CN204133700U - For calculating the dressing of wound area and calculating the equipment of wound area - Google Patents
For calculating the dressing of wound area and calculating the equipment of wound area Download PDFInfo
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- CN204133700U CN204133700U CN201420601069.5U CN201420601069U CN204133700U CN 204133700 U CN204133700 U CN 204133700U CN 201420601069 U CN201420601069 U CN 201420601069U CN 204133700 U CN204133700 U CN 204133700U
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Abstract
This utility model provides a kind of dressing for calculating wound area and calculates the equipment of wound area, and wherein dressing comprises: transparent or semitransparent lid, and described top surface is provided with multiple shape fundamental region identical with size.The structure of this utility model embodiment to existing dressing improves, increase the fundamental region as areal calculation ultimate unit, after determining wound boundaries line, by identifying the fundamental region quantity being positioned at wound boundaries line, just can with very simple calculations and very little operand, calculate wound area, be easy to operation and use, and there is higher precision.
Description
Technical field
This utility model relates to field of medical device, particularly relates to a kind of dressing for calculating wound area and calculates the equipment of wound area.
Background technology
Negative pressure wound therapy NPWT(Negative Pressure Wound Therapy) be the trauma care mode of the advanced person that development in recent years is got up.The air pressure that negative pressure means reduces relative to environmental air pressure (atmospheric pressure), the especially air pressure of (dressing) in wound bandages.For close airtightly wound room, the cladding material of wound bandages (dressing), therefore must be configured to the pressure differential making it can tolerate appearance, the negative pressure thus in wound room can be applied and is maintained completely.In trauma care, negative pressure is set as the pressure differential between the air pressure that applies under ambient pressure and cladding material quantitatively.
Figure 1 shows that a kind of existing NPWT equipment, comprise Wound treatment apparatus 9 ＇ and wound external member 8 ＇.Wound external member 8 ＇ is used for wound closure 1 ＇, the Wound treatment apparatus 9 ＇ negative wound pressure space for createing.In addition, also comprise the parts such as controller 7 ＇, negative pressure pump 6 ＇, liquid-collecting bottle 5 ＇, outside trachea 4 ＇, wherein, the pressure of negative pressure pump 6 ＇ is controlled by controller 7 ＇, and outside trachea 4 ＇ be connected between negative pressure pump 6 ＇ with wound 1 ＇ is provided with liquid-collecting bottle 5 ＇.During treatment, fill wound dressing 2 ＇ at wound 1 ＇ place, outside trachea 4 ＇ is inserted in wound dressing 2 ＇, above with pad pasting 3 ＇ sealing, by applying negative pressure to wound 1 ＇, promoting the circulation of wound 1 ＇ peripheral blood, accelerating the healing of wound 1 ＇.
Wound area change is the important parameter of wound treatment protocol, but in above-mentioned NPWT equipment, wound 1 ＇ is covered by dressing 2 ＇, and wound 1 ＇ medical personnel in recovery process directly cannot learn the change of wound area, cause the inconvenience of Diagnosis and Treat.
For addressing this problem, existing technical scheme is that a transparent membrane is placed on wound area, and sketches out contour line, then the shape of wound of labelling is paved to fixing masterplate could start identify calculate.Because the wound overwhelming majority is all irregular shape, calculation of complex, needs larger operand and expensive operational software.Meanwhile, because the Distance geometry angle of camera head and masterplate may change, can increase the error of calculating, and need to take off the step such as film and pad pasting, complicated operation, inconvenience uses.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of dressing for calculating wound area and calculates the equipment of wound area, and structure is simple and be easy to operation and use.
In order to solve the problems of the technologies described above, this utility model provides a kind of dressing for calculating wound area, comprises transparent or semitransparent lid, and described top surface is provided with multiple shape fundamental region identical with size.
This utility model also provides a kind of dressing for calculating wound area, comprise: transparent or semitransparent lid, described top surface is divided into four-quadrant region by the first crossing axle and the second axle, quadrant area described in each includes multiple shape fundamental region identical with size, be provided with identification marking away from the point of intersection of described first axle and the second axle in fundamental region described in each, the area of described identification marking is equal to or slightly less than the half of fundamental region, place area.
This utility model also provides a kind of equipment calculating wound area, comprising:
Have the dressing of transparent or semitransparent lid, described top surface is provided with multiple shape fundamental region identical with size;
Computing unit, for calculating wound area according to the overlapping situation of wound boundaries line and described fundamental region.
Implement this utility model embodiment and will bring following beneficial effect: the structure of this utility model embodiment to existing dressing improves, increase the fundamental region as areal calculation ultimate unit, after determining wound boundaries line, by identifying the fundamental region quantity being positioned at wound boundaries line, just can with very simple calculations and very little operand, calculate wound area, be easy to operation and use, and there is higher precision.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is that existing NPWT equipment forms schematic diagram.
Fig. 2 is that this utility model embodiment one is for calculating the structural representation of the dressing of wound area.
Fig. 3 is that this utility model embodiment one is for calculating the second structural representation of the dressing of wound area.
Fig. 4 is that this utility model embodiment one is for calculating the 3rd structural representation of the dressing of wound area.
Fig. 5 is that this utility model embodiment one is for calculating the 4th structural representation of the dressing of wound area.
Fig. 6 be in Fig. 5 a fundamental region and on it identification marking schematic diagram is set.
Fig. 7 is the structural representation that this utility model embodiment two calculates the equipment of wound area.
Detailed description of the invention
The explanation of following embodiment is with reference to accompanying drawing, can in order to the specific embodiment implemented in order to example this utility model.The direction that this utility model is mentioned and position term, such as " on ", D score, "front", "rear", "left", "right", " interior ", " outward ", " top ", " bottom ", " side " etc., be only the direction with reference to accompanying drawing or position.Therefore, the direction of use and position term are in order to illustrate and to understand this utility model, but not the restriction to this utility model protection domain.
Please refer to shown in Fig. 2, this utility model embodiment one provides a kind of dressing for calculating wound area, comprises transparent or semitransparent lid, and top surface is provided with multiple shape fundamental region identical with size 21.
Adopt the dressing of the present embodiment, calculate being convenient to very much wound area, specifically: cover on wound by the dressing of the present embodiment, sketch out closed wound boundaries line 23, carry out wound area calculating according to wound boundaries line 23 and the overlapping situation of fundamental region 21.Such as, if fundamental region 21 is complete be positioned at wound boundaries line 23, then the area of this fundamental region 21 is using by the part as wound area, having how many fundamental regions 21 like this within boundary line 23, being included into wound area with regard to there being the area of how many fundamental regions 21.Area due to fundamental region 21 is known, and as calculating the basic square measure of wound area, calculate required element so fairly simple, amount of calculation is also little.In addition, if wound boundaries line 23 is crossing with fundamental region 21, then also using the part of the area of this fundamental region 21 as wound area, now belong to approximate calculation, fundamental region 21 can be arranged littlely improve computational accuracy in the middle of practice.
The shape of the present embodiment to fundamental region 21 does not limit, and can be square, triangle, rhombus etc., preferably square.
The overlapping situation of above-mentioned judgement wound boundaries line 23 and fundamental region 21, usually by manually completing.In order to improve the automaticity of operation, automatically can carry out identifying and judging by image recognition technology.For this reason, shown in Fig. 3, the present embodiment is all provided with an identification marking 32 in each fundamental region 31.By image recognition technology automatic decision and identification marking 32 position relationship with wound boundaries line 33, and calculate wound area with this.Such as, if identification marking 32 is complete be positioned at boundary line 33, then the area of the fundamental region 31 at its place is using by the part as wound area, having how many identification markings 32 like this within boundary line 33, being included into wound area with regard to there being the area of how many fundamental regions 31.Wherein identification marking 32 can be the mark of various easy identification, such as dot, blockage etc.Area due to fundamental region 31 is known, and as basic square measure, calculate required element so fairly simple, amount of calculation is also little.
The dressing of structure shown in Fig. 2 is particularly useful for the comparatively regular wound area of wound boundaries and calculates.As can be seen from Figure 3, compared with the wound boundaries line 23 shown in Fig. 2, the wound boundaries line 33 shown in Fig. 3 has been inwardly recessed a part at lower right corner place.The Computing Principle of structure according to Fig. 2, this fundamental region, place 310 there occurs crossing with wound boundaries line 33, the area of this fundamental region 310 should will be counted wound area, but in fact this fundamental region 310 is because being inwardly recessed, within only having a very little part to be positioned at wound boundaries line 33, as the area of this fundamental region 310 whole is counted wound area, error will be brought.And press the Computing Principle of structure shown in Fig. 3, because the identification marking 320 on fundamental region 310 is in beyond wound boundaries line 33, then the area of fundamental region 310 can not be counted wound area.Certainly in this case, within fundamental region 310 has a very little part to be positioned at wound boundaries line 33, the actual part that should belong to wound area, is excluded and still can there is error outside wound area, but little more than the area of whole fundamental region 310 is counted wound area.
