CN109770999A - A kind of surgical cutter - Google Patents
A kind of surgical cutter Download PDFInfo
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- CN109770999A CN109770999A CN201910079757.7A CN201910079757A CN109770999A CN 109770999 A CN109770999 A CN 109770999A CN 201910079757 A CN201910079757 A CN 201910079757A CN 109770999 A CN109770999 A CN 109770999A
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- handle
- inner tube
- outer tube
- surgical cutter
- cutting assembly
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- 238000010304 firing Methods 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 description 10
- 208000009366 Echinococcosis Diseases 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 206010014096 Echinococciasis Diseases 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 210000004185 liver Anatomy 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 206010011409 Cross infection Diseases 0.000 description 2
- 241000244160 Echinococcus Species 0.000 description 2
- 208000004751 Hepatic Echinococcosis Diseases 0.000 description 2
- 206010029803 Nosocomial infection Diseases 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000009527 percussion Methods 0.000 description 2
- 206010011732 Cyst Diseases 0.000 description 1
- 206010016717 Fistula Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 210000000941 bile Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 208000031513 cyst Diseases 0.000 description 1
- 230000003890 fistula Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of surgical cutters, are related to technical field of surgical instruments.The surgical cutter includes cutting assembly, handle trigger component and rotary components, and the cutting assembly includes outer tube and the inner tube that is sheathed in the outer tube, and the front end of the cutting assembly is provided with cutter；The handle trigger component is connect with the cutting assembly, and the handle trigger component is configured as driving said inner tube and moves relative to the outer tube along axial reciprocating；The rotary components are connect with the cutting assembly, and the rotary components are configured as driving said inner tube and the outer tube rotates synchronously.In the surgical cutter, by the way that the angle of the adjustable cutter of rotary components is arranged, to ensure that cutting position is accurate；One-handed performance, which may be implemented, by setting handle trigger component drives inner tube to move axially in reciprocal fashion, so that cutting action is completed, it is simple, convenient.
Description
Technical field
The present invention relates to technical field of surgical instruments more particularly to a kind of surgical cutters.
Background technique
China with the presence of the local infection in 23 provinces and regions Echinococcus hydatid cyst case, wherein with Xinjiang, Qinghai, Tibet, Gansu, Ningxia,
The area such as the Inner Mongol and western Sichuan is popular serious, and based on hepatic echinococcosis.It is for hepatic echinococcosis best bet at present
Reach rehabilitation by operation suction and excision.Three kinds of methods are generallyd use in the prior art, first is that human body punctures, that is, are passed through
Puncturing operation sops up hydatid cyst of liver: second is that directly opening human abdominal cavity, carrying out surgical procedure, hydatid cyst of liver is cut off；
Third is that liver cyst worm, which is carried out rotary-cut, using Echinococcus hydatid cyst rotary cut device attracts removal.
Three of the above method still has following disadvantage in actual operation: first method although small to human body wound,
Unclean, cross-infection is handled, easily causes to recur；Second method is although can be clean by hydatid cyst of liver processing, to people
The wound of body is too big, and the human body recovery time is long；The third method needs dedicated Bile fistula operation rotary-cut instrument, and the instrument needs
Rotary-cut movement is with the hands carried out, it is inconvenient.
Summary of the invention
It is an object of the invention to propose a kind of simple, convenient surgical cutter.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of surgical cutter, including cutting assembly, the cutting assembly include outer tube and are sheathed in the outer tube
Inner tube, the front end of the cutting assembly is provided with cutter, the surgical cutter further include:
Handle trigger component, the handle trigger component are connect with the cutting assembly, and the handle trigger component is matched
Driving said inner tube is set to move relative to the outer tube along axial reciprocating；And
Rotary components, the rotary components are connect with the cutting assembly, and the rotary components are configured as described in driving
Inner tube and the outer tube rotate synchronously.
Wherein, the handle trigger component includes:
Handle, the tail end of the outer tube are connect with the handle, and the tail end of said inner tube stretches out the tail end of the outer tube simultaneously
It protrudes into the handle；And
Firing trigger, the firing trigger have a reset function, the firing trigger respectively with the handle and described interior
Pipe rotation connection.
Wherein, the handle trigger component further include:
Return springs, one end of the return springs are connect with the handle, and the other end and the firing trigger connect
It connects.
Wherein, the firing trigger includes:
Main body, the upper end of the main body are protruded into the handle, and are rotatablely connected with the handle, the lower end of the main body
It stretches out outside the handle；
Sliding block, the sliding block are located in the handle, and can sliding axially along said inner tube, the sliding block with it is described
Return springs connection；And
Connecting rod, described connecting rod one end and the sliding block are rotatablely connected, and the other end is connect with the body rotation.
Wherein, the handle inner wall is provided with the axially extending sliding slot along said inner tube, and the sliding block is slideably positioned in
In the sliding slot.
Wherein, the rotary components include:
Impeller, the impeller are sheathed on outside the outer tube and rotate synchronously with the outer tube；And
Connecting pin, outer tube and said inner tube described in the connection pin connection, and said inner tube being capable of the relatively described connecting pin
It slides axially along itself.
Wherein, the strip hole axially extended is provided in said inner tube, the connecting pin protrudes into the strip hole simultaneously
It can be slided along the strip hole.
Wherein, the surgical cutter further include:
Rinsing module, the rinsing module are connected to said inner tube.
Wherein, sealing ring is provided between said inner tube and the outer tube.
Wherein, the surgical cutter further include:
Vacuum suction component, the vacuum suction component are connected to the tail end of said inner tube.
The utility model has the advantages that the present invention provides a kind of surgical cutters.It, can by setting rotary components in the surgical cutter
To adjust the angle of cutter, to ensure that cutting position is accurate；One-handed performance may be implemented by the way that handle trigger component is arranged
Driving inner tube moves axially in reciprocal fashion, so that cutting action is completed, it is simple, convenient.
Detailed description of the invention
Fig. 1 is partial sectional view of the surgical cutter provided by the invention when unclamping firing trigger；
Fig. 2 is the structural schematic diagram of cutting assembly front end in Fig. 1；
Fig. 3 is partial sectional view of the surgical cutter provided by the invention when pressing firing trigger；
Fig. 4 is the structural schematic diagram of cutting assembly front end in Fig. 3；
Fig. 5 is the partial structure diagram of surgical cutter provided by the invention；
Fig. 6 is the cross-sectional view of surgical cutter provided by the invention；
Fig. 7 is the partial sectional view of cutting assembly provided by the invention.
Wherein:
1, cutting assembly；11, outer tube；12, inner tube；121, strip hole；13, cutter；14, sealing ring；
2, handle trigger component；21, handle；211, right shell body；212, left shell；22, main body；23, sliding block；24, it compresses
Spring；25, connecting rod；
3, rotary components；31, impeller；32, connecting pin；
4, negative-pressure vacuum suction inlet；5, rinse mouth.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
In conjunction with attached drawing and pass through specific embodiment to further illustrate the technical scheme of the present invention.
A kind of surgical cutter is present embodiments provided, tumour or acquisition tissue samples are cut when can be used for performing the operation.
It is introduced so that surgical cutter cuts hydatidoma as an example in the present embodiment.
As shown in Figure 1, surgical cutter include cutting assembly 1, rotary components 3, handle trigger component 2, rinsing module with
And vacuum suction component.
Cutting assembly 1 is tubular structure, for cutting tissue.For convenience of introduction, the one of tissue will be cut in cutting assembly 1
End is known as front end, and one end far from tissue is known as tail end, then the front end of cutting assembly 1 is provided with cutter 13, and cutter 13 are used
In cutting；The tail end of cutting assembly 1 is connect with handle trigger component 2, dynamic will pass through the hand-held control of handle trigger component 2 cutting
Make.Specifically, cutting assembly 1 includes outer tube 11, the inner tube 12 being arranged in outer tube 11 and the cutting being set in inner tube 12
Knife 13.As depicted in figs. 1 and 2, the front end side of outer tube 11 and the front end side of inner tube 12 are formed by way of aperture and are cut
Mouthful, cutter 13 are set on the notch of inner tube 12, and corresponding with by the side wall of front end, so that the tissue that cutter 13 are cut
Entered in inner tube 12 by the notch of inner tube 12.
Rotary components 3 are connect with cutting assembly 1, inner tube 12 and outer tube 11 can be driven to rotate synchronously, so as to adjust cutting
The angle of cutter 13 on component 1, to need the position performed the operation to be cut.Inner tube 12 and outer tube 11 rotate synchronously, can
It is staggered to avoid the notch in inner tube 12 with the notch on outer tube 11, cutter 13 is avoided to be blocked, guarantee cutting effect.
Handle trigger component 2 is used as operating side, connect with cutting assembly 1, and handle trigger component 2 can drive inner tube 12
It slides axially to outer tube 11, to enable cutter 13 to contact with position to be cut and do cutting action.This reality
It applies in example, handle trigger component 2 can be hold by one hand operation, and the reciprocating motion of inner tube 12 may be implemented by knocking trigger, grasp
It is small and conveniently to make dynamics, advantageously reduces the operation difficulty of surgical cutter.
Rinsing module is connected to the inner tube 12 in cutting assembly 1, for providing flushing liquid into inner tube 12, to rinse
The case where blood and tissue generated when cutting position and cutting, the convenient cutting by observations such as hysteroscopes, advantageously ensure that hand
Art effect, and rinsing module can also rinse cutting assembly 1, advantageously reduce the risk of cross-infection.
To enable the liquid of the tissue cut down and flushing to be smoothly discharged, surgical cutter is additionally provided with vacuum suction
Attached component, vacuum suction component are connected to the inner tube 12 of cutting assembly 1.In actual use, inner tube 12 is moving axially in reciprocal fashion
While, rinsing module and vacuum suction component work at the same time, and are rinsed and drain while cutting.
As shown in figures 1 and 3, the tail end of the outer tube 11 of cutting assembly 1 is fixed with the front side upper end of handle 21, inner tube 12
Tail end is by being pierced by and extending into inside handle 21 in outer tube 11.Vacuum suction component includes negative-pressure vacuum suction inlet 4 and vacuumizes
Equipment.One end of negative-pressure vacuum suction inlet 4 is extend into handle 21, and is rotatablely connected with the tail end of inner tube 12, negative-pressure vacuum suction inlet 4
The other end be located at outside handle 21, and be connected to vaccum-pumping equipment, to generate negative pressure in cutting assembly 1.
Handle trigger component 2 includes handle 21 and firing trigger.One end of firing trigger is extend into handle 21, and and hand
The inner wall of handle 21 is rotatablely connected, and the other end stretches out outside handle 21, and firing trigger has reset function.It is hit by pressing or unclamping
Trigger is sent out, firing trigger opposite handle 21 can be made to rotate or reset, so that inner tube 12 is driven to move axially in reciprocal fashion, Jin Ershi
Now cut.
In the present embodiment, the reset of firing trigger can be realized by return springs, one end of return springs and hand
Handle 21 connects, and the other end is connect with firing trigger.When pressing firing trigger, firing trigger overcomes the elastic force of dynamic clamping head and quiet clamping head,
It is rotated to the direction close to handle 21, meanwhile, drive inner tube 12 to move backward.When unclamping firing trigger, firing trigger will be
It is rotated under the elastic force effect of dynamic clamping head and quiet clamping head to the direction far from handle 21, to restore to initial position, during this, percussion
Trigger will drive 12 forward end of inner tube mobile.Firing trigger is pressed and unclamped by punching press, and inner tube 12 can be made along axial past
Multiple movement, to complete cutting action.
Specifically, firing trigger includes main body 22, sliding block 23 and connecting rod 25.The lower end of main body 22 is stretched out outside handle 21,
The upper end of main body 22 is rotatablely connected close to the position of front side and the inner wall of handle 21.Sliding block 23 is set in handle 21, and can
Opposite handle 21 slides axially along inner tube 12, and the rear end of sliding block 23 is connect with dynamic clamping head and quiet clamping head.One end of connecting rod 25 and sliding block
23 rotation connections, the other end and 22 upper end of main body are rotatablely connected close to the position of rear side.Wherein, dynamic clamping head and quiet clamping head can be compression
Spring 24.
When unclamping firing trigger, handle trigger component 2 is as shown in Figure 1, the driving of compressed spring 24 pushes sliding block 23 to close
The position of front end, at this point, as shown in Fig. 2, the cutter 13 in inner tube 12 are located at most front side.When pressing firing trigger, handle wrench
Thermomechanical components 2 are as shown in figure 3, the lower end of main body 22 is to close to the movement of the direction of handle 21, and main body 22 is by connecting rod 25 with movable slider
23 overcome the resistance of compressed spring 24 to move backward, to drive inner tube 12, side is mobile backward, at this point, as shown in figure 4, inner tube
Cutter 13 on 12 are located at most rear side.The moving distance of sliding block 23 is the depth of cut of cutter 13.
For the glide direction for limiting sliding block 23, the axially extending cunning along inner tube 12 can be set on 21 inner wall of handle
Slot, sliding block 23 are slideably positioned in sliding slot.Pass through sliding slot limit sliding block 23 glide direction, it is ensured that the movement of inner tube 12 away from
From.
As shown in figure 5, handle 21 may include being symmetrical arranged for convenience of the installation of handle trigger component 2 and cutting assembly 1
Left shell 212 and right shell body 211, left shell 212 and right shell body 211 form handle 21 after fastening.
In the present embodiment, rotary components 3 be can be set at the link position of cutting assembly 1 and handle 21.Specifically, it revolves
Turning component 3 includes impeller 31 and connecting pin 32.Impeller 31 is set on outer tube 11, and fixed with outer tube 11.Connecting pin 32 connects
Outer tube 11 and inner tube 12.When needing to adjust the angle of cutter 13, by rotating rotary drum 31, outer tube 11 can be driven to rotate, by
It is connect with inner tube 12 by connecting pin 32 in outer tube 11, inner tube 12 can be driven to rotate synchronously.In the present embodiment, impeller 31 can be with
360 ° of rotations.
Since inner tube 12 needs opposite outer tube 11 to move axially, to avoid the axial direction of the setting influence inner tube 12 of connecting pin 32 past
Multiple movement, inner tube 12 can slide axially with respect to connecting pin 32 along itself.
As shown in fig. 6, being provided in inner tube 12 along its axially extending strip hole 121, connecting pin 32 passes through outer tube 11 and sets
It sets, and the end of connecting pin 32 is extend into strip hole 121.The width of strip hole 121 can with the diametric fit of connecting pin 32,
Prevent connecting pin 32 is along the width direction of strip hole 121 from moving, but can be slided along the length direction of strip hole 121.
When inner tube 12 does axially reciprocating, connecting pin 32 is slided along strip hole 121, allows inner tube 12 relatively outer
Pipe 11 is mobile.When rotating impeller 31, outer tube 11 is rotated, and drives connecting pin 32 circumferentially moved.Due to 121 pairs of strip hole connections
The limit of pin 32, connecting pin 32 will drive inner tube 12 to rotate, to realize the synchronous rotation of inner tube 12 and outer tube 11.
For the uniform force for making inner tube 12, connecting pin 32 can be set multiple, and multiple connecting pins 32 can be along inner tube 12
Circumferential uniform intervals setting, be more uniformly stressed inner tube 12.
In the present embodiment, rinsing module may include device for storing liquid and feed liquid pipeline, and the both ends of feed liquid pipeline are respectively communicated with
Device for storing liquid and inner tube 12.As shown in fig. 6, being provided with rinse mouth 5 in impeller 31, one end of rinse mouth 5 is connected to inner tube 12, separately
One end can be connected to feed liquid pipeline.
As shown in fig. 7, to avoid flushing liquid from leaking, into handle 21 in and influence the normal work of surgical cutter,
Sealing ring 14 can be set between inner tube 12 and outer tube 11, and the both ends of the external rotary components 3 of inner tube 12 are provided with sealing
Circle 14 avoids flushing liquid from entering between inner tube 12 and outer tube 11 by rotary components 3.
In the present embodiment, handle 21 can be made of high molecular material, have the characteristics that light-weight, and medical staff is facilitated to hold
It holds, it can be achieved that one-handed performance.
The course of work of surgical cutter provided in this embodiment is as follows:
Cutting assembly 1 is set to enter position to be cut by piercing through probe, rotating rotary drum 31 adjusts cutter 13
Angle is directed at cutter 13 with position to be cut.Handle trigger component 2 is held, by repeated presses and unclamps percussion
Trigger, driving inner tube 12 are moved axially in reciprocal fashion, are cut.While cutting, start rinsing module and vacuum suction group
Part rinses the position of cutting, and the tissue under the liquid of flushing, blood and cutting is discharged.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of surgical cutter, including cutting assembly (1), the cutting assembly (1) includes outer tube (11) and is sheathed on institute
The inner tube (12) in outer tube (11) is stated, the front end of the cutting assembly (1) is provided with cutter (13), which is characterized in that described
Surgical cutter further include:
Handle trigger component (2), the handle trigger component (2) connect with the cutting assembly (1), the handle trigger component
(2) driving said inner tube (12) is configured as to move relative to the outer tube (11) along axial reciprocating；And
Rotary components (3), the rotary components (3) connect with the cutting assembly (1), and the rotary components (3) are configured as
Said inner tube (12) and the outer tube (11) are driven to rotate synchronously.
2. surgical cutter as described in claim 1, which is characterized in that the handle trigger component (2) includes:
The tail end of handle (21), the outer tube (11) is connect with the handle (21), described in the tail end stretching of said inner tube (12)
The tail end of outer tube (11) simultaneously protrudes into the handle (21)；And
Firing trigger, the firing trigger have a reset function, the firing trigger respectively with the handle (21) and described interior
Manage (12) rotation connection.
3. surgical cutter as claimed in claim 2, which is characterized in that the handle trigger component (2) further include:
Return springs, one end of the return springs are connect with the handle (21), and the other end and the firing trigger connect
It connects.
4. surgical cutter as claimed in claim 3, which is characterized in that the firing trigger includes:
Main body (22), the upper end of the main body (22) are protruded into the handle (21), and are rotatablely connected with the handle (21), institute
The handle (21) is stretched out outside in the lower end for stating main body (22)；
Sliding block (23), the sliding block (23) are located in the handle (21), and can sliding axially along said inner tube (12), institute
Sliding block (23) is stated to connect with the return springs；And
Connecting rod (25), described connecting rod (25) one end and the sliding block (23) are rotatablely connected, and the other end and the main body (22) rotate
Connection.
5. surgical cutter as claimed in claim 4, which is characterized in that handle (21) inner wall is provided with along said inner tube
(12) axially extending sliding slot, the sliding block (23) are slideably positioned in the sliding slot.
6. surgical cutter according to any one of claims 1 to 5, which is characterized in that the rotary components (3) include:
Impeller (31), the impeller (31) are sheathed on the outer tube (11) outside and rotate synchronously with the outer tube (11)；And
Connecting pin (32), the connecting pin (32) connect the outer tube (11) and said inner tube (12), and said inner tube (12) energy
Enough relatively described connecting pins (32) slide axially along itself.
7. surgical cutter as claimed in claim 6, which is characterized in that be provided in said inner tube (12) and to axially extend
Strip hole (121), the connecting pin (32) are protruded into the strip hole (121) and can be slided along the strip hole (121).
8. surgical cutter according to any one of claims 1 to 5, which is characterized in that the surgical cutter further include:
Rinsing module, the rinsing module are connected to said inner tube (12).
9. surgical cutter as claimed in claim 8, which is characterized in that set between said inner tube (12) and the outer tube (11)
It is equipped with sealing ring (14).
10. surgical cutter according to any one of claims 1 to 5, which is characterized in that the surgical cutter further include:
Vacuum suction component, the vacuum suction component are connected to the tail end of said inner tube (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910079757.7A CN109770999B (en) | 2019-01-28 | 2019-01-28 | Surgical cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910079757.7A CN109770999B (en) | 2019-01-28 | 2019-01-28 | Surgical cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109770999A true CN109770999A (en) | 2019-05-21 |
| CN109770999B CN109770999B (en) | 2024-04-16 |
Family
ID=66501381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910079757.7A Active CN109770999B (en) | 2019-01-28 | 2019-01-28 | Surgical cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109770999B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115040201A (en) * | 2022-06-02 | 2022-09-13 | 以诺康医疗科技（苏州）有限公司 | Scissors type ultrasonic surgical instrument |
| CN116269532A (en) * | 2023-05-23 | 2023-06-23 | 武汉金柏威光电技术有限公司 | Quick-cutting mammary gland biopsy excision blood coagulation device |
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| CN208348248U (en) * | 2018-06-15 | 2019-01-08 | 西安庆安航空试验设备有限责任公司 | A kind of self-locking pin shaft |
| CN109009419A (en) * | 2018-06-28 | 2018-12-18 | 南京首量医疗科技有限公司 | A kind of electrosurgical pole |
| CN209770493U (en) * | 2019-01-28 | 2019-12-13 | 逸思（苏州）医疗科技有限公司 | Surgical cutter |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115040201A (en) * | 2022-06-02 | 2022-09-13 | 以诺康医疗科技（苏州）有限公司 | Scissors type ultrasonic surgical instrument |
| CN115040201B (en) * | 2022-06-02 | 2023-08-18 | 以诺康医疗科技（苏州）有限公司 | Scissor type ultrasonic surgical instrument |
| CN116269532A (en) * | 2023-05-23 | 2023-06-23 | 武汉金柏威光电技术有限公司 | Quick-cutting mammary gland biopsy excision blood coagulation device |
| CN116269532B (en) * | 2023-05-23 | 2023-08-18 | 武汉金柏威光电技术有限公司 | Quick-cutting mammary gland biopsy excision blood coagulation device |
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