CN116491999A - Nail anvil of surgical operation instrument and surgical operation instrument - Google Patents
Nail anvil of surgical operation instrument and surgical operation instrument Download PDFInfo
- Publication number
- CN116491999A CN116491999A CN202310530282.5A CN202310530282A CN116491999A CN 116491999 A CN116491999 A CN 116491999A CN 202310530282 A CN202310530282 A CN 202310530282A CN 116491999 A CN116491999 A CN 116491999A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- surgical instrument
- lantern ring
- connecting rod
- groove
- 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.)
- Withdrawn
Links
- 239000011324 bead Substances 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 210000001035 gastrointestinal tract Anatomy 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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
- A61B2017/07242—Stapler heads achieving different staple heights during the same shot, e.g. using an anvil anvil having different heights or staples of different sizes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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
- A61B2017/07257—Stapler heads characterised by its anvil
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention provides an anvil of a surgical instrument and the surgical instrument. The nail anvil of the surgical instrument and the surgical instrument comprise a connecting rod, wherein a groove is formed in the outer surface of the connecting rod, a nail anvil block is fixedly connected to the left surface of the connecting rod, a first lantern ring is magnetically connected to the outer surface of the nail anvil block, a second lantern ring is magnetically connected to the outer surface of the first lantern ring, a mounting groove is formed in the right surface of the second lantern ring, the first lantern ring and the nail anvil block, an elastic sheet is fixedly connected to the inner surface of the mounting groove, a handle is fixedly connected to the lower surface of the shell, a limiting ring is fixedly connected to the inner surface of the shell, and a connecting rod is slidably connected to the inner surface of the limiting ring. The nail anvil block can be adjusted through the diameter, the device can be suitable for intestinal tracts of different sizes in the using process, the applicability of the device is improved, the linearity degree of the device in the using process is improved through the engagement between the gear and the rack, and the device is convenient to control.
Description
Technical Field
The invention relates to the technical field of surgical instruments, in particular to a nail anvil of a surgical instrument and the surgical instrument.
Background
When the surgical operation is performed on tissues such as esophagus, stomach, intestinal canal and the like, surgical instruments such as a circular stitching instrument and the like are mostly adopted, and the stitching instrument can shorten the operation time and improve the operation efficiency. The circular stitching instrument adopts an axial inward stitching mode in the operation process, and forms a stitching ring in the two sections of tissues, so that organism bleeding and the like generated in the operation can be discharged together with the content, and the organism tissues are easy to heal after the operation. The circular stapler comprises a nail anvil with a nail anvil cap and a nail anvil rod and a body with a nail box, wherein the nail anvil cap of the nail anvil is positioned in one tubular tissue to be sutured and the nail box is positioned in the other tubular tissue to be sutured during operation; after the two parts of tissues are sutured, the suture opening is positioned between the nail anvil cap and the nail box, and the nail anvil is required to be taken out from the suture opening after suturing.
The applicant has found through searching that chinese patent discloses an "automatic cooker washer", whose application number is "CN202110656989.1", which mainly designs the anvil cap as a fixing cap and a movable fan blade capable of surrounding the fixing cap, when passing through tissues, the movable fan blade can be recovered by a telescopic device and a driving device, so as to reduce the cross-sectional area of the anvil and reduce the damage to the tissues, thereby improving the safety of the operation, but the anvil with the same diameter is inconvenient to use due to the different diameters of intestinal tracts of patients with different ages.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a nail anvil of a surgical instrument and the surgical instrument, and solves the problem that the nail anvil with the same diameter can cause inconvenient use.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: an anvil for a surgical instrument, comprising:
the connecting rod, the surface of connecting rod is provided with the recess, the left surface fixedly connected with nail stock piece of connecting rod, the surface magnetism of nail stock piece is connected with first lantern ring, the surface magnetism of first lantern ring is connected with the second lantern ring, the right surface of second lantern ring, first lantern ring, nail stock piece is provided with the mounting groove, the internal surface fixedly connected with elastic sheet of mounting groove.
Preferably, the number of the mounting grooves is multiple and the mounting grooves are distributed annularly, and the right surface of the groove is in a table shape.
Preferably, the left surface of second lantern ring, first lantern ring, nail stock is the arc, the inside of first lantern ring, second lantern ring is the step for be convenient for the block.
A surgical instrument comprising the nail anvil and a shell according to claims 1-4, wherein the lower surface of the shell is fixedly connected with a handle, the inner surface of the shell is fixedly connected with a limiting ring, the inner surface of the limiting ring is slidably connected with a connecting rod, the right surface of the connecting rod is fixedly connected with a rack, the right surface of the rack is fixedly connected with a limiting groove, the upper surface of the shell is slidably connected with a limiting rod, the outer surface of the limiting rod is fixedly connected with a limiting plate, the lower surface of the limiting plate is fixedly connected with a first spring, and the lower surface of the limiting rod is fixedly connected with a fixing block;
the rear inner wall of casing rotates and is connected with the gear, the front surface fixedly connected with dwang of gear, the left surface fixedly connected with sleeve of casing, telescopic left surface fixedly connected with fixed head, the internal surface sliding connection of fixed head has the movable block, the inside of movable block is provided with the movable hole, the top inner wall fixedly connected with second spring of movable hole, the one end fixedly connected with spacing pearl of movable hole is kept away from to the second spring, the left surface of fixed head is provided with the extrusion groove.
Preferably, the fixed block is in sliding connection with the limit groove, the lower end of the first spring is fixedly connected with the fixed block, an opening is formed in the upper surface of the shell, the opening is rectangular, and the size of the limit piece of the opening is the same.
Preferably, the rack is meshed with the gear, a sliding groove is formed in the lower surface of the shell, the sliding groove is movably connected with the rotating rod, and the first spring is in a compressed state.
Preferably, the telescopic internal surface and connecting rod sliding connection, the internal surface of movable block and the fixed surface of connecting rod are connected, the left end of movable block, fixed head all is provided with the through-hole, the quantity of movable hole is a plurality of and annular distribution, the right surface of spacing pearl is provided with the boss, the internal surface of movable hole is the arc for avoid spacing pearl to appear dropping, the quantity of extrusion groove is a plurality of and annular distribution, the inside of extrusion groove is the arc.
Preferably, the surgical instrument is a stapler.
(III) beneficial effects
The invention provides an anvil of a surgical instrument and the surgical instrument. The beneficial effects are as follows:
1. the nail anvil of the surgical instrument and the surgical instrument can be adjusted through the diameter, so that the device can be suitable for intestinal tracts with different sizes in the using process, and the applicability of the device is improved.
2. The nail anvil of the surgical operation instrument and the surgical operation instrument increase the linearity degree of the device in the using process through the engagement between the gear and the rack, and are convenient to operate and control.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of the anvil block structure of the present invention;
fig. 5 is a schematic diagram of the overall structure of the present invention.
1, a shell; 2. a handle; 3. a rotating lever; 4. a limit groove; 5. a limiting piece; 6. opening holes; 7. a limit rod; 8. a first spring; 9. a fixed block; 10. a gear; 11. a connecting rod; 12. a limiting ring; 13. a sleeve; 14. a fixed head; 15. a movable block; 16. a movable hole; 17. a second spring; 18. limiting beads; 19. a through hole; 20. a nail anvil block; 21. a connecting rod; 22. a groove; 23. a first collar; 24. a second collar; 25. a sliding groove; 26. and extruding the groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-5, an embodiment of the present invention provides an anvil of a surgical instrument, which includes a connecting rod 21, wherein a groove 22 is provided on an outer surface of the connecting rod 21, a anvil block 20 is fixedly connected to a left surface of the connecting rod 21, a first collar 23 is magnetically connected to an outer surface of the anvil block 20, a second collar 24 is magnetically connected to an outer surface of the first collar 23, mounting grooves are provided on right surfaces of the second collar 24, the first collar 23 and the anvil block 20, the number of the mounting grooves is multiple and distributed annularly, a right surface of the groove 22 is a table-type, an elastic sheet is fixedly connected to an inner surface of the mounting groove, the second collar 24, the first collar 23 and a left surface of the anvil block 20 are arc-shaped, and an inner part of the first collar 23 and the second collar 24 is step-shaped for facilitating clamping.
The surgical instrument comprises the nail anvil and a casing 1 according to claims 1-4, wherein a handle 2 is fixedly connected with the lower surface of the casing 1, a limiting ring 12 is fixedly connected with the inner surface of the casing 1, a connecting rod 11 is slidably connected with the inner surface of the limiting ring 12, a rack is fixedly connected with the right surface of the connecting rod 11, a limiting groove 4 is fixedly connected with the right surface of the rack, a limiting rod 7 is slidably connected with the upper surface of the casing 1, a limiting plate 5 is fixedly connected with the outer surface of the limiting rod 7, a first spring 8 is fixedly connected with the lower surface of the limiting plate 5, a fixing block 9 is fixedly connected with the limiting groove 4, the lower end of the first spring 8 is fixedly connected with the fixing block 9, an opening 6 is formed in the upper surface of the casing 1 and is used for conveniently moving the limiting plate 5, the opening 6 is rectangular, and the size of the limiting plate 5 of the opening 6 is identical.
The rear inner wall of the shell 1 is rotationally connected with a gear 10 for driving a rack to move, the rack is meshed with the gear 10, the lower surface of the shell 1 is provided with a sliding groove 25, the sliding groove 25 is movably connected with a rotating rod 3, a first spring 8 is in a compressed state, the front surface of the gear 10 is fixedly connected with the rotating rod 3, the left surface of the shell 1 is fixedly connected with a sleeve 13, the left surface of the sleeve 13 is fixedly connected with a fixed head 14, the inner surface of the sleeve 13 is in sliding connection with a connecting rod 11, the inner surface of the movable block 15 is fixedly connected with the outer surface of the connecting rod 11, through holes 19 are formed in the left ends of the movable block 15 and the fixed head 14, the number of the movable holes 16 is multiple and distributed annularly, the right surface of a limiting bead 18 is provided with a boss, the inner surface of the movable hole 16 is arc-shaped for preventing the limiting bead 18 from falling, the number of the pressing groove 26 is multiple and distributed annularly, the inner part of the pressing groove 26 is arc-shaped, the inner surface of the fixed head 14 is fixedly connected with a movable block 15 for driving a nail anvil 20 to move, the inner part of the movable block 15 is provided with a movable hole 16, the top inner wall of the movable hole 16 is fixedly connected with a second spring 17 and is convenient to press the second spring 17 to the limiting bead 18 to be far away from the first spring 18, and the left end of the fixed bead 18 is connected with the second surgical instrument 18, and the upper end is far away from the fixed bead 18.
Working principle: the lantern ring with the corresponding size is selected according to the requirement, nails are placed in the mounting groove, the nail anvil block 20 is buried in the intestinal tract, the fixing head 14 is connected with the connecting rod 21, the limiting beads 18 are connected with the grooves 22, the gear 10 is driven to rotate through the rotating rod 3, the connecting rod 11 is moved, and the lantern ring and the fixing head 14 can be pulled to extrude.
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 (8)
1. An anvil for a surgical instrument, comprising:
connecting rod (21), the surface of connecting rod (21) is provided with recess (22), the left surface fixedly connected with nail stock (20) of connecting rod (21), the surface magnetism of nail stock (20) is connected with first lantern ring (23), the surface magnetism of first lantern ring (23) is connected with second lantern ring (24), the right surface of second lantern ring (24), first lantern ring (23), nail stock (20) is provided with the mounting groove, the internal surface fixedly connected with elastic sheet of mounting groove.
2. The surgical instrument anvil of claim 1, wherein: the number of the mounting grooves is multiple, the mounting grooves are distributed annularly, and the right surface of the groove (22) is of a table shape.
3. The surgical instrument anvil of claim 1, wherein: the left surfaces of the second lantern ring (24), the first lantern ring (23) and the nail anvil block (20) are arc-shaped, and the interiors of the first lantern ring (23) and the second lantern ring (24) are step-shaped.
4. A surgical instrument, characterized by: the nail anvil comprises the nail anvil and a casing (1), wherein a handle (2) is fixedly connected to the lower surface of the casing (1), a limiting ring (12) is fixedly connected to the inner surface of the casing (1), a connecting rod (11) is slidably connected to the inner surface of the limiting ring (12), a rack is fixedly connected to the right surface of the connecting rod (11), a limiting groove (4) is fixedly connected to the right surface of the rack, a limiting rod (7) is slidably connected to the upper surface of the casing (1), a limiting plate (5) is fixedly connected to the outer surface of the limiting rod (7), a first spring (8) is fixedly connected to the lower surface of the limiting plate (5), and a fixing block (9) is fixedly connected to the lower surface of the limiting rod (7);
the novel anti-theft device is characterized in that a gear (10) is rotationally connected to the rear inner wall of the shell (1), a rotating rod (3) is fixedly connected to the front surface of the gear (10), a sleeve (13) is fixedly connected to the left surface of the shell (1), a fixed head (14) is fixedly connected to the left surface of the sleeve (13), a movable block (15) is slidably connected to the inner surface of the fixed head (14), a movable hole (16) is formed in the movable block (15), a second spring (17) is fixedly connected to the top inner wall of the movable hole (16), a limiting bead (18) is fixedly connected to one end, away from the movable hole (16), of the second spring (17), and an extrusion groove (26) is formed in the left surface of the fixed head (14).
5. A surgical instrument according to claim 4, wherein: fixed block (9) and spacing groove (4) sliding connection, the lower extreme and the fixed block (9) fixed connection of first spring (8), the upper surface of casing (1) is provided with trompil (6), trompil (6) are the rectangle, the size of the size spacing piece (5) of trompil (6) is the same.
6. A surgical instrument according to claim 4, wherein: the rack is meshed with the gear (10), a sliding groove (25) is formed in the lower surface of the shell (1), the sliding groove (25) is movably connected with the rotating rod (3), and the first spring (8) is in a compressed state.
7. A surgical instrument according to claim 4, wherein: the inner surface of sleeve (13) and connecting rod (11) sliding connection, the internal surface of movable block (15) and the surface fixed connection of connecting rod (11), the left end of movable block (15), fixed head (14) all is provided with through-hole (19), the quantity of movable hole (16) is a plurality of and annular distribution, the right surface of spacing pearl (18) is provided with the boss, the internal surface of movable hole (16) is the arc, the quantity of extrusion groove (26) is a plurality of and annular distribution, the inside of extrusion groove (26) is the arc.
8. A surgical instrument according to any one of claims 4 to 7, wherein the surgical instrument is a stapler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310530282.5A CN116491999A (en) | 2023-05-04 | 2023-05-04 | Nail anvil of surgical operation instrument and surgical operation instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310530282.5A CN116491999A (en) | 2023-05-04 | 2023-05-04 | Nail anvil of surgical operation instrument and surgical operation instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116491999A true CN116491999A (en) | 2023-07-28 |
Family
ID=87328246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310530282.5A Withdrawn CN116491999A (en) | 2023-05-04 | 2023-05-04 | Nail anvil of surgical operation instrument and surgical operation instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116491999A (en) |
-
2023
- 2023-05-04 CN CN202310530282.5A patent/CN116491999A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230728 |
|
| WW01 | Invention patent application withdrawn after publication |