For improving dressing accuracy on calculating wound area of the present embodiment further, please refer to shown in Fig. 4, the top surface of the dressing of the present embodiment is divided into four-quadrant region by the first crossing axle 1 and the second axle 2, each quadrant area comprises multiple shape fundamental region identical with size 41, in each fundamental region 41, be provided with identification marking 42 away from the point of intersection of the first axle 1 and the second axle 2, the area of identification marking 42 is equal to or slightly less than the half of fundamental region, place 41 area.
Similar to the Computing Principle of structure shown in Fig. 3, the Computing Principle of structure shown in Fig. 4 is also calculate according to the overlapping situation of wound boundaries line 43 with identification marking 42, such as, if identification marking 42 is complete be positioned at boundary line 43, then the area of the fundamental region 41 at its place is using by the part as wound area, there are how many identification markings 42 like this within boundary line 43, are included into wound area with regard to there being the area of how many fundamental regions 41.Not only the shape of the fundamental region of same quadrant is identical with size, and the shape of the fundamental region of different quadrant is also identical with size.Area due to fundamental region 41 is known, and as basic square measure, calculate required element so fairly simple, amount of calculation is also little.In addition, if boundary line 43 is crossing with identification marking 42, then also using the area of the fundamental region 41 at this identification marking 42 place as a part for wound area, now belong to approximate calculation, fundamental region 41 can be arranged littlely improve computational accuracy in the middle of practice.
For reducing error as far as possible, the identification marking 42 of the present embodiment is arranged on the place away from the intersection point (i.e. four-quadrant initial point O) of the first axle 1 and the second axle 2 in each fundamental region 41, which make no matter to be positioned at quadrant, corresponding identification marking 42 all can closer to boundary line 43, and the area of identification marking 42 is equal to or slightly less than the half of fundamental region 41 area, when there is crossing situation with identification marking 42 in boundary line 43, although now this identification marking 42 is not complete be positioned at boundary line 43 within, but the major part being enough to the fundamental region 41 showing its place has all been positioned within boundary line 43, just can be similar to and include the area of whole fundamental region 41 in wound area.
As a kind of more excellent implementation of structure shown in Fig. 4, the lid of the dressing of the present embodiment is a square, as shown in Figure 5, as the first axle 1 of transverse central axis, with the second axle 2 as vertical central axis, lid is divided into four square quadrants that size is identical, each quadrant includes the identical square fundamental region 51 of four sizes, point of intersection away from the first axle 1 and the second axle 2 in each fundamental region 51 is provided with triangle identification marking 52, and the area of identification marking 52 is equal to or slightly less than the half of fundamental region 51 area.
Under this symmetrical structure shown in Fig. 5, the setting position of triangle identification marking 52 is specifically: please simultaneously shown in composition graphs 6, to be positioned at the fundamental region 511 in first quartile (upper right side that the first axle 1 is crossing with the second axle 2), this fundamental region 511 comprises two diagonal: the first diagonal 513 and the second diagonal 514, wherein, first diagonal 513 overlaps with the angular bisector of first quartile (for this quadrant fundamental region be not positioned on angular bisector, its first diagonal is parallel with angular bisector), second diagonal 514 is vertical with the first diagonal 513, fundamental region 511 is divided into A1 and A2 two sub regions by the second diagonal 514, area is the half of fundamental region 511 area, first subregion A1 is positioned at the side of the second diagonal 514 towards first quartile angular bisector bearing of trend (angular bisector of first quartile shown in Fig. 4 bearing of trend is upper right side), second subregion A2 is then positioned at the opposite side of the second diagonal 514.Identification marking 521 is arranged on intersection point (the i.e. initial point O) place away from the first axle 1 and the second axle 2 in fundamental region 511, be exactly specifically, identification marking 521 is positioned at the first subregion A1, because first quartile angular bisector extends to upper right side from initial point O, in this direction, relative to the second subregion A2, the first subregion A1 is farther from initial point O.
The area of identification marking 521 equals the half of fundamental region 511 area, and namely identification marking 521 is exactly whole first subregion A1.The area of identification marking 521 is slightly less than the half of fundamental region 511 area, namely identification marking 521 occupies the major part of the first subregion A1, as a kind of implementation, one base a of identification marking 521 is parallel and near the second diagonal 514, b, c intersect and form the right summit d of this base a for another both sides, and this summit d is near the summit D of the right fundamental region 511 of the second diagonal 514.Identification marking 521 can be various triangle, such as isosceles triangle, right angled triangle etc.
Only be illustrated for first quartile although aforementioned, such as, but it should be understood that other three quadrants are suitable for too, the second quadrant angle bisector extends to upper left side from initial point O, identification marking is arranged on position relatively farther from initial point O on this bearing of trend, repeats no more herein.
Corresponding to the dressing shown in Fig. 2, this utility model embodiment two provides a kind of equipment calculating wound area, comprising:
Have the dressing of transparent or semitransparent lid, this top surface is provided with multiple shape fundamental region identical with size;
Computing unit, for calculating wound area according to the overlapping situation of wound boundaries line and fundamental region.
Particularly, computing unit be used for using known fundamental region area as unit are, be multiplied by and be positioned at wound boundaries line and the fundamental region total amount crossing with wound boundaries line, acquisition wound area.
Dressing structure according to Fig. 3, each fundamental region all arranges identification marking, then computing unit to be used for known fundamental region area, as unit are, being multiplied by the identification marking total amount being positioned at wound boundaries line, obtaining the area of wound.
In addition, the equipment of the calculating wound area of the present embodiment also comprises: output unit, exports for the result calculated by computing unit.
Corresponding to the dressing shown in Fig. 4-6, this utility model embodiment two provides a kind of equipment calculating wound area, as shown in Figure 7, comprising:
There is the dressing 71 of transparent or semitransparent lid, top surface is divided into four-quadrant region by the first crossing axle and the second axle, each quadrant area includes multiple shape fundamental region identical with size, in each fundamental region, be provided with identification marking away from the point of intersection of the first axle and the second axle, the area of identification marking is equal to or slightly less than the half of fundamental region, place area;
Image acquisition unit 72, for obtaining the image on dressing lid, this image comprises fundamental region on the wound boundaries line and dressing lid that sketch out and corresponding identification marking;
Image identification unit 73, for identifying the image obtained by image acquisition unit 72, identifying wound boundaries line, being positioned at wound boundaries line and the identification marking quantity overlapping with its generation;
Computing unit 74, for the recognition result according to image identification unit 73, calculates wound area.
Wherein, dressing 71 is identical with shown in Fig. 4-6, repeats no more in the present embodiment.
Wound boundaries line can use the device of special style of writing to retouch limit by the transparent or semitransparent lid of dressing 71 to wound by medical personnel and obtain.
Image acquisition unit 72 can be scanner or capture apparatus.
Image identification unit 73 identifies that wound boundaries line by identifying color, or can carry out screening identification etc. to threshold value.Such as, adopt the style of writing device of certain color to retouch limit to wound boundaries, then image identification unit 73 can identify wound boundaries line by the identification to this color; In addition, when dressing lid arranges fundamental region and identification marking, the color different from delineating wound boundaries line can being adopted, passing through color distortion, wound boundaries line can not only be identified, also can identify further and be positioned at wound boundaries line and the identification marking overlapping with its generation.In order to improve identification accuracy, before identification, pretreatment can be carried out to the image obtained, such as, removing noise, increasing contrast etc.
The result that image identification unit 73 identifies comprises the identification marking quantity being positioned at wound boundaries line, and with wound boundaries line, overlapping identification marking quantity occurs.According to the description of this utility model embodiment one, there are how many identification markings being positioned at wound boundaries line, then how many corresponding fundamental regions can be included in the calculating of wound area; There are how many with wound boundaries line, overlapping identification marking to occur, then also how many corresponding fundamental regions can be included in the calculating of wound area.But in particular cases also need otherwise processed at some, such as be positioned at fundamental region 512 and the identification marking 522 thereof of fourth quadrant shown in Fig. 5, wound boundaries line 53 has just streaked it little by little, by aforesaid standards, this belongs to identification marking and overlapping situation occurs wound boundaries line, the area of this fundamental region 512 should be counted wound area.But within this situation often means that this fundamental region only has fraction to be positioned at wound boundaries line, including whole fundamental region area in wound area will increase error.Therefore, image identification unit 73 also judges, with wound boundaries line, overlapping identification marking occurs by being used for, if it is positioned at part within wound boundaries line much smaller than the part be positioned at beyond wound boundaries line, then this identification marking is got rid of outside recognition result, do not send to computing unit 74.
According to the recognition result of image identification unit 73, computing unit 74 directly using known fundamental region area as unit are, be multiplied by identify be positioned at wound boundaries line and the identification marking total amount overlapping with its generation, can calculate the approximate area of wound, computing is very simple and operand is very little.The area of fundamental region arranges less, and the precision of calculating is higher.
In addition, the equipment of the calculating wound area of the present embodiment also comprises: output unit 75, exports for the result calculated by computing unit 74.
Above-mentionedly can be arranged on NPWT equipment for the unit identified and calculate wound area, also can be used alone, or be individual mobile terminal, terminal etc.For individual mobile terminal, after the image of the photographic head of mobile terminal shooting dressing surface with wound boundaries line, carry out identifying and calculating, store or be sent to apparatus body after obtaining the area of wound and store, or be sent to special database purchase.
In sum, the structure of this utility model embodiment to existing dressing improves, increase the fundamental region as areal calculation ultimate unit, after determining wound boundaries line, by identifying the fundamental region quantity being positioned at wound boundaries line, just with very simple calculations and very little operand, wound area can be calculated, be easy to operation use, and there is higher precision.
Above disclosedly be only this utility model preferred embodiment, certainly can not limit the interest field of this utility model with this, therefore according to the equivalent variations that this utility model claim is done, still belong to the scope that this utility model is contained.
Claims (10)
1. for calculating a dressing for wound area, it is characterized in that, comprising transparent or semitransparent lid, described top surface is provided with multiple shape fundamental region identical with size.
2. dressing according to claim 1, is characterized in that, is provided with identification marking in each fundamental region described.
3. one kind for calculating the dressing of wound area, it is characterized in that, comprise: transparent or semitransparent lid, described top surface is divided into four-quadrant region by the first crossing axle and the second axle, quadrant area described in each includes multiple shape fundamental region identical with size, be provided with identification marking away from the point of intersection of described first axle and the second axle in fundamental region described in each, the area of described identification marking is equal to or slightly less than the half of fundamental region, place area.
4. dressing according to claim 3, it is characterized in that, described lid is square, as described first axle of transverse central axis, with described second axle as vertical central axis, described square lid is divided into four square quadrants that size is identical, each quadrant includes the identical square fundamental region of four sizes, is provided with triangle identification marking in each square fundamental region away from the point of intersection of described first axle and the second axle.
5. dressing according to claim 4, it is characterized in that, described square fundamental region comprises the first diagonal and the second diagonal, and described first diagonal overlaps with the angular bisector of place quadrant or parallel, and described second diagonal is vertical with described first diagonal.
6. dressing according to claim 5, it is characterized in that, described square fundamental region is the first subregion and the second subregion by described second diagonal division, area is the half of described square fundamental region area, described first subregion is positioned at the side of described second diagonal towards place quadrant angle bisector bearing of trend, and described second subregion is positioned at described second cornerwise opposite side.
7. dressing according to claim 6, is characterized in that, described triangle identification marking is described first subregion.
8. dressing according to claim 6, is characterized in that, described triangle identification marking is positioned at described first subregion.
9. dressing according to claim 8, is characterized in that, the base of described triangle identification marking is parallel and near described second diagonal, and right summit, described base is near the summit of the right fundamental region of described second diagonal.
10. calculate an equipment for wound area, it is characterized in that, comprising:
Have the dressing of transparent or semitransparent lid, described top surface is provided with multiple shape fundamental region identical with size;
Computing unit, for calculating wound area according to the overlapping situation of wound boundaries line and described fundamental region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420601069.5U CN204133700U (en) | 2014-10-17 | 2014-10-17 | For calculating the dressing of wound area and calculating the equipment of wound area |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420601069.5U CN204133700U (en) | 2014-10-17 | 2014-10-17 | For calculating the dressing of wound area and calculating the equipment of wound area |
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| CN204133700U true CN204133700U (en) | 2015-02-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104873199A (en) * | 2015-05-26 | 2015-09-02 | 云南大学 | Clinical measurement method for skull defect area scalp superficial area |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104873199A (en) * | 2015-05-26 | 2015-09-02 | 云南大学 | Clinical measurement method for skull defect area scalp superficial area |
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