CN209074828U - A kind of kneecap needle fixation device - Google Patents
A kind of kneecap needle fixation device Download PDFInfo
- Publication number
- CN209074828U CN209074828U CN201821047854.5U CN201821047854U CN209074828U CN 209074828 U CN209074828 U CN 209074828U CN 201821047854 U CN201821047854 U CN 201821047854U CN 209074828 U CN209074828 U CN 209074828U
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- CN
- China
- Prior art keywords
- kneecap
- fixing seat
- hole
- shell
- interior bar
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- 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.)
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Abstract
The utility model discloses a kind of kneecap needle fixation devices, its key points of the technical solution are that including the first fixing seat and the second fixing seat being rotationally connected on the first fixing seat end, sliding slot is provided in first fixing seat, screw rod is provided on the length direction of sliding slot, slipping block is socketed on the screw rod, the slipping block is by screw rod in moving horizontally in sliding slot, connecting plate is provided on the slipping block, connecting plate is also equipped in second fixing seat, two connecting plates are fixed with two kneecap needles by bolt clamping respectively, the kneecap needle includes hollow shell, with nested hollow interior bar inside the shell, first through hole is provided on the side wall of the shell, second through-hole is set on the position opposite with first through hole position in the interior bar, first through hole and the second lead to the hole site phase after the interior bar and shell rotation Mutually dislocation, convenient for extracting the effect of tissue fluid observation and fixed kneecap.
Description
Technical field
The utility model relates to the field of medical instrument technology, particularly, are related to a kind of kneecap needle fixation device.
Background technique
When kneecap needle fixation device is mainly used for kneecap rupture, positioned using kneecap for kneecap, so that broken
The kneecap split heals again.
Currently, application No. is the Chinese patents of CN201520497964.1 to disclose a kind of fixator of orthopaedic trauma fracture
Tool, especially a kind of external fixer for patellar fracture.It includes fixing bracket, and Kirschner wire, the Kirschner wire is provided with
Two, the both ends of two Kirschner wires pass through fixed bracket respectively and connect.
Above structure provides a kind of fixed form, but function is simple, using being above restricted.When operator carries out
When use, often need to the sampling and chemical examination that carry out some tissue fluid, due to use above-mentioned fixed form, to sampling and
There are improvable spaces for the observation of medical procedure.
Utility model content
In view of this, the utility model aim is to provide a kind of kneecap needle fixation device, have convenient for extracting tissue fluid and seeing
Examine and fix the effect of kneecap.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of kneecap needle fixation device, including the
One fixing seat and the second fixing seat being rotationally connected on the first fixing seat end are provided with sliding slot, edge in the first fixing seat
Be provided with screw rod on the length direction of sliding slot, slipping block is socketed on the screw rod, the slipping block is by screw rod in sliding slot
It inside moves horizontally, connecting plate is provided on the slipping block, connecting plate is also equipped in second fixing seat, two described tight
Gu piece is fixed with two kneecap needles by bolt clamping respectively, the kneecap needle include hollow shell with it is nested inside the shell
Hollow interior bar, be provided with first through hole on the side wall of the shell, the portion opposite with first through hole position in the interior bar
Second through-hole, first through hole and the second lead to the hole site mutual dislocation after the interior bar and shell rotation are set on position.
By above-mentioned setting, the first fixing seat is gripped by connecting plate there are two kneecap needle, and two kneecap needles are used for
A part of kneecap of fixed rupture；By connecting plate equally fixation, there are two kneecap needle, this two kneecap needles in second fixing seat
It for fixing another part kneecap, is adjusted by the rotation between the first fixing seat and the second fixing seat, realizes the position of two kneecaps
Adjustment is set, can also be adjusted by screw rod kneecap and is closed, the first fixing seat and the second fixing seat are in human external
, kneecap needle is to be pierced into kneecap, so kneecap needle, which can touch human body skin and flesh tissue, works as first through hole due to hollow structure
When with the second lead to the hole site face, tissue fluid can be entered in interior bar at this time, and by extracting, tissue fluid can be effectively right in interior bar
The human body state of an illness is analyzed, convenient for the observation state of an illness.It, then can be by rotating interior bar, so that first when not needing to extract
Through-hole and the second lead to the hole site are staggered, and realize closing.
Preferably, one end of the shell is sharp portion, and the other end of shell is socketed with sealing and emits.
By above-mentioned setting, for the sharp portion of shell convenient for being pierced into kneecap, sealing, which emits, advantageously forms sealed environment, prevents different
Object enters.
Preferably, the rotation connection of first fixing seat and the second fixing seat includes the pivot for wearing the two, screw thread company
It is connected to pivot ends and forbids the nut of rotation for fastening pivot.
By above-mentioned setting, the first fixing seat and the second fixing seat can effectively be fixed by nut, avoid turning for the two
It is dynamic.
Preferably, the hollow diameters of the interior bar are 1-2mm.
By above-mentioned setting, interior bar is hollow, convenient for extracting tissue fluid.
The utility model has the technical effect that following aspect: various ways can be adjusted, easy to operate letter
It is single, can effectively tissue fluid be collected and extracted, be conducive to observe and track the state of an illness.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment；
Fig. 2 is the structure sectional view of kneecap needle in embodiment.
Appended drawing reference: 1, the first fixing seat；11, sliding slot；2, the second fixing seat；3, screw rod；4, slipping block；5, connecting plate；
6, kneecap needle；61, shell；62, interior bar；63, first through hole；64, the second through-hole；65, sharp portion；66, sealing emits；7, pivot；
8, nut；9, bolt.
Specific embodiment
Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasps.
Embodiment:
A kind of fixation of kneecap needle 6 device, refering to what is shown in Fig. 1, including the first fixing seat 1 and being rotationally connected with the first fixation
The second fixing seat 2 on 1 end of seat, the rotation connection of the first fixing seat 1 and the second fixing seat 2 include the pivot 7 both worn,
It is threadedly connected to 7 end of pivot and forbids the nut 8 of rotation for fastening pivot 7.It is solid that first can be effectively fixed by nut 8
Reservation 1 and the second fixing seat 2 avoid the rotation of the two.
It continues to refer to figure 1, sliding slot 11 is provided in the first fixing seat 1, sliding slot 11 is long waist shaped, along the length of sliding slot 11
Screw rod 3 is provided on direction, one end of screw rod 3 is arranged on the lateral wall of the first fixing seat 1, is socketed with slipping block on screw rod 3
4, screw rod 3 is adjusted, sliding block can be made mobile.It is provided with connecting plate 5 on slipping block 4, is also equipped with fastening in the second fixing seat 2
Piece 5, two connecting plates 5 are gripped by bolt 9 there are two kneecap needle 6 respectively.
Refering to what is shown in Fig. 2, kneecap needle 6 includes hollow shell 61 and the hollow interior bar 62 being nested in shell 61, outside
It is provided with first through hole 63 on the side wall of shell 61, the second through-hole is set on the position opposite with 63 position of first through hole in interior bar 62
64,64 position mutual dislocation of first through hole 63 and the second through-hole after interior bar 62 and shell 61 rotate.Above-mentioned 63 He of first through hole
A pair can be set in second through-hole 64, and a pair can also be respectively set on different height.
Refering to what is shown in Fig. 2, one end of shell 61 is sharp portion 65, the other end of shell 61 is socketed with sealing and emits 66.Shell
Convenient for being pierced into kneecap, sealing emits 66 and advantageously forms sealed environment 61 sharp portion 65, prevents foreign matter from entering.Interior bar 62 it is hollow
Diameter is 1-2mm.Interior bar 62 is hollow, convenient for extracting tissue fluid.
Work use process: the first fixing seat 1 is gripped by connecting plate 5 there are two kneecap needle 6, two kneecap needles 6
A part of kneecap for fixed rupture；It is equally fixed there are two kneecap needle 6 by connecting plate 5 in second fixing seat 2, this two
Kneecap needle 6 is adjusted for fixing another part kneecap by the rotation between the first fixing seat 1 and the second fixing seat 2, realizes two
The position of kneecap adjusts, and can also be adjusted by screw rod 3 kneecap and closes.First fixing seat 1 and the second fixing seat 2 are places
In human external, kneecap needle 6 is to be pierced into kneecap, so kneecap needle 6 can touch human body skin and flesh tissue, due to hollow knot
Structure, when 64 position face of first through hole 63 and the second through-hole, tissue fluid can be entered in interior bar 62 at this time, by extracting interior bar
Tissue fluid can effectively analyze the human body state of an illness on 62, convenient for the observation state of an illness.When not needing to extract, then it can lead to
Rotation interior bar 62 is crossed, so that first through hole 63 and the second through-hole 64 are staggeredly located, realizes closing.
Certainly, the representative instance of above only the utility model, in addition to this, the utility model can also have other a variety of
Specific embodiment, all technical solutions formed using equivalent substitution or equivalent transformation all fall within the requires of the utility model protection
Within the scope of.
Claims (4)
1. a kind of kneecap needle fixation device, including the first fixing seat and it is rotationally connected on the first fixing seat end second solid
Reservation, characterized in that be provided with sliding slot in the first fixing seat, screw rod, the screw rod are provided on the length direction of sliding slot
On be socketed with slipping block, the slipping block, in moving horizontally in sliding slot, is provided with connecting plate, institute by screw rod on the slipping block
It states and is also equipped with connecting plate in the second fixing seat, two connecting plates are fixed with two kneecap needles by bolt clamping respectively,
The kneecap needle includes hollow shell and nested hollow interior bar inside the shell, is provided on the side wall of the shell
One through-hole, is arranged the second through-hole in the interior bar on the position opposite with first through hole position, after the interior bar and shell rotation
First through hole and the second lead to the hole site mutual dislocation.
2. kneecap needle fixation device as described in claim 1, characterized in that one end of the shell is sharp portion, shell
The other end is socketed with sealing and emits.
3. kneecap needle fixation device as described in claim 1, characterized in that turn of first fixing seat and the second fixing seat
Dynamic connection includes the pivot for wearing the two, the nut for being threadedly connected to pivot ends and forbidding rotation for fastening pivot.
4. kneecap needle fixation device as described in claim 1, characterized in that the hollow diameters of the interior bar are 1-2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821047854.5U CN209074828U (en) | 2018-07-04 | 2018-07-04 | A kind of kneecap needle fixation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821047854.5U CN209074828U (en) | 2018-07-04 | 2018-07-04 | A kind of kneecap needle fixation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209074828U true CN209074828U (en) | 2019-07-09 |
Family
ID=67113338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821047854.5U Expired - Fee Related CN209074828U (en) | 2018-07-04 | 2018-07-04 | A kind of kneecap needle fixation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209074828U (en) |
-
2018
- 2018-07-04 CN CN201821047854.5U patent/CN209074828U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190709 Termination date: 20200704 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |