CN204072282U - Detachable laminectomy rongeur - Google Patents
Detachable laminectomy rongeur Download PDFInfo
- Publication number
- CN204072282U CN204072282U CN201420485956.0U CN201420485956U CN204072282U CN 204072282 U CN204072282 U CN 204072282U CN 201420485956 U CN201420485956 U CN 201420485956U CN 204072282 U CN204072282 U CN 204072282U
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- CN
- China
- Prior art keywords
- clamp handle
- bottom sheet
- limited block
- left clamp
- upper slice
- 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.)
- Withdrawn - After Issue
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Abstract
This utility model relates to detachable laminectomy rongeur, by upper slice, bottom sheet, branchia shaft screw and left clamp handle composition, the rear portion of bottom sheet is the right clamp handle matched with left clamp handle, by branchia shaft screw cross-articulation between right clamp handle and left clamp handle, upper slice front end and bottom sheet front end are provided with machinable cutting edge, upper slice can slide along the longitudinal direction in bottom sheet, the upper end of described left clamp handle is provided with open slot, upper slice rear end is provided with bearing pin, bearing pin is arranged in open slot, the front end face of left clamp handle is provided with rotating limited block, limited block is positioned at the angle of left clamp handle and bottom sheet, limited block is strip, when the long end face of limited block is not inconsistent with bottom sheet, bearing pin can dissociate away from open slot.On it slice and be demountable structure between bottom sheet, realize spacing by the turn of limited block, after removal, whole laminectomy rongeur can be carried out cleaning and sterilizing, and the bloodstain remained in gap is removed thoroughly, effectively avoid cross infection.
Description
Technical field
This utility model relates to the technical field of medical apparatus and instruments, refers to a kind of laminectomy rongeur especially.
Background technology
Laminectomy rongeur is mainly used in stinging except or repairing vertebral plate bone and skull.The laminectomy rongeur used at present, by upper slice, bottom sheet, branchia shaft screw and left clamp handle form, the rear portion of bottom sheet is the right clamp handle matched with left clamp handle, by branchia shaft screw cross-articulation between right clamp handle and left clamp handle, upper slice front end and bottom sheet front end are provided with machinable cutting edge, upper slice and bottom sheet between vertically, left and right directions locks, and upper slice can slide along the longitudinal direction in bottom sheet, left clamp handle is same with upper slice rear end realized by screw hinged.During use, hold right clamp handle, by left clamp handle to the right clamp handle draw close, make slice to move forward, realize to vertebral plate bone or skull sting except or finishing.Its shortcoming is: due to laminectomy rongeur after a procedure; bloodstain to remain in slice in the gap between bottom sheet; and current used laminectomy rongeur can not be dismantled; even if whole laminectomy rongeur is carried out cleaning and sterilizing; the bloodstain remained in gap still can not be removed thoroughly; easily cause cross infection, bring hidden danger to patient.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of dismountable laminectomy rongeur.
For solving the problem, the technical solution adopted in the utility model is: detachable laminectomy rongeur, by upper slice, bottom sheet, branchia shaft screw and left clamp handle composition, the rear portion of bottom sheet is the right clamp handle matched with left clamp handle, by branchia shaft screw cross-articulation between right clamp handle and left clamp handle, upper slice front end and bottom sheet front end are provided with machinable cutting edge, upper slice can slide along the longitudinal direction in bottom sheet, the upper end of described left clamp handle is provided with open slot, upper slice rear end is provided with bearing pin, bearing pin is arranged in open slot, the front end face of left clamp handle is provided with rotating limited block, limited block is positioned at the angle of left clamp handle and bottom sheet, limited block is strip, when the long end face of limited block is not inconsistent with bottom sheet, bearing pin can dissociate away from open slot.
Described open slot is the arcuate groove of opening upwards.
Syndeton between described limited block and left clamp handle is: be provided with spring base in the front end face of left clamp handle, through hole is provided with in spring base, spring catch is provided with in through hole, the outer cover of spring catch is provided with spring, the hole wall of through hole is provided with step, the afterbody of spring catch is provided with boss, the two ends of spring respectively with step and boss inconsistent, the front end of spring catch is connected with limited block, the inner face of limited block is provided with semicircular stopper slot, match with it, the front end of spring base is semicircular limited post, it is spacing that limited post is arranged in stopper slot the hoop realized between limited block and spring base.
The front end upper wall of described bottom sheet is provided with front T type gib block, corresponds, upper slice front end lower wall is provided with front T type gathering sill; Upper slice rear end lower wall is provided with rear T-shaped gib block, corresponds, in the rear end upper wall of bottom sheet, be provided with rear T-shaped gathering sill.
Left and right support spring is provided with between described left clamp handle and right clamp handle.
The beneficial effects of the utility model are: above-mentioned detachable laminectomy rongeur, on it slice and be demountable structure between bottom sheet, realize spacing by the turn of limited block, can be after removal, whole laminectomy rongeur is carried out cleaning and sterilizing, and the bloodstain remained in gap is removed thoroughly, effectively avoids cross infection.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of bottom sheet in Fig. 1;
Fig. 3 is the structure for amplifying schematic diagram of Fig. 2 middle front part;
Fig. 4 is upper slice structural representation in Fig. 1;
Fig. 5 is the structure for amplifying schematic diagram of Fig. 4 middle front part;
Fig. 6 is the structural representation of left clamp handle in Fig. 1;
Fig. 7 is the sectional structure schematic diagram of Fig. 1;
Fig. 8 is the structural representation that this utility model is in detachable state;
Fig. 9 is the structural representation of the installation component part of limited block and left clamp handle;
Figure 10 is the sectional structure schematic diagram of Fig. 7;
Figure 11 is the structural representation of spring base and spring catch in Fig. 7;
Figure 12 is the structural representation of limited block;
In figure: 1, left clamp handle, 2, right clamp handle, 3, left and right support spring, 4, upper slice, 5, bottom sheet, 6, front T type gib block, 7, front T type gathering sill, 8, rear T-shaped gib block, 9, rear T-shaped gathering sill, 10, open slot, 11, bearing pin, 12, limited block, 13, spring base, 14, spring catch, 15, spring, 16, step, 17, boss, 18, stopper slot, 19, limited post, 20, rivet.
Detailed description of the invention
Below by specific embodiment, detachable laminectomy rongeur described in the utility model is described in further detail.
As shown in Figure 1, Figure 7 shows, detachable laminectomy rongeur, by upper slice 4, bottom sheet 5, branchia shaft screw and left clamp handle 1 form, the rear portion of bottom sheet 5 is the right clamp handle 2 matched with left clamp handle 1, by branchia shaft screw cross-articulation between right clamp handle 2 and left clamp handle 1, upper slice 4 front ends and bottom sheet 5 front end are provided with machinable cutting edge, upper slice 4 can to slide along the longitudinal direction in bottom sheet 5, as shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, the front end upper wall of described bottom sheet 5 is provided with front T type gib block 6, correspond, upper slice 4 front end lower wall on be provided with front T type gathering sill 7; Upper slice 4 rear end lower wall on be provided with rear T-shaped gib block 8, correspond, in the rear end upper wall of bottom sheet 5, be provided with rear T-shaped gathering sill 9.As shown in Figure 6, the upper end of described left clamp handle 1 is provided with open slot 10, and described open slot 10 is the arcuate groove of opening upwards, as shown in Figure 4, upper slice 4 rear end be provided with bearing pin 11, bearing pin 11 is arranged in open slot 10.As shown in Fig. 1, Fig. 8, the front end face of described left clamp handle 1 is provided with rotating limited block 12, and limited block 12 is positioned at the angle of left clamp handle 1 and bottom sheet 5, and limited block 12 is strip, when the long end face of limited block 12 is not inconsistent with bottom sheet 5, bearing pin 11 can dissociate away from open slot 10.
As Fig. 9, Figure 10, Figure 11, shown in Figure 12, syndeton between described limited block 12 and left clamp handle 1 is: be provided with spring base 13 in the front end face of left clamp handle 1, spring base 13 is connected with left clamp handle 1 by rivet 20, through hole is provided with in spring base 13, spring catch 14 is provided with in through hole, the outer cover of spring catch 14 is provided with spring 15, the hole wall of through hole is provided with step 16, the afterbody of spring catch 14 is provided with boss 17, the two ends of spring 15 respectively with step 16 and boss 17 inconsistent, the front end of spring catch 14 is connected with limited block 12, the inner face of limited block 12 is provided with semicircular stopper slot 18, match with it, the front end of spring base 13 is semicircular limited post 19, it is spacing that limited post 19 is arranged on the hoop realized between limited block 12 and spring base 13 in stopper slot 18.
Operation principle of the present utility model is: above-mentioned detachable laminectomy rongeur, when needs are dismantled, outside drawing limited block 12, now limited block 12 and spring catch 14 outwards movement in through-holes, the limited post 19 of spring base 13 is departed from from the stopper slot 18 of limited block 12, now limited block 12 can rotate 90 degree, as shown in Figure 8, after limited block 12 rotates, the long end face of limited block 12 is not inconsistent with bottom sheet 5, left clamp handle 1 and right clamp handle 2 are under the effect of reseting shrapnel, maximum angle state can be in, now, upper slice front T type gib block between 4 and bottom sheet 56 is separated with front T type gathering sill 7, rear T-shaped gib block 8 is separated with rear T-shaped gathering sill 9, bearing pin 11 can dissociate away from open slot 10, 4 upwards can to take out upper slice, thus cleaning can be realized.
The above embodiments are the principle of illustrative the invention and effect thereof only, and the embodiment that part is used, but not for limiting this utility model; It should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from this utility model creation design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (5)
1. detachable laminectomy rongeur, by upper slice, bottom sheet, branchia shaft screw and left clamp handle composition, the rear portion of bottom sheet is the right clamp handle matched with left clamp handle, by branchia shaft screw cross-articulation between right clamp handle and left clamp handle, upper slice front end and bottom sheet front end are provided with machinable cutting edge, upper slice can slide along the longitudinal direction in bottom sheet, it is characterized in that: the upper end of described left clamp handle is provided with open slot, upper slice rear end is provided with bearing pin, bearing pin is arranged in open slot, the front end face of left clamp handle is provided with rotating limited block, limited block is positioned at the angle of left clamp handle and bottom sheet, limited block is strip, when the long end face of limited block is not inconsistent with bottom sheet, bearing pin can dissociate away from open slot.
2. detachable laminectomy rongeur according to claim 1, is characterized in that: described open slot is the arcuate groove of opening upwards.
3. detachable laminectomy rongeur according to claim 1 and 2, it is characterized in that: the syndeton between described limited block and left clamp handle is: in the front end face of left clamp handle, be provided with spring base, through hole is provided with in spring base, spring catch is provided with in through hole, the outer cover of spring catch is provided with spring, the hole wall of through hole is provided with step, the afterbody of spring catch is provided with boss, the two ends of spring respectively with step and boss inconsistent, the front end of spring catch is connected with limited block, the inner face of limited block is provided with semicircular stopper slot, match with it, the front end of spring base is semicircular limited post, it is spacing that limited post is arranged in stopper slot the hoop realized between limited block and spring base.
4. detachable laminectomy rongeur according to claim 1 and 2, is characterized in that: the front end upper wall of described bottom sheet is provided with front T type gib block, corresponds, and upper slice front end lower wall is provided with front T type gathering sill; Upper slice rear end lower wall is provided with rear T-shaped gib block, corresponds, in the rear end upper wall of bottom sheet, be provided with rear T-shaped gathering sill.
5. detachable laminectomy rongeur according to claim 1 and 2, is characterized in that: be provided with left and right support spring between described left clamp handle and right clamp handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485956.0U CN204072282U (en) | 2014-08-27 | 2014-08-27 | Detachable laminectomy rongeur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485956.0U CN204072282U (en) | 2014-08-27 | 2014-08-27 | Detachable laminectomy rongeur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204072282U true CN204072282U (en) | 2015-01-07 |
Family
ID=52165054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420485956.0U Withdrawn - After Issue CN204072282U (en) | 2014-08-27 | 2014-08-27 | Detachable laminectomy rongeur |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204072282U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104146752A (en) * | 2014-08-27 | 2014-11-19 | 江苏百易得医疗科技有限公司 | Detachable vertebral plate rongeur |
| CN105662528A (en) * | 2016-04-21 | 2016-06-15 | 贾新奎 | Laminectomy rongeur |
| CN107212909A (en) * | 2016-03-21 | 2017-09-29 | 广州兴龙智慧医疗科技有限公司 | A kind of rongeur |
-
2014
- 2014-08-27 CN CN201420485956.0U patent/CN204072282U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104146752A (en) * | 2014-08-27 | 2014-11-19 | 江苏百易得医疗科技有限公司 | Detachable vertebral plate rongeur |
| CN104146752B (en) * | 2014-08-27 | 2016-06-22 | 江苏百易得医疗科技有限公司 | Detachable laminectomy rongeur |
| CN107212909A (en) * | 2016-03-21 | 2017-09-29 | 广州兴龙智慧医疗科技有限公司 | A kind of rongeur |
| CN107212909B (en) * | 2016-03-21 | 2023-04-28 | 力迈德医疗（广州）有限公司 | Rongeur |
| CN105662528A (en) * | 2016-04-21 | 2016-06-15 | 贾新奎 | Laminectomy rongeur |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160622 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |