-bladed knife sheet 105, second width installing groove 108 is less than the width of round-bladed knife sheet 105, make the side tool sword of round-bladed knife sheet 105 can stretch out the second installation groove 108 completely, the side tool sword of whole round-bladed knife sheet 105 can expose.
Fig. 4 is the decomposition texture schematic diagram of disposable multifunction medical scissors in the embodiment of the present invention one.
As shown in Figure 4, the disposable multifunction medical scissors 100 of embodiment one, connecting axle 103 comprises the first bolt 1031 and the first nut 1032.First bolt 1031 has the first spiral shell head 1031a and the first screw rod 1031b, and the first nut 1032 has the first screw 1032a.
First screw 1032a and the first screw rod 1031b is screwed, screwed in mutually by the first bolt 1031 and the first nut 1032, the first shears portion 101 that is clamped is with the second shears portion 102 and the first shears portion 101 can be rotated relatively with the second shears portion 102, screw in back-out mutually by the first bolt 1031 and the first nut 1032, the first shears portion 101 of having unclamped with the second shears portion 102 thus the first shears portion 101 can disassemble with the second shears portion 102 and be separated.
First cuts tooth substrate 1013, straight knife sheet 104, second cuts tooth substrate 1023 and round-bladed knife sheet 105 is respectively equipped with the through hole 109 run through for the first screw rod 1031b.In order to tackle flexibly thinner independent medical knife function and thicker be combined to form hospital scissors function, the length for the first screw rod 1031b has just had certain requirement, and the length of the first screw rod 1031b should be greater than the thickness that all through holes 109 are added up.
As shown in Figures 2 to 4, straight knife sheet 104 and round-bladed knife sheet 105 be respectively equipped with in the side near connecting axle 103 protrudes in engaging head 104b from the direction to connecting axle 103, engage head 105b.The through hole 109 of straight knife sheet 104 by being run through by the first screw rod 1031b, and be embedded in the engaging head 104b in the first installation groove 107, matching is arranged on first and cuts on tooth substrate 1013.The through hole 109 of round-bladed knife sheet 105 by being run through by the first screw rod 1031b, and be embedded in the engaging head 105b in the second installation groove 108, matching is arranged on second and cuts on tooth substrate 1023.Engaging head 104b, engaging head 105b be all have that the direction that forms to connecting axle 103 protrudes the first oblique shoulder 10 and the second oblique shoulder 20, the length of the first oblique shoulder 10 is equal with the length of the second oblique shoulder 20, and the vertical dimension between through hole 109 and the oblique shoulder 20 of the first oblique shoulder 10, second is equal.This through hole 109, define " 3 one sides " between the three of the oblique shoulder 20 of the first oblique shoulder 10, second of engaging head, firmly firm further straight knife sheet 104 and first is cut tooth substrate 1013 and round-bladed knife sheet 105 and second and is cut connection between tooth substrate 1023.
In addition, if the disposable multifunction medical scissors 100 of embodiment one does not comprise bolt and nut group 106, but be only provided with the connecting axle 103 comprising the first bolt 1031 and the first nut 1032, the disposable multifunction medical scissors 100 formed after disassembling separation can use the wherein one of straight sword medical knife and circle sword medical knife all the time, so, as shown in Figure 4, the disposable multifunction medical scissors 100 of embodiment one is also provided with bolt and nut group 106 for subsequent use, this bolt and nut group 106 comprises the second nut 1062 that second bolt 1061 with the second spiral shell head 1061a and the second screw rod 1061b and have the second screw 1062a, second screw 1062a and the second screw rod 1061b is screwed.
In order to not deposit separately and manage bolt and nut group 106 for subsequent use, in the present embodiment one, bolt and nut group 106 has been arranged on the first connection handle 1012, first connection handle 1012 is provided with the receiving hole 1012a for placing bolt and nut group 106 run through for the second screw rod 1061b, when disposable multifunction medical scissors 100 uses as medical scissors, second bolt 1061 passes through receiving hole 1012a and the second nut 1062 screwed in place mutually, with anti-lost.When disposable multifunction medical scissors 100 uses jointly as straight sword medical knife and circle sword medical knife, second bolt 1061 and the second nut 1062 are unscrewed mutually from receiving hole 1012a, be screwed into straight knife sheet 104 and first and cut the through hole 109 that tooth substrate 1013 has, or be screwed into round-bladed knife sheet 105 and second and cut the through hole 109 that tooth substrate 1023 has, carry out the realization matched with the first nut 1032 with original first bolt 1031, the common use of straight sword medical knife and circle sword medical knife, and need not choose one of two troublesomely.
< embodiment two >
It is below the explanation to embodiment two.In embodiment two, for identical structure in embodiment one, give identical symbol, and omit identical explanation.
Fig. 5 is the decomposition texture schematic diagram of disposable multifunction medical scissors in the embodiment of the present invention two.
As shown in Figure 5, in embodiment two, disposable multifunction medical scissors 200 comprises: the first shears portion 102 of shears portion 101, second, connecting axle 103, straight knife sheet 104 and round-bladed knife sheet 105.
In order to choose one of two troublesomely when disposable multifunction medical scissors 200 uses jointly as straight sword medical knife and circle sword medical knife, be different from the disposable multifunction medical scissors 100 of embodiment one the bolt and nut group 106 for subsequent use used.In the disposable multifunction medical scissors 200 of embodiment two, straight knife sheet 104 and first to be cut between tooth substrate 1013 and is directly carried out gummed by the glue with strong bond and fix, it is also directly carry out gummed by the glue with strong bond to fix that round-bladed knife sheet 105 and second is cut between tooth substrate 1023, and not exclusively relies on the first bolt 1031 and the first nut 1032.Therefore, when disposable multifunction medical scissors 200 uses jointly as straight sword medical knife and circle sword medical knife, although the first bolt 1031 and the first nut 1032 are unscrewed mutually, but the first shears portion 102 of shears portion 101, second, straight knife sheet 104, round-bladed knife sheet 105 still do not fall apart, so, original first bolt 1031 and the first nut 1032 just can be provided in any one of straight sword medical knife and circle sword medical knife.
< embodiment three >
It is below the explanation to embodiment three.In embodiment three, for identical structure in embodiment one, give identical symbol, and omit identical explanation.
Fig. 6 is the decomposition texture schematic diagram of disposable multifunction medical scissors in the embodiment of the present invention three.
As shown in Figure 6, in embodiment three, disposable multifunction medical scissors 300 comprises: the first shears portion 102 of shears portion 101, second, connecting axle 103, straight knife sheet 104 and round-bladed knife sheet 105.Be different from the disposable multifunction medical scissors 100 of embodiment one and the disposable multifunction medical scissors 200 of embodiment two, in the disposable multifunction medical scissors 300 of embodiment three, round-bladed knife sheet 105 and second is cut between tooth substrate 1023 and is glued together fixing by the glue of strong bond, disposable multifunction medical scissors 300 of the present invention can cut tooth substrate 1013 by straight knife sheet 104 and first, round-bladed knife sheet 105 and second cut between any a group in tooth substrate 1023 by glue together fix.
As shown in Figure 6, connecting axle 103 is formed a rod member 110 and a non-circular scotch 111 expanded than rod member 110.Compared to rod member 110, the diameter that non-circular scotch 111 has is thicker.Rod member 110 has run through straight knife sheet 104 and has been connected to first to be cut on tooth substrate 1013.In the present embodiment three, first shears portion 102 of shears portion 101, second is made into integration by plastics, so, just rod member 110, non-circular scotch 111 and first are cut tooth substrate 1013 for directly to be formed by plastics are integrally manufactured, straight knife sheet 104, round-bladed knife sheet 105 are made into integration by rustless steel.
Round-bladed knife sheet 105 is provided with and can coincide the through hole 112 run through for non-circular scotch 111, second cuts tooth substrate 1023 is provided with the countersunk 113 matched with non-circular scotch 111, and countersunk 113 has the retainer 113a matched with the outer edge surface of non-circular scotch 111.
Below to rod member 110, non-circular scotch 111 in embodiment three, the reverse action of disassembling chimeric with the rotation between countersunk 113 is described.
As shown in Figure 6, the Elliptic Cylinder that non-circular scotch 111 is placed for being in horizontal direction, but, through hole 112, the angle setting that the circular scotch 111 of the corresponding elliptical shape right and wrong formed of retainer 113a in countersunk 113 is perpendicular, so, in order to make straight sword medical knife, circle sword medical knife can screw in mutually, should be rotated with the angle vertical with circle sword medical knife by straight sword medical knife in advance snaps in countersunk 113, after reversed turning, due to countersunk 113 retainer 113a to blocking, non-circular scotch 111 is prevented to get loose from countersunk 113, just define the disposable disposable multifunction medical scissors 300 that can not get loose being in closure state.In the present invention, also can be set to obtuse angle by snapping in the angle rotated in advance in countersunk 113, thus the angle of reversed turning is also this obtuse angle, therefore, disposable multifunction medical scissors 300 can be made can to open larger angle, the distance that disposable shearing is large as far as possible.
The effect of embodiment and effect
Disposable multifunction medical scissors involved by the present embodiment, because the first shears portion and the second shears portion can be relatively rotated by connecting axle, so, the side tool sword of the side tool sword of straight knife sheet and round-bladed knife sheet can be driven can disposablely to carry out growing distance shear action, and, be entrenched in the pointed stretched head that first cuts the straight knife sheet on tooth substrate, and be entrenched in the circular stretched head that second cuts the round-bladed knife sheet on tooth substrate, relatively can close or open, short distance shear action can be carried out stretching in little space, again because, connecting axle have employed the bolt nut structure be screwed, screwed out by the screw-in of bolt and nut, make to be fitted together to straight knife sheet to be respectively separated with the second shears portion is disassembled with the first shears portion of round-bladed knife sheet, separately as medical straight knife and medical round-bladed knife, so, medical straight knife meets the requirement of loci degree of accuracy, medical round-bladed knife meets the requirement to penetraction depth.So not only the present embodiment can provide a kind of and have shears function but also can by disassembling the asymmetrical disposable multifunction medical scissors with straight knife function and round-bladed knife function.
In addition, disposable multifunction medical scissors in embodiment, because the engaging head on straight knife sheet and round-bladed knife sheet and through hole is common supporting chimeric, that location on tooth substrate arranges is very firmly firm cutting of making of plastics to make stainless straight knife sheet and round-bladed knife sheet, and, " three the one-tenth face " of the first oblique shoulder, second tiltedly between shoulder and fixed via of engaging head, so, firmly firm further blade and the connection of cutting between tooth substrate.
In addition, disposable multifunction medical scissors in embodiment, because bolt and nut group is when disposable multifunction medical scissors uses as medical scissors, can be put in temporarily in receiving hole with anti-lost, when disposable multifunction medical scissors uses jointly as straight sword medical knife and circle sword medical knife, can unscrew from receiving hole and be used, achieve the common use of straight sword medical knife and circle sword medical knife.
In addition, disposable multifunction medical scissors in embodiment, because straight knife sheet and first is cut between tooth substrate, round-bladed knife sheet and second is cut and fixed direct gummed between tooth substrate, so, can unscrew connecting axle quickly and easily and jointly can use straight sword medical knife and circle sword medical knife, need not take time be screwed straight sword medical knife and circle sword medical knife again respectively.
In addition, disposable multifunction medical scissors in embodiment, because in countersunk, the direct rotation of retainer and non-circular scotch is chimeric, reversion is disassembled, dismounting conversion between medical shears and straight sword medical knife, circle sword medical knife can be made more time saving and energy saving, eliminate the trouble of stubborn bolt and nut, directly pulled out by the rotation embedding of certain angle and reversion.
Above-mentioned embodiment is preferred case of the present invention, is not used for limiting the scope of the invention.
Claims (8)
1. a disposable multifunction medical scissors, is characterized in that, comprising:
First shears portion and the second shears portion, be respectively equipped with first and cut tooth substrate and second and cut tooth substrate;
Connecting axle, for connecting relatively turnable described first shears portion and described second shears portion;
Straight knife sheet, extends along the described first the first length direction cutting tooth substrate, is provided with the pointed stretched head cut tooth substrate than described first and stretch out on described first length direction in the side away from described connecting axle; And
Round-bladed knife sheet, extends along the described second the second length direction cutting tooth substrate, is provided with the circular stretched head cut tooth substrate than described second and stretch out on described second length direction in the side away from described connecting axle,
Wherein, described first cuts and two inwalls that tooth substrate, described second to cut on tooth substrate laminating is mutually respectively equipped with for chimeric described straight knife sheet, first the installing groove, second and install groove of described round-bladed knife sheet,
The width that described first width installing groove is less than described straight knife sheet installs groove to make the side tool sword of described straight knife sheet stretch out described first completely,
The width that described second width installing groove is less than described round-bladed knife sheet installs groove to make the side tool sword of described round-bladed knife sheet stretch out described second completely,
Described connecting axle comprises the first nut that first bolt with the first spiral shell head and the first screw rod and have the first screw, and described first screw and described first screw rod are screwed,
Described first cuts tooth substrate, described straight knife sheet, described second cuts tooth substrate and described round-bladed knife sheet is respectively equipped with the through hole run through for described first screw rod.
2. a disposable multifunction medical scissors, is characterized in that, comprising:
First shears portion and the second shears portion, be respectively equipped with first and cut tooth substrate and second and cut tooth substrate;
Connecting axle, for connecting relatively turnable described first shears portion and described second shears portion;
Straight knife sheet, extends along the described first the first length direction cutting tooth substrate, is provided with the pointed stretched head cut tooth substrate than described first and stretch out on described first length direction in the side away from described connecting axle; And
Round-bladed knife sheet, extends along the described second the second length direction cutting tooth substrate, is provided with the circular stretched head cut tooth substrate than described second and stretch out on described second length direction in the side away from described connecting axle,
Wherein, described first cuts and two inwalls that tooth substrate, described second to cut on tooth substrate laminating is mutually respectively equipped with for chimeric described straight knife sheet, first the installing groove, second and install groove of described round-bladed knife sheet,
The width that described first width installing groove is less than described straight knife sheet installs groove to make the side tool sword of described straight knife sheet stretch out described first completely,
The width that described second width installing groove is less than described round-bladed knife sheet installs groove to make the side tool sword of described round-bladed knife sheet stretch out described second completely,
Described straight knife sheet and described first cuts tooth substrate, and described round-bladed knife sheet and described second is cut between any a group in tooth substrate fixing by gluing together,
When described straight knife sheet and described first cut between tooth substrate by glue together fix, described connecting axle is one to be run through being connected to of described round-bladed knife sheet and described second cuts rod member on tooth substrate and a non-circular scotch expanded than described rod member, and, described straight knife sheet is provided with the through hole run through for described non-circular scotch, described first cuts tooth substrate is provided with the countersunk matched with described non-circular scotch
When described round-bladed knife sheet and described second cut between tooth substrate by glue together fix when, described connecting axle is one to be run through being connected to of described straight knife sheet and described first cuts rod member on tooth substrate and a non-circular scotch expanded than described rod member, and, described round-bladed knife sheet is provided with the through hole run through for described non-circular scotch, described second cuts tooth substrate is provided with the countersunk matched with described non-circular scotch
Described countersunk has the retainer matched with the outer edge surface of described non-circular scotch.
3., according to claim 1 or disposable multifunction medical scissors according to claim 2, it is characterized in that:
Wherein, described straight knife sheet and described round-bladed knife sheet are respectively equipped with the engaging head that the direction to described connecting axle is protruded in the side near described connecting axle,
The described through hole of described straight knife sheet by being run through by described first screw rod, and be embedded in described first and install described engaging head in groove, matching is arranged on described first and cuts on tooth substrate,
The described through hole of described round-bladed knife sheet by being run through by described first screw rod, and be embedded in described second and install described engaging head in groove, matching is arranged on described second and cuts on tooth substrate.
4. disposable multifunction medical scissors according to claim 3, is characterized in that:
Wherein, described engaging head have form protrude to the direction of described connecting axle the first oblique shoulder and the second oblique shoulder,
The length of the described first oblique shoulder is equal with the length of the described second oblique shoulder,
Vertical dimension between described through hole and the described first oblique shoulder, the described second oblique shoulder is equal.
5., according to claim 1 or disposable multifunction medical scissors according to claim 2, it is characterized in that:
Wherein, described first shears portion and described second shears portion are made into integration by plastics, and described straight knife sheet and described round-bladed knife sheet are made into integration by rustless steel.
6. disposable multifunction medical scissors according to claim 1, is characterized in that, also comprise:
Bolt and nut group, comprise the second nut that second bolt with the second spiral shell head and the second screw rod and have the second screw, described second screw and described second screw rod are screwed,
Wherein, described first shears portion and described second shears portion are also provided with the first connection handle and the second connection handle respectively,
Any one in described first connection handle and described second connection handle is provided with the receiving hole for placing described bolt and nut group run through for described second screw rod.
7. disposable multifunction medical scissors according to claim 1, is characterized in that:
Wherein, described straight knife sheet and described first is cut and to be glued together fixing between tooth substrate, and described round-bladed knife sheet and described second is cut glue together between tooth substrate and fixed.
8. disposable multifunction medical scissors according to claim 2, is characterized in that:
Wherein, described rod member, described non-circular scotch and described first are cut tooth substrate or described second and are cut that tooth substrate is formed as one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310425196.4A CN103431893B (en) | 2013-09-17 | 2013-09-17 | Disposable multifunction medical scissors |
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| CN201310425196.4A CN103431893B (en) | 2013-09-17 | 2013-09-17 | Disposable multifunction medical scissors |
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| CN103431893A CN103431893A (en) | 2013-12-11 |
| CN103431893B true CN103431893B (en) | 2015-11-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104905849B (en) * | 2014-03-13 | 2018-05-04 | 中国人民解放军第二军医大学 | Disposable detachable medical scissors |
| CN106737888A (en) * | 2016-12-15 | 2017-05-31 | 麦敢连 | A kind of minor cut or wound scissors |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202497199U (en) * | 2011-05-05 | 2012-10-24 | 何祥波 | Split type medical scissors |
| CN203436369U (en) * | 2013-09-17 | 2014-02-19 | 中国人民解放军第二军医大学 | Disposable multifunctional medical scissors |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB9409625D0 (en) * | 1994-05-13 | 1994-07-06 | Univ London | Surgical cutting tool |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202497199U (en) * | 2011-05-05 | 2012-10-24 | 何祥波 | Split type medical scissors |
| CN203436369U (en) * | 2013-09-17 | 2014-02-19 | 中国人民解放军第二军医大学 | Disposable multifunctional medical scissors |
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| CN103431893A (en) | 2013-12-11 |
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