CN106420008A - Circular stapler for cutting tissue - Google Patents
Circular stapler for cutting tissue Download PDFInfo
- Publication number
- CN106420008A CN106420008A CN201610951624.0A CN201610951624A CN106420008A CN 106420008 A CN106420008 A CN 106420008A CN 201610951624 A CN201610951624 A CN 201610951624A CN 106420008 A CN106420008 A CN 106420008A
- Authority
- CN
- China
- Prior art keywords
- tissue
- ring body
- barrel portion
- cutting
- catcher
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B2017/320064—Surgical cutting instruments with tissue or sample retaining means
Abstract
The invention discloses a circular stapler for cutting a tissue. The circular stapler comprises a gun-shaped body, wherein the gun-shaped body comprises a gun tube part and a handle part, a detachable collector is arranged at the muzzle of the gun tube part, is used for collecting the tissue after cutting, and comprises a stapler head plate, a hollow straw and a tissue storage cavity; the hollow straw extends from the side, facing the gun-shaped body, of the stapler head plate, and the tail part of the hollow straw is inserted into the tissue storage cavity at the gun tube part; a fixed shaft extends from the end, close to the handle part, of the gun tube part, and an exposed circular ring body is arranged at the gun tube part, is close to the handle part, and is embedded into the gun tube part; the hole in the circular ring body is sleeved on the fixed shaft; a telescopic rod is fixed on the exposed part of the circular ring body, and a circumferential cutter is fixed at the top end, far from the gun tube part, of the telescopic rod. The circular stapler can be used for cutting round rotten tissues and the like, and performing cutting by adjusting the telescopic rod according to the tissue size.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly a kind of cutting tissue circular staplers.
Background technology
, typically by the way of artificial, the level requirement for doctor is very high, and prolonged operationses for existing cutting tissue
The burden to doctor can be increased, so needing to provide one kind simple to operate, and the medical care precess apparatus of precise structure..
Content of the invention
Goal of the invention：It is an object of the invention to solving to need to be accomplished manually operation in present cutting tissue operation, multiple
Miscellaneous and big to the mental burden of doctor problem.
Technical scheme：The present invention provides technical scheme below：A kind of cutting tissue circular staplers, including gun shaped body,
Described gun shaped body includes barrel portion and handle portion, the muzzle of barrel portion have dismountable for tissue collecting after the completion of cutting
Catcher, catcher includes anastomat head plate, hollow straw and tissue containing cavities, and anastomat head plate is towards in gun shaped body side
The heart has the hollow straw extended, and hollow straw afterbody inserts the tissue storage intracavity of barrel portion；The muzzle of described barrel portion sets
There is the accommodating chamber that can install and accommodate catcher, described barrel portion has the fixing axle extended, institute near one end of handle portion
State the rounded ring body that barrel portion is provided with embedded barrel portion near handle portion and exposes, the hole of described rounded ring body is enclosed within fixation
Enable on axle around fixing axle rotate, rounded ring body expose outside partly on be fixed with expansion link, expansion link is away from barrel portion
Top be fixed with circular cutter, described handle portion includes shank part and trigger portion, and trigger portion is by the rotating shaft fixed bit of shank part
Put, one end is exposed, rounded ring body is withstood in one end.
As optimization, spring is also had to be connected between described rounded ring body and barrel portion, the ring of spring one end and rounded ring body
Portion connects, and one end is connected near one end of handle portion with barrel portion.
As optimization, described expansion link includes at least two cracking connecting rods, two sections of connecting rods has the screw hole being mutually adapted, makes to stretch
Contracting bar can be fixed after flexible.
As optimization, described fixing axle has, away from one end of handle portion, the supports block preventing rounded ring body from skidding off.
As optimization, the hole internal diameter of described rounded ring body is less than 1mm with the internal diameter error of fixing axle.
As optimization, described anastomat head plate is installed on the head of hollow straw, and anastomat head plate center has can allow sky
The installing hole that heart suction pipe exposes.
As optimization, described tissue containing cavities are connected with negtive-pressure implement.
As optimization, described receiving intracavity is provided with the tissue containing cavities that can block catcher for coordinating with catcher
At least two groups be respectively at accommodate intracavity relative position buckle.
Operation principle：The tissue size of excision according to needed for operation, chooses the anastomat head plate of designated diameter, then basis
The size of anastomat head plate, the length of adjustable telescopic rod so that circular cutter to anastomat head plate center air line distance with coincide
The radius error of device head plate is less than 1mm, anastomat head plate is posted by the tissue of required excision, detains trigger so that ring
Cutting knife gets at tissue and tissue can be excised, and rotation rounded ring body completes excision operation, after the completion of excision, opens negative pressure
Device so that tissue containing cavities form negative pressure, automatically take in tissue by hollow straw and receive intracavity, and operation completes by the tissue of excision
Remove catcher afterwards, treating performs the operation next time starts to install another catcher.
Beneficial effect：The present invention is with respect to prior art：Because the waste motion of handss influences whether the accurate of cutting tissue
Property, and it is very high for the requirement of doctor accurately to perform the operation, that is, allow to perform an operation, the mental burden for doctor is also very big, institute
With the design using the present invention, by the operation of this part, the operation being converted to machinery is so that the feature of the high precision of machinery obtains
Play；If using non-removable catcher it is necessary to carry out disinfection to catcher after each operation terminates, but due to
Apparatus is more accurate, may still have pathogenic bacteria residual, seriously can lead to next the wounded's wound infection, therefore using detachable
Catcher, you can avoid this kind of hidden danger.
Brief description
Fig. 1 is the structural representation of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment, it is further elucidated with the present invention it should be understood that these embodiments are merely to illustrate
The present invention rather than restriction the scope of the present invention, after having read the present invention, those skilled in the art are each to the present invention
The modification planting equivalents all falls within the application claims limited range.
As shown in Figure 1, a kind of cutting tissue circular staplers, including gun shaped body, described gun shaped body includes gun barrel
Portion 1 and handle portion, the muzzle of barrel portion 1 has dismountable catcher for tissue collecting after the completion of cutting, and catcher includes
Anastomat head plate 2, hollow straw 3 and tissue containing cavities 4, anastomat head plate 2 has towards gun shaped body side center extends
Hollow straw 3, hollow straw 3 afterbody inserts in the tissue containing cavities 4 of barrel portion 1；The muzzle of described barrel portion 1 is provided with can pacify
Dress and the accommodating chamber 15 accommodating catcher, described barrel portion 1 has the fixing axle 5 extended, described rifle near one end of handle portion
The rounded ring body 6 that pipe portion 1 is provided with embedded barrel portion 1 near handle portion and exposes, the hole of described rounded ring body 6 is enclosed within fixation
Enable on axle 5 to rotate around fixing axle 5, rounded ring body 6 expose outside partly on be fixed with expansion link 7, expansion link 7 is away from rifle
The top of pipe portion 1 is fixed with circular cutter 8, and described handle portion includes shank part 9 and trigger portion 10, and trigger portion 10 passes through shank part 9
Rotating shaft 11 fixed position, one end exposes, and rounded ring body 6 is withstood in one end.
Spring 12 is also had to be connected between described rounded ring body 6 and barrel portion 1, the ring portion of spring 12 one end and rounded ring body 6
Connect, one end is connected near one end of handle portion with barrel portion 1.
Described expansion link 7 includes at least two cracking connecting rods, two sections of connecting rods has the screw hole (not shown) being mutually adapted, makes to stretch
Contracting bar can be fixed after flexible.
Described fixing axle 5 has, away from one end of handle portion, the supports block 13 preventing rounded ring body 6 from skidding off.
The hole internal diameter of described rounded ring body 6 is less than 1mm with the internal diameter error of fixing axle 5.
Described anastomat head plate 2 is installed on the head of hollow straw 3, and anastomat head plate 2 center has can allow hollow straw 3
The installing hole exposing.
Described tissue containing cavities 4 are connected with negtive-pressure implement 14.
Described receiving, be provided with 15 for catcher coordinate can block catcher tissue containing cavities 4 at least
Two groups are respectively at the buckle 16 accommodating intracavity relative position.
Described buckle can be in the way of the interior buckle using more convenient dismounting and outer buckle match, interior buckle and outer buckle
All add that the card article 16 that can rotate and block tissue containing cavities 4 on axle is constituted using the axle that can rotate, every group of buckle
Two card articles 16 move synchronization, and after filling in catcher, interior buckle and outer buckle just constitute one and can block tissue containing cavities 4
Square.
The tissue size of excision according to needed for operation, chooses the anastomat head plate 2 of designated diameter, then according to anastomat head
The size of plate 2, the length of adjustable telescopic rod 7 is so that circular cutter 8 arrives air line distance and the anastomat head at anastomat head plate 2 center
The radius error of plate 2 is less than 1mm, anastomat head plate 2 is posted by the tissue of required excision, detain trigger portion 10 so that
Circular cutter 8 gets at tissue and tissue can be excised, and rotation rounded ring body 6 completes excision operation, after the completion of excision, opens
So that tissue containing cavities 4 form negative pressure, the tissue of excision passes through hollow straw 3 and automatically takes in tissue containing cavities 4 negtive-pressure implement 14
Interior.Catcher is removed, treating performs the operation next time starts to install another catcher after the completion of operation.
Claims (8)
1. a kind of cutting tissue circular staplers it is characterised in that：Including gun shaped body, described gun shaped body include barrel portion and
Handle portion, the muzzle of barrel portion has dismountable catcher for tissue collecting after the completion of cutting, and catcher includes anastomat
Head plate, hollow straw and tissue containing cavities, anastomat head plate has, towards gun shaped body side center, the hollow straw extended, empty
Heart suction pipe afterbody inserts the tissue storage intracavity of barrel portion；The muzzle of described barrel portion is provided with can be installed and accommodate catcher
Accommodating chamber, described barrel portion has, near one end of handle portion, the fixing axle extended, and described barrel portion is provided with embedding near handle portion
The rounded ring body entering in barrel portion and exposing, the hole of described rounded ring body is enclosed within fixing axle and enables to turn around fixing axle
Dynamic, rounded ring body expose outside partly on be fixed with expansion link, expansion link is fixed with circular cutter away from the top of barrel portion, described
Handle portion includes shank part and trigger portion, and trigger portion passes through the rotating shaft fixed position of shank part, and one end is exposed, and circle is withstood in one end
Ring body.
2. cutting tissue circular staplers according to claim 1 it is characterised in that：Described rounded ring body and barrel portion it
Between also have spring to connect, spring one end is connected with the ring portion of rounded ring body, and one end is connected near one end of handle portion with barrel portion.
3. cutting tissue circular staplers according to claim 1 it is characterised in that：Described expansion link includes at least two and breaks
Connecting rod, two sections of connecting rods have the screw hole being mutually adapted, and so that expansion link is fixed after flexible.
4. cutting tissue circular staplers according to claim 1 it is characterised in that：Described fixing axle is away from handle portion
There is the supports block preventing rounded ring body from skidding off one end.
5. cutting tissue circular staplers according to claim 1 it is characterised in that：The hole internal diameter of described rounded ring body
It is less than 1mm with the internal diameter error of fixing axle.
6. cutting tissue circular staplers according to claim 1 it is characterised in that：Described anastomat head plate is installed on sky
The head of heart suction pipe, there is the installing hole that hollow straw can be allowed to expose at anastomat head plate center.
7. cutting tissue circular staplers according to claim 1 it is characterised in that：Described tissue containing cavities and negtive-pressure implement
Connect.
8. cutting tissue circular staplers according to claim 1 it is characterised in that：Described receiving intracavity be provided with for
At least two groups of the tissue containing cavities that catcher can be blocked of catcher cooperation are respectively at the card accommodating intracavity relative position
Button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610951624.0A CN106420008B (en) | 2016-11-02 | 2016-11-02 | A kind of cutting tissue circular staplers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610951624.0A CN106420008B (en) | 2016-11-02 | 2016-11-02 | A kind of cutting tissue circular staplers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106420008A true CN106420008A (en) | 2017-02-22 |
| CN106420008B CN106420008B (en) | 2019-02-15 |
Family
ID=58179275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610951624.0A Active CN106420008B (en) | 2016-11-02 | 2016-11-02 | A kind of cutting tissue circular staplers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106420008B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW252913B (en) * | 1994-07-22 | 1995-08-01 | Der-Chyuan Chen | Stitch-free anastomosis gun |
| CN2557085Y (en) * | 2002-04-24 | 2003-06-25 | 杜明国 | Endoscopic proctopolypus cutter |
| JP2004147969A (en) * | 2002-10-31 | 2004-05-27 | Univ Waseda | Device and implement for anastomosis |
| US20130193185A1 (en) * | 2009-10-28 | 2013-08-01 | Covidien Lp | Surgical fastening apparatus |
| CN103654901A (en) * | 2012-09-07 | 2014-03-26 | 上海众仁生物医药科技有限公司 | Anastomat for mucous membranes on haemorrhoids |
| CN203885579U (en) * | 2014-05-19 | 2014-10-22 | 邹晓 | Rotary cutting device for breast lumps |
-
2016
- 2016-11-02 CN CN201610951624.0A patent/CN106420008B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW252913B (en) * | 1994-07-22 | 1995-08-01 | Der-Chyuan Chen | Stitch-free anastomosis gun |
| CN2557085Y (en) * | 2002-04-24 | 2003-06-25 | 杜明国 | Endoscopic proctopolypus cutter |
| JP2004147969A (en) * | 2002-10-31 | 2004-05-27 | Univ Waseda | Device and implement for anastomosis |
| US20130193185A1 (en) * | 2009-10-28 | 2013-08-01 | Covidien Lp | Surgical fastening apparatus |
| CN103654901A (en) * | 2012-09-07 | 2014-03-26 | 上海众仁生物医药科技有限公司 | Anastomat for mucous membranes on haemorrhoids |
| CN203885579U (en) * | 2014-05-19 | 2014-10-22 | 邹晓 | Rotary cutting device for breast lumps |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106420008B (en) | 2019-02-15 |
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