CN111419313B - Rotatable and countable skin stitching instrument with nail bin assembly - Google Patents
Rotatable and countable skin stitching instrument with nail bin assembly Download PDFInfo
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- CN111419313B CN111419313B CN202010318567.9A CN202010318567A CN111419313B CN 111419313 B CN111419313 B CN 111419313B CN 202010318567 A CN202010318567 A CN 202010318567A CN 111419313 B CN111419313 B CN 111419313B
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- 210000003813 thumb Anatomy 0.000 claims abstract description 44
- 238000010304 firing Methods 0.000 claims abstract description 28
- 238000013016 damping Methods 0.000 claims description 43
- 230000007704 transition Effects 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 11
- 206010052428 Wound Diseases 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 6
- 230000003872 anastomosis Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 206010072170 Skin wound Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000002682 general surgery Methods 0.000 description 1
- 230000002439 hemostatic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M1/00—Design features of general application
- G06M1/08—Design features of general application for actuating the drive
- G06M1/083—Design features of general application for actuating the drive by mechanical means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M1/00—Design features of general application
- G06M1/22—Design features of general application for visual indication of the result of count on counting mechanisms, e.g. by window with magnifying lens
- G06M1/24—Drums; Dials; Pointers
- G06M1/246—Bands; Sheets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/0042—Surgical instruments, devices or methods, e.g. tourniquets with special provisions for gripping
- A61B2017/00424—Surgical instruments, devices or methods, e.g. tourniquets with special provisions for gripping ergonomic, e.g. fitting in fist
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/0046—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07271—Stapler heads characterised by its cartridge
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention discloses a rotatable and countable skin stapler with a nail bin assembly, which comprises a gun body assembly, a rotary nail bin assembly, a counter and a rotary thumb wheel, wherein the rotary nail bin assembly is arranged on the gun body assembly through the rotary thumb wheel and can rotate 360 degrees; the counter is mounted on the rotary cartridge assembly. The gun body assembly comprises a fixed handle, a firing assembly, a reset spring, a handle connecting rod and a handle push rod. The nail bin assembly can be rotated for 360 degrees by rotating the thumb wheel, so that an operator can suture the incision at different positions conveniently; the operator can intuitively know the use quantity of the stitching nails; the skin stapler is assembled by a gun body component and a nail bin component, the gun body component can be repeatedly used, and an arrow on the nail bin component is aligned with a clamping groove on the rotary thumb wheel and is inserted along the axial direction and can be fixed on the gun body component by rotary locking.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to a rotatable and countable skin stapler with a nail bin assembly.
Background
Skin wound suture operation is often encountered in general surgery in hospitals, at present, a needle and line suture mode is generally adopted, a doctor holds a hemostatic forceps by the right hand to clamp a suture needle, and the left hand is assisted by forceps. When a wound with a larger wound length is sutured, the wound suturing method is very tedious, so that not only is the medical worker very hard, but also a plurality of inconveniences are brought to the medical worker.
Also, in the animal experiment and animal clinical fields, the suturing of animal wounds using the above method can also cause a number of inconveniences to the relevant medical staff.
At present, a new wound suturing mode is clinically available, namely, a disposable skin suturing device is used for suturing a wound, and as the needle box for placing the suturing needle of the disposable skin suturing device cannot be replaced, the assembled suturing needle is single in specification and high in selling price, and is discarded after one operation, the disposable skin suturing device has the defects of high operation cost, small application range and the like, and particularly has more obvious defects in animal experiments and animal clinic.
In order to solve the above problems, a number of technical solutions of skin anastomat are presented at present, and all the technical solutions from parts to whole products are related, such as "pistol type skin stapler" disclosed in chinese patent application CN2041942, "reusable animal skin stapler" disclosed in CN103040536a, "a skin stapler nail cartridge nail feeding mechanism" disclosed in CN107693073a, "nail storage box of disposable skin stapler" disclosed in CN203280432U, and "automatic needle-removing skin stapler" disclosed in CN207590713U, etc., and the prior technical solutions are disclosed in detail.
However, the existing technical proposal still has difficult operation, the firing handle is almost all scissors-type, and the firing handle is easy to shake during firing, thereby influencing the anastomosis effect; the bin nail component can not rotate, anastomosis operation can not be conveniently carried out on certain positions of special parts to be anastomosed, and the operation difficulty and the operation cost are increased. Meanwhile, in view of the operational specificity of the skin anastomat, such as the single-nail anastomosis mode of the skin anastomat, the anastomosis position, the anastomotic nail density and the anastomotic nail number are all specifically determined according to the on-site operation condition, the traditional anastomat cannot monitor or display the anastomotic nail number, and the problem of nail leakage is easily caused by estimating completely by experience and memory of doctors, so that the operation difficulty of the doctors is increased.
Disclosure of Invention
The invention aims to provide a rotatable and countable skin stapler with a nail bin assembly, which is easier to hold by an operator by adopting a gun type handle conforming to the ergonomics; the nail bin assembly can be rotated for 360 degrees by rotating the thumb wheel, so that an operator can suture the incision at different positions conveniently; a counter is arranged in the nail bin assembly, a large window is adopted, and an operator can intuitively know the use quantity of the stitching nails; the skin stapler is assembled by a gun body component and a nail bin component, the gun body component can be repeatedly used, and an arrow on the nail bin component is aligned with a clamping groove on the rotary thumb wheel and is inserted along the axial direction and can be fixed on the gun body component by rotary locking. When the counting window of the nail bin assembly displays 0, the nail bin assembly represents a no-nail state; the counting belt is provided with the digital numbers, the distance between the digital numbers is matched with the anastomotic stroke of the anastomat, the counting belt moves a certain distance once every time of firing, the digital numbers are updated once, and the operation is convenient.
In order to achieve the above purpose, the present invention provides the following technical solutions: the rotatable and countable skin stapler with the nail bin assembly comprises a gun body assembly, a rotary nail bin assembly, a counter and a rotary thumb wheel, wherein the rotary nail bin assembly is arranged on the gun body assembly through the rotary thumb wheel and can rotate by 360 degrees; the counter is mounted on the rotary cartridge assembly.
Preferably, the gun body assembly comprises a fixed handle, a firing assembly, a reset spring, a handle connecting rod and a handle push rod, wherein the firing assembly is arranged on the fixed handle, and the reset spring is arranged between the fixed handle and the firing assembly; the handle link is mounted between the handle pushrod and the firing assembly.
Preferably, the firing assembly comprises a movable handle, a handle connecting rod, a handle push rod and a return spring; the reset spring is arranged on the inner wall of the fixed handle, and the movable end of the reset spring is connected with the upper end of the movable handle; one end of the handle connecting rod is connected to the movable handle, and the other end of the handle connecting rod is connected with the handle push rod; the handle push rod is horizontally arranged and can be moved in a tandem manner.
Preferably, a counting window is formed in the surface of the counter, a counting assembly is arranged in the counter, the counting assembly comprises a driven belt pulley, a driving belt pulley, a counting belt, a counting shifting wheel and a counting shifting fork, the counting belt is sleeved on the driving belt pulley and the driven belt pulley, one end of the counting shifting fork is positioned at the inner side of the counting shifting wheel, and the cross section of the counting shifting wheel is windmill-shaped; the counter is provided with a protection mechanism, the protection mechanism comprises a transparent protection plate, a groove, an inserting block, a fixing groove and a spring, the counter is hinged with the transparent protection plate, the end part of the transparent protection plate is provided with the groove, the counter is provided with the fixing groove, one end of the inserting block is embedded into the fixing groove, the other end of the inserting block extends out of the fixing groove and can be matched with the groove, one end of the spring is connected with the end face of the embedded end of the inserting block, and the other end of the spring is connected with the groove bottom of the fixing groove; the groove is a U-shaped groove, and the insert block is of a cuboid structure; the springs are arranged in a plurality, and the springs are uniformly distributed.
Preferably, the rotary nail bin assembly comprises a nail pushing rod, a top pressing plate connecting rod, a nail pressing plate, a stitching nail, a nail bin shell, a push rod cavity, a nail feeding spring and a spring bracket; the nail pushing rod, the top pressing piece connecting rod and the nail pressing piece form a unique nail pressing channel through the push rod cavity; the stitching nails are arranged at the lower end of the front part of the nail bin shell; the nail feeding spring is horizontally arranged at the lower part of the nail bin shell, and the movable end of the nail feeding spring is connected to the rear part of the stitching nail; the spring support is fixed in the middle of the nail bin shell, and the push rod cavity is perpendicular to the spring support.
Preferably, a connecting transition body is arranged between the rotary thumb wheel and the gun body assembly, a connecting column of the connecting transition body is arranged on the gun body assembly, and a thumb wheel body of the connecting transition body is fixed on the rotary thumb wheel; spring grooves are uniformly formed in the outer cylindrical surface of the connecting column and the inner cylindrical surface of the poking wheel body, an elastic body is arranged in the spring grooves, and a damping ball is arranged at the front end of the elastic body; the connecting column is connected with the thumb wheel body through an end cover; a damping ball groove is arranged between the damping ball and the inner wall of the spring groove; the elastic body is a cylindrical spring or an elastic rubber column.
Preferably, the rotary thumb wheel is provided with a nail bin assembly mounting clamping groove, and the rotary nail bin assembly is provided with a connector which is matched with the nail bin assembly mounting clamping groove; the connector comprises a large clamping hole, a positioning flange and a shell, wherein the large clamping hole and the shell are coaxial, and the positioning flange is arranged on the inner wall of the large clamping hole.
Preferably, the shell is provided with a card withdrawing component which comprises a card withdrawing button column, a clamping spring, a clamping plate, a lap joint column and a clamping head, wherein the lap joint column is arranged on the shell and can rotate freely; the card withdrawing button column is fixed at the rear end of the card plate, and the upper end of the card withdrawing button column penetrates through the upper wall of the shell and can move up and down freely; the clamping spring is positioned between the clamping plate and the shell and sleeved on the clamping-withdrawing button column; the clamping head is arranged at the front end of the clamping plate.
Preferably, the height of the outer cylindrical surface of the protruding connecting column of the damping ball and the inner cylindrical surface of the poking wheel body is not more than 0.2 times of the diameter of the damping ball.
Preferably, the counting belt is provided with a numerical number which is matched with the number of nails of the bin nail assembly.
Preferably, the counter comprises a driven belt pulley, a counting belt, a driving belt pulley, a shifting fork reset plate, a gear bar, a ratchet wheel, a gear and a shifting fork reset spring; the counting belt is sleeved on the driven belt pulley and the driving belt pulley; the shifting fork reset plate is arranged on the nail pushing rod and can move back and forth along with the nail pushing rod; the gear strip is fixed on the shifting fork resetting piece; the shifting fork reset spring is sleeved on the nail pushing rod, one end of the shifting fork reset spring is connected with the spring bracket, and the other end of the shifting fork reset spring is connected with the shifting fork reset plate; the ratchet is mounted between the gear and the cartridge housing.
Preferably, a counting window is formed in the surface of the counter, a counting assembly is arranged in the counter, the counting assembly comprises a rotating column, a counting shifting wheel and a counting shifting fork, counting belts used for transmission are sleeved on the surfaces of the counting shifting wheel and the rotating column, one end of the counting shifting fork is positioned on the inner side of the counting shifting wheel, and the cross section of the counting shifting wheel is windmill-shaped; the counter is provided with a protection mechanism, the protection mechanism comprises a transparent protection plate, a groove, an inserting block, a fixing groove and a spring, the counter is hinged with the transparent protection plate, the end part of the transparent protection plate is provided with the groove, the counter is provided with the fixing groove, one end of the inserting block is embedded into the fixing groove, the other end of the inserting block extends out of the fixing groove and can be matched with the groove, one end of the spring is connected with the end face of the embedded end of the inserting block, and the other end of the spring is connected with the groove bottom of the fixing groove.
Preferably, the inner surface of the rear end part of the nail bin assembly is symmetrically provided with limiting blocks, the outer side surface of the front end part of the rotary thumb wheel is symmetrically provided with clamping grooves, the limiting blocks are in an arrow shape, and the limiting blocks are embedded into the clamping grooves; the rotary thumb wheel is internally provided with a cylindrical cavity structure and is used for connecting a handle push rod and a bin nail assembly push rod; a connecting transition body is arranged between the rotary thumb wheel and the gun body assembly, a connecting column of the connecting transition body is arranged on the gun body assembly, and a thumb wheel body of the connecting transition body is fixed on the rotary thumb wheel; the spring groove is uniformly formed in the outer cylindrical surface of the connecting column and the inner cylindrical surface of the poking wheel body, an elastic body is arranged in the spring groove, and a damping ball is arranged at the front end of the elastic body.
Preferably, the groove is a U-shaped groove, and the insert block is of a cuboid structure.
Preferably, a plurality of springs are provided, and the plurality of springs are uniformly distributed.
Preferably, the gun body assembly comprises a fixed handle, a firing assembly and a rotary thumb wheel, wherein the fixed handle is connected with the firing assembly, and the rotary thumb wheel is positioned on one side of the fixed handle and one side of the firing assembly.
Preferably, the rotary thumb wheel is provided with a nail bin assembly mounting clamping groove, and the rotary nail bin assembly is provided with an indication arrow matched with the nail bin assembly mounting clamping groove.
Preferably, the elastic body is a cylindrical spring or an elastic rubber column.
Preferably, the height of the outer cylindrical surface of the protruding connecting column of the damping ball and the inner cylindrical surface of the poking wheel body is not more than 0.2 times of the diameter of the damping ball.
Preferably, the counting belt is provided with a numerical number which is matched with the number of nails of the bin nail assembly.
Compared with the prior art, the invention has the beneficial effects that:
The gun type handle which accords with the ergonomics is easier for an operator to hold; the nail bin assembly can be rotated for 360 degrees by rotating the thumb wheel, so that an operator can suture the incision at different positions conveniently; a counter is arranged in the nail bin assembly, a large window is adopted, and an operator can intuitively know the use quantity of the stitching nails; the skin stapler is assembled by a gun body component and a nail bin component, the gun body component can be repeatedly used, and an arrow on the nail bin component is aligned with a clamping groove on the rotary thumb wheel and is inserted along the axial direction and can be fixed on the gun body component by rotary locking. When the counting window of the nail bin assembly displays 0, the nail bin assembly is in a non-nail state, and the operation is convenient.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of the present invention;
FIG. 3 is a schematic diagram III of the structure of the present invention;
FIG. 4 is a schematic diagram of a partial structure of the present invention;
FIG. 5 is a schematic diagram of a portion of a second embodiment of the present invention;
FIG. 6 is a schematic diagram of a portion of a third embodiment of the present invention;
FIG. 7 is a schematic diagram of a partial structure of the present invention;
FIG. 8 is a schematic diagram of a partial structure of the present invention;
FIG. 9 is a schematic diagram of a portion of a structure of the present invention;
FIG. 10 is a schematic diagram of a portion of the present invention;
FIG. 11 is a schematic view of a part of the present invention;
FIG. 12 is a schematic diagram of a portion of the present invention;
FIG. 13 is a schematic view of a part of the present invention;
FIG. 14 is a schematic view of a part of the present invention;
Fig. 15 is a schematic view showing a partial structure of the present invention.
In the figure: 1. a fixed handle; 1-1, a handle push rod sliding cavity; 1-2, connecting columns; 1-3, a damping component B;1-3-1, damping ball B;1-3-2, damping ball groove B;1-3-3, damping spring B;1-4, positioning holes; 1-5, a spring groove B; 2. a firing assembly; 2-1, a movable handle; 2-2, a handle connecting rod; 2-3, a handle push rod; 2-4, a return spring; 3. rotating the thumb wheel; 3-1, a push rod cavity A;3-2, a spring groove A;3-3, a damping assembly A;3-4, a poking wheel body; 3-3-1, damping ball A;3-3-2, damping ball groove A;3-3-3, damping spring A;3-5, end covers; 3-6, an axial positioning groove; 4. a counter; 4-1, driven pulleys; 4-2, counting bands; 4-3, counting dial wheel; 4-4, a driving belt wheel; 4-5, counting shifting forks; 4-6, shifting fork resetting pieces; 4-6-1, gear strips; 4-6-2, ratchet; 4-6-3, gears; 4-7, shifting fork reset springs; 5. rotating the cartridge assembly; 5-1, a nail pushing rod; 5-2, pressing a top sheet connecting rod; 5-3, pressing nail pieces; 5-4, stitching nails; 5-5, a nail bin shell; 5-6, a push rod cavity B;5-7, a nail feeding spring; 5-8, a spring bracket; 6. a counting window; 7. a connecting body; 7-1, card withdrawing assembly; 7-1-1, a card withdrawing button column; 7-1-2, a clamping spring; 7-1-3, a clamping plate; 7-1-4, lap joint columns; 7-1-5, a clamping head; 7-2, large clamping holes; 7-3, positioning the flange; 7-4, a shell; 8. the nail bin assembly is provided with a clamping groove; 9. a transparent protection plate; 10. a groove; 11. inserting blocks; 12. a fixing groove; 13. and (3) a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
As shown in fig. 1 to 14, the present invention provides a technical solution: the rotary nail bin assembly is arranged on the gun body assembly through the rotary poking wheel 3 and can rotate by 360 degrees, so that the operation of doctors is greatly facilitated; a counter 4 is mounted on the rotary cartridge assembly for displaying the number of staples fired.
The gun body assembly comprises a fixed handle 1, a firing assembly 2, a reset spring 2-4, a handle push rod 2-3 and a handle connecting rod 2-2, wherein the firing assembly 2 is arranged on the fixed handle 1, and the reset spring 2-4 is arranged between the fixed handle 1 and the firing assembly 2; the handle link 2-2 is mounted between the handle push rod 2-3 and the firing assembly 2.
The firing assembly 2 comprises a movable handle 2-1, a handle connecting rod 2-2, a handle push rod 2-3 and a reset spring 2-4; the reset spring 2-4 is arranged on the inner wall of the fixed handle 1, and the movable end of the reset spring is connected with the upper end of the movable handle 2-1; one end of a handle connecting rod 2-2 is connected to the movable handle 2-1, and the other end is connected with a handle push rod 2-3; the handle push rod 2-3 is horizontally arranged and can be moved back and forth in a tandem manner.
The surface of the counter 4 is provided with a counting window 6, the inside of the counter 4 is provided with a counting assembly, the counting assembly comprises a driven belt pulley 4-1, a driving belt pulley 4-4, a counting belt 4-2, a counting shifting pulley 4-3 and a counting shifting fork 4-5, the counting belt 4-2 is sleeved on the driving belt pulley 4-4 and the driven belt pulley 4-1, one end of the counting shifting fork 4-5 is positioned at the inner side of the counting shifting pulley 4-3, and the cross section of the counting shifting pulley 4-3 is windmill-shaped and is used for realizing the unification of firing action and counting action.
The rotary nail bin assembly 5 comprises a nail pushing rod 5-1, a top pressing sheet connecting rod 5-2, a nail pressing sheet 5-3, a stitching nail 5-4, a nail bin shell 5-5, a push rod cavity B5-6, a nail feeding spring 5-7 and a spring bracket 5-8; the ejector pin 5-1, the ejector plate connecting rod 5-2 and the ejector pin pressing plate 5-3 form a single pin pressing channel through the push rod cavity, wherein the ejector pin 5-1 is connected with the handle push rod 2-2 for transmitting the trigger force. The stitching nails 5-4 are arranged at the lower end of the front part of the nail bin shell 5-5; the nail feeding spring 5-7 is horizontally arranged at the lower part of the nail bin shell 5-5, and the movable end of the nail feeding spring is connected to the rear part of the stitching nail 5-4; the spring bracket 5-8 is fixed in the middle of the nail bin shell 5-5, and the push rod cavity B5-6 is perpendicular to the spring bracket 5-8.
As shown in fig. 6 to 12, a connecting transition body is arranged between the rotary thumb wheel 3 and the gun body assembly, a connecting column 1-2 of the connecting transition body is arranged on the gun body assembly, and a thumb wheel body 3-4 of the connecting transition body is fixed on the rotary thumb wheel 3; spring grooves B1-5 are uniformly formed in the outer cylindrical surface of the connecting column 1-2; spring grooves A3-2 are uniformly formed in the inner cylindrical surface of the poking wheel body 3-4; damping springs B1-3-3 are arranged in the spring grooves B1-5, and damping springs A3-3-3 are arranged in the spring grooves A3-2; the front end of the damping spring B1-3-3 is provided with a damping ball B1-3-1; the front end of the damping spring A3-3-3 is provided with a damping ball A3-3-1. The connecting column 1-2 is connected with the thumb wheel body 3-4 through the end cover 3-5; damping ball grooves 1-3-2 are arranged between the damping balls B1-3-1 and the spring grooves B1-5. A damping ball groove 3-3-2 is arranged between the damping ball A3-3-1 and the spring groove A3-2. External threads are arranged on the outer sides of the damping ball grooves 3-3-2 and the damping ball grooves 1-3-2, and the inner walls of the damping ball grooves are concave spherical surfaces, so that the damping ball is convenient to install. When the rotary thumb wheel 3 is not rotated, the damping balls A3-3-1 and the damping balls B1-3-1 mutually block under the action of spring force, so that the rotary thumb wheel 3 cannot rotate relative to the fixed handle 1. When the rotary thumb wheel 3 is required to be rotated, the moment generated by a human hand is larger than the resistance moment of the damping balls A3-3-1 and B1-3-1, and the damping balls A3-3-1 and B1-3-1 are retracted respectively, so that the bin pin assembly is smoothly rotated.
The rotary thumb wheel 3 is also provided with an axial positioning groove 3-6.
A nail bin assembly mounting clamping groove 8 is formed in the rotary thumb wheel 3, and a connector 7 matched with the nail bin assembly mounting clamping groove 8 is arranged on the rotary nail bin assembly 5; the connector 7 comprises a large clamping hole 7-2, a positioning flange 7-3 and a shell 7-4, wherein the large clamping hole 7-2 and the shell 7-4 are coaxial, and the positioning flange 7-3 is arranged on the inner wall of the large clamping hole 7-2. The locating flange 7-3 matches the size of the cartridge assembly mounting slot 8.
The shell 7-4 is provided with a card withdrawing component 7-1 which comprises a card withdrawing button column 7-1-1, a clamping spring 7-1-2, a clamping plate 7-1-3, a lap joint column 7-1-4 and a clamping head 7-1-5, wherein the lap joint column 7-1-4 is arranged on the shell 7-4 and can rotate freely, so that the clamping plate 7-1-3 can do seesaw reciprocating motion relative to the shell 7-4; the card withdrawing button column 7-1-1 is fixed at the rear end of the card plate 7-1-3, and the upper end of the card withdrawing button column 7-1-1 penetrates through the upper wall of the shell 7-4 and can move up and down freely; the clamping spring 7-1-2 is positioned between the clamping plate 7-1-3 and the shell 7-4 and sleeved on the card withdrawing button column 7-1-1; the clamping head 7-1-5 is arranged at the front end of the clamping plate 7-1-3.
The clamping head 7-1-5 is matched with the axial positioning groove 3-6, the rotary nail bin assembly 5 is directly pushed to the front end of the rotary poking wheel 3 during assembly, the clamping head 7-1-5 is lifted, the clamping plate 7-1-3 rotates around the lap joint column 7-1-4, the rear end of the clamping plate 7-1-3 descends, the clamping spring 7-1-2 is stretched, and when the clamping head 7-1-5 enters the axial positioning groove 3-6, the clamping spring 7-1-2 resets and drives the clamping plate 7-1-3 to reset. At this time, the clamping heads 7-1-5 completely enter the axial positioning grooves 3-6, so that the rotary nail bin assembly 5 and the rotary thumb wheel 3 can not send axial movement.
The height of the outer cylindrical surface of the protruding connecting column 1-2 of the damping ball B1-3-2 is not more than 0.2 times of the diameter of the damping ball B1-3-2.
The height of the inner cylindrical surface of the damping ball A3-3-1 protruding from the dial body 3-4 is not more than 0.2 times the diameter of the damping ball A3-3-1.
The counting belt 4-2 is provided with a digital number which is matched with the number of nails of the bin nail assembly.
Including nail storehouse subassembly 5 and body of a gun subassembly, nail storehouse subassembly 5 includes counter 4, count window 6, counter 4 installs on nail storehouse subassembly 5, count window 6 has been seted up on this counter 4, nail storehouse subassembly 5 embeds counter 4, adopt big count window 6, be convenient for operator audio-visual understanding stitching nail usage number, be provided with protection mechanism on counter 4, this protection mechanism includes transparent guard plate 9, the recess 10, insert 11, fixed slot 12 and spring 13, it has transparent guard plate 9 to articulate on the counter 4, recess 10 has been seted up to the tip of this transparent guard plate 9, set up fixed slot 12 on the counter 4, insert 11's one end embedding fixed slot 12, the fixed slot 12 is stretched out to can be with recess 10 assorted, the one end of spring 13 is connected with insert 11's embedded end terminal surface, the other end is connected with the tank bottom of fixed slot 12, when protecting count window 6, transparent guard plate 9 is rotated at first, insert 11 is pressurized, compression spring 13, compressed spring 13 resets, and promote insert 11 to insert 9 surface to insert and make transparent guard plate 11 insert 9, thereby the transparent guard plate's the transparent problem is further solved, and stable in the counter window 6 has been inserted to the transparent guard plate 6.
In this embodiment, preferably, the groove 10 is a "U" groove, and the insert 11 has a cuboid structure, so that the cuboid insert 11 and the "U" groove 10 can be matched conveniently.
In this embodiment, preferably, a plurality of springs 13 are provided, and the plurality of springs 13 are uniformly distributed, so that the springs 13 exert an effect better.
In this embodiment, preferably, the gun body assembly includes a fixed handle 1, a firing assembly 2, and a rotary thumb wheel 3, where the fixed handle 1 is connected with the firing assembly 2, and the rotary thumb wheel 3 is located at one side of the fixed handle 1 and the firing assembly 2; the nail bin assembly mounting clamping groove 8 is formed in the rotary thumb wheel 3, the indication arrow 7 matched with the nail bin assembly mounting clamping groove 8 is arranged on the nail bin assembly 5, the indication arrow 7 on the nail bin assembly 5 is aligned with the nail bin assembly mounting clamping groove 8 on the rotary thumb wheel 3, the nail bin assembly mounting clamping groove 8 is axially inserted and rotationally locked, and can be fixed on the gun body assembly, when the counting window of the nail bin assembly 5 shows 0, a non-nail state is indicated, the nail bin assembly 5 is pushed inwards along the axial direction, and then the anti-clockwise rotation is withdrawn along the nail bin assembly mounting clamping groove 8.
The working principle and the using flow of the invention are as follows: when the counting window 6 is protected, the transparent protection plate 9 is rotated, the transparent protection plate 9 firstly presses the insert block 11, the compressed spring 13 is compressed after the insert block 11 is pressed, the compressed spring 13 is reset, the insert block 11 is pushed to be inserted into the groove 10 formed in the surface of the transparent protection plate 9, so that the insert block 11 is stably inserted, the transparent protection plate 9 is stably arranged, and the counting window 6 is further protected;
the indication arrow 7 on the nail bin assembly 5 is aligned with the nail bin assembly mounting clamping groove 8 on the rotary thumb wheel 3, is inserted along the axial direction, is locked in a rotary mode, and can be fixed on the gun body assembly, when the count window of the nail bin assembly 5 shows 0, a non-nail state is indicated, the nail bin assembly 5 is pushed inwards along the axial direction, and then the anti-clockwise rotation is carried out along the nail bin assembly mounting clamping groove 8.
Example two
As shown in fig. 15, another structural form of the counter 4 is, based on the first embodiment, that including a driven pulley 4-1, a counting belt 4-2, a driving pulley 4-4, a shift fork reset plate 4-6, a gear bar 4-6-1, a ratchet wheel 4-6-2, a gear 4-6-3 and a shift fork reset spring 4-7; the counting belt 4-2 is sleeved on the driven belt pulley 4-1 and the driving belt pulley 4-4; the shifting fork reset plate 4-6 is arranged on the nail pushing rod 5-1 and can move back and forth along with the nail pushing rod 5-1; the gear strip 4-6-1 is fixed on the shifting fork reset sheet 4-6; the shifting fork reset spring 4-7 is sleeved on the nail pushing rod 5-1, one end of the shifting fork reset spring 4-7 is connected with the spring bracket 5-8, and the other end is connected with the shifting fork reset piece 4-7; the ratchet wheel 4-6-2 is mounted between the gear wheel 4-6-3 and the cartridge housing 5-5.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A rotatable, countable skin stapler having a cartridge assembly, characterized in that: the rotary nail bin assembly is arranged on the gun body assembly through the rotary poking wheel and can rotate by 360 degrees; the counter is arranged on the rotary nail bin assembly;
the gun body assembly comprises a fixed handle, a firing assembly, a reset spring, a handle connecting rod and a handle push rod, wherein the firing assembly is arranged on the fixed handle, and the reset spring is arranged between the fixed handle and the firing assembly; the handle connecting rod is arranged between the handle push rod and the firing assembly;
The firing assembly comprises a movable handle, a handle connecting rod, a handle push rod and a reset spring; the reset spring is arranged on the inner wall of the fixed handle, and the movable end of the reset spring is connected with the upper end of the movable handle; one end of the handle connecting rod is connected to the movable handle, and the other end of the handle connecting rod is connected with the handle push rod; the handle push rod is horizontally arranged and can move in a tandem manner;
The rotary nail bin assembly comprises a nail pushing rod, a top pressing plate connecting rod, a nail pressing plate, a stitching nail, a nail bin shell, a push rod cavity, a nail feeding spring and a spring bracket; the nail pushing rod, the top pressing piece connecting rod and the nail pressing piece form a unique nail pressing channel through the push rod cavity; the stitching nails are arranged at the lower end of the front part of the nail bin shell; the nail feeding spring is horizontally arranged at the lower part of the nail bin shell, and the movable end of the nail feeding spring is connected to the rear part of the stitching nail; the spring support is fixed in the middle of the nail bin shell, and the push rod cavity is perpendicular to the spring support;
A connecting transition body is arranged between the rotary thumb wheel and the gun body assembly, a connecting column of the connecting transition body is arranged on the gun body assembly, and a thumb wheel body of the connecting transition body is fixed on the rotary thumb wheel; spring grooves are uniformly formed in the outer cylindrical surface of the connecting column and the inner cylindrical surface of the poking wheel body, an elastic body is arranged in the spring grooves, and a damping ball is arranged at the front end of the elastic body; the connecting column is connected with the thumb wheel body through an end cover; a damping ball groove is arranged between the damping ball and the inner wall of the spring groove; the elastic body is a cylindrical spring or an elastic rubber column.
2. A rotatable, countable skin stapler with a cartridge assembly according to claim 1, the method is characterized in that: the surface of the counter is provided with a counting window, the counter is internally provided with a counting assembly, the counting assembly comprises a driven belt pulley, a driving belt pulley, a counting belt, a counting shifting wheel and a counting shifting fork, the counting belt is sleeved on the driving belt pulley and the driven belt pulley, one end of the counting shifting fork is positioned at the inner side of the counting shifting wheel, and the cross section of the counting shifting wheel is windmill-shaped; the counter is provided with a protection mechanism, the protection mechanism comprises a transparent protection plate, a groove, an inserting block, a fixing groove and a spring, the counter is hinged with the transparent protection plate, the end part of the transparent protection plate is provided with the groove, the counter is provided with the fixing groove, one end of the inserting block is embedded into the fixing groove, the other end of the inserting block extends out of the fixing groove and can be matched with the groove, one end of the spring is connected with the end face of the embedded end of the inserting block, and the other end of the spring is connected with the groove bottom of the fixing groove; the groove is a U-shaped groove, and the insert block is of a cuboid structure; the springs are arranged in a plurality, and the springs are uniformly distributed.
3. A rotatable, countable skin stapler with a cartridge assembly according to claim 1, the method is characterized in that: the rotary thumb wheel is provided with a nail bin assembly mounting clamping groove, and the rotary nail bin assembly is provided with a connector which is matched with the nail bin assembly mounting clamping groove; the connecting body comprises a large clamping hole, a positioning flange and a shell, wherein the large clamping hole and the shell are coaxial, and the positioning flange is arranged on the inner wall of the large clamping hole;
The shell is provided with a card withdrawing component which comprises a card withdrawing button column, a clamping spring, a clamping plate, a lap joint column and a clamping head, wherein the lap joint column is arranged on the shell and can rotate freely; the card withdrawing button column is fixed at the rear end of the card plate, and the upper end of the card withdrawing button column penetrates through the upper wall of the shell and can move up and down freely; the clamping spring is positioned between the clamping plate and the shell and sleeved on the clamping-withdrawing button column; the clamping head is arranged at the front end of the clamping plate.
4. A rotatable, countable skin stapler with a cartridge assembly according to claim 1, the method is characterized in that: the height of the outer cylindrical surface of the protruding connecting column of the damping ball and the inner cylindrical surface of the poking wheel body is not more than 0.2 times of the diameter of the damping ball.
5. A rotatable, countable skin stapler with a cartridge assembly according to claim 2, the method is characterized in that: the counting belt is provided with a digital number which is matched with the number of nails of the bin nail assembly.
6. A rotatable, countable skin stapler with a cartridge assembly according to claim 1, the method is characterized in that: the counter comprises a driven belt pulley, a counting belt, a driving belt pulley, a shifting fork reset plate, a gear bar, a ratchet wheel, a gear and a shifting fork reset spring; the counting belt is sleeved on the driven belt pulley and the driving belt pulley; the shifting fork reset plate is arranged on the nail pushing rod and can move back and forth along with the nail pushing rod; the gear strip is fixed on the shifting fork resetting piece; the shifting fork reset spring is sleeved on the nail pushing rod, one end of the shifting fork reset spring is connected with the spring bracket, and the other end of the shifting fork reset spring is connected with the shifting fork reset plate; the ratchet is mounted between the gear and the cartridge housing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010318567.9A CN111419313B (en) | 2020-04-21 | 2020-04-21 | Rotatable and countable skin stitching instrument with nail bin assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010318567.9A CN111419313B (en) | 2020-04-21 | 2020-04-21 | Rotatable and countable skin stitching instrument with nail bin assembly |
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| CN111419313A CN111419313A (en) | 2020-07-17 |
| CN111419313B true CN111419313B (en) | 2024-08-27 |
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| CN117883147B (en) * | 2024-03-13 | 2024-05-28 | 上海执中医疗技术有限公司 | Bone tissue cutting knife system |
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| CN212438725U (en) * | 2020-04-21 | 2021-02-02 | 江苏凯尔特医疗科技有限公司 | Rotatable, countable skin stitching instrument of nail storehouse subassembly |
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| CN103431884B (en) * | 2013-08-14 | 2015-04-22 | 常州洛克曼医疗器械有限公司 | Open type flatly-paved skin stitching instrument |
| CN106264637A (en) * | 2015-05-15 | 2017-01-04 | 北京颐合恒瑞医疗科技有限公司 | A kind of Absorbable plate subcuticular suture device |
| US10064622B2 (en) * | 2015-07-29 | 2018-09-04 | Covidien Lp | Surgical stapling loading unit with stroke counter and lockout |
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| CN212438725U (en) * | 2020-04-21 | 2021-02-02 | 江苏凯尔特医疗科技有限公司 | Rotatable, countable skin stitching instrument of nail storehouse subassembly |
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