CN209236238U - A kind of belemnoid retractor - Google Patents
A kind of belemnoid retractor Download PDFInfo
- Publication number
- CN209236238U CN209236238U CN201821352741.6U CN201821352741U CN209236238U CN 209236238 U CN209236238 U CN 209236238U CN 201821352741 U CN201821352741 U CN 201821352741U CN 209236238 U CN209236238 U CN 209236238U
- Authority
- CN
- China
- Prior art keywords
- blade
- support sleeve
- belemnoid
- push
- pull rod
- 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
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Abstract
The utility model provides a kind of belemnoid retractor, and the hollow support set including push-pull rod and both ends open, push-pull rod is threaded through in support sleeve, and the both ends of push-pull rod are stretched out from the both ends open of support sleeve；The first blade is provided on one end of push-pull rod, support sleeve is provided with the second blade adjacent to the place open at one end of the first blade；First blade and the second blade towards identical.The utility model structure is simple, easy to use, and affected part can be made to be sufficiently exposed to the doctor visual field, doctor is facilitated to perform the operation, and improves the visuality and safety of surgical shortening of the elongated styloid processes；The utility model can also adjust notch as needed and strut degree, and be provided with opener attachment device, can be integrally mounted with the utility model by opener, and the work of drawing notch and operation can be completed in one man operation, save human resources；The positioning device being arranged in the utility model, which can fix, keeps the notch regulated to strut degree, and doctor's operation fatigue is avoided to influence surgical effect.
Description
Technical field
The utility model belongs to the field of medical instrument technology more particularly to a kind of belemnoid retractor.
Background technique
Elongated styloid process syndrome is one of otorhinolaryngologic common disease, and surgical shortening of the elongated styloid processes is to improve elongated styloid process synthesis at present
The only effective treatment method of disease clinical symptoms.Current direct oral cavity pathway carries out belemnoid and truncates in operative process, in order to
Lateral wall of pharynx soft tissue incision exposure belemnoid bone is retracted, notch can generally be pulled using two drag hooks to two sides, reach exposed art
Wild purpose.But generally require one in this way or two assistants help to pull, and assistant pull sometimes position inaccuracy or
Dynamics is not moderate, often repeatedly to be adjusted, and drawing drag hook also results in assistant's physiological fatigue for a long time.Therefore existing
The mode that notch is pulled in surgical shortening of the elongated styloid processes exist and influence surgical effect, waste of manpower and reduce procedure efficiency etc. to ask
Topic.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of belemnoid retractor, including push-pull rod and both ends are opened
Mouthful hollow support set, the push-pull rod is threaded through in the support sleeve, and the both ends of the push-pull rod are from the two of the support sleeve
It is stretched out at end opening；Be provided with the first blade on one end of the push-pull rod, the support sleeve adjacent to first blade one
The second blade is provided at end opening；First blade and second blade towards identical.
Further, hand rest is provided on the one end of the push-pull rod far from first blade.
Further, the support sleeve is provided with grip auxiliary device adjacent to one end of the hand rest.
Further, the grip auxiliary device is two grip earrings being symmetricly set on support sleeve outer wall.
Further, opener attachment device is provided on the support sleeve.
Preferably, the opener attachment device includes inverted U-shaped snap ring and C-shaped snap ring, and the inverted U-shaped snap ring passes through described
The lower ending opening of inverted U-shaped snap ring is sleeved on the support sleeve, the bottom end on the top of the inverted U-shaped snap ring and the C-shaped snap ring
By rotating axis connection；It is provided with the first aperture on the side wall of the inverted U-shaped snap ring, it is solid that first is provided in first aperture
Determine screw；It is provided with the second aperture at the top of the C-shaped snap ring, is provided with the second fixed screw in second aperture.
Further, the belemnoid retractor includes positioning device, and the positioning device is for the push-pull rod described
Positioning in support sleeve.
Preferably, the positioning device includes the jagged latch being arranged on the push-pull rod, is provided with the branch
Locking aperture on support set and the spring leaf bayonet lock being arranged on the support sleeve, one end of the spring leaf bayonet lock is fixed
On the support sleeve surface, the other end of the spring leaf bayonet lock is protruded into from the locking tapping and is stuck on the latch.
Compared with prior art, the utility model has the beneficial effects that:
The utility model structure is simple, easy to use, and affected part can be made to be sufficiently exposed to the doctor visual field, and doctor is facilitated to carry out
Operation, improves the visuality and safety of surgical shortening of the elongated styloid processes；The utility model can also adjust as needed notch and strut journey
Degree, and it is provided with opener attachment device, it can be integrally mounted with the utility model by opener, one man operation can be complete
At the work of drawing notch and operation, human resources are saved；The positioning device being arranged in the utility model can fix holding
The notch regulated struts degree, reduces the labor intensity of doctor, and doctor's operation fatigue is avoided to influence surgical effect.
Detailed description of the invention
Fig. 1 is the front view of the belemnoid retractor of the utility model；
Fig. 2 is the bottom view of the belemnoid retractor of the utility model；
Fig. 3 is the front view of opener；
Fig. 4 is the top view of opener；
Wherein: 1- push-pull rod, 2- support sleeve, the first blade of 3-, the second blade of 4-, 5- hand rest, 6- hold earrings.7-U shape
Snap ring, 8-C shape snap ring, the first fixed screw of 9-, the second fixed screw of 10-, 11- latch, the locking aperture of 12-, 13- spring card
Pin, 14- opener crossbeam.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical
The limitation of novel protected range.
A kind of belemnoid retractor, as shown in Figs. 1-2, including the hollow support of push-pull rod 1 and both ends open set 2, push-pull rod 1
It is threaded through in support sleeve 2, the both ends of push-pull rod 1 are stretched out from the both ends open of support sleeve 2；It is provided on one end of push-pull rod 1
First blade 3, support sleeve 2 are provided with the second blade 4 adjacent to the place open at one end of the first blade 3；First blade 3 and the second blade
4 towards identical.
Doctor struts cervical incision using belemnoid retractor of the invention in surgical shortening of the elongated styloid processes, first will be bonded to each other
Blade 3 and the second blade 4 are put into notch, are pushed the one end of push-pull rod 1 far from the first blade 3, are moved it in support sleeve 2
It is dynamic, separate the first blade 3 and the second blade 4, to make notch be strutted by the first blade 3 and the second blade 4, until notch quilt
Suitable size is strutted, carries out surgical shortening of the elongated styloid processes convenient for doctor.
In the present invention, hand rest 5 is provided on the one end of push-pull rod 1 far from the first blade 3.5 convenience of hand rest is set
Push-pull rod 1 is pushed to move in support sleeve 2.
In the present invention, support sleeve 2 is provided with grip auxiliary device adjacent to one end of hand rest 5, holds auxiliary device
For two grip earrings 6 being symmetricly set on 2 outer wall of support sleeve.When doctor uses belemnoid retractor of the invention, it can incite somebody to action
Finger protrudes into two grip earrings 6, so that doctor is more stably held belemnoid retractor, operates more convenient.
In the present invention, opener attachment device is provided on support sleeve 2, opener attachment device includes inverted U-shaped
Snap ring 7 and C-shaped snap ring 8, inverted U-shaped snap ring 7 are sleeved on support sleeve 2 by its lower ending opening, the top of inverted U-shaped snap ring 7 and C-shaped
By rotation axis connection, inverted U-shaped snap ring 7 and C-shaped snap ring 8 can be rotated around rotary shaft for the bottom end of snap ring 8；The side of inverted U-shaped snap ring 7
It is provided with the first aperture on wall, the first fixed screw 9 is provided in the first aperture, tightens the first fixed screw 9, it can be by U
Shape snap ring 7 is fixed on support sleeve 2, prevents inverted U-shaped snap ring 7 from moving on support sleeve 2, unclamps the first fixed screw 9, i.e., adjustable
Save position of the inverted U-shaped snap ring 7 on support sleeve 2；The opener crossbeam 14 of opener is put into C from the side opening of C-shaped snap ring 8
In the toroidal cavity of shape snap ring 8；The top of C-shaped snap ring 8 is provided with the second aperture, and the second fixed screw is provided in the second aperture
10, the second fixed screw 10 is tightened, can prevent it from moving in C-shaped snap ring 8 with permanent opening device crossbeam 14, it is solid to unclamp second
Determine screw 10, i.e., adjustable opener crossbeam 14 is in the position in C-shaped snap ring 8 or removes from C-shaped snap ring 8 opener crossbeam
14.Opener as shown in Figure 3-4 can be mounted on belemnoid retractor by opener attachment device, and opener can
With by rotary shaft come adjustment direction, to realize that opener and belemnoid retractor are in suitable position and angle, thus real
The work of drawing notch and operation can be completed in existing one man operation.
In the present invention, belemnoid retractor further includes positioning device, and positioning device is for push-pull rod 1 in support sleeve 2
In positioning, make the distance between the first blade 3 and the second blade 4 that can be fixed on the degree of needs, performed the operation to realize
The fixed purpose for keeping the notch regulated to strut degree in journey, avoid doctor from persistently adjusting manually to keep notch struts journey
Degree, prevents operation fatigue.
Preferably, positioning device includes the jagged latch 11 being arranged on push-pull rod 1, is provided on support sleeve 2
Locking aperture 12 and the spring leaf bayonet lock 13 being arranged on support sleeve 2, one end of spring leaf bayonet lock 13 are fixed on support sleeve 2
The other end free end on surface, spring leaf bayonet lock 13 is protruded into from locking aperture 12 and is stuck on latch 11.It, will when needing to position
First blade 3 and the second blade 4 strut suitable degree, then by the free end of spring leaf bayonet lock 13 from locking aperture 12
It protrudes into and is stuck on latch 11, move push-pull rod 1 can not in support sleeve 2, to fix the first blade 3 and the second blade 4
Between strut degree；When not needing to be positioned again, the free end of spring leaf bayonet lock 13 is pushed aside from latch 11, makes to push and pull
Bar 1 restores the movement in support sleeve 2.
Finally it should be noted that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although
The utility model is described in detail referring to preferred embodiment, those skilled in the art should understand that, it can be right
The technical solution of the utility model is modified or replaced equivalently, without departing from the spirit and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (8)
1. a kind of belemnoid retractor, which is characterized in that the belemnoid retractor includes the hollow branch of push-pull rod (1) and both ends open
Support set (2), the push-pull rod (1) are threaded through in the support sleeve (2), and the both ends of the push-pull rod (1) are from the support sleeve (2)
Both ends open at stretch out；It is provided with the first blade (3) on one end of the push-pull rod (1), the support sleeve (2) is neighbouring described
The place open at one end of first blade (3) is provided with the second blade (4)；The court of first blade (3) and second blade (4)
To identical.
2. belemnoid retractor according to claim 1, which is characterized in that the push-pull rod (1) is far from first blade
(3) hand rest (5) are provided on one end.
3. belemnoid retractor according to claim 1 or 2, which is characterized in that the neighbouring hand rest of the support sleeve (2)
(5) one end is provided with grip auxiliary device.
4. belemnoid retractor according to claim 3, which is characterized in that the grip auxiliary device is to be symmetricly set on branch
Two grip earrings (6) on support set (2) outer wall.
5. according to claim 1,2 or 4 described in any item belemnoid retractors, which is characterized in that be arranged on the support sleeve (2)
There is opener attachment device.
6. belemnoid retractor according to claim 5, which is characterized in that the opener attachment device includes inverted U-shaped card
Ring (7) and C-shaped snap ring (8), the inverted U-shaped snap ring (7) are sleeved on the branch by the lower ending opening of the inverted U-shaped snap ring (7)
On support set (2), the top of the inverted U-shaped snap ring (7) and the bottom end of the C-shaped snap ring (8) pass through rotation axis connection；The U
It is provided with the first aperture on the side wall of shape snap ring (7), the first fixed screw (9) are provided in first aperture；The C-shaped card
It is provided with the second aperture at the top of ring (8), the second fixed screw (10) are provided in second aperture.
7. according to claim 1, the described in any item belemnoid retractors in 2,4 or 6, which is characterized in that the belemnoid retractor packet
Positioning device is included, the positioning device is used for the positioning of the push-pull rod (1) in the support sleeve (2).
8. belemnoid retractor according to claim 7, which is characterized in that the positioning device includes being arranged in the push-and-pull
Jagged latch (11) on bar (1), the locking aperture (12) being provided on the support sleeve (2) and it is arranged described
Spring leaf bayonet lock (13) on support sleeve (2), one end of the spring leaf bayonet lock (13) are fixed on the support sleeve (2) surface,
The other end of the spring leaf bayonet lock (13) is protruded at the locking aperture (12) and is stuck on the latch (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821352741.6U CN209236238U (en) | 2018-08-21 | 2018-08-21 | A kind of belemnoid retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821352741.6U CN209236238U (en) | 2018-08-21 | 2018-08-21 | A kind of belemnoid retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209236238U true CN209236238U (en) | 2019-08-13 |
Family
ID=67516182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821352741.6U Expired - Fee Related CN209236238U (en) | 2018-08-21 | 2018-08-21 | A kind of belemnoid retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209236238U (en) |
-
2018
- 2018-08-21 CN CN201821352741.6U patent/CN209236238U/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: 20190813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |