CN101919773B - Leg plate structure of medical diagnosis and treatment bench - Google Patents
Leg plate structure of medical diagnosis and treatment bench Download PDFInfo
- Publication number
- CN101919773B CN101919773B CN2010102761297A CN201010276129A CN101919773B CN 101919773 B CN101919773 B CN 101919773B CN 2010102761297 A CN2010102761297 A CN 2010102761297A CN 201010276129 A CN201010276129 A CN 201010276129A CN 101919773 B CN101919773 B CN 101919773B
- Authority
- CN
- China
- Prior art keywords
- connection structure
- locating hole
- seat board
- seat plate
- rotation connection
- 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
Links
Images
Abstract
The invention relates to a leg plate structure of a medical diagnosis and treatment bench, which comprises a seat plate fixing shaft with a first positioning hole, a seat plate sleeve sheathed on the seat plate fixing shaft, a rotating connection structure and a plate body connected with the rotating connection structure, wherein the seat plate sleeve extends to form a gear body with a positioning groove, a first positioning hole is coaxially matched with the seat plate positioning hole, a pressure spring and a moving pin matched with a button extended into the first positioning hole are arranged in the seat plate positioning hole, the moving pin can be extended into the first positioning hole to fix the seat plate fixing shaft and the seat plate sleeve, and the button can compress the moving pin to disengage the seat plate fixing shaft from the seat plate sleeve so as to form a structure that the seat plate sleeve can rotate around the seat plate fixing shaft within 180 degrees; and the gear body is rotatably mounted on the rotating connection structure, a spacing draw rod is provided with a raised part, a reset structure is arranged between the rotating connection structure and the spacing draw rod, and the raised part can be locked in the positioning groove by the reset structure so as to form a structure that the rotating connection structure can rotate around the seat plate sleeve and can be locked in the corresponding position. The invention has the advantages of high reliability and convenient operation, and can be rotated from 0 to 180 degrees in the horizontal plane.
Description
Technical field
The present invention relates to a kind of armarium, more particularly, relate to a kind of leg plate structure of medical diagnosis and treatment bench.
Background technology
At present, the lower limb plate of the operation table of routine clinical use or diagnosis and treatment bench, in horizontal plane, can only rotate 90 °, generally be to adopt plane teeth engagement locking, the purpose that just can be up to the standard and rotate by the separating plane tooth, so application operating quite bothers and requires great effort, and therefore, is difficult to satisfy the requirements of operation of anorectal surgical lateral position and jack knife position etc.
Summary of the invention
Technical problem to be solved by this invention provides the leg plate structure of a kind of good reliability, easy to operate medical diagnosis and treatment bench, and the leg plate structure of this medical diagnosis and treatment bench can go to 180 ° from 0 ° in horizontal plane.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme:
A kind of leg plate structure of medical diagnosis and treatment bench, it comprises seat board dead axle, Seat cover, rotation connection structure, plate body; Described seat board dead axle is fixed on the table top of diagnosis and treatment bench, Seat cover is enclosed within on the seat board dead axle, on this Seat cover, offer one first locating hole and Seat cover and be extended with a gear mass, on this gear mass circumferential edge, evenly be provided with several locating slots, on described seat board dead axle, be provided with and the coaxial suitable seat board locating hole of described first locating hole, in this seat board locating hole, be provided with stage clip, one removable pin, one end is close to stage clip and this removable pin other end can stretch in first locating hole, and one the button front end stretch in first locating hole and match with removable pin, under the effect of stage clip, when first locating hole and seat board locating hole just when identical, removable pin stretches into location fixed base plate dead axle and Seat cover in first locating hole, and when button compressing removable pin, thereby in the removable pin withdrawal seat board locating hole and make Seat cover break away from the seat board dead axle to form the structure that Seat cover can rotate along the seat board dead axle in 0 °～180 ° scopes; Described gear mass is installed on the described rotation connection structure in the mode of rotating, and plate body is fixedlyed connected with rotation connection structure, one limit pull rod front end is provided with projection, this limit pull rod front end passes rotation connection structure and be provided with resetting structure between described rotation connection structure, limit pull rod, and the elastic force effect of the projection of limit pull rod by resetting structure may be locked on each locating slot of gear mass and form the structure that described rotation connection structure could rotate and be locked in the relevant position along Seat cover.
Preferably, described locating slot is eight, and above-mentioned locating slot is that what evenly to be located at the gear mass circumferential edge is to make rotation connection structure can rotate and be locked in the structure of relevant position along Seat cover in 0 °～90 ° scopes on the quarter turn limit of basic point with the horizontal plane.
Preferably, described rotation connection structure comprises the clamping part of front side, the hollow connecting rod portion of rear side and the plate body connecting portion of upside, the front end of described limit pull rod passes connecting rod portion and makes projection suitable with the locating slot that is rotatably installed in the gear mass in the clamping part, and plate body is fixedlyed connected with the plate body connecting portion.
Preferably, described resetting structure is a back-moving spring.
The present invention is owing to adopted said structure, under the effect of stage clip, when first locating hole and seat board locating hole just when identical, removable pin stretches into location fixed base plate dead axle and Seat cover in first locating hole, and when button compressing removable pin, making Seat cover break away from seat board dead axle formation Seat cover thereby removable pin withdrawal seat board locating hole is interior can rotate in 0 °～180 ° scopes along the seat board dead axle; The elastic force effect of the projection of limit pull rod by resetting structure may be locked in and form rotation connection structure on each locating slot of gear mass and can rotate and be locked in the relevant position along Seat cover, if locating slot evenly is located at the gear mass circumferential edge is on the quarter turn limit of basic point the time with the horizontal plane, can make rotation connection structure can rotate and be locked in the structure of relevant position along Seat cover in 0 °～90 ° scopes.So because plate body is fixedlyed connected with rotation connection structure, be that the present invention is in horizontal plane, can go to 180 ° from 0 °,, divide eight grades also can go to 90 ° from 0 ° of level laterally or vertically, simultaneously, security reliability of the present invention is good, and its stop is simple, and clinical manipulation is convenient, the multiple position requirement that it can satisfy anorectal surgery has high clinic actual value.
After the detailed description of reading embodiments of the present invention in conjunction with the accompanying drawings, it is clearer that characteristics of the present invention and advantage will become.
Description of drawings
Fig. 1 is the view of embodiments of the present invention when being locked in 0 ° of position of horizontal plane;
Fig. 2 is a seat board locating hole local enlarged diagram partly shown in Figure 1;
Fig. 3 is seat board dead axle shown in Figure 1, the cutaway view of Seat cover part;
Fig. 4 is embodiments of the present invention vertically, the view when 0 ° of horizontal plane goes to 90 °;
Fig. 5 is a B local enlarged diagram partly shown in Figure 4;
Fig. 6 be embodiments of the present invention in horizontal plane, the view when 0 ° forwards 180 ° of positions to;
Fig. 7 is a C local enlarged diagram partly shown in Figure 6;
Fig. 8 is that embodiments of the present invention are laterally, from the view of 8 grades of location of 0 ° of rotation branch of horizontal plane until 90 °;
Fig. 9 is a D local enlarged diagram partly shown in Figure 8;
Figure 10 is the structure chart of seat board dead axle;
Figure 11 is the Seat cover structure chart;
Figure 12 is the structure chart of button;
Figure 13 is the structure figure of removable pin;
Figure 14 is the structure chart of stage clip;
Figure 15 is the structure chart of rotation connection structure;
Figure 16 is the structure chart of resetting structure; And
Figure 17 is the structure chart of limit pull rod.
The specific embodiment
The present invention is further detailed explanation with an embodiment below, but should illustrate that protection scope of the present invention is not limited only to this.
