CN104138322A - Clamping device for side guide rail of operating bed - Google Patents
Clamping device for side guide rail of operating bed Download PDFInfo
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- CN104138322A CN104138322A CN201410403575.8A CN201410403575A CN104138322A CN 104138322 A CN104138322 A CN 104138322A CN 201410403575 A CN201410403575 A CN 201410403575A CN 104138322 A CN104138322 A CN 104138322A
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- operation table
- side rails
- table side
- clamping
- clamping part
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Abstract
The invention relates to a clamping device for a side guide rail of an operating bed. The clamping device comprises a shell, an inner clamping block, a shaft, a torsional spring and a handle, wherein the shell is provided with a first clamping part, a second clamping part and a third clamping part; the inner clamping block is provided with a fourth clamping part and a fifth clamping part; the shaft comprises a first section, a second section, a third section and a fourth section which are sequentially arranged along the axial direction, wherein the first section, the second section and the fourth section are coaxial, and the third section is eccentric; the shell comprises a first shell hole and a second shell hole which are respectively located at two sides of the axial direction of the shell, wherein the first shell hole is rotatably matched with the second section, and the second shell hole is rotatably matched with the fourth section; the inner clamping block comprises an inner clamping block hole extending along the axial direction, and the inner clamping block hole is rotatably matched with the third section; the handle comprises a handle hole which is unrotatably matched with the first section; and the third section is sleeved by the torsional spring. The clamping device has the following beneficial technical effects that accessories of an operating bed can be rapidly and reliably connected with and separated from a side guide rail, and the clamping device is suitable for side guide rails with different sizes and any positions on the side guide rails.
Description
Technical field
The present invention relates to a kind of operation table side rails clamping device, relate in particular to a kind of operation table side rails clamping device for operation table adnexa being fixed to operation table side rails and discharging from operation table side rails.
Background technology
At present, in medical field, in the time that patient is performed the operation, usually need fixing operation table adnexa such as palm, lower limb plate.Existing a kind of operation table side rails clamping device, operation table adnexa is fixed on this operation table side rails clamping device by welding or alternate manner, and this operation table side rails clamping device is clamped and fastened on operation table side rails again.
As shown in Figure 1, its top power by clamp screws 101 realizes fixing on operation table side rails 100 to existing this operation table side rails clamping device.The shortcoming of this scheme is: it is longer that clamp screws screws the spent time; Some operation table adnexaes can affect and screw the required working place of clamp screws.
Summary of the invention
An object of the present invention is the above-mentioned defect that overcomes existing operation table side rails clamping device, a kind of operation table side rails clamping device is provided, it can be realized operation table adnexa and is connected fast, reliably and separates with operation table side rails, is applicable to the optional position on operation table side rails and the operation table side rails of different size.
Above object of the present invention realizes by a kind of operation table side rails clamping device, described operation table side rails clamping device is for being fixed to operation table side rails by operation table adnexa and discharging from operation table side rails, wherein, described operation table side rails clamping device comprises shell, internal clamping block, axle, torsion spring and handle, described shell is provided with the first clamping part for clamping described operation table side rails, the second clamping part and the 3rd clamping part, described internal clamping block is provided with the 4th clamping part and the 5th clamping part for clamping described operation table side rails, described axle comprises the first paragraph being arranged in order vertically, second segment, the 3rd section and the 4th section, wherein, described first paragraph, described second segment and described the 4th section are coaxial, described the 3rd section is eccentric, described shell comprises the first shell aperture and the second housing hole that lay respectively at its axial both sides, described the first shell aperture coordinates rotationally with the second segment of described axle, the 4th section of described second housing hole and described axle coordinates rotationally, described internal clamping block comprises the internal clamping block hole of extending vertically, the 3rd section of described internal clamping block hole and described axle coordinates rotationally, described handle comprises the grip hole coordinating un-rotatably with the first paragraph of described axle, described torsion spring set is located on the 3rd section of described axle.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: can realize operation table adnexa and be connected fast, reliably and separate with operation table side rails, be applicable to the optional position on operation table side rails and the operation table side rails of different size.
Preferably, described handle comprises accommodation section, described shell comprises teeth groove, described operation table side rails clamping device also comprises release-push, described release-push is positioned at described accommodation section, described release-push comprises groove, is arranged at fixture block and spring in described groove, one end of described fixture block and described spring contact, and the other end of described fixture block can snap in the teeth groove of described shell.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: the accident that can prevent handle is opened, and further prevents that the unexpected of operation table side rails clamping device from discharging.
Preferably, the quantity of described groove, described fixture block, described spring is two.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: by suitable groove, fixture block, number of springs, can further effectively prevent that the unexpected of operation table side rails clamping device from discharging.
Preferably, described handle also comprises two spring grooves, for receiving respectively the end of two described springs.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: can receive securely spring, make the installation of release-push more firm.
Preferably, described release-push also comprises strip hole, and pin passes described strip hole and matches with the circular hole on described handle.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: can make release-push install firm and be shifted conveniently.
Preferably, described operation table side rails clamping device can present open mode, pre-clamp position and clamp position, in described open mode, described the 4th clamping part does not contact with described operation table side rails with the 5th clamping part, in described pre-clamp position, described the first clamping part, the second clamping part, the 3rd clamping part and the 4th clamping part contact with described operation table side rails, in described clamp position, described the first clamping part, the second clamping part, the 3rd clamping part, the 4th clamping part and the 5th clamping part contact with described operation table side rails.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: operation table side rails clamping device can switch between different conditions, and under clamp position, realizes operation table side rails clamping device and the solid and reliable clamping of operation table side rails.
Preferably, in described clamp position, described the first clamping part, the second clamping part, the 3rd clamping part, the 4th clamping part and the 5th clamping part respectively top-left position, on position, middle right position, middle upper/lower positions contact with described operation table side rails with position, lower-left.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: can realize the more solid and reliable clamping of operation table side rails clamping device and operation table side rails.
Preferably, the 3rd section of described axle is provided with screw, and described internal clamping block comprises the screw slots that are positioned at middle part, and described screw is positioned at described screw slots.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: can limit the range of movement of screw, when screw is contacted with screw slots, can drive internal clamping block rotating opening.
Preferably, the diameter of described the first shell aperture is larger than the diameter in described second housing hole, and the diameter of the second segment of described axle is larger than the diameter of the 4th section of described axle.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: can facilitate the processing of shell and axle.
Preferably, the outer end of described torsion spring is against the medial surface of described shell, and the inner of described torsion spring is against the lateral surface of described internal clamping block.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: can make the installation of torsion spring comparatively firm.
Preferably, described teeth groove comprises multistage, and two described fixture blocks stagger half grade up and down.
According to technique scheme, operation table side rails clamping device of the present invention can play following useful technique effect: can make the movement of handle meticulousr, and make the movement of internal clamping block meticulousr, thereby realize operation table side rails clamping device and the more solid and reliable clamping of operation table side rails.
Brief description of the drawings
Fig. 1 is the schematic diagram of the operation table side rails clamping device of prior art.
Fig. 2 is the schematic perspective view of the operation table side rails clamping device of one embodiment of the invention.
Fig. 3 (a)-3 (f) is respectively the schematic perspective view of shell, axle, torsion spring, internal clamping block, handle and the release-push of the operation table side rails clamping device of one embodiment of the invention.
Fig. 4 (a) and 4 (b) are respectively handle and schematic perspective view and the cross-sectional schematic of release-push under assembled state of the operation table side rails clamping device of one embodiment of the invention.
Fig. 5 (a)-5 (e) is respectively the operation table side rails clamping device of one embodiment of the invention schematic side view in the time of different conditions.
Reference numerals list:
1, shell;
2, internal clamping block;
3, axle;
4, torsion spring;
5, handle;
6, release-push;
11, the first clamping part;
12, the second clamping part;
13, the 3rd clamping part;
14, the 4th clamping part;
15, the 5th clamping part;
16, teeth groove;
21, the first shell aperture;
22, second housing hole;
23, internal clamping block hole;
24, screw slots;
31, first paragraph;
32, second segment;
33, the 3rd section;
34, the 4th section;
35, screw;
36, screw hole;
41, torsion spring outer end;
42, torsion spring the inner;
51, grip hole;
52, accommodation section;
53, spring groove;
54, circular hole;
61, groove;
62, fixture block;
63, spring;
64, strip hole;
65, pin;
100, operation table side rails;
101, clamp screws.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the invention will be further described; set forth in the following description more details so that fully understand the present invention; but the present invention obviously can implement with the multiple alternate manner that is different from this description; those skilled in the art can roughly promote, deduce according to practical situations without prejudice to intension of the present invention in the situation that, therefore should be with content constraints protection scope of the present invention of this specific embodiment.
Fig. 2 is the schematic perspective view of the operation table side rails clamping device of one embodiment of the invention.Fig. 3 (a)-3 (f) is respectively the schematic perspective view of shell, axle, torsion spring, internal clamping block, handle and the release-push of the operation table side rails clamping device of one embodiment of the invention.
The operation table side rails clamping device of one embodiment of the invention is for being fixed to operation table side rails 100 by operation table adnexa and discharging from operation table side rails 100, this operation table side rails clamping device comprises shell 1, internal clamping block 2, axle 3, torsion spring 4 and handle 5, shell 1 is provided with the first clamping part 11 for clamping operation table side rails 100, the second clamping part 12 and the 3rd clamping part 13, internal clamping block 2 is provided with the 4th clamping part 14 and the 5th clamping part 15 for clamping operation table side rails 100, axle 3 comprises the first paragraph 31 being arranged in order vertically, second segment 32, the 3rd section 33 and the 4th section 34, wherein, first paragraph 31, second segment 32 and the 4th section 34 are coaxial, the 3rd section 33 is eccentric, shell 1 comprises the first shell aperture 21 and the second housing hole 22 that lay respectively at its axial both sides, the first shell aperture 21 coordinates rotationally with the second segment 32 of stating axle 3, the 4th section 34 of second housing hole 22 and axle 3 coordinates rotationally, internal clamping block 2 comprises the internal clamping block hole 23 of extending vertically, the 3rd section 33 of internal clamping block hole 23 and axle 3 coordinates rotationally, handle 5 comprises the grip hole 51 coordinating un-rotatably with the first paragraph 31 of axle 3, torsion spring 4 is set on the 3rd section 33 of axle 3.
Like this, operation table side rails clamping device of the present invention can be realized operation table adnexa and is connected fast, reliably and separates with operation table side rails, is applicable to the optional position on operation table side rails and the operation table side rails of different size.
Fig. 4 (a) and 4 (b) are respectively handle and schematic perspective view and the cross-sectional schematic of release-push under assembled state of the operation table side rails clamping device of one embodiment of the invention.
Preferably, as shown in Fig. 4 (a) and 4 (b), handle 5 comprises accommodation section 52, shell 1 comprises teeth groove 16, operation table side rails clamping device also comprises release-push 6, and release-push 6 is positioned at accommodation section 52, and release-push 6 comprises groove 61, is arranged at fixture block 62 and spring 63 in groove, one end of fixture block 62 contacts with spring 63, and the other end of fixture block 62 can snap in the teeth groove 16 of shell 1.
Like this, can prevent that the accident of handle from opening, further prevent that the unexpected of operation table side rails clamping device from discharging.
Certainly, those skilled in the art are appreciated that on basis of the present invention, the technical scheme that comprises release-push is only a preferred embodiments, the technical scheme that does not comprise release-push can realize object of the present invention equally, realize operation table adnexa and be connected fast, reliably and separate with operation table side rails, be applicable to the optional position on operation table side rails and the operation table side rails of different size.Therefore within the technical scheme that, does not comprise release-push falls into protection scope of the present invention equally.
Preferably,, as shown in Fig. 4 (a) and 4 (b), the quantity of groove 61, fixture block 62, spring 63 is two.
Certainly, those skilled in the art are appreciated that on basis of the present invention it is only a preferred embodiments that the quantity of groove, fixture block, spring is two, and their quantity is not limited to two, also can adopt other quantity, for example one, three etc.Within such modification falls into protection scope of the present invention equally.
