CN214342467U - Absorbable anastomosis system - Google Patents
Absorbable anastomosis system Download PDFInfo
- Publication number
- CN214342467U CN214342467U CN202022548074.2U CN202022548074U CN214342467U CN 214342467 U CN214342467 U CN 214342467U CN 202022548074 U CN202022548074 U CN 202022548074U CN 214342467 U CN214342467 U CN 214342467U
- Authority
- CN
- China
- Prior art keywords
- tooth
- crown
- leg
- absorbable
- locking
- 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.)
- Active
Links
- 230000003872 anastomosis Effects 0.000 title claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 6
- 210000002105 tongue Anatomy 0.000 claims description 26
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 2
- 230000001717 pathogenic effect Effects 0.000 abstract description 2
- 230000002980 postoperative effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model belongs to the technical field of medical instrument, a can absorb anastomotic system is related to, including the profile and the anastomosis nail that adopt the absorbable material to make respectively, the anastomosis nail has the crown and from the shank that the perpendicular bending type becomes respectively in crown both ends, the locking portion of shank setting and the tooth tongue cooperation of profile realize the locking of anastomosis nail and profile and be connected. The utility model has the advantages of simple and practical, reasonable ingenious product structure, creatively with the tooth buckle principle with can absorb the material and combine together, realized the adsorbable upgrading of identical nail, will avoid the pathogenic risk of postoperative foreign matter for the operation patient and create the condition, have great clinical value and economic benefits.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, a can absorb anastomotic system is related to.
Background
Staplers are widely used in surgical operations to close the severed ends of surgically excised tissue in an anastomotic manner, instead of stapling, on the same principle as stapling books. Therefore, at present, one side of a jaw of the anastomat is provided with a nail box, the other side corresponding to the jaw is provided with a chopping block, the nail box is internally provided with metal titanium nails like staples, after tissues to be anastomosed are placed in the jaw of the anastomat for being bound, two legs of the n-shaped titanium nails penetrate through the tissues and become B-shaped under the action of the chopping block, and the tissues are fixed and anastomosed. On a jaw of the finished product anastomat, 2-3 rows of anastomosis nails are arranged in a staggered mode along the axial direction according to the length of tissues to be anastomosed, so that a section of anastomosis can be formed, and the anastomosis is like suture of staggered stitches. There is a problem in that after the tissue is healed, these titanium staples remain in the body for the lifetime of foreign bodies and run the risk of scattering around, possibly causing other diseases, so that there is a clinical need for absorbable anastomotic devices.
Disclosure of Invention
The utility model is directed to the above problem, a can absorb anastomotic system is provided, and this anastomotic system is applied to clinical back, can not have the foreign matter to stay for a long time in vivo.
According to the technical scheme of the utility model: an absorbable anastomosis system, characterized by: the anastomosis nail comprises a fastening strip and an anastomosis nail which are made of absorbable materials respectively, the anastomosis nail is provided with a crown part and a leg part formed by extending after the crown part is bent, and a locking part arranged on the leg part is matched with a tooth tongue of the fastening strip to realize the locking connection of the anastomosis nail and the fastening strip.
As a further improvement, the buckle strip has two through holes, and the tooth tongues are respectively arranged in the through holes, and two legs are formed after the two ends of the crown are perpendicularly bent, and each leg is provided with a locking part at the inner side of the lower end of each leg to be matched with the corresponding tooth tongues.
As a further improvement of the present invention, the locking portion is at least one pawl or at least one slot disposed inside the lower end of the leg portion, so as to be locked and engaged with the tooth tongue.
As a further improvement of the present invention, the tooth tongues are disposed on adjacent portions of the two through holes, and each through hole is provided with one tooth tongue.
As a further improvement of the utility model, the lower extreme of shank sets up the puncture point, and the puncture point forms puncture sharp sword mouth inclined plane corresponding to the outside of shank.
As a further improvement of the utility model, the inner side of the crown part is a smooth surface or a resistance surface.
As a further improvement of the utility model, the resistance surface is a wavy surface or a toothed surface.
As a further improvement of the present invention, the length of the crown part is less than 10 mm, and the length of the leg part is less than 5 mm; the depth of the through hole is less than 5 mm.
The technical effects of the utility model reside in that: the utility model has the advantages of simple and practical, reasonable ingenious product structure, creatively with the tooth buckle principle with can absorb the material and combine together, realized the adsorbable upgrading of identical nail, will avoid the pathogenic risk of postoperative foreign matter for the operation patient and create the condition, have great clinical value and economic benefits.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a schematic structural view of the middle buckle strip of the present invention.
Figure 4 is a schematic view of the structure of the chopping block used in conjunction with the utility model.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings.
In fig. 1 to 4, the device includes a leg 101, a locking portion 102, a piercing tip inclined surface 103, a crown 104, a piercing tip 105, a buckle 200, a through hole 201, a tooth tongue 202, an anvil 301, a strip groove 302, and the like.
As shown in fig. 1 and 2, the present invention relates to an absorbable anastomosis system, which comprises a strip fastener 200 and an anastomosis nail respectively made of absorbable materials, wherein the anastomosis nail has a crown portion 104 and a leg portion 101 formed by bending and extending from the crown portion 104, and a locking portion 102 of the leg portion 101 is matched with a tooth tongue 202 of the strip fastener 200 to realize the locking connection of the anastomosis nail and the strip fastener 200.
In specific production practice, the buckle strip 200 has two through holes 201, wherein the through holes 201 are respectively provided with a tooth tongue 202, two ends of the crown 104 are vertically bent to form two leg portions 101, and the inner side of the lower end of each leg portion 101 is respectively provided with a locking portion 102, so that the locking portion 102 and the tooth tongue 202 are matched and locked in clinical use. It is understood that the above embodiment is the preferred embodiment of the present invention, and various modifications can be made in the embodiment of the present invention, such as the crown portion 104 leading out a plurality of leg portions 101, and correspondingly, the buckle strip 200 is provided with through holes 201 and tongues 202 in the same number as the leg portions 101.
The optimized scheme for realizing the matching locking of the locking part 102 and the tooth tongue 202 is as follows: the locking part 102 is arranged on the inner side of the lower part of the leg part 101, correspondingly, the tooth tongues 202 are arranged on the adjacent parts in the two through holes 201, the back parts of the tooth tongues 202 arranged in the two through holes 201 are opposite, and the tooth tongues 202 are distributed in the holes in a splayed shape, so that the locking part 102 is effectively matched with the tooth tongues 202 when the anastomosis nail is pressed down in the clinical use process, and the anastomosis fixation of tissues is realized.
In addition to the above preferred embodiments, there may be other alternatives to the specific implementation manner of the locking portion 102 and the latch 202, for example, the locking portion 102 is disposed on the outer side of the lower end of the leg portion 101, and correspondingly, the position of the latch 202 on the through hole 201 of the buckle strip 200 is adaptively adjusted to ensure that the locking portion 102 can be always locked and engaged with the latch 202 when the staple is pressed down in clinical use.
In the specific design, besides considering the specific position of the locking portion 102 on the leg 101 and the specific position of the tooth tongue 202 on the buckle strip 200, the shape of the locking portion 102 needs to be designed, and the specific scheme is as follows:
the locking portion 102 employs at least one pawl or at least one catch to lockingly engage the tooth tongue 202. It can be understood that, in order to realize that the depth of the locking part is adjustable when the anastomosis nail is locked and connected with the buckle strip 200, a plurality of clamping grooves or a plurality of inverted teeth which are arranged in sequence can be arranged according to specific requirements. The locking of the anastomosis nail and the buckling strip 200 during tissue anastomosis is realized through the matching of the clamping grooves or the inverted teeth and the tooth tongues 202.
In order to facilitate the tissue piercing by staples in a labor-saving manner, the lower end of the leg 101 is provided with a piercing tip 105, and the piercing tip 105 forms a piercing sharp edge bevel 103 corresponding to the outer side of the leg 101.
The inside of the crown 104 is smooth or resistive, and the resistive is wavy or toothed.
The length of the crown 104 is less than 10 mm, and the length of the leg 101 is less than 5 mm; the through hole 201 has a hole depth of less than 5 mm.
In particular, the profile of the strip 200 is generally rectangular, and the through-hole 201 has a rectangular, square, circular, semicircular, elliptical, polygonal geometry, so as to pass through the leg 101 of the staple.
As shown in figures 1-4, the utility model discloses the product needs to cooperate corresponding chopping block 301 and anastomat pincers to use when clinical use, owing to in the fixed back of organizing coincide, the profile of a knot 200 and anastomosis nail locking are connected to keep somewhere in the human body, need to realize that the profile of a knot 200 can shirk with chopping block 301 and be connected. To this end, a mating anvil 301 is provided with a plurality of slots 302 for receiving the fastener strips 200 as desired.
The strip grooves 302 are arranged in a plurality of rows in a staggered manner, the rows are mutually parallel, and the buckling strips 200 are sequentially placed in the corresponding strip grooves 302 in clinical use.