Consult Fig. 1 to Fig. 3, a kind of leg plate structure of medical diagnosis and treatment bench, it comprises seat board dead axle 1, Seat cover 2, rotation connection structure 6, plate body 9; Seat board dead axle 1 is fixed on the table top of diagnosis and treatment bench 100, Seat cover 2 is enclosed within on the seat board dead axle 1, on this Seat cover 2, offer one first locating hole 21 and Seat cover 2 is extended with a gear mass 22, on these gear mass 22 circumferential edge, evenly be provided with several locating slots 221, as eight locating slots 221, on seat board dead axle 1, be provided with and first locating hole, 21 coaxial suitable seat board locating holes 11, in this seat board locating hole 11, be provided with stage clip 5, one removable pin, 4 one ends are close to stage clip 5 and this removable pin 4 other ends can stretch in first locating hole 21, and button 3 front ends stretch in first locating hole 21 and match with removable pin 4; Under the effect of stage clip 5, when first locating hole 21 and seat board locating hole 11 just when identical, removable pin 4 stretches into location fixed base plate dead axle 1 and Seat cover 2 in first locating hole 21, and when button 3 compressing removable pins 4, thereby in the removable pin 4 withdrawal seat board locating holes 11 and make Seat cover 2 break away from seat board dead axles 1 to form the structure that Seat cover 2 can rotate along seat board dead axle 1 in 0 °～180 ° scopes; Gear mass 22 is installed on the described rotation connection structure 6 in the mode of rotating, and plate body 9 is fixedlyed connected with rotation connection structure 6, one limit pull rod, 8 front ends are provided with projection 81, these limit pull rod 8 front ends pass rotation connection structure 6 and be provided with resetting structure 7 between described rotation connection structure 6, limit pull rods 8, the elastic force effect of the projection 81 of limit pull rod 8 by resetting structure 7 may be locked on each locating slot 221 of gear mass 22 and forms the structure that described rotation connection structure 6 could rotate and be locked in the relevant position along Seat cover 2, and resetting structure 7 is a back-moving spring.
Further improvement as the technical program, locating slot 221 can be eight, and above-mentioned locating slot 221 is that what evenly to be located at gear mass 22 circumferential edge is to make rotation connection structure 6 can rotate and be locked in the structure of relevant position along Seat cover 2 in 0 °～90 ° scopes on the quarter turn limit of basic point with the horizontal plane.
Further improvement as the technical program, rotation connection structure 6 comprises the clamping part 61 of front side, the hollow connecting rod portion 62 of rear side and the plate body connecting portion 63 of upside, see Figure 15, the front end of limit pull rod 8 passes connecting rod portion 62 and makes projection 81 suitable with the locating slot 221 that is rotatably installed in the gear mass 22 in the clamping part 61, and plate body 9 is fixedlyed connected with plate body connecting portion 63.
Consult Figure 11 to Figure 17, shown in each figure, visible successively seat board dead axle 1, Seat cover 2, button 3, removable pin 4, stage clip 5, rotation connection structure 6, resetting structure 7, limit pull rod 8.
When present embodiment was used, its operating state was as follows:
Operating state 1:
Consult Fig. 1 to Fig. 3, the leg plate structure rigid locking of the medical diagnosis and treatment bench of present embodiment is in 0 ° of position of horizontal plane.
Seat board dead axle 1 is fixed on the table top of diagnosis and treatment bench 100, button 3 can limited slip in first locating hole 21 of Seat cover 2, removable pin 4 is because of the elastic force effect of stage clip 5, make removable pin 4 stretch into location fixed base plate dead axle 1 and Seat cover 2 in first locating hole 21, thereby make the leg plate structure of the medical diagnosis and treatment bench of present embodiment be locked in 0 ° of position of horizontal plane.
Operating state 2:
Consult Fig. 4 to Fig. 5, the leg plate structure of the medical diagnosis and treatment bench of present embodiment from 0 ° of rotation of horizontal plane, divides 8 grades of location until 90 ° vertically.
On the basis of operating state 1, the leg plate structure of the medical diagnosis and treatment bench of present embodiment is locked in 0 ° of position of horizontal plane, at this moment, limit pull rod 8 is pulled outwardly, overcome the elastic force of resetting structure 7, projection 81 on the limit pull rod 8 has been left the locating slot 221 on the Seat cover 2, at this moment, plate body 9 is just rotatable, then, decontrols limit pull rod 8 again, under the elastic force effect of resetting structure 7, limit pull rod 8 can lock in one of any eight locating slots 221, thereby the leg plate structure of medical diagnosis and treatment bench that makes present embodiment can divide 8 grades of rigid lockings a relevant position of 0 ° to 90 ° vertically.
Operating state 3:
Consult Fig. 6 to Fig. 7, the leg plate structure of the medical diagnosis and treatment bench of present embodiment goes to 180 ° of positions from 0 ° in horizontal plane.
On the basis of operating state 1, the leg plate structure of the medical diagnosis and treatment bench of present embodiment is locked in 0 ° of position of horizontal plane, at this moment, pressing the button 3 elastic force that make removable pin 4 overcome stage clip 5 slides, to first locating hole 21 of removable pin 4 disengaging Seat covers 2, all parts of the structure that Seat cover 2 is associated with plate body 9 grades just can be around 1 rotation of seat board dead axle.When first locating hole 21 on the Seat cover 2 and the removable pin 4 that is positioned at seat board locating hole 11 are coaxial, under the elastic force effect of stage clip 5, make removable pin 4 firmly fixing with Seat cover 2, thereby make the leg plate structure of the medical diagnosis and treatment bench of present embodiment be locked in 180 ° of positions of horizontal plane seat board dead axle 1.
Operating state 4:
Consult Fig. 8 to Fig. 9, the leg plate structure of the medical diagnosis and treatment bench of present embodiment is laterally, and from 0 ° of rotation of horizontal plane, it divides 8 grades of location until 90 °.
On the basis of operating state 2, at this moment, limit pull rod 8 is pulled outwardly, has overcome the elastic force of resetting structure 7, the projection 81 on the limit pull rod 8 has been left the locating slot 221 of Seat cover 2, this moment, plate body 9 was just rotatable, decontrol limit pull rod 8, under the elastic force effect of resetting structure 7, limit pull rod 8 can lock in one of any eight locating slots 221, thereby the leg plate structure of medical diagnosis and treatment bench that makes present embodiment can divide the relevant position of 8 grades of rigid lockings in 0 ° to 90 ° laterally.
In sum, the leg plate structure of the medical diagnosis and treatment bench of present embodiment can go to 180 ° from 0 ° in horizontal plane, and laterally or vertically, can divide eight grades to go to 90 ° from 0 ° of level.
Though described embodiments of the present invention in conjunction with the accompanying drawings; but those skilled in the art can make various distortion or modification within the scope of the appended claims; as long as be no more than the described protection domain of claim of the present invention, all should be within protection scope of the present invention.
Claims (4)
1. the leg plate structure of a medical diagnosis and treatment bench, it is characterized in that: it comprises seat board dead axle (1), Seat cover (2), rotation connection structure (6), plate body (9); Described seat board dead axle (1) is fixed on the table top of diagnosis and treatment bench (100), Seat cover (2) is enclosed within on the seat board dead axle (1), on this Seat cover (2), offer one first locating hole (21) and Seat cover (2) is extended with a gear mass (22), on this gear mass (22) circumferential edge, evenly be provided with several locating slots (221), on described seat board dead axle (1), be provided with and the coaxial suitable seat board locating hole (11) of described first locating hole (21), in this seat board locating hole (11), be provided with stage clip (5), one removable pin (4) one ends are close to stage clip (5) and this removable pin (4) other end can stretch in first locating hole (21), and one button (3) front end stretch in first locating hole (21) and match with removable pin (4), under the effect of stage clip (5), when first locating hole (21) and seat board locating hole (11) just when identical, removable pin (4) stretches into location fixed base plate dead axle (1) and Seat cover (2) in first locating hole (21), and when button (3) compressing removable pin (4), in removable pin (4) the withdrawal seat board locating hole (11) and make Seat cover (2) break away from seat board dead axle (1) thus form the structure that Seat cover (2) can rotate along seat board dead axle (1) in 0 °～180 ° scopes; Described gear mass (22) is installed on the described rotation connection structure (6) in the mode of rotating, and plate body (9) is fixedlyed connected with rotation connection structure (6), one limit pull rod (8) front end is provided with projection (81), this limit pull rod (8) front end passes rotation connection structure (6) and in described rotation connection structure (6), be provided with resetting structure (7) between the limit pull rod (8), each locating slot (221) that the elastic force effect of the projection (81) of limit pull rod (8) by resetting structure (7) may be locked in gear mass (22) is gone up and is formed the structure that described rotation connection structure (6) could rotate and be locked in the relevant position along Seat cover (2).
2. the leg plate structure of a kind of medical diagnosis and treatment bench according to claim 1, it is characterized in that: described locating slot (221) is eight, and above-mentioned locating slot (221) is that what evenly to be located at gear mass (22) circumferential edge is to make rotation connection structure (6) can rotate and be locked in the structure of relevant position along Seat cover (2) in 0 °～90 ° scopes on the quarter turn limit of basic point with the horizontal plane.
3. the leg plate structure of a kind of medical diagnosis and treatment bench according to claim 1, it is characterized in that: described rotation connection structure (6) comprises the clamping part (61) of front side, the hollow connecting rod portion (62) of rear side and the plate body connecting portion (63) of upside, the front end of described limit pull rod (8) passes connecting rod portion (62) and makes projection (81) suitable with the locating slot (221) that is rotatably installed in the gear mass (22) in the clamping part (61), and plate body (9) is fixedlyed connected with plate body connecting portion (63).
4. the leg plate structure of a kind of medical diagnosis and treatment bench according to claim 1, it is characterized in that: described resetting structure (7) is a back-moving spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102761297A CN101919773B (en) | 2010-09-06 | 2010-09-06 | Leg plate structure of medical diagnosis and treatment bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102761297A CN101919773B (en) | 2010-09-06 | 2010-09-06 | Leg plate structure of medical diagnosis and treatment bench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101919773A CN101919773A (en) | 2010-12-22 |
| CN101919773B true CN101919773B (en) | 2011-08-31 |
Family
ID=43335171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102761297A Expired - Fee Related CN101919773B (en) | 2010-09-06 | 2010-09-06 | Leg plate structure of medical diagnosis and treatment bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101919773B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102512305B (en) * | 2011-12-07 | 2014-09-17 | 易金阳 | Foot pedal structure for medical operating table |
| CN102871817B (en) * | 2012-10-26 | 2015-07-15 | 迈柯唯医疗设备(苏州)有限公司 | Mechanical heavy load leg rest |
| US9713562B2 (en) * | 2015-02-06 | 2017-07-25 | Mizuho Orthopedic Systems, Inc. | Surgery table attachment apparatus |
| DE102019202918A1 (en) * | 2019-03-05 | 2020-09-10 | Siemens Healthcare Gmbh | Patient support facility |
| CN111110501B (en) * | 2020-01-10 | 2022-02-22 | 迈柯唯医疗设备(苏州)有限公司 | Leg plate of operating table and overturning and fixing mechanism thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4155753B2 (en) * | 2002-03-26 | 2008-09-24 | アトムメディカル株式会社 | Support |
| CN201070435Y (en) * | 2007-07-16 | 2008-06-11 | 王富生 | Novel simple multifunctional diagnosis bed |
| CN101496760B (en) * | 2008-02-03 | 2010-10-13 | 张少茹 | Hydraulic medical sick bed |
-
2010
- 2010-09-06 CN CN2010102761297A patent/CN101919773B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101919773A (en) | 2010-12-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101919773B (en) | Leg plate structure of medical diagnosis and treatment bench | |
| AU2014101295A4 (en) | Locking Device, Telescopic Rod And Mower Including The Locking Device | |
| JP2016527007A5 (en) | ||
| CN103356266B (en) | Disposable titanium clamp pincers synchronous different is to operating means | |
| CN204363434U (en) | Furniture drawer can location locking mechanism | |
| CN102813539B (en) | Linear cutting stitching instrument with travel indicating device | |
| CN203776973U (en) | Nail bin assembly and anastomat with nail bin assembly | |
| CN204878202U (en) | Portable electronic device and fixed pin module thereof | |
| CN204484226U (en) | A kind of counting assembly of titanium clamp pincers and apply the burst titanium clip of this counting assembly | |
| CN104068899B (en) | Splanchnocoel operation incision expander | |
| CN103006280A (en) | Band-knife stitching instrument with indicating device | |
| CN203564288U (en) | Linear anastomat | |
| CN203154213U (en) | Fast-to-assemble and disassemble holder | |
| CN209695311U (en) | A kind of clip type tumor extraction forceps equipped with visual record | |
| CN203647411U (en) | Anastomat and inner safety device thereof | |
| CN208403454U (en) | Automatically spring open eye-splice | |
| CN202568404U (en) | Multifunctional uterine manipulator | |
| CN209186691U (en) | A kind of electrocardiograph | |
| CN205286835U (en) | Mechanism is hidden to footrest of obstetric table | |
| CN210096025U (en) | Tension digital display device and traction bed traction structure | |
| CN205094534U (en) | Radial artery hemostatic instrument | |
| CN203042917U (en) | Moxa stick and compressed spring constraint and firmness device | |
| CN2854632Y (en) | Folding light box for viewing X-ray film | |
| CN202776438U (en) | Linear resection and suturing instrument with stroke indication device | |
| CN202995140U (en) | Closet type device convenient for viewing multiple groups of X-ray plates once |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN TEERAY MEDICAL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: KE WEI Effective date: 20130708 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 510040 GUANGZHOU, GUANGDONG PROVINCE TO: 518000 SHENZHEN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130708 Address after: 518000, No. 3, building 50, 1, B District, Taoyuan Industrial Street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen Tian Rui Medical Equipment Co., Ltd. Address before: 301 room 510040, Guangdong provincial science and Technology Department building, 171 Xin Xin Road, Guangdong, Guangzhou Patentee before: Ke Wei |
|
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN LEIHU MEDICAL EQUIPMENT MANUFACTURING CO. Free format text: FORMER NAME: SHENZHEN TEERAY MEDICAL EQUIPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518000, No. 3, building 50, 1, B District, Taoyuan Industrial Street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen tiger medical equipment manufacturing Co., Ltd. Address before: 518000, No. 3, building 50, 1, B District, Taoyuan Industrial Street, Nanshan District, Shenzhen, Guangdong Patentee before: Shenzhen Tian Rui Medical Equipment Co., Ltd. |
|
| CP02 | Change in the address of a patent holder |
Address after: 518000, Shenzhen District, Guangdong, Xixiang Huang Tian Yang Yang Industrial Zone, phase third, five floor, A District, Baoan District District Patentee after: Shenzhen tiger medical equipment manufacturing Co., Ltd. Address before: 518000, No. 3, building 50, 1, B District, Taoyuan Industrial Street, Nanshan District, Shenzhen, Guangdong Patentee before: Shenzhen tiger medical equipment manufacturing Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20190906 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |