CN207679782U

CN207679782U - For the fixed device with a tight waist of PD outer tube

Info

Publication number: CN207679782U
Application number: CN201720686411.XU
Authority: CN
Inventors: 何艳
Original assignee: Peking University Shenzhen Hospital
Current assignee: Peking University Shenzhen Hospital
Priority date: 2017-06-13
Filing date: 2017-06-13
Publication date: 2018-08-03
Anticipated expiration: 2027-06-13

Abstract

The utility model discloses a kind of for the fixed device with a tight waist of PD outer tube；Including underpants, elastic waistband and protective bag；Elastic waistband lower edge and the upper edge of underpants connect；Symmetrically it was provided with mouth on the right side of elastic waistband front end face and on the left of front end face；Protective bag is in long tubular structure, and is laterally set in the middle part of elastic waistband front end face, and protective bag both ends correspond to the sack for having and crossing mouth towards two；Effect：Patient puts on underpants; and when fixing PD outer tube by elastic waistband; underpants can restrain elastic waistband well; so that elastic waistband is not easy to move along patient body; even if patient walks about or turns on one's sick bed; it is not easy to pull PD outer tube; so that being not easy to pull the outlet of patient's skin surface peritoneal dialysis catheters; then it is not easy to cause bleeding or infection; when not in use, the end of PD outer tube is contained in protective bag so that avoids by pollutions such as foreign objects; in turn, the utility model using effect is good.

Description

For the fixed device with a tight waist of PD outer tube

Technical field

The utility model is related to medical devices equipment technical fields, in particular, being related to a kind of for PD outer tube Fixed device with a tight waist.

Background technology

It in the prior art,, generally directly will be from patient's abdomen using waistband when doing peritoneal dialysis to patient in various big hospital The PD outer tube picked out in membrane cavity is fixed, although such fixed form is using extensively, it still has certain Defect and deficiency.

Specifically, on the one hand, when patient turns in walk process or on one's sick bed, with tie up the waistband that sets because The fixing piece not assisted is fixed so that is easy to move along patient body or move around patient body up and down, in this way, i.e. So that PD outer tube can be pullled so that the outlet of patient's skin surface peritoneal dialysis catheters can be pulled, then cause bleeding Or infection so that increase patient's pain, on the other hand, and when not in use, the end of the corresponding PD outer tube on patient body Head is then directly arranged between respective waist straps inner wall and patient skin, but also the pollutions such as easy sweat stain by patient body, At the same time, no matter using whether, the PD outer tube picked out out of patient cavum peritoneale when picking out, almost with patient skin Surface peritoneal dialysis catheters exit is perpendicular, when fixing PD outer tube by respective waist straps, is located at patient skin table Pipeline bending deformation easy to break outside the peritoneal dialysis catheters exit of face is then damaged and reduces the service life.

Thereby, the prior art has much room for improvement.

Utility model content

The one kind provided the purpose of the utility model is to overcome the deficiency of the above-mentioned prior art is for outside peritoneal dialysis Manage fixed device with a tight waist.

Technical solution is used by the utility model solves prior art problem：One kind is fixed for PD outer tube Device with a tight waist, including underpants, elastic waistband and to house the protective bag of PD outer tube；

Wherein, the lower edge of the elastic waistband is connected to form one with the upper edge of the underpants；The elasticity The right side of the front end face of waistband and the left side of front end face symmetrically offer so that PD outer tube was stretched out from patient's body Cross mouth；

The protective bag is in long tubular structure, and is laterally fixedly arranged on the middle part of the front end face of the elastic waistband, and institute The both ends correspondence for stating protective bag is provided with towards two sacks for crossing mouth.

Above technical scheme is further elaborated below：

Preferably, further include two to fixed PD outer tube anti-folding guider；

Wherein, the two anti-folding guiders correspond to right side and the front end face for the front end face for being fixedly arranged on the elastic waistband Left side, and corresponding be located at two surfaces for crossing mouths；The height of the height of the protective bag and the two anti-folding guiders Degree is flush, and two sacks of the protective bag correspond to anti-folding guider described in face two.

Preferably, the anti-folding guider includes the soft plastic material for the front end face for being fixedly arranged on the elastic waistband The guide holder of making and be set to the guide holder outer end face so that the arc guide groove A that PD outer tube passes through；

Wherein, the first open end of the arc guide groove A is located at the lower end of the guide holder, and face corresponding position It is described to cross mouth；The second open end of the arc guide groove A is located at the side of the guide holder, and face corresponding position is described Protective bag.

