CN209661903U - Prevent the ankle of drop foot from moving T-shaped shoes - Google Patents

Prevent the ankle of drop foot from moving T-shaped shoes Download PDF

Info

Publication number
CN209661903U
CN209661903U CN201821857280.8U CN201821857280U CN209661903U CN 209661903 U CN209661903 U CN 209661903U CN 201821857280 U CN201821857280 U CN 201821857280U CN 209661903 U CN209661903 U CN 209661903U
Authority
CN
China
Prior art keywords
sole
sleeve
face
followed
fixing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821857280.8U
Other languages
Chinese (zh)
Inventor
林娟娟
张文燕
王丽敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Affiliated Childrens Hospital of Soochow University
Original Assignee
Affiliated Childrens Hospital of Soochow University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Affiliated Childrens Hospital of Soochow University filed Critical Affiliated Childrens Hospital of Soochow University
Priority to CN201821857280.8U priority Critical patent/CN209661903U/en
Application granted granted Critical
Publication of CN209661903U publication Critical patent/CN209661903U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to T-shaped shoes technical fields, in particular prevent the ankle of drop foot from moving T-shaped shoes, including sole sleeve and drawstring, front opening is equipped at the top of sole sleeve, sole sleeve is equipped with balance plate far from the lower section of front opening one end, the top of sole sleeve is arranged symmetrically, and there are two sides to wrap up face, there are two the second restrainings for the top setting in one of side package face, two sides package face is vertically arranged with followed by wraps up face far from one end of front opening, followed by package face bottom offers followed by is open, followed by the one end in package face is provided with third restraining, followed by package face is provided with third fixing buckle far from one end of third restraining, fixation steel plate is additionally provided in fixing sleeve, the utility model structure is simple, drop foot can not only effectively be avoided, and also patient can be facilitated voluntarily to do ankle movement, increase Rehabilitation Speed, convenient for promoting the use of.

Description

Prevent the ankle of drop foot from moving T-shaped shoes
Technical field
The utility model relates to T-shaped shoes technical fields, specially prevent the ankle of drop foot from moving T-shaped shoes.
Background technique
Medical T-shaped shoes be mainly used in sickbed patients prevent drop foot, the complication such as outward turning and heel pressure sore in foot, Be it is a kind of prevention and rehabilitation tool.In order to accelerate the rehabilitation speed of patient, patient is also frequently necessary to do ankle movement, but It is existing T-shaped shoes after wearing, patient can not do ankle movement, and after long-time is dressed, heel is easy to produce pressure sore, Further injury is generated to patient, in consideration of it, it is proposed that preventing the ankle of drop foot from moving T-shaped shoes.
Utility model content
The purpose of this utility model is to provide preventing the ankle of drop foot from moving T-shaped shoes, to solve above-mentioned background technique The existing T-shaped shoes of middle proposition cannot do ankle movement, be easy to produce pressure sore, the problems such as.
To achieve the above object, the utility model provides the following technical solutions:
It prevents the ankle of drop foot from moving T-shaped shoes, including sole sleeve and drawstring, is opened at the top of the sole sleeve equipped with front Mouthful, the side of the front opening is provided with the first restraining, and the front opening is set far from one end of first restraining It is equipped with the first fixing buckle, the sole sleeve is equipped with balance plate far from the lower section of described front opening one end, right on the balance plate Title is opened up there are two circular hole, is plugged with bolt in the circular hole, the inside of the sole sleeve is also arranged with sole, and the sole leans on One end bottom of the nearly balance plate offers strip groove, opens up that there are two screw holes in the strip groove;
The top of the sole sleeve is symmetrical arranged there are two side package face, the top in one of them side package face There are two the second restrainings for setting, and there are two the second fixing buckles for the top setting in another side package face, described in two Side package face is vertically arranged with followed by wraps up face far from one end of the front opening, and described followed by package face bottom offers Followed by opening, described followed by package face the left and right sides are also symmetrically arranged with fixing sleeve, the bottom of the fixing sleeve and the side The bottom in portion package face is located at same level height, and described followed by package face one end is provided with third restraining, the heel Package face is provided with third fixing buckle far from one end of the third restraining, is additionally provided with fixation steel plate in the fixing sleeve;
One end of the drawstring is provided with self-fastening button, and the drawstring is provided with pull ring far from one end of the self-fastening button.
Preferably, first restraining includes constraint band body, and the constraint band body is close to the one of the sole sleeve Section side is provided with sub- patch, and another section of the constraint band body is provided with female patch.
Preferably, the female patch is provided with fixed ring far from the side central location of adhesive surface.
Preferably, the balance plate in a rectangular parallelepiped shape, and the width of the balance plate be less than the strip groove width.
Preferably, the sole sleeve is described far from being symmetrically arranged with fixing bag at left and right sides of described front opening one end Fixing bag is located at the underface of the fixing sleeve.
Preferably, the side package face and described followed by package face are an integral molding structure.
Preferably, the top side of the fixing sleeve is additionally provided with cloth, and the cloth is equipped with sub-buckle, the rear attendant of a stage actor The inside top for wrapping up in face is also symmetrically arranged with two female threads, and is engaged by clamping between the sub-buckle and the female thread.
Preferably, the fixation steel plate and the fixing bag are mating, and at the top of the fixing sleeve and fixing bag bottom The distance between equal length with the fixation steel plate
Compared with prior art, the utility model has the beneficial effects that
1, the sole sleeve and front opening for originally preventing the ankle of drop foot from moving T-shaped shoes by setting, facilitate the peace of sole Be filled with and dismantle, and then when sole is packed into sole sleeve, drop foot can be effectively prevent, when sole is removed, pass through by Self-fastening button is connected in fixed ring, and pulls pull ring back and forth, is enabled the patient to voluntarily do ankle movement, is increased the confidence of patient The heart, and it is more convenient when moving, increase the speed of rehabilitation.
2, originally prevent the ankle of drop foot from moving T-shaped shoes by be arranged followed by opening, when patient lies low, heel is not It will receive extruding, and then avoid the problem that followed by pressure sore generation, and after extracting fixation steel plate out fixing sleeve, not only more Ankle movement is conveniently done, and patient is more time saving and energy saving in wearing.
The utility model structure is simple, can not only effectively avoid drop foot, and can also patient be facilitated voluntarily to do Ankle movement, increases the speed of Rehabilitation, convenient for promoting the use of.
Detailed description of the invention
Fig. 1 is 2 overall structure diagram of embodiment 1 and embodiment;
Fig. 2 is the structural schematic diagram of sole in embodiment 1;
Fig. 3 is the structure of tow line schematic diagram in the utility model;
Fig. 4 is the structure enlargement diagram in the utility model Fig. 1 at A;
Fig. 5 is the overall structure diagram of embodiment 3 in the utility model.
The structural schematic diagram of the sole department of Fig. 6 the utility model.
In figure: 1, sole sleeve;11, front opening;12, the first restraining;121, band body is fettered;122, sub- patch;123, Female patch;13, fixed ring;14, the first fixing buckle;15, balance plate;151, circular hole;16, bolt;17, sole;171, strip groove; 172, screw hole;18, fixing bag;2, face is wrapped up in side;21, the second restraining;211, the second fixing buckle;22 followed by package face; 23 followed by opening;24, fixing sleeve;25, cloth;251, sub-buckle;252, female thread;26, third restraining;27, third fixing buckle; 28, fixation steel plate;3, drawstring;31, self-fastening button;32, pull ring;4, shoe sole;41, connection ring;42, the first connection strap;43, it pulls up Chain;44, the second connection strap;45, lower zipper;46, tapered end.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ", The orientation of the instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" or Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, Rather than the equipment or element of indication or suggestion meaning must have a particular orientation, is constructed and operated in a specific orientation, because This should not be understood as limiting the present invention.
In addition, term " first ", " second " and " third " are used for description purposes only, it is not understood to indicate or imply Relative importance or the quantity for implicitly indicating indicated technical characteristic." first ", " second " and " are defined as a result, Three " feature can explicitly or implicitly include one or more of the features.
Embodiment 1
Prevent the ankle of drop foot from moving T-shaped shoes, as shown in Figure 1-Figure 3, including sole sleeve 1 and drawstring 3, sole sleeve 1 push up Portion is equipped with front opening 11, and the side of front opening 11 is provided with the first restraining 12, and front opening 11 is far from the first restraining 12 one end is provided with the first fixing buckle 14, and sole sleeve 1 is equipped with balance plate 15, balance plate far from the lower section of 11 one end of front opening It symmetrically being opened up on 15 there are two circular hole 151, is plugged with bolt 16 in circular hole 151, the inside of sole sleeve 1 is also arranged with sole 17, Sole 17 offers strip groove 171 close to one end bottom of balance plate 15, is opened up in strip groove 171 there are two screw hole 172, drawstring 3 one end is provided with self-fastening button 31, and drawstring 3 is provided with pull ring 32 far from one end of self-fastening button 31.
Specifically, the first restraining 12 includes constraint band body 121, band body 121 is fettered close to one section of side of sole sleeve 1 Face is provided with sub- patch 122, and another section of constraint band body 121 is provided with female patch 123, female patch 123 is passed through first when in use Then fixing buckle 14 bonds together sub- patch 122 with female patch 123, the convenient fixation to sole 17.
Further, sole sleeve 1 is made of the nylon facing material of hard, has the advantages that rub resistance, increases service life, And the top of sole sleeve 1 is also covered with pure cotton layer, it is more comfortable when with plantar contact.
Further, female patch 123 is provided with fixed ring 13 far from the side central location of adhesive surface, by taking out sole 17 Out in sole sleeve 1, facilitate the connection between self-fastening button 31 and sole sleeve 1, and then facilitates patient that pull ring 32 is pulled to do ankle movement.
In addition, balance plate 15 is in a rectangular parallelepiped shape, and the width of balance plate 15 is less than the width of strip groove 171, and facilitating will be flat The plate 15 that weighs is embedded in, and increases stability.
In the present embodiment, by the sole sleeve 1 and front opening 11 of setting, facilitate the installation and disassembly of sole 17, into And when sole 17 is packed into sole sleeve 1, it can be effectively prevent drop foot, when removing sole 17, by by self-fastening button 31 It is connected in fixed ring 13, and pulls pull ring 32 back and forth, enable the patient to voluntarily do ankle movement, increase the confidence of patient The heart, and it is more convenient when moving, increase the speed of rehabilitation.
Embodiment 2
When specifically used, the patient of ankle operation often will appear heel pressure sore when wearing T-shaped shoes lie low It happens, brings further injury to patient, to solve the above-mentioned problems, the present inventor is on the basis of embodiment 1 Following improvement is made, the top of sole sleeve 1 is symmetrical arranged there are two side package face 2, and the top in face 2 is wrapped up in one of side There are two the second restrainings 21 for setting, and there are two the second fixing buckle 211, two sides for the top setting in another side package face 2 After portion package face 2 is vertically arranged with followed by wraps up face 22 far from one end of front opening 11, followed by package 22 bottom of face offers With opening 23, as shown in figure 4, followed by package face 22 the left and right sides be also symmetrically arranged with fixing sleeve 24, and the bottom of fixing sleeve 24 The bottom in portion and side package face 2 is located at same level height, followed by the one end in package face 22 is provided with third restraining 26, after One end of third restraining 26 is provided with third fixing buckle 27 with package face 22.
Specifically, fixation steel plate 28 is additionally provided in fixing sleeve 24, the left and right sides of the sole sleeve 1 far from 11 one end of front opening It is symmetrically arranged with fixing bag 18, fixing bag 18 is located at the underface of fixing sleeve 24, is regarding T-shaped shoes in use, can be by fixation Steel plate 28 is inserted into fixing sleeve 24 and fixation steel plate 28, and then can be made followed by wrap up face 22 more stable.
Further, side package face 2 and followed by package face 22 be an integral molding structure, face 2 and the rear attendant of a stage actor are wrapped up in side The cotton production of the inner face softness in face 22 is wrapped up in, lining is equipped with a small amount of cotton, is uniformly distributed, can prevent the generation of pressure sore, outside Layer is made of the thick and solid cloth of quality, prevents from deforming.
Further, the top side of fixing sleeve 24 is additionally provided with cloth 25, and cloth 25 is equipped with sub-buckle 251, the rear attendant of a stage actor The inside top for wrapping up in face 22 is also symmetrically arranged with two female threads 252, and is engaged by clamping between sub-buckle 251 and female thread 252, will fix After steel plate 28 installs, sub-buckle 251 and female thread 252 are connected together, fixation steel plate 28 is can be avoided and moves up, is increased The stability of structure.
It is worth noting that the size and structure of the second restraining 21 and third restraining 26 with the first restraining 12 It is equal.
In addition, fixation steel plate 28 and fixing bag 18 are mating, fixing belt 18 is made of rigid plastics, in fixation steel plate More stable after 28 insertions, the equal length of the distance between 24 top of fixing sleeve and 18 bottom of fixing bag with fixation steel plate 28 is kept away Exempt from the movement of fixation steel plate 28.
In the present embodiment, by setting followed by opening 23, when patient lies low, heel will not be squeezed, and then be kept away Exempt from followed by generation the problem of pressure sore, and after extracting fixation steel plate 28 out fixing sleeve 24, it is not only more convenient to do ankle fortune It is dynamic, and patient is more time saving and energy saving in wearing.
The present embodiment 1 and the ankle for preventing drop foot of embodiment 2 move T-shaped shoes when in use, by the second restraining 21 It is separated from each other respectively with the second fixing buckle 211 and third fixing buckle 27 with third restraining 26, sole is then placed on sole sleeve 1 Top, shank is fitted in followed by wrapped up on face 22, then consolidate the second restraining 21 and third restraining 26 with second respectively Surely button 211 and third fixing buckle 27 are mutually clamped, and increase convenience when wearing;
Then the first restraining 12 and the first fixing buckle 14 are separated from each other by patient, leak out front opening 11, by shoes Bottom 17 is put into sole sleeve 1 from front opening 11, and then the first restraining 12 and the first fixing buckle 14 are connected together, will Fixation steel plate 28 is downwardly into from the open top end of fixing sleeve 24, and the bottom end of fixation steel plate 28 is made to be plugged on fixing bag 18 In, it is then mutually fastened by sub-buckle 251 and female thread 252, fixation steel plate 28 can be fixed for cloth 25 at this time, and prevent Mobile, when patient lies low, heel is located at followed by is open at 23, and then heel will not be made to be squeezed, and then be avoided that Pressure sore;
When patient needs to do ankle movement, the first restraining 12 and the first fixing buckle 14 are separated from each other, and take out shoes Then female patch 123 is passed through the first fixing buckle 14, then sub- patch 122 is bonded together with female patch 123 by bottom 17, convenient to sole 17 fixation at the same time separates sub-buckle 251 and female thread 252, and cloth 25 is raised, at this time can be by fixation steel plate 28 extractions, later by the way that self-fastening button 31 to be connected in fixed ring 13, patient pulls pull ring 32 back and forth, and pull ring 32 passes through drawstring 3 Lock 31 and sole sleeve 1 is driven to move back and forth, and then sole sleeve 1 will drive the movement of foot, enable the patient to voluntarily do Ankle movement, is more convenient when increasing the self-confidence of patient, and moving, increases the speed of rehabilitation.
Embodiment 3
As the third embodiment of the utility model, the utility model can also be using following design, such as Fig. 5, Fig. 6 institute Show, the bottom in two sides package face 2 is equipped with shoe sole 4, and shoe sole 4 is separate followed by wraps up the one end in face 22 equipped with connection ring 41, the bottom periphery circle of shoe sole 4 is equipped with the first connection strap 43, and the bottom of the first connection strap 43 is equipped with upper zipper 43, sole 17 top periphery circle is equipped with the second connection strap 44, and the top of the second connection strap 44 is equipped with lower zipper 45, and 43 He of upper zipper It is mutually locked between lower zipper 45 by tapered end 46.
When in use, upper zipper 43 and lower zipper 45 are passed through for the ankle movement T-shaped shoes for preventing drop foot of the present embodiment Tapered end 46 is mutually locked, and sole 17 can closely link together with shoe sole 4 and side wrap portion 2 at this time, Neng Gouyou Effect prevents drop foot, and also conveniently retracts sole 17, while removing the fixation steel plate 28 of side, is then clamped self-fastening button 31 In connection ring 41, patient is facilitated to do rehabilitation exercise.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. preventing the ankle of drop foot from moving T-shaped shoes, including sole sleeve (1) and drawstring (3), it is characterised in that: the sole sleeve (1) top is equipped with front opening (11), and the side of the front opening (11) is provided with the first restraining (12), and the front is opened Mouth (11) is provided with the first fixing buckle (14) far from one end of described first restraining (12), and the sole sleeve (1) is far from described The lower section of front opening (11) one end is equipped with balance plate (15), is symmetrically opened up on the balance plate (15) there are two circular hole (151), It is plugged with bolt (16) in the circular hole (151), the inside of the sole sleeve (1) is also arranged with sole (17), the sole (17) offered strip groove (171) close to one end bottom of the balance plate (15), opened up in the strip groove (171) there are two Screw hole (172);
The top of the sole sleeve (1) is symmetrical arranged there are two side package face (2), one of them described side package face (2) Top setting there are two the second restraining (21), the top setting of another side package face (2) is solid there are two second Fixed button (211), two side packages face (2) are vertically arranged with followed by wrap up face far from the one end of the front opening (11) (22), described followed by package face (22) bottom offers followed by is open (23), and described followed by package face (22) the left and right sides is also It is symmetrically arranged with fixing sleeve (24), and the bottom of the fixing sleeve (24) and the bottom of side package face (2) are positioned at same Level height, described followed by package face (22) one end are provided with third restraining (26), and described followed by package face (22) is separate One end of the third restraining (26) is provided with third fixing buckle (27), is additionally provided with fixation steel plate in the fixing sleeve (24) (28);
One end of the drawstring (3) is provided with self-fastening button (31), and the drawstring (3) is arranged far from the one end of the self-fastening button (31) There are pull ring (32).
2. the ankle movement T-shaped shoes according to claim 1 for preventing drop foot, it is characterised in that: first restraining It (12) include constraint band body (121), constraint band body (121) is provided with close to one section of side of the sole sleeve (1) Another section of son patch (122), constraint band body (121) is provided with female patch (123).
3. the ankle movement T-shaped shoes according to claim 2 for preventing drop foot, it is characterised in that: the female patch (123) Side central location far from adhesive surface is provided with fixed ring (13).
4. the ankle movement T-shaped shoes according to claim 1 for preventing drop foot, it is characterised in that: the balance plate (15) In a rectangular parallelepiped shape, and the width of the balance plate (15) be less than the strip groove (171) width.
5. the ankle movement T-shaped shoes according to claim 1 for preventing drop foot, it is characterised in that: the sole sleeve (1) Far from being symmetrically arranged with fixing bag (18) at left and right sides of the front opening (11) one end, the fixing bag (18) is located at described The underface of fixing sleeve (24).
6. the ankle movement T-shaped shoes according to claim 1 for preventing drop foot, it is characterised in that: wrap up face in the side (2) it is an integral molding structure with described followed by package face (22).
7. the ankle movement T-shaped shoes according to claim 1 for preventing drop foot, it is characterised in that: the fixing sleeve (24) Top side be additionally provided with cloth (25), the cloth (25) be equipped with sub-buckle (251), it is described followed by package face (22) top Two female threads (252) are also symmetrically arranged on the inside of portion, and are engaged by clamping between the sub-buckle (251) and the female thread (252).
8. the ankle movement T-shaped shoes according to claim 5 for preventing drop foot, it is characterised in that: the fixation steel plate (28) mating with the fixing bag (18), and at the top of the fixing sleeve (24) and the distance between fixing bag (18) bottom with The equal length of the fixation steel plate (28).
CN201821857280.8U 2018-11-12 2018-11-12 Prevent the ankle of drop foot from moving T-shaped shoes Expired - Fee Related CN209661903U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821857280.8U CN209661903U (en) 2018-11-12 2018-11-12 Prevent the ankle of drop foot from moving T-shaped shoes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821857280.8U CN209661903U (en) 2018-11-12 2018-11-12 Prevent the ankle of drop foot from moving T-shaped shoes

Publications (1)

Publication Number Publication Date
CN209661903U true CN209661903U (en) 2019-11-22

Family

ID=68560016

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821857280.8U Expired - Fee Related CN209661903U (en) 2018-11-12 2018-11-12 Prevent the ankle of drop foot from moving T-shaped shoes

Country Status (1)

Country Link
CN (1) CN209661903U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112263364A (en) * 2020-09-27 2021-01-26 首都医科大学附属北京儿童医院 Heel protective sheath

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112263364A (en) * 2020-09-27 2021-01-26 首都医科大学附属北京儿童医院 Heel protective sheath

Similar Documents

Publication Publication Date Title
CN209661903U (en) Prevent the ankle of drop foot from moving T-shaped shoes
CN213604765U (en) Intelligent sports shoes convenient to wear to take off fast
CN210931618U (en) Automatic pressing device for pulling needle
CN211068633U (en) Jugular vein catheterization fixing device
CN214904164U (en) Effectual old playshoes of antiskid
CN209864289U (en) Pressing belt for ascites puncture patient
CN216534042U (en) Health-care shoes for diabetics
CN218278706U (en) Health-care socks with medical stone fiber
CN215422995U (en) Patient dress trousers convenient for patient after femoral artery puncture angiography
CN210696080U (en) Multifunctional patient garment based on catheter safety
CN219679851U (en) Fixed clothing of insulin pump
CN214710777U (en) Warm-keeping comfortable T-shaped shoe
CN112043043A (en) High section of thick bamboo labour protection shoes convenient to dress
CN215690543U (en) Anti-reflux positive pressure device
CN213249470U (en) Anti-loosening pulse pressing belt for isolation ward
CN218245959U (en) Leisure shoes that difficult pine takes off
CN212067068U (en) Device for preventing foot drop and pressure sore
CN215651888U (en) Restraint sleeve for relieving limb edema for intensive care therapy
CN219375146U (en) Hip knee joint replacement postoperative ice compress bag bandage
CN218605289U (en) Sock shoe
CN215649496U (en) Medical shoe cover with thickened sole
CN107596646A (en) A kind of bouncing shoes
CN215684957U (en) Sports pants with good ductility
CN213156826U (en) Traditional chinese medical science is multi-functional anchor clamps for bone fracture
CN216416697U (en) Quilt cover capable of preventing patients with dysphoria from kicking

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191122

Termination date: 20211112