Preferably, as shown in Fig. 4 (b), handle 5 also comprises two spring grooves 53, for receiving respectively the end (right part shown in Fig. 4 (b)) of two springs 63.
Preferably, as shown in Fig. 3 (e) and 3 (f), release-push 6 also comprises strip hole 64, and pin 65 passes strip hole 64 and matches with the circular hole 54 on handle 5.
Fig. 5 (a)-5 (e) is respectively the operation table side rails clamping device of one embodiment of the invention schematic side view in the time of different conditions.
Preferably, as shown in Fig. 5 (a)-5 (e), operation table side rails clamping device can present open mode (as shown in Fig. 5 (a) and Fig. 5 (e)), pre-clamp position (as shown in Fig. 5 (b) and Fig. 5 (d)) and clamp position (as shown in Fig. 5 (c)), in open mode, the 4th clamping part 14 does not contact with operation table side rails 100 with the 5th clamping part 15, in pre-clamp position, the first clamping part 11, the second clamping part 12, the 3rd clamping part 13 contacts with operation table side rails 100 with the 4th clamping part 14, in clamp position, the first clamping part 11, the second clamping part 12, the 3rd clamping part 13, the 4th clamping part 14 contacts with operation table side rails 100 with the 5th clamping part 15.
That is to say, in open mode, operation table side rails clamping device does not contact with operation table side rails 100 or 3 contacts at the most; In pre-clamp position, operation table side rails clamping device contacts with 100 4 of operation table side rails; In clamp position, operation table side rails clamping device contacts with 100 5 of operation table side rails.
Preferably, as shown in Fig. 5 (c), in clamp position, the first clamping part 11, the second clamping part 12, the 3rd clamping part 13, the 4th clamping part 14 and the 5th clamping part 15 respectively top-left position, on position, middle right position, middle upper/lower positions contact with operation table side rails with position, lower-left.
It should be noted that used herein " on ", just the present invention and the exemplary direction that defines for convenience of description such as D score, 'fornt', 'back', " left side ", " right side ".For example, as shown in Fig. 5 (a)-5 (e), on paper side direction be " on ", paper lower side is to being D score, paper left direction is " left side ", paper right direction is " right side ".Certainly, those skilled in the art on basis of the present invention, be appreciated that also and can otherwise define " on ", the direction such as D score, 'fornt', 'back', " left side ", " right side ", within falling into protection scope of the present invention equally.
Note also that, be positioned at top although all show the first and second clamping parts of shell in accompanying drawing of the present invention with respect to operation table side rails, the the 4th and the 5th clamping part of internal clamping block is positioned at below with respect to operation table side rails, but those skilled in the art are appreciated that on basis of the present invention, also their position relationship is put upside down,, the first and second clamping parts of shell are positioned at below with respect to operation table side rails, and the 4th and the 5th clamping part of internal clamping block is positioned at top with respect to operation table side rails.Within such modification falls into protection scope of the present invention equally.
Preferably, the 3rd section 33 of axle 3 is provided with screw 35, and internal clamping block 2 comprises the screw slots 24 that are positioned at middle part, and screw 35 is positioned at screw slots 24.Preferably, the 3rd section 33 of axle 3 is provided with screw hole 36, and screw 35 is screwed into screw hole 36 to be fixed on the 3rd section 33 of axle 3.Screw slots 24 can be used for limiting the range of movement of screw 35.
Preferably, the diameter of the first shell aperture 21 is larger than the diameter in second housing hole 22, and the diameter of the 4th section 34 of the straight diameter ratio shaft 3 of the second segment 32 of axle 3 is large.
Preferably, the outer end 41 of torsion spring 4 is against the medial surface of shell 1, and the inner 42 of torsion spring 4 is against the lateral surface of internal clamping block 2.Like this, can make the installation of torsion spring comparatively firm.
Certainly, those skilled in the art are appreciated that on basis of the present invention, the above-mentioned mounting means of torsion spring is only a preferred embodiments, torsion spring also can be against the medial surface of shell and the lateral surface of internal clamping block, but separate certain interval with the medial surface of shell and the lateral surface of internal clamping block, such modification can realize object of the present invention equally, realize operation table adnexa and be connected fast, reliably and separate with operation table side rails, be applicable to the optional position on operation table side rails and the operation table side rails of different size.Within such modification falls into protection scope of the present invention equally.
Preferably, teeth groove 16 comprises multistage, and as shown in Fig. 3 (f) and 4 (a), two fixture blocks 62,62 stagger half grade up and down.
Certainly, those skilled in the art are appreciated that on basis of the present invention, it is only a preferred embodiments that the quantity of fixture block is two, their quantity is not limited to two, also can adopt other quantity, for example one, three etc. is for example three in the quantity of fixture block, three fixture blocks, the three/one-level that can stagger up and down.Within such modification falls into protection scope of the present invention equally.
As shown in Fig. 5 (a)-5 (e), the working method of the operation table side rails clamping device of one embodiment of the invention is as follows:
First,, as shown in Fig. 5 (a), the first to the 5th clamping part 11-15 of operation table side rails clamping device does not contact with operation table side rails 100.
Then, as shown in Fig. 5 (e), lift handle 5 and make screw 35 drive internal clamping block 2 to open (, in open mode), operation table side rails clamping device is positioned on operation table side rails 100.
Then, as shown in Fig. 5 (b), due to the elastic force effect of torsion spring, operation table side rails clamping device is in pre-clamp position, and the first clamping part 11, the second clamping part 12, the 3rd clamping part 13 contact with operation table side rails 100 with the 4th clamping part 14.
Then, as shown in Fig. 5 (c), pressing down handle 5 rotates axle 3, the top-left position from Fig. 5 (b) moves to the upper-right position in Fig. 5 (c) with respect to the 4th section 34 of axle 3 for the 3rd section 33 of bias by axle 3, drive the 5th clamping part 15 of internal clamping block 2 to move from left to right, thereby the 5th clamping part 15 also contacts with operation table side rails 100, realizes the clamp position of 5 contacts, clamps securely operation table side rails 100.
Like this, just realize the clamping process of operation table side rails clamping device.It should be noted that in said process, preferably, the fixture block 62 of release-push 6 snaps in the teeth groove 16 of shell 1 by the effect of spring 63, prevents that the accident of handle 5 from opening.
If operation table side rails clamping device will be discharged from operation table side rails 100, preferably, press down release-push 6, the effect that overcomes spring 63 makes fixture block 62 separate with teeth groove 16.
Then, as shown in Fig. 5 (d), on pull handle 5, axle 3 is rotated, the upper-right position from Fig. 5 (c) moves to the top-left position in Fig. 5 (d) with respect to the 4th section 34 of axle 3 for the 3rd section 33 of bias by axle 3, drive the 5th clamping part 15 of internal clamping block 2 to move from right to left, get back to the pre-clamp position of 4 contacts.
Then, as shown in Fig. 5 (e), lift handle 5 and make screw 35 drive internal clamping block 2 to open (, in open mode), can realize operation table side rails clamping device and discharge from operation table side rails 100.
By reference to the accompanying drawings the present invention is exemplarily described above, obvious specific implementation of the present invention is not subject to the restriction of above-mentioned embodiment.Those skilled in the art can, not departing under the prerequisite of the technology of the present invention design, make various amendments or modification to the present invention, within these amendments or modification also fall into protection scope of the present invention certainly.
Claims (11)
1. an operation table side rails clamping device, for operation table adnexa being fixed to operation table side rails and discharging from operation table side rails, it is characterized in that, described operation table side rails clamping device comprises shell, internal clamping block, axle, torsion spring and handle, described shell is provided with the first clamping part for clamping described operation table side rails, the second clamping part and the 3rd clamping part, described internal clamping block is provided with the 4th clamping part and the 5th clamping part for clamping described operation table side rails, described axle comprises the first paragraph being arranged in order vertically, second segment, the 3rd section and the 4th section, wherein, described first paragraph, described second segment and described the 4th section are coaxial, described the 3rd section is eccentric, described shell comprises the first shell aperture and the second housing hole that lay respectively at its axial both sides, described the first shell aperture coordinates rotationally with the second segment of described axle, the 4th section of described second housing hole and described axle coordinates rotationally, described internal clamping block comprises the internal clamping block hole of extending vertically, the 3rd section of described internal clamping block hole and described axle coordinates rotationally, described handle comprises the grip hole coordinating un-rotatably with the first paragraph of described axle, described torsion spring set is located on the 3rd section of described axle.
2. operation table side rails clamping device as claimed in claim 1, it is characterized in that, described handle comprises accommodation section, described shell comprises teeth groove, described operation table side rails clamping device also comprises release-push, and described release-push is positioned at described accommodation section, and described release-push comprises groove, is arranged at fixture block and spring in described groove, one end of described fixture block and described spring contact, the other end of described fixture block can snap in the teeth groove of described shell.
3. operation table side rails clamping device as claimed in claim 2, is characterized in that, the quantity of described groove, described fixture block, described spring is two.
4. operation table side rails clamping device as claimed in claim 3, is characterized in that, described handle also comprises two spring grooves, for receiving respectively the end of two described springs.
5. operation table side rails clamping device as claimed in claim 2, is characterized in that, described release-push also comprises strip hole, and pin passes described strip hole and matches with the circular hole on described handle.
6. operation table side rails clamping device as claimed in claim 1, it is characterized in that, described operation table side rails clamping device can present open mode, pre-clamp position and clamp position, in described open mode, described the 4th clamping part does not contact with described operation table side rails with the 5th clamping part, in described pre-clamp position, described the first clamping part, the second clamping part, the 3rd clamping part contacts with described operation table side rails with the 4th clamping part, in described clamp position, described the first clamping part, the second clamping part, the 3rd clamping part, the 4th clamping part contacts with described operation table side rails with the 5th clamping part.
7. operation table side rails clamping device as claimed in claim 6, it is characterized in that, in described clamp position, described the first clamping part, the second clamping part, the 3rd clamping part, the 4th clamping part and the 5th clamping part respectively top-left position, on position, middle right position, middle upper/lower positions contact with described operation table side rails with position, lower-left.
8. operation table side rails clamping device as claimed in claim 1, is characterized in that, the 3rd section of described axle is provided with screw, and described internal clamping block comprises the screw slots that are positioned at middle part, and described screw is positioned at described screw slots.
9. operation table side rails clamping device as claimed in claim 1, is characterized in that, the diameter of described the first shell aperture is larger than the diameter in described second housing hole, and the diameter of the second segment of described axle is larger than the diameter of the 4th section of described axle.
10. operation table side rails clamping device as claimed in claim 1, is characterized in that, the outer end of described torsion spring is against the medial surface of described shell, and the inner of described torsion spring is against the lateral surface of described internal clamping block.
11. operation table side rails clamping devices as claimed in claim 3, is characterized in that, described teeth groove comprises multistage, and two described fixture blocks stagger half grade up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410403575.8A CN104138322B (en) | 2014-08-15 | 2014-08-15 | Operation table side rails clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410403575.8A CN104138322B (en) | 2014-08-15 | 2014-08-15 | Operation table side rails clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104138322A true CN104138322A (en) | 2014-11-12 |
| CN104138322B CN104138322B (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410403575.8A Active CN104138322B (en) | 2014-08-15 | 2014-08-15 | Operation table side rails clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104138322B (en) |
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| CN104873233A (en) * | 2015-05-15 | 2015-09-02 | 泰兴市中源医疗器械厂 | Pole clamping device for surgical incision expander |
| CN105596173A (en) * | 2016-01-28 | 2016-05-25 | 北京柏惠维康科技有限公司 | Connecting device and surgical system |
| CN109106549A (en) * | 2018-09-29 | 2019-01-01 | 哈尔滨市华锡尔医疗器械有限公司 | It is a kind of applied to operation bed leg plate, backboard, head plate locking mechanism |
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| CN109106549B (en) * | 2018-09-29 | 2023-10-24 | 哈尔滨市华锡尔医疗器械有限公司 | Locking mechanism applied to leg plate, back plate and head plate of operation bed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104138322B (en) | 2016-08-31 |
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