CN212326518U

CN212326518U - Sinus mucosa bush-hook

Info

Publication number: CN212326518U
Application number: CN202020501649.2U
Authority: CN
Inventors: 代兴亮; 王好鹏; 吴炳山; 王卫红; 程宏伟
Original assignee: First Affiliated Hospital of Anhui Medical University
Current assignee: First Affiliated Hospital of Anhui Medical University
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2021-01-12
Anticipated expiration: 2030-04-08

Abstract

The utility model relates to the field of medical equipment, and a sinus mucosa bush-hook is disclosed, including the grab handle, the outer wall cover of grab handle is equipped with the antiskid cover, the top fixed mounting of grab handle has first handle, the right side fixed mounting of first handle has interior pull rod, the outer wall cover of interior pull rod is equipped with the second handle, the outer wall cover of interior pull rod is equipped with first spiral limit valve, the outer wall cover of interior pull rod is equipped with second spiral limit valve, the inner wall swing joint of second spiral limit valve has the outer tube, the left side fixed mounting of outer tube has the connecting block. This sinus mucosa bush-hook, the long rod-like is handed to the shape, gos deep into the sinus operation easily, and the bush-hook design is the anastomotic structure of hook cutting edge and recess, has protected around normal mucosa and soft tissue simultaneously, has ensured the success rate and the stability that the mucosa was cut open, has avoided operation and injury not afraid repeatedly, has saved operator's physical power and has shortened the operation time.

Description

Sinus mucosa bush-hook

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a sinus mucosa bush-hook.

Background

The paranasal sinuses, also called paranasal sinuses or paranasal sinuses, are generic names of air-containing cavities in the skull around the nasal cavity (frontal bone, sphenoid bone, maxilla, ethmoid), all have sinus ostia communicating with the nasal cavity, playing a role of resonance to pronunciation, and are paired left and right, four pairs in total, called frontal sinuses, maxillary sinuses, sphenoid sinuses and ethmoid sinuses, respectively.

The transnasal butterfly operation space is profound and narrow and small, ordinary microsciscope can't be deeply operated, sinus mucosa is handled and often uses the bush-hook, and the use of bush-hook in the sinus intracavity is high to operator's technical requirement, there is not carelessness under the condition of strong point, the bush-hook will be followed the mucosa slippage, must lead to the fact the meaningless injury of mucosa and soft tissue around often after the multiple operation back, it is not more than even bleed, still need carry out the electricity congeals hemostasis and local burn and scald, traditional bush-hook simple structure, the operation is inconvenient, stability is relatively poor, especially cause unnecessary cutting injury to normal tissue around easily when operating young doctor, bring unpredictable's consequence even.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sinus mucosa hook knife.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a sinus mucosa bush-hook, includes the grab handle, the outer wall cover of grab handle is equipped with anti-skidding cover, the top fixed mounting of grab handle has first handle, the right side fixed mounting of first handle has the interior pull rod, the outer wall cover of interior pull rod is equipped with the second handle, the outer wall cover of interior pull rod is equipped with first spiral limit valve, the outer wall cover of interior pull rod is equipped with second spiral limit valve, the inner wall swing joint of second spiral limit valve has the outer tube, the left side fixed mounting of outer tube has the connecting block, the inner wall of connecting block is seted up flutedly, the left side fixed mounting of interior pull rod has the bush-hook, the right side fixed mounting of bush-hook has the.

Preferably, the inner wall of the first handle is provided with a sliding chute, the inner wall of the sliding chute is movably connected with a sliding rod, and the left side and the right side of the sliding rod are fixedly connected with the inner pull rod.

Preferably, the first handle and the second handle are identical, and the inner wall of the second handle is also provided with a sliding groove.

Preferably, the left side of the inner pull rod penetrates through the outer sleeve and extends to the left side of the outer sleeve, and the right side of the inner pull rod penetrates through the first spiral limiting valve and extends to the right side of the first spiral limiting valve.

Preferably, the first spiral limiting valve and the second spiral limiting valve are respectively located on the opposite sides of the first handle and the second handle, and the first handle is located on the left side of the second handle.

Preferably, the inner wall of the second spiral limit valve is movably connected with the outer wall of the outer sleeve through threads, and the inner wall of the first spiral limit valve is movably connected with the outer wall of the inner pull rod through threads.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses, this sinus mucosa bush-hook, the long rod shape is handed to the shape, gos deep into the sinus operation easily, and the bush-hook design is the identical structure of hook cutting edge and recess, has protected around normal mucosa and soft tissue simultaneously, has ensured the success rate and the stability that the mucosa was cut open, has avoided operation and injury unhappy repeatedly, has saved operator's physical power and has shortened the operation time.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of a first handle structure of the present invention;

FIG. 3 is a side sectional view of the first handle structure of the present invention;

fig. 4 is a top view of the groove and the position of the tool bit of the present invention.

In the figure: 1. a handle; 2. an anti-slip sleeve; 3. a first handle; 31. a chute; 32. a slide bar; 4. a second handle; 5. an inner pull rod; 6. a first helical limit valve; 7. a second spiral limit valve; 8. an outer sleeve; 9. connecting blocks; 10. a groove; 11. a bush-hook; 12. a cutter head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a sinus mucosa bush-hook comprises a grab handle 1, an anti-slip sleeve 2 is sleeved on the outer wall of the grab handle 1, a first handle 3 is fixedly mounted at the top end of the grab handle 1, a sliding groove 31 is formed in the inner wall of the first handle 3, a sliding rod 32 is movably connected to the inner wall of the sliding groove 31, the left side and the right side of the sliding rod 32 are fixedly connected with an inner pull rod 5, the first handle 3 and the second handle 4 are completely the same, the sliding groove 31 is also formed in the inner wall of the second handle 4, an inner pull rod 5 is fixedly mounted on the right side of the first handle 3, the left side of the inner pull rod 5 penetrates through an outer sleeve 8 and extends to the left side of the outer sleeve 8, a first spiral limit valve 6 is penetrated through the right side of the inner pull rod 5 and extends to the right side of the first spiral limit valve 6, a second handle 4 is sleeved on the outer, first spiral limit valve 6 and second spiral limit valve 7 are located the mutually opposite one side of first handle 3 and second handle 4 respectively, first handle 3 is located the left side of second handle 4, the outer wall cover of inner pull rod 5 is equipped with second spiral limit valve 7, the outer wall swing joint of screw thread and outer tube 8 is passed through to the inner wall of second spiral limit valve 7, the outer wall swing joint of screw thread and inner pull rod 5 is passed through to the inner wall of first spiral limit valve 6, the inner wall swing joint of second spiral limit valve 7 has outer tube 8, the left side fixed mounting of outer tube 8 has connecting block 9, recess 10 has been seted up to the inner wall of connecting block 9, the left side fixed mounting of inner pull rod 5 has bush-hook 11, the right side fixed mounting of bush-hook 11 has tool bit 12.

In the utility model, when the sinus mucosa bush-hook is used, the front end of the bush-hook 11 is a hook-shaped knife head 12 with a blade and a groove 10 at the front end of the outer sleeve 8, the knife head 12 is connected with the inner pull rod 5 backwards and is connected to the second handle 4 at the back, and moves along with the movement of the inner pull rod 5 to generate a cutting effect, the outer edge of the groove 10 at the front end of the outer sleeve 8 is a blunt (protecting the next side tissue) inner side blade (inosculating with the knife blade and being convenient for cutting mucosa) groove 10, when the knife head 12 is pulled by the inner pull rod 5 to pass through the groove 10, the groove 10 with the blade and the knife head 12 can form a cutting effect similar to scissors; the inner pull rod 5 is a titanium alloy rod-shaped structure with the length of 18cm, the inner pull rod 5 is provided with a sliding rod 32 through the first handle 3 and the second handle 4, the stretching of the inner pull rod 5 is not influenced, the front end of the inner pull rod is connected with the cutter head 12, and the rear end of the inner pull rod is connected with the first spiral limiting valve 6 through the second spiral limiting valve 7, the first handle 3 and the second handle 4; the outside of interior pull rod 5 is outer tube 8, its anterior segment connecting groove 10, first handle 4 and second spiral limit valve 7 are connected to the rear end, wherein second spiral limit valve 7 spirals on outer tube 8, the threaded rod has been seted up on the left side of first handle 3, the inner wall of second spiral limit valve 7 passes through threaded rod and first handle 3 and passes through screw thread swing joint, consequently, can make second spiral limit valve 7 can control the regulation in a flexible way, the working distance of suitable amount fine setting hook tool bit 12 and outer tube groove 10, also be workspace, first spiral limit valve 6 is located interior pull rod 5, the workspace of suitable amount fine setting first handle 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A sinus mucosa bush-hook which is characterized by comprising a grab handle (1), wherein the outer wall of the grab handle (1) is sleeved with an anti-skid sleeve (2), a first handle (3) is fixedly arranged at the top end of the grab handle (1), an inner pull rod (5) is fixedly arranged at the right side of the first handle (3), a second handle (4) is sleeved on the outer wall of the inner pull rod (5), a first spiral limiting valve (6) is sleeved on the outer wall of the inner pull rod (5), the outer wall of the inner pull rod (5) is sleeved with a second spiral limiting valve (7), the inner wall of the second spiral limiting valve (7) is movably connected with an outer sleeve (8), a connecting block (9) is fixedly arranged at the left side of the outer sleeve (8), a groove (10) is arranged on the inner wall of the connecting block (9), the left side fixed mounting of interior pull rod (5) has bush-hook (11), the right side fixed mounting of bush-hook (11) has tool bit (12).

2. A sinus membrane hook knife according to claim 1, wherein the first handle (3) has a sliding groove (31) formed in an inner wall thereof, the sliding groove (31) has a sliding rod (32) movably connected to the inner wall thereof, and the left and right sides of the sliding rod (32) are fixedly connected to the inner pull rod (5).

3. A sinus membrane hook according to claim 1, characterized in that the first handle (3) and the second handle (4) are identical, and the inner wall of the second handle (4) is also provided with a sliding groove (31).

4. A sinus membrane hook according to claim 1, characterized in that the left side of the inner pull rod (5) extends through the outer casing (8) and to the left side of the outer casing (8), and the right side of the inner pull rod (5) extends through the first helical limit valve (6) and to the right side of the first helical limit valve (6).

5. A sinus membrane hook according to claim 1, characterized in that the first helical limit valve (6) and the second helical limit valve (7) are located on opposite sides of the first handle (3) and the second handle (4), respectively, and the first handle (3) is located on the left side of the second handle (4).

6. A sinus membrane hook according to claim 1, characterized in that the inner wall of the second spiral limit valve (7) is movably connected with the outer wall of the outer sleeve (8) through a thread, and the inner wall of the first spiral limit valve (6) is movably connected with the outer wall of the inner pull rod (5) through a thread.