As shown in fig. 1 and 2, the working principle of the present invention is as follows: the utility model discloses a product adopts absorbable biomaterial that has biocompatibility, suitable hardness to mould plastics "II" type anastomosis nail, two hole profile; secondly, a nail box matched with an anastomosis nail and a double-hole button strip and a chopping board 301 with a button strip groove are injected by plastic with biocompatibility and proper hardness; thirdly, the anastomosis nails are loaded into the nail box, the double-hole buckling strips are loaded into the buckling strip grooves of the cutting board 301, and are respectively installed on the two sides of the jaw of the anastomat and assembled and matched with the nail pushing mechanism of the anastomat; when the anastomotic nail is anastomotic with the tissue, the anastomotic nail is pushed by a nail pushing organ, the two legs penetrate through the tissue, the anastomotic nail is respectively inserted into the two holes of the two-hole buckling strip, and the inverted teeth or inverted tooth grooves on the inner side of the anastomotic nail are buckled with the tooth tongues in the holes to form a structural state which can only go deep and cannot be pulled out, so that the purpose of firmly anastomosing the tissue is achieved.
Claims (8)
1. An absorbable anastomosis system, characterized by: the locking structure comprises a fastener strip (200) and a staple, wherein the fastener strip (200) and the staple are respectively made of absorbable materials, the staple is provided with a crown (104) and a leg (101) formed by extending after the crown (104) is bent, and a locking part (102) arranged on the leg (101) is matched with a tooth tongue (202) of the fastener strip (200) to realize locking connection of the staple and the fastener strip (200).
2. The absorbable anastomosis system of claim 1, wherein: the buckle strip (200) is provided with two through holes (201), tooth tongues (202) are arranged in the through holes (201), two legs (101) are formed after two ends of the crown (104) are vertically bent, and the inner side of the lower end of each leg (101) is provided with a locking part (102) respectively so as to be matched with the corresponding tooth tongues.
3. The absorbable anastomosis system of claim 2, wherein: the locking part (102) is at least one inverted tooth or at least one clamping groove arranged on the inner side of the lower end of the leg part (101) so as to be in locking fit with the tooth tongue (202).
4. The absorbable anastomosis system of claim 2, wherein: the tooth tongues (202) are arranged on adjacent parts in the two through holes (201), and one tooth tongue (202) is arranged in each through hole (201).
5. The absorbable anastomosis system of claim 1, wherein: the lower end of the leg part (101) is provided with a puncture tip (105), and the puncture tip (105) forms a puncture tip cutting edge inclined plane (103) corresponding to the outer side of the leg part (101).
6. The absorbable anastomosis system of claim 1, wherein: the inner side of the crown part (104) is a smooth surface or a resistance surface.
7. The absorbable anastomosis system of claim 6, wherein: the resistance surface is a wavy surface or a tooth-shaped surface.
8. The absorbable anastomosis system of claim 2, wherein: the length of the crown part (104) is less than 10 mm, and the length of the leg part (101) is less than 5 mm; the through hole (201) has a hole depth of less than 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022548074.2U CN214342467U (en) | 2020-11-06 | 2020-11-06 | Absorbable anastomosis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022548074.2U CN214342467U (en) | 2020-11-06 | 2020-11-06 | Absorbable anastomosis system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214342467U true CN214342467U (en) | 2021-10-08 |
Family
ID=77977038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022548074.2U Active CN214342467U (en) | 2020-11-06 | 2020-11-06 | Absorbable anastomosis system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214342467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112155624A (en) * | 2020-11-06 | 2021-01-01 | 徐斌 | Absorbable anastomosis system |
-
2020
- 2020-11-06 CN CN202022548074.2U patent/CN214342467U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112155624A (en) * | 2020-11-06 | 2021-01-01 | 徐斌 | Absorbable anastomosis system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7547315B2 (en) | Mechanical method and apparatus for tissue fastening | |
| US11324498B2 (en) | Surgical staples with expandable backspan | |
| US11419607B2 (en) | Mechanical method and apparatus for bilateral tissue fastening | |
| US5551622A (en) | Surgical stapler | |
| CA1247488A (en) | Split-ring type tissue fastener | |
| US7950559B2 (en) | Mechanical method and apparatus for bilateral tissue fastening | |
| EP2067441B1 (en) | Surgical staple | |
| JP3768538B2 (en) | Surgical fastener, surgical fastener holder, surgical fastener installation tool, surgical fastening system, and method for providing a surgical fastening system | |
| JPH0380019B2 (en) | ||
| JPH0364129B2 (en) | ||
| NZ526233A (en) | Surgical methods using one-way suture | |
| JPH067360A (en) | Fastener for surgery | |
| AU2014241958A1 (en) | Applicator systems for surgical fasteners | |
| CN214342467U (en) | Absorbable anastomosis system | |
| EP3095395B1 (en) | Tissue fastening system | |
| EP0509513A1 (en) | Fasciaclip and instrument | |
| CN112155624A (en) | Absorbable anastomosis system | |
| CN212816384U (en) | staples | |
| WO2024105694A1 (en) | A surgical device and method of operating the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |