CN207118915U - A kind of neck gastroesophageal anastomosis device - Google Patents
A kind of neck gastroesophageal anastomosis device Download PDFInfo
- Publication number
- CN207118915U CN207118915U CN201820020801.8U CN201820020801U CN207118915U CN 207118915 U CN207118915 U CN 207118915U CN 201820020801 U CN201820020801 U CN 201820020801U CN 207118915 U CN207118915 U CN 207118915U
- Authority
- CN
- China
- Prior art keywords
- center
- pole
- connector
- neck
- plane
- 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
Landscapes
- Surgical Instruments (AREA)
Abstract
It the utility model is related to a kind of neck gastroesophageal anastomosis device, including operating mechanism, to screw assembly, can be with the described anastomotic component for supporting screw assembly and being engaged, described operating mechanism includes device body component, is mutually slidably connected with described device body component and connector of the leading section formed with resilient clamp member；The described screw assembly that supports includes rearward end the center-pole formed with the puncture awl that can be used for puncturing tissue；Described center-pole and described resilient clamp member are mutually detachably connected, and described anastomotic component is slidably located on described center-pole and described connector and is connected with described device body component.Entire length of the present utility model to screw assembly is short, so that the operating space of doctor becomes big, and the utility model does not influence the stable connection that pocket ties size and center-pole and connector, is performed the operation especially suitable for neck gastroesophageal anastomosis.
Description
Technical field
It the utility model is related to a kind of neck gastroesophageal anastomosis device.
Background technology
Digestive tract stapler of the prior art（As shown in accompanying drawing 1 to 5）During to do the operation of neck gastroesophageal anastomosis, need
To be used for puncturing tissue by additional puncture part 6 on center-pole 5, after tissue penetration is good, pull up and puncture part 6, then
Center-pole 5 to screw assembly is connected with the connector 10 of operating mechanism, carries out suture cutting.Puncture part 6 and center-pole 5
And connector 10 and center-pole 5 are fixed by the spring clip on centrally disposed bar 5.Therefore, in order to ensure spring clip
Center-pole 5 and connector 10 or center-pole 5 can be stably connected with elastic range and punctures part 6, the minimum of center-pole 5 is long
Degree is restricted, also, resist-nailed seat cap 1 of the prior art is usually hemispherical, and therefore, the entire length L to screw assembly is extremely
It is 49mm less；In addition, additional puncture part 6 increases the entire length to screw assembly again so that is provided with and punctures part 6
Entire length L1 to screw assembly is at least 70mm.Because the length for supporting screw assembly in the prior art is longer, therefore, present doctor
When doing esophagogastric anastomosis operation, always there is awkward sensation, be not easy to doctor's operation.
Utility model content
It is short that technical problem to be solved in the utility model is to provide a kind of screw assembly entire length of supporting, especially suitable for neck
The stapler of portion's gastroesophageal anastomosis operation.
To solve above technical problem, the utility model adopts the following technical scheme that：
A kind of neck gastroesophageal anastomosis device, including operating mechanism, to screw assembly, can be engaged with described to screw assembly
Anastomotic component, described operating mechanism includes device body component, is mutually slidably connected with described device body component and leading section is formed
The connector of flexible hold assembly；The described screw assembly that supports includes rearward end formed with the puncture awl that can be used for puncturing tissue
Center-pole；Described center-pole and described resilient clamp member are mutually detachably connected, described anastomotic component slip cap
It is located on described center-pole and described connector and is connected with described device body component.
Preferably, the described axial maximum length to screw assembly is less than 40mm.
Preferably, it is interior formed with multiple and institute formed with multiple keepers, described anastomotic component on described center-pole
The location division that the keeper stated is engaged.
Preferably, the described screw assembly that supports also includes resist-nailed seat cap, supports nail with what described resist-nailed seat cap was mutually fixedly connected
Seat, the edge bearing being mutually fixedly connected with described resist-nailed seat, described center-pole are mutually fixedly connected with described resist-nailed seat.
Preferably, described resilient clamp member and described connector are wholely set.
Preferably, described connector includes connector body, and described resilient clamp member is formed in described connection
The leading section of part body, described resilient clamp member include the first clamping part, are engaged to be formed with the first described clamping part
There is the clamping part of accommodation space second for supplying described center-pole insertion.
It is further preferred that described center-pole includes center bar body, formed in the rear end of described center bar body
Portion and diameter are less than the intermediate bar of the maximum gauge of described center bar body, and described puncture awl is formed in described intermediate bar
Rearward end, the maximum gauge of described puncture awl is more than the diameter of described intermediate bar, described center bar body with it is described
Intermediate bar passed through by the first chamfered transition of outward-dipping extension from back to front, described puncture awl with described intermediate bar
Slope inwardly the second chamfered transition of extension from back to front；
Described accommodation space includes Part I, Part II and the Part III set gradually from front to back, described
The side wall of Part I be the 3rd inclined-plane that is engaged with the first described inclined-plane, described Part II and the described the 3rd
Partly by the 4th chamfered transition being engaged with the second described inclined-plane, when described center-pole and described resilient clamp portion
When part is connected, described puncture awl is located in described Part III and the second described inclined-plane and the 4th described inclined-plane phase
Coordinate, described intermediate bar is located in described Part II, and the first described inclined-plane is engaged with the 3rd described inclined-plane.
It is further preferable that the maximum gauge of described center bar body is more than the maximum gauge of described puncture awl.
Preferably, the preparation method of described connector is：Grooving is first carried out to described connector but is not switched to described
Connector end face, be then heat-treated, heat treatment terminate after to described connector destressing, finally grind off again described
The closed location of end of connector make to form described resilient clamp member.
Due to the implementation of above technical scheme, the utility model has the following advantages that compared with prior art：
Entire length of the present utility model to screw assembly is short, so that the operating space of doctor becomes big, and this practicality
The new stable connection for not influenceing pocket and tying size and center-pole and connector, especially suitable for neck gastroesophageal anastomosis
Operation.
Brief description of the drawings
Accompanying drawing 1 is prior art to screw assembly and the profile for puncturing part；
Accompanying drawing 2 is prior art to screw assembly and the side view for puncturing part；
Accompanying drawing 3 is the profile of the anastomotic component of prior art；
Accompanying drawing 4 is the side view of the anastomotic component of prior art；
Accompanying drawing 5 is the side view of the connector of prior art；
Wherein, 1, resist-nailed seat cap；2nd, resist-nailed seat；3rd, edge bearing；4th, spring clip；5th, center-pole；6th, part is punctured；7th, nail seat；
8th, ejector pin connection piece；9th, nail seat set；10th, connector.
Accompanying drawing 6 is the profile to screw assembly of embodiment；
Accompanying drawing 7 is the side view to screw assembly of embodiment；
Accompanying drawing 8 is the profile of the anastomotic component of embodiment；
Accompanying drawing 9 is the side view of the anastomotic component of embodiment；
Accompanying drawing 10 is the profile of the connector of embodiment；
Accompanying drawing 11 is the side view of the connector of embodiment；
Accompanying drawing 12 is the side view of the stapler of embodiment；
Accompanying drawing 13 is the part sectioned view of the stapler of embodiment；
Wherein, 21, operating mechanism；22nd, to screw assembly；23rd, anastomotic component；211st, device body component；212nd, connector；221、
Center-pole；222nd, resist-nailed seat cap；223rd, resist-nailed seat；224th, edge bearing；2121st, connector body；2122nd, the first clamping part；2123、
Second clamping part；2124th, Part I；2125th, Part II；2126th, Part III；2127th, the 3rd inclined-plane；2128th, the 4th
Inclined-plane；2211st, center bar body；2212nd, intermediate bar；2213rd, puncture awl；2214th, the first inclined-plane；2215th, the second inclined-plane；
2216th, keeper；231st, location division.
Embodiment
With reference to specific embodiment, the utility model is described in more detail, but the utility model is not limited to
Following examples.
As shown in accompanying drawing 6 to 13, a kind of neck gastroesophageal anastomosis device, including operating mechanism 21, to screw assembly 22, Neng Gouyu
The anastomotic component 23 being engaged to screw assembly 22.
Operating mechanism 21 includes device body component 211, is slidably connected with the phase of device body component 211 and leading section is formed with elastic clip
Hold the connector 212 of part.In addition to connector 212, the miscellaneous part of operating mechanism 21 uses the conventional portion of prior art
Part, to realize that ejector pin push broach etc. operates.
Include center-pole 221 of the rearward end formed with the puncture awl 2213 that can be used for puncturing tissue to screw assembly 22, support
Nail seat cap 222, the resist-nailed seat 223 being fixedly connected with the phase of resist-nailed seat cap 222, the edge bearing 224 being fixedly connected with the phase of resist-nailed seat 223,
Center-pole 221 is fixedly connected with the phase of resist-nailed seat 223.
Resist-nailed seat cap 222 uses short flat design, and puncture awl 2213 to be formed on center-pole 221 so as to screw assembly
22 axial maximum length L2 is less than 40mm, preferably 30 ~ 40mm.
Center-pole 221 is mutually detachably connected with resilient clamp member.Specifically, connector 212 includes connector body
2121, resilient clamp member is formed in the leading section of connector body 2121, resilient clamp member include the first clamping part 2122,
The second clamping part 2123 formed with the accommodation space inserted for center-pole 221, center-pole are engaged with the first clamping part 2122
221 insert in the accommodation space so as to realize the connection of center-pole 221 and connector 212.
In the present embodiment, center-pole 221 include center bar body 2211, formed center bar body 2211 rearward end and
Diameter is less than the intermediate bar 2212 of the maximum gauge of center bar body 2211, the rear end of the bar 2212 formed between of puncture awl 2213
Portion, the maximum gauge of puncture awl 2213 are more than the diameter of intermediate bar 2212, and center bar body 2211 passes through certainly with intermediate bar 2212
The transition of the first inclined-plane 2214 of outward-dipping extension before backward, puncture awl 2213 passes through lean-in from back to front with intermediate bar 2212
The transition of the second inclined-plane 2215 tiltedly extended；The maximum gauge of center bar body 2211 is more than the maximum gauge of puncture awl 2213.
Accommodation space includes Part I 2124, Part II 2125 and the Part III set gradually from front to back
2126, the side wall of Part I 2124 is the 3rd inclined-plane 2127 being engaged with the first inclined-plane 2214, Part II 2125 and the
Three parts 2126 are by the transition of the 4th inclined-plane 2128 that is engaged with the second inclined-plane 2215, when center-pole 221 and resilient clamp portion
When part is connected, puncture awl 2213 is located in Part III 2126 and the second inclined-plane 2215 and the 4th inclined-plane 2128 are engaged, in
Between bar 2212 be located in Part II 2125, the first inclined-plane 2214 is engaged with the 3rd inclined-plane 2127.
Resilient clamp member and connector 212 are wholely set, i.e., resilient clamp member is a portion on connector 212
Point, both are an entirety.
The preparation method of connector 212 is：Grooving is first carried out to connector 212 but is not switched to the end face of connector 212, so
After be heat-treated, heat treatment terminate after to the destressing of connector 212, finally regrind the closure of the end of connector 212
Position makes to form resilient clamp member.By the improvement to the preparation method of connector 212, the heat treatment deformation of connector 212 is avoided,
While connector 212 is ensured formed with resilient clamp member with accommodation space, it is suitable to ensure that resilient clamp member has again
When consistency and elasticity, so as to ensure center-pole 221 and the stable connection of connector 212, will not be shaken to screw assembly 22.
Anastomotic component 23 is slidably located on center-pole 221 and connector 212 and is connected with device body component 211.
It is interior formed with more formed with multiple keepers 2216, anastomotic component 23 in the center bar body 2211 of center-pole 221
The individual location division 231 being engaged with keeper 2216 so as to screw assembly 22 and the accurate positioning of anastomotic component 23, so as to ensure to stitch
Close effect.
The miscellaneous part of anastomotic component 23 uses the conventional components of prior art.
Axial direction in the utility model refers to the direction of axis line of center-pole 221, and rear side refers to one close to doctor
Side, front side refer to the side away from doctor.Length in the utility model refers to the distance on axial direction.
The utility model on center-pole 221 by forming puncture awl 2213, when carrying out the operation of neck gastroesophageal anastomosis,
Part is punctured without additionally connection, also, the utility model passes through the overall improvement to center-pole 221 and connector 212 so that
While stable connection and sewing effect is ensured, the entire length of center-pole 221 is shortened, so that the behaviour of doctor
Make space enlargement, be easy to doctor to be performed the operation.
The utility model is described in detail above, its object is to allow the personage for being familiar with this art can be much of that
Solve content of the present utility model and be carried out, the scope of protection of the utility model can not be limited with this, it is all according to this practicality
The equivalent change or modification that new Spirit Essence is made, it should all cover in the scope of protection of the utility model.
Claims (8)
1. a kind of neck gastroesophageal anastomosis device, including operating mechanism（21）, to screw assembly（22）, screw assembly can be supported with described
（22）The anastomotic component being engaged（23）, it is characterised in that：Described operating mechanism（21）Including device body component（211）With institute
The device body component stated（211）Mutually it is slidably connected and connector of the leading section formed with resilient clamp member（212）；Described supports nail
Component（22）Including rearward end formed with the puncture awl that can be used for puncturing tissue（2213）Center-pole（221）；In described
Core bar（221）Mutually detachably connected, the described anastomotic component with described resilient clamp member（23）It is slidably located in described
Center-pole（221）With described connector（212）It is upper and with described device body component（211）It is connected.
2. neck gastroesophageal anastomosis device according to claim 1, it is characterised in that：Described supports screw assembly（22）Axial direction
Maximum length be less than 40mm.
3. neck gastroesophageal anastomosis device according to claim 1, it is characterised in that：Described center-pole（221）Upper formation
There are multiple keepers（2216）, described anastomotic component（23）It is interior formed with multiple with described keeper（2216）It is engaged
Location division（231）.
4. neck gastroesophageal anastomosis device according to any one of claim 1 to 3, it is characterised in that：Described supports nail group
Part（22）Also include resist-nailed seat cap（222）And described resist-nailed seat cap（222）The resist-nailed seat being mutually fixedly connected（223）, with it is described
Resist-nailed seat（223）The edge bearing being mutually fixedly connected（224）, described center-pole（221）With described resist-nailed seat（223）It is mutually fixed
Connection.
5. neck gastroesophageal anastomosis device according to claim 1, it is characterised in that：Described resilient clamp member and described
Connector（212）It is wholely set.
6. neck gastroesophageal anastomosis device according to claim 1 or 5, it is characterised in that：Described connector（212）Including
Connector body（2121）, described resilient clamp member formation is in described connector body（2121）Leading section, it is described
Resilient clamp member include the first clamping part（2122）And the first described clamping part（2122）It is engaged formed with described in confession
Center-pole（221）The clamping part of accommodation space second of insertion（2123）.
7. neck gastroesophageal anastomosis device according to claim 6, it is characterised in that：Described center-pole（221）Including in
Core bar body（2211）, formed in described center bar body（2211）Rearward end and diameter be less than described center bar body
（2211）Maximum gauge intermediate bar（2212）, described puncture awl（2213）Formed in described intermediate bar（2212）After
End, described puncture awl（2213）Maximum gauge be more than described intermediate bar（2212）Diameter, described center-pole sheet
Body（2211）With described intermediate bar（2212）Pass through the first inclined-plane of outward-dipping extension from back to front（2214）Transition, it is described
Puncture awl（2213）With described intermediate bar（2212）Pass through the second inclined-plane of the extension that slopes inwardly from back to front（2215）Cross
Cross；
Described accommodation space includes the Part I set gradually from front to back（2124）, Part II（2125）With the 3rd
Point（2126）, described Part I（2124）Side wall be and the first described inclined-plane（2214）The 3rd inclined-plane being engaged
（2127）, described Part II（2125）With described Part III（2126）By with the second described inclined-plane（2215）Phase
The 4th inclined-plane coordinated（2128）Transition, when described center-pole（221）It is described when being connected with described resilient clamp member
Puncture awl（2213）Positioned at described Part III（2126）The second interior and described inclined-plane（2215）It is oblique with described the 4th
Face（2128）It is engaged, described intermediate bar（2212）Positioned at described Part II（2125）The first interior, described inclined-plane
（2214）With the 3rd described inclined-plane（2127）It is engaged.
8. neck gastroesophageal anastomosis device according to claim 7, it is characterised in that：Described center bar body（2211）'s
Maximum gauge is more than described puncture awl（2213）Maximum gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820020801.8U CN207118915U (en) | 2018-01-05 | 2018-01-05 | A kind of neck gastroesophageal anastomosis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820020801.8U CN207118915U (en) | 2018-01-05 | 2018-01-05 | A kind of neck gastroesophageal anastomosis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207118915U true CN207118915U (en) | 2018-03-20 |
Family
ID=61602137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820020801.8U Active CN207118915U (en) | 2018-01-05 | 2018-01-05 | A kind of neck gastroesophageal anastomosis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207118915U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108078605A (en) * | 2018-01-05 | 2018-05-29 | 苏州贝诺医疗器械有限公司 | A kind of neck gastroesophageal anastomosis device |
-
2018
- 2018-01-05 CN CN201820020801.8U patent/CN207118915U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108078605A (en) * | 2018-01-05 | 2018-05-29 | 苏州贝诺医疗器械有限公司 | A kind of neck gastroesophageal anastomosis device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202426582U (en) | Suture needle for meniscus | |
| CN207118915U (en) | A kind of neck gastroesophageal anastomosis device | |
| CN203634208U (en) | Negative pressure quantitative prostate needle biopsy device | |
| CN206228395U (en) | One step expands method PCN passage Stent assembly | |
| CN108078605A (en) | A kind of neck gastroesophageal anastomosis device | |
| CN203354620U (en) | Bone marrow puncture needle | |
| CN201295261Y (en) | Wire saw penetrating device used for vertebra osteotomy | |
| CN211883974U (en) | Epidural anesthesia needle inserter | |
| CN201248800Y (en) | Iris diastasis suture needle | |
| CN201179082Y (en) | Double-tip diplopore double-flute arcuated sewing needle | |
| CN201469331U (en) | Disposable skin suture unit with safety device | |
| CN210433533U (en) | Three-in-one puncture device with anesthetic needle, puncture needle and positioning needle | |
| CN109512478A (en) | A kind of method meniscus suture instrument from outside to inside | |
| CN102512218B (en) | Controllable self-bending suture needle | |
| CN202365819U (en) | Novel myeloid biopsy needle | |
| CN208851596U (en) | TOM needle | |
| CN202982111U (en) | Pouch stitching instrument | |
| CN204618323U (en) | A kind of stiching instrument | |
| CN215384715U (en) | Positioning needle | |
| CN211300109U (en) | Line carving local anesthesia probe | |
| CN201492461U (en) | Puncture rod | |
| CN215191895U (en) | Slotting inner half-moon plate sewing system | |
| CN209966445U (en) | Anti-compression specimen collection bag | |
| CN212368999U (en) | Novel expansion pipe | |
| CN218305065U (en) | Puncture-proof puncture outfit for abdominal cavity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |