CN203169239U - Straight line incision anastomat - Google Patents
Straight line incision anastomat Download PDFInfo
- Publication number
- CN203169239U CN203169239U CN 201320128030 CN201320128030U CN203169239U CN 203169239 U CN203169239 U CN 203169239U CN 201320128030 CN201320128030 CN 201320128030 CN 201320128030 U CN201320128030 U CN 201320128030U CN 203169239 U CN203169239 U CN 203169239U
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- CN
- China
- Prior art keywords
- nail
- assembly
- securing rod
- supporting base
- mounting
- 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- Withdrawn - After Issue
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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
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- 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 utility model discloses a straight line incision anastomat. The straight line incision anastomat comprises a nail bin assembly, a nail abutting seat assembly, an assembly seat frame, a locking lever assembly and a percussion mechanism which makes the nail abutting seat assembly act. The percussion mechanism comprises a pushing block, a cutter bar, an inclined wedge, a screw rod, a transmission nut, a rotating handle and a screw rod fixing seat. The screw rod fixing seat is fixedly connected to the bottom of the assembly seat frame. The two ends of the screw rod are respectively supported on the screw rod fixing seat in a rotatable mode. The rotating handle is in inserting connection with one end of the screw rod. The cutter bar and the inclined wedge are both installed on the pushing block. The pushing block is installed in the assembly seat frame in a sliding mode and fixedly connected with the transmission nut. A screw rod nut pair is formed by the transmission nut and the screw rod. According to the straight line incision anastomat, a traditional pushing percussion principle is changed, rotating force is replaced by pushing force, percussion intensity is made to be smooth and steady, and therefore requirements for a user are greatly lowered, and the percussion accuracy of the straight line incision anastomat is improved; surgical risks in a surgical process are greatly lowered, and safety in the whole surgical process is improved.
Description
Technical field
This utility model relates to a kind of linear cutting anastomat, belongs to medical instruments field.
Background technology
At present, disposable use linear type stapler is used for department of general surgery, thoracic surgery, gynecological and Pediatrics Department, and main uses is to organize from disconnected, excision and identical.This product is formed by supporting nail portion and nail bin portion, and its operation principle is: promote the percussion button, and inner mobile by tiltedly carving at nail bin, tiltedly carve the drive push jack, anastomosis staple is released the nail bin surface until molding.The percussion structure was that firing action is finished in direct promotion by people's hands when the linear cutting anastomat in traditional mechanical type stiching instrument was performed an operation, this kind mode is high to the requirement (skill and dynamics on hand) of user, in case skill and dynamics are grasped not goodly is easy to cause the apparatus percussion motionless and can only pull the trigger half, finally cause operative failure, risk is high.
Summary of the invention
Technical problem to be solved in the utility model is the defective that overcomes prior art, a kind of linear cutting anastomat is provided, it has changed traditional driving percussion principle, the power of rotating is changed over motive force, make the percussion dynamics steady, thereby reduced the requirement to user greatly, improved the precision of its percussion, in operation process, also reduce the risk of operation greatly, improved the whole surgery process safe.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of linear cutting anastomat, comprise nail bin groupware, the nail supporting base assembly, the assembly mounting, securing rod assembly and the firing lock that nail bin groupware is moved, the nail supporting base assembly is installed on the assembly mounting removably, nail bin groupware is installed in the assembly mounting, one end of securing rod assembly is hinged on the nail supporting base assembly, described firing lock comprises pushing block, knife bar, tiltedly carve, screw mandrel, transmission nut, turning handle and screw mandrel holder, the screw mandrel holder is fixedly connected on the bottom of assembly mounting, the two ends of screw mandrel can be rotated to support on respectively on the screw mandrel holder, one end of turning handle and screw mandrel is pegged graft, knife bar and tiltedly carving is installed on the pushing block, pushing block is slidably mounted in the assembly mounting, and pushing block is fixedlyed connected with transmission nut, and transmission nut and screw mandrel are formed feed screw nut pair.
Further, described nail bin groupware comprises anastomosis staple, pushing slice of nail, cutter, cutter lid, nail bin, nail bin lid and backing plate, anastomosis staple is arranged in the nail bin, and have a plurality of nail holes that pass anastomosis staple on the nail bin, nail bin also has cutter chute and pushing slice of nail mounting groove, and cutter are contained in the cutter chute slidably, pushing slice of nail is contained in the pushing slice of nail mounting groove, cutter lid is installed in the tail end of nail bin, the nail bin lid be installed in nail bin above, backing plate is installed in the bottom surface of nail bin.
Further, described nail supporting base assembly comprises and nail supporting base mounting, silently and fixed support silently is installed in the head end of nail supporting base mounting, has a plurality of nail forming tank on the nail supporting base mounting, and securing rod assembly mounting blocks is installed in the middle part of nail supporting base mounting.
Further, described securing rod assembly comprises securing rod and lock enclosure, lock enclosure covers on the securing rod, securing rod is hinged on the nail supporting base assembly, has lock bracket on the securing rod, each lock bracket is provided with the loose tongue groove, in the position corresponding with the loose tongue groove alignment pin is housed on the described assembly mounting.
Further, be provided with closed insurance institution between described securing rod assembly and the nail supporting base assembly, described closed insurance institution comprises stop button, spring and the auxiliary catch that is arranged on nail supporting base mounting tail end, described stop button and spring are installed in the securing rod, also be provided with the groove that stops that cooperates with auxiliary catch on the stop button, one end of spring is against on the front end of stop button, the other end of spring prop up securing rod in case when pressing stop button under the extruding of spring auxiliary catch break away from and stop groove.
Further, on the described pushing block pointer is housed.
Further, be provided with the percussion locking mechanism between described firing lock and the assembly mounting, this percussion locking mechanism is an insurance adnexa, and described insurance adnexa has first draw-in groove that blocks turning handle, and described insurance adnexa also has second draw-in groove that blocks the assembly mounting.
After having adopted technique scheme, firing lock of the present utility model adopts the percussion of the feed screw nut pair kind of drive, making turning handle drive screw mandrel rotates, screw mandrel drives transmission nut and moves forward, transmission nut drives pushing block again and moves forward, knife bar on the pushing block drives cutter and moves forward, promote pushing slice of nail upwards action of anastomosis staple by tiltedly carving simultaneously, in the nail forming tank, become the B font, the power of rotating is changed over motive force, make the percussion dynamics steady, thereby reduced the requirement to user greatly, improve the precision of its percussion, in operation process, also reduced the risk of operation greatly, improved the whole surgery process safe; In addition, the closed insurance institution that arranges between securing rod assembly and the nail supporting base assembly, has the groove that stops that cooperates with the auxiliary catch of nail supporting base on its stop button, like this when closing up nail supporting base, auxiliary catch on the nail supporting base mounting will hook stop button, make the securing rod locking reliable, guarantee to perform the operation and to carry out smoothly.
Description of drawings
Fig. 1 is the axonometric chart of linear cutting anastomat of the present utility model;
Fig. 2 is the assembling explosive view of linear cutting anastomat of the present utility model;
Fig. 3 is the axonometric chart of insurance adnexa of the present utility model.
The specific embodiment
Content of the present utility model is easier to be expressly understood in order to make, according to specific embodiment also by reference to the accompanying drawings, this utility model is described in further detail below,
Shown in Fig. 1 ~ 2, a kind of linear cutting anastomat, comprise nail bin groupware, the nail supporting base assembly, assembly mounting 12, securing rod assembly and the firing lock that nail bin groupware is moved, the nail supporting base assembly is installed on the assembly mounting 12 removably, nail bin groupware is installed in the assembly mounting 12, one end of securing rod assembly is hinged on the nail supporting base assembly, firing lock comprises pushing block 4, knife bar 7, tiltedly carve 9, screw mandrel 2, transmission nut 3, turning handle 1 and screw mandrel holder 6, screw mandrel holder 6 is fixedly connected on the bottom of assembly mounting 12, the two ends of screw mandrel 2 can be rotated to support on respectively on the screw mandrel holder 6, turning handle 1 is pegged graft with an end of screw mandrel 2, knife bar 7 and tiltedly carve 9 and be installed on the pushing block 4, pushing block 4 is slidably mounted in the assembly mounting 12, and pushing block 4 is fixedlyed connected with transmission nut 3, and transmission nut 3 is formed feed screw nut pair with screw mandrel 2.
As shown in Figure 1, 2, nail bin groupware comprises anastomosis staple, pushing slice of nail 11, cutter 10, cutter lid 23, nail bin 18, nail bin lid 22 and backing plate 19, anastomosis staple is arranged in the nail bin 18, and have a plurality of nail holes that pass anastomosis staple on the nail bin 18, nail bin 18 also has cutter chute and pushing slice of nail mounting groove, cutter 10 are contained in the cutter chute slidably, pushing slice of nail 11 is contained in the pushing slice of nail mounting groove, cutter lid 23 is installed in the tail end of nail bin 18, nail bin lid 22 be installed in nail bin 18 above, backing plate 19 is installed in the bottom surface of nail bin 18.
As shown in Figure 1, 2, the nail supporting base assembly comprises nail supporting base mounting 20, silently 21 and fixed support 24, silently 21 head ends that are installed in nail supporting base mounting 20 have a plurality of nail forming tank on the nail supporting base mounting 20, and securing rod assembly mounting blocks 24 is installed in the middle part of nail supporting base mounting 20.
As shown in Figure 1, 2, the securing rod assembly comprises securing rod 16 and lock enclosure 14, lock enclosure 14 covers on the securing rod 16, securing rod 16 is hinged on the nail supporting base assembly, have two lock bracket 16-1 on the securing rod 16, each lock bracket 16-1 is provided with loose tongue groove 16-1-1, in the position corresponding with loose tongue groove 16-1-1 alignment pin 17 is housed on the described assembly mounting 12.
As shown in Figure 1, 2, be provided with closed insurance institution between securing rod assembly and the nail supporting base assembly, described closed insurance institution comprises stop button 13, spring 25 and the auxiliary catch 20-1 that is arranged on nail supporting base mounting 20 tail ends, stop button 13 and spring 25 are installed in the securing rod 16, also be provided with on the stop button 13 cooperate with auxiliary catch 20-1 stop groove 13-1, one end of spring 25 is against on the front end of stop button 13, the other end of spring 25 prop up securing rod 16 in case when pressing stop button 13 under the extruding of spring 25 auxiliary catch 20-1 break away from and stop groove 16-1.
As shown in Figure 1, on the pushing block 4 pointer 5 is housed.
As shown in Figure 3, be provided with the percussion locking mechanism between firing lock and the assembly mounting 12, this percussion locking mechanism is an insurance adnexa 8, and insurance adnexa 8 has the first draw-in groove 8-1 that blocks turning handle 1, and insurance adnexa 8 also has the second draw-in groove 8-2 that blocks assembly mounting 12.
This utility model is suitable for linear cutting anastomat 55,60,75,80,100,120, products of different specifications such as 150.
The pitch of the screw mandrel of this linear cutting anastomat can adopt 4mm or 6mm or 8mm or 10mm or 12mm, but is not limited thereto.
Operation principle of the present utility model is as follows:
During operation the securing rod assembly of linear cutting anastomat is fastened on the nail supporting base assembly, hear that stop button 13 is clearly behind the closed prompting sound, the expression apparatus cuts out, check the original position of pointer 5 again, take away insurance adnexa 8 again, hold apparatus and begin to clockwise rotate handle 1, turning handle 1 drives screw mandrel 2 and rotates, screw mandrel 2 drives transmission nut 3 and moves forward, transmission nut 3 drives pushing block 4 again and moves forward, knife bar 7 on the pushing block 4 drives cutter 10 and moves forward, and pushing slice of nail 11 becomes the B font to upwards action of anastomosis staple in the nail forming tank simultaneously, finish the whole firing action of working as at last, check after finishing whether pointer 5 is under the final state, and another mistake hour hands turning handle 1 makes pointer 5 get back to original position, opens apparatus at last and finishes operation.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; be not limited to this utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. linear cutting anastomat, comprise nail bin groupware, the nail supporting base assembly, assembly mounting (12), securing rod assembly and the firing lock that nail bin groupware is moved, the nail supporting base assembly is installed on the assembly mounting (12) removably, nail bin groupware is installed in the assembly mounting (12), one end of securing rod assembly is hinged on the nail supporting base assembly, it is characterized in that: described firing lock comprises pushing block (4), knife bar (7), tiltedly carve (9), screw mandrel (2), transmission nut (3), turning handle (1) and screw mandrel holder (6), screw mandrel holder (6) is fixedly connected on the bottom of assembly mounting (12), the two ends of screw mandrel (2) can be rotated to support on respectively on the screw mandrel holder (6), turning handle (1) is pegged graft with an end of screw mandrel (2), knife bar (7) and tiltedly carve (9) and be installed on the pushing block (4), pushing block (4) is slidably mounted in the assembly mounting (12), and pushing block (4) is fixedlyed connected with transmission nut (3), and transmission nut (3) is formed feed screw nut pair with screw mandrel (2).
2. linear cutting anastomat according to claim 1, it is characterized in that: described nail bin groupware comprises anastomosis staple, pushing slice of nail (11), cutter (10), cutter lid (23), nail bin (18), nail bin lid (22) and backing plate (19), anastomosis staple is arranged in the nail bin (18), and have a plurality of nail holes that pass anastomosis staple on the nail bin (18), nail bin (18) also has cutter chute and pushing slice of nail mounting groove, cutter (10) are contained in the cutter chute slidably, pushing slice of nail (11) is contained in the pushing slice of nail mounting groove, cutter lid (23) is installed in the tail end of nail bin (18), nail bin lid (22) be installed in nail bin (18) above, backing plate (19) is installed in the bottom surface of nail bin (18).
3. linear cutting anastomat according to claim 1, it is characterized in that: described nail supporting base assembly comprises nail supporting base mounting (20), silently (21) and fixed support (24), silently (21) are installed in the head end of nail supporting base mounting (20), have a plurality of nail forming tank on the nail supporting base mounting (20), securing rod assembly mounting blocks (24) is installed in the middle part of nail supporting base mounting (20).
4. linear cutting anastomat according to claim 1, it is characterized in that: described securing rod assembly comprises securing rod (16) and lock enclosure (14), lock enclosure (14) covers on the securing rod (16), securing rod (16) is hinged on the nail supporting base assembly, have two lock bracket (16-1) on the securing rod (16), each lock bracket (16-1) is provided with loose tongue groove (16-1-1), and described assembly mounting (12) is gone up and in the position corresponding with loose tongue groove (16-1-1) alignment pin (17) is housed.
5. linear cutting anastomat according to claim 3, it is characterized in that: described securing rod assembly comprises securing rod (16) and lock enclosure (14), lock enclosure (14) covers on the securing rod (16), securing rod (16) is hinged on the nail supporting base assembly, have two lock bracket (16-1) on the securing rod (16), each lock bracket (16-1) is provided with loose tongue groove (16-1-1), and described assembly mounting (12) is gone up and in the position corresponding with loose tongue groove (16-1-1) alignment pin (17) is housed.
6. linear cutting anastomat according to claim 5, it is characterized in that: be provided with closed insurance institution between described securing rod assembly and the nail supporting base assembly, described closed insurance institution comprises stop button (13), spring (25) and the auxiliary catch (20-1) that is arranged on nail supporting base mounting (20) tail end, described stop button (13) and spring (25) are installed in the securing rod (16), also be provided with on the stop button (13) cooperate with auxiliary catch (20-1) stop groove (13-1), one end of spring (25) is against on the front end of stop button (13), the other end of spring (25) prop up securing rod (16) in case when pressing stop button (13) under the extruding of spring (25) auxiliary catch (20-1) break away from and stop groove (16-1).
7. linear cutting anastomat according to claim 1 is characterized in that: pointer (5) is housed on the described pushing block (4).
8. linear cutting anastomat according to claim 1, it is characterized in that: be provided with the percussion locking mechanism between described firing lock and the assembly mounting (12), this percussion locking mechanism is an insurance adnexa (8), described insurance adnexa (8) has first draw-in groove (8-1) that blocks turning handle (1), and described insurance adnexa (8) also has second draw-in groove (8-2) that blocks assembly mounting (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320128030 CN203169239U (en) | 2013-03-20 | 2013-03-20 | Straight line incision anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320128030 CN203169239U (en) | 2013-03-20 | 2013-03-20 | Straight line incision anastomat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203169239U true CN203169239U (en) | 2013-09-04 |
Family
ID=49065998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320128030 Withdrawn - After Issue CN203169239U (en) | 2013-03-20 | 2013-03-20 | Straight line incision anastomat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203169239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103126735A (en) * | 2013-03-20 | 2013-06-05 | 常州市延陵电子设备有限公司 | Straight line cutting anastomat |
-
2013
- 2013-03-20 CN CN 201320128030 patent/CN203169239U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103126735A (en) * | 2013-03-20 | 2013-06-05 | 常州市延陵电子设备有限公司 | Straight line cutting anastomat |
| CN103126735B (en) * | 2013-03-20 | 2014-10-29 | 常州市延陵电子设备有限公司 | Straight line cutting anastomat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130904 Effective date of abandoning: 20141029 |
|
| RGAV | Abandon patent right to avoid regrant |