Preferably, it is described it is anti-folding guider further include be set to the guide holder outer end face so that PD outer tube The arc guide groove B passed through；

Wherein, it is connected in the middle part of the first open end of the arc guide groove B and the arc guide groove A；The arc The second open end of shape guide groove B is located at the side of the guide holder, and back to the protective bag of corresponding position.

Preferably, the anti-folding guider further include be set on the guide holder fastening across the arc The fixing piece of guide groove A or PD outer tube across the arc guide groove B.

Preferably, there are three the fixing piece is set, three fixing pieces correspond to first positioned at the arc guide groove A Outside open end, outside the second open end of the arc guide groove A and outside the second open end of the arc guide groove B.

Preferably, three fixing pieces are including velcro adhesive tape and to bond the magic of the velcro adhesive tape Patch；

The connecting pin of the wherein two velcro adhesive tapes corresponds to the first open end side for being fixedly arranged on the arc guide groove A And the second open end side of the arc guide groove A, the connecting pin of another velcro adhesive tape are fixedly arranged on the arc and lead To the second open end side of slot B；

The wherein two velcro correspondences are fixedly arranged on the first open end other side of the arc guide groove A and the arc The second open end other side of guide groove A, the second open end that another velcro is fixedly arranged on the arc guide groove B are another Side；

When bonding the end of the velcro adhesive tape of corresponding position by the velcro, the arcuate guide is passed through The PD outer tube of slot A or described arc guide grooves B is bound fixation.

Preferably, the front end face of the elastic waistband is laterally installed with multiple so that outside peritoneal dialysis along its length Pipe across annulus, height where multiple annulus with height where the protective bag and the anti-folding guider place Height is flush；

Between the protective bag and the anti-folding guider and the anti-folding guider back to the protective bag Side is at least provided with an annulus.

Preferably, further include the shoulder strap of two elastic materials making；

Wherein, the preceding lower end of two shoulder straps, which is corresponded to, is connected to be formed with the both sides of the preceding upper edge of the elastic waistband One；The posterior end of two shoulder straps is corresponded to be connected to form one with the both sides of the rear upper edge of the elastic waistband.

Preferably, the underpants include being connected to form integrated preceding crotch panel and rear crotch panel；

Wherein, crotch mouth before the middle and upper part of the preceding crotch panel to its bottom offers, it is described after crotch panel bottom on wherein Portion offers the rear shelves mouth being connected with the preceding crotch mouth, and the preceding crotch mouth and the rear shelves mouth are equipped with velcro band, and institute The homonymy of the inner wall of the inner wall of crotch mouth and the rear shelves mouth is equipped with so that gear sets the shield of the cotton material of the velcro band before stating Crotch panel.

The utility model has the beneficial effects that：

One, one kind provided by the utility model are used for the fixed device with a tight waist of PD outer tube, are being embodied When, including underpants, elastic waistband and the protective bag to accommodating PD outer tube；On the one hand, the elastic waistband with The underpants are connected to form one, and patient is putting on the underpants, and is fixed outside peritoneal dialysis by the elastic waistband Guan Shi, the underpants make it possible to restrain the elastic waistband well, so that the elasticity waistband is not easy along patient's body Body is moved and is moved around patient body up and down, even if in this way, when patient walks about or turns on one's sick bed, is not easy to pull abdomen Film dialysis outer pipe so that it is not easy to pull the outlet of patient's skin surface peritoneal dialysis catheters, is then not easy to cause bleeding or infection, with Patient's pain is reduced, on the other hand, when not in use, the end of the corresponding PD outer tube on patient body is then contained in institute State in protective bag and housed so that avoid by patient body sweat stain or the pollutions such as other foreign objects, and the mouth of crossing is equipped with Two, the both ends of the protective bag, which correspond to, is provided with the sack opposite with the mouth position excessively of two corresponding positions so that convenient for this Utility model can control use for patient, that is, be convenient on the left of patient body waist with the left side on the elastic waistband It is described cross the corresponding position of mouth open up peritoneal dialysis catheters outlet and convenient on the right side of patient body waist with the elasticity The corresponding position of mouth of crossing on the right side on waistband opens up peritoneal dialysis catheters outlet, in turn, the utility model practicability By force, adaptable, using effect is good.

Secondly, in the technical scheme, the utility model further includes two being oriented to the anti-folding of fixed PD outer tube Device；It, i.e., so that can be by corresponding PD outer tube when needing the end by PD outer tube to be contained in the protective bag It is placed in the arc guide groove A and carries out guiding fixation so that bending deformation will not occurs in it because of external force, needing to do to patient When peritoneal dialysis, i.e., it is fixed to patient body so that can be placed in corresponding PD outer tube and be oriented in the arc guide groove B Side so that bending deformation will not occurs in it because of external force, and in turn, the utility model is good for PD outer tube stationarity, So that its anti-folding endurance is good, service life is long.

Thirdly, in the present embodiment, on the one hand, it is described elasticity waistband front end face be laterally installed with along its length It is multiple so that the annulus that PD outer tube passes through, corresponding ring belt make it possible to play the role of certain picking-up and guiding role, make It obtains PD outer tube to fix good reliability and be not easy to fall, on the other hand, the utility model further includes that two elastic materials make Shoulder strap；Two shoulder straps restrain the elastic waistband upwards, and the underpants restrain downwards the elastic waistband, make Obtaining the elastic waistband will not more preferably move up and down so that its stationarity is good, then makes PD outer tube stationarity more It is less susceptible to shift well.

Four, in the specific implementation, on the one hand, the underpants are equipped with velcro band, when tearing the velcro band, It carries out excrement and urine convenient for patient even if obtaining so that eliminate the trouble for taking off the utility model, i.e. the utility model can be worn for a long time Use is worn, on the other hand, is spaced the velcro band with patient body by the supporter piece so that it will not push up sick and wounded People's genitals and its surrounding skin so that the utility model safety in utilization is good, and then, the using effect of the utility model can reach To best.

Description of the drawings

Fig. 1 is the positive overall structure diagram that the utility model is used for the fixed device with a tight waist of PD outer tube；

Fig. 2 is overall structure diagram of the utility model for the back side of the fixed device with a tight waist of PD outer tube；

Fig. 3 is the overall structure diagram of the anti-folding guider in the utility model embodiment；

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Drawing reference numeral：

Underpants 10；

Preceding crotch panel 101；Preceding crotch mouth 1011；Crotch panel 102 afterwards；Seat mouth 1021；Velcro band 103；

Elastic waistband 20；

Cross mouth 201；Annulus 202；Massage convex point 203；Air hole 204；

Protective bag 30；

Sack 301；

Anti- folding guider 40；

Guide holder 401；Arc guide groove A402；Arc guide groove B403；Fixing piece 404；Velcro adhesive tape 4041；Magic Patch 4042；

Shoulder strap 50.

Specific implementation mode

The technical solution of the utility model is described in detail below with reference to drawings and the specific embodiments, to become apparent from, directly See the invention essence that ground understands the utility model.

In conjunction with shown in Fig. 1, Fig. 2 and Fig. 3；

It is provided by the utility model a kind of for the fixed device with a tight waist of PD outer tube, including underpants 10, elasticity Waistband 20 and to house PD outer tube protective bag 30；

Wherein, the lower edge of the elastic waistband 20 is connected to form one with the upper edge of the underpants 10；It is described The right side of the front end face of elastic waistband 20 and the left side of front end face symmetrically offer so that PD outer tube is from patient's body Mouth 201 is crossed in stretching；

The protective bag 30 is in long tubular structure, and is laterally fixedly arranged on the middle part of the front end face of the elastic waistband 20, And the both ends of the protective bag 30 correspond to and are provided with towards two sacks 301 for crossing mouths 201.

Based on described above, it is to be understood that one kind provided by the utility model is fixed for PD outer tube Device with a tight waist, in the specific implementation, because including underpants 10, elastic waistband 20 and to house the protection of PD outer tube Bag 30.

On the one hand, the elastic waistband 20 is connected to form one with the underpants 10, and patient is putting on the underpants 10, and when fixing PD outer tube by the elastic waistband 20, described in the underpants 10 make it possible to restrain well Elastic waistband 20, so that the elasticity waistband 20 is not easy to move along patient body and move around patient body up and down, such as This is not easy to pull PD outer tube even if patient walks about or turns on one's sick bed so that is not easy to pull patient skin Surface peritoneal dialysis catheters outlet, is then not easy to cause bleeding or infection, to reduce patient's pain.

On the other hand, when not in use, the end of the corresponding PD outer tube on patient body is then contained in the guarantor Housed in shield bag 30 so that avoid by patient body sweat stain or the pollutions such as other foreign objects.

And it is described cross there are two mouth 201 sets, the both ends of the protective bag 30 correspond to the mistake being provided with two corresponding positions The opposite sack 301 in 201 positions of mouth so that use can be controlled for patient convenient for the utility model, that is, be convenient in patient body Position corresponding with the mouth 201 excessively in the left side on the elastic waistband 20 on the left of waist opens up peritoneal dialysis catheters and goes out Mouthful and convenient for crossing the corresponding position of mouth 201 with the described of the right side on the elastic waistband 20 on the right side of patient body waist Open up peritoneal dialysis catheters outlet.

In turn, the utility model is highly practical, adaptable, and using effect is good.

Further, in the technical scheme, the utility model further include two to fixed PD outer tube anti-folding Guider 40；

Wherein, the two anti-folding guiders 40 correspond to the right side of the front end face for being fixedly arranged on the elastic waistband 20 and preceding The left side of end face, and it is corresponding positioned at two surfaces for crossing mouth 201；The height of the protective bag 30 is oriented to the two anti-foldings The height of device 40 is flush, and two sacks 301 of the protective bag 30 correspond to anti-folding guider 40 described in face two.

In a preferred approach, front end face of the anti-folding guider 40 including being fixedly arranged on the elastic waistband 20 is soft Body plastic cement material make guide holder 401 and be set to 401 outer end face of the guide holder so that PD outer tube passed through Arc guide groove A402；

Wherein, the first open end of the arc guide groove A402 is located at the lower end of the guide holder 401, and face is corresponding The described of position crosses mouth 201；The second open end of the arc guide groove A402 is located at the side of the guide holder 401, and just To the protective bag 30 of corresponding position.

Also, in the specific implementation, the anti-folding guider 40 further includes being set to 401 outer end face of the guide holder So that the arc guide groove B403 that PD outer tube passes through；

Wherein, it is connected in the middle part of the first open end of the arc guide groove B403 and the arc guide groove A402； The second open end of the arc guide groove B403 is located at the side of the guide holder 401, and back to the guarantor of corresponding position Protect bag 30.

Preferably, in the specific implementation, the anti-folding guider 40 further includes the use being set on the guide holder 401 To fasten the fixing piece of the PD outer tube across the arc guide groove A402 or across the arc guide groove B403 404。

Specifically, there are three the fixing piece 404 sets, three fixing pieces 404, which correspond to, is located at the arc guide groove Outside the first open end of A402, outside the second open end of the arc guide groove A402 and the arc guide groove B403 second Outside open end.

In a preferred approach, three fixing pieces 404 are including velcro adhesive tape 4041 and to bond the magic Paste the velcro 4042 of adhesive tape；

The connecting pin correspondence of the wherein two velcro adhesive tapes 4041 is fixedly arranged on the first of the arc guide groove A402 and opens The connecting pin of mouth end side and the second open end side of the arc guide groove A402, another velcro adhesive tape 4041 is solid Set on the second open end side of the arc guide groove B403；

Wherein two velcro 4042 correspond to be fixedly arranged on the arc guide groove A402 the first open end other side and The second open end other side of the arc guide groove A402, another velcro 4042 are fixedly arranged on the arc guide groove The second open end other side of B403；

When bonding the end of the velcro adhesive tape 4041 of corresponding position by the velcro 4042, pass through described The PD outer tube of arc guide groove A402 or described arc guide grooves B403 is bound fixation.

In this way, when needing the end by PD outer tube to be contained in the protective bag 30, i.e., so that it can be by corresponding abdomen Film dialysis outer pipe is placed in the arc guide groove A402 and carries out guiding fixation so that and bending deformation will not occurs in it because of external force, When needing to do peritoneal dialysis to patient, i.e., led so that corresponding PD outer tube can be placed in the arc guide groove B403 To being fixed to patient body side so that bending deformation will not occurs in it because of external force.

In turn, the utility model is good for PD outer tube stationarity so that its anti-folding endurance is good, and service life is long.

Further, in the present embodiment, the front end face of the elastic waistband 20 is laterally fixed along its length Have it is multiple so that the annulus 202 that PD outer tube passes through, height where multiple annulus 202 with where the protective bag Height where height and the anti-folding guider 40 is flush；

Between the protective bag 30 and the anti-folding guider 40 and the anti-folding guider 40 back to the guarantor The side of bag 30 is protected at least provided with an annulus 202.

Also, the utility model further includes the shoulder strap 50 that two elastic materials make；

Wherein, the preceding lower end of two shoulder straps 50 is corresponded to is connected with the both sides of the preceding upper edge of the elastic waistband 20 Form one；The posterior end of two shoulder straps 50, which is corresponded to, to be connected to be formed with the both sides of the rear upper edge of the elastic waistband 20 One.

So, on the one hand, corresponding ring belt 202 makes it possible to play the role of certain picking-up and guiding role so that peritonaeum is saturating Analysis outer tube fixes good reliability and is not easy to fall.

On the other hand, two shoulder straps 50 restrain the elastic waistband 20 upwards, and the underpants 10 are by the elasticity Waistband 20 restrains downwards so that the elasticity waistband 20 will not more preferably move up and down so that its stationarity is good, then makes PD outer tube stationarity is more preferable and is less susceptible to shift.

It should be noted that in the technical scheme, the underpants 10 include be connected to be formed integrated preceding crotch panel 101 and Crotch panel 102 afterwards；

Wherein, crotch mouth 1011 before the middle and upper part of the preceding crotch panel 101 to its bottom offers, the bottom of the rear crotch panel 102 Portion to its middle and upper part offers the rear shelves mouth 1021 being connected with the preceding crotch mouth 1011, the preceding crotch mouth 1011 and the rear shelves Mouth 1021 is equipped with velcro band 103, and the homonymy of the inner wall of the inner wall of the preceding crotch mouth 1011 and the rear shelves mouth 1021 is set Have so as to keep off the supporter piece (not shown) for the cotton material for setting the velcro band 103.

So, on the one hand, when tearing the velcro band 103, carry out excrement and urine convenient for patient even if obtaining so that eliminate The trouble of the utility model is taken off, i.e. the utility model can dress use for a long time.

On the other hand, the velcro band 103 and the body of patient are spaced by the supporter piece (not shown), are made The genitals of sick and wounded people and its skin on periphery will not be pushed up by obtaining it so that the utility model safety in utilization is good.

Then, the using effect of the utility model can reach best.

You need to add is that in the specific implementation, the utility model is that elastic cotton material makes so that wearing comfort Good and good warmth retention effect, and the inner surface of the elastic waistband 20 is uniformly equipped with multiple massage convex points 203, by adding State massage convex point 203 so that the utility model also has massage efficacy, so as to massaging and physiotherapeutical is carried out to patient body, and it is corresponding Massage convex point 203 is but also have certain interval between the utility model and patient body skin so that have certain ventilation Air permeability effect perspires so as to reduce patient and grows bacterium, and the outer surface of the elastic waistband 20 also uniformly offers Multiple air holes 204 for being through to its inner surface, so that the utility model air permeability effect is more preferable and wearing comfort is more preferable.

Other embodiment etc., here, not illustrating one by one.

In conclusion the overall structure of the utility model is simple, easily implement, easy to operate, highly practical and specificity is strong, makes Obtaining the utility model necessarily has good market popularization value, the utility model can be very welcome, can obtain effectively general And.

The above is only the preferred embodiment of the present invention, is not intended to limit the patent protection model of the utility model Enclose, the transformation of equivalent structure made by using the description of the utility model and the drawings or equivalent process, or directly or Other related technical areas are used in indirectly, are equally included in the patent within the scope of the utility model.

Claims

1. one kind being used for the fixed device with a tight waist of PD outer tube, it is characterised in that：Including underpants, elastic waistband and to The protective bag of accommodating PD outer tube；

Wherein, the lower edge of the elastic waistband is connected to form one with the upper edge of the underpants；The elasticity is with a tight waist The right side of the front end face of band and the left side of front end face symmetrically offer so that PD outer tube crosses mouth from what patient's body was stretched out；

The protective bag is in long tubular structure, and is laterally fixedly arranged on the middle part of the front end face of the elastic waistband, and the guarantor The both ends of shield bag, which correspond to, to be provided with towards two sacks for crossing mouth.

2. according to claim 1 be used for the fixed device with a tight waist of PD outer tube, it is characterised in that：Further include dual-purpose To fix the anti-folding guider of PD outer tube；

Wherein, the two anti-folding guiders correspond to the right side for the front end face for being fixedly arranged on the elastic waistband and a left side for front end face Side, and it is corresponding positioned at two surfaces for crossing mouth；The height phase of the height of the protective bag and the two anti-folding guiders It flushes, and two sacks of the protective bag correspond to anti-folding guider described in face two.

3. according to claim 2 be used for the fixed device with a tight waist of PD outer tube, it is characterised in that：The anti-folding is led Include the guide holder that makes of soft plastic material for the front end face for being fixedly arranged on the elastic waistband to device and is set to described Guide holder outer end face so that the arc guide groove A that PD outer tube passes through；

Wherein, the first open end of the arc guide groove A is located at the lower end of the guide holder, and face corresponding position is described Cross mouth；The second open end of the arc guide groove A is located at the side of the guide holder, and the protection of face corresponding position Bag.

4. according to claim 3 be used for the fixed device with a tight waist of PD outer tube, it is characterised in that：The anti-folding is led To device further include be set to the guide holder outer end face so that the arc guide groove B that PD outer tube passes through；

Wherein, it is connected in the middle part of the first open end of the arc guide groove B and the arc guide groove A；The arc is led It is located at the side of the guide holder to the second open end of slot B, and back to the protective bag of corresponding position.

5. according to claim 4 be used for the fixed device with a tight waist of PD outer tube, it is characterised in that：The anti-folding is led To device further include be set on the guide holder to fasten across the arc guide groove A or pass through the arcuate guide The fixing piece of the PD outer tube of slot B.

6. according to claim 1 be used for the fixed device with a tight waist of PD outer tube, it is characterised in that：The fixing piece If there are three, three fixing pieces correspond to outside the first open end of the arc guide groove A, the arc guide groove A The second open end outside and the second open end of the arc guide groove B outside.

7. according to claim 6 be used for the fixed device with a tight waist of PD outer tube, it is characterised in that：Three described solid Part is determined including velcro adhesive tape and to bond the velcro of the velcro adhesive tape；

The connecting pin of the wherein two velcro adhesive tapes corresponds to the first open end side and the institute for being fixedly arranged on the arc guide groove A The second open end side of arc guide groove A is stated, the connecting pin of another velcro adhesive tape is fixedly arranged on the arc guide groove B The second open end side；

The wherein two velcro correspondences are fixedly arranged on the first open end other side of the arc guide groove A and the arcuate guide The second open end other side of slot A, another velcro are fixedly arranged on the second open end other side of the arc guide groove B；

When bonding the end of the velcro adhesive tape of corresponding position by the velcro, the arc guide groove A is passed through Or the PD outer tube of the arc guide groove B is bound fixation.

8. according to claim 7 be used for the fixed device with a tight waist of PD outer tube, it is characterised in that：The elastic bunch The front end face of waistband is laterally installed with multiple so that the annulus that PD outer tube passes through, multiple annulus along its length Place height is flush with height where height where the protective bag and the anti-folding guider；

Between the protective bag and the anti-folding guider and side back to the protective bag of the anti-folding guider At least provided with an annulus.

9. being used for the fixed device with a tight waist of PD outer tube according to claim 1-8 any one of them, it is characterised in that：Also The shoulder strap made including two elastic materials；

Wherein, the preceding lower end of two shoulder straps is corresponded to is connected to form one with the both sides of the preceding upper edge of the elastic waistband Body；The posterior end of two shoulder straps is corresponded to be connected to form one with the both sides of the rear upper edge of the elastic waistband.

10. according to claim 9 be used for the fixed device with a tight waist of PD outer tube, it is characterised in that：The underpants Integrated preceding crotch panel and rear crotch panel are formed including being connected；

Wherein, it opens bottom to its middle and upper part of crotch mouth before the middle and upper part of the preceding crotch panel to its bottom offers, the rear crotch panel Equipped with the rear shelves mouth being connected with the preceding crotch mouth, the preceding crotch mouth and it is described after shelves mouths be equipped with velcro band, and it is described before The homonymy of the inner wall of the inner wall of crotch mouth and the rear shelves mouth is equipped with so that gear sets the supporter piece of the cotton material of the velcro band.