CN205006962U - Surgical instrument - Google Patents
Surgical instrument Download PDFInfo
- Publication number
- CN205006962U CN205006962U CN201520710263.1U CN201520710263U CN205006962U CN 205006962 U CN205006962 U CN 205006962U CN 201520710263 U CN201520710263 U CN 201520710263U CN 205006962 U CN205006962 U CN 205006962U
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- CN
- China
- Prior art keywords
- nail
- arm
- nail anvil
- wedge
- anvil arm
- 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- Withdrawn - After Issue
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Abstract
The utility model relates to the technical field of medical equipment, a surgical instrument is disclosed, including nail hammering block arm and nail casket arm, nail casket arm has the nail casket, and nail hammering block arm has the nail hammering block and is used for the adjusting screw hammering block and the clearance adjustment mechanism in the closed clearance of nail casket, and the nearside one end of nail hammering block arm is connected through the pivot with nail casket arm, clearance adjustment mechanism includes: transmission portion, transmission portion can remove along perpendicular to pivot axial lead and perpendicular to nail hammering block arm length direction for nail hammering block arm, and when nail hammering block and nail casket were closed, transmission portion supported with the clearance adjustment plane phase, and actuating mechanism, actuating mechanism is connected with transmission portion transmission for actuation transmission portion. Among the above -mentioned surgical instrument, the nail hammering block with follow closely the stable higher of closed gap length between the casket, and then improved surgical instrument's mechanical properties's stability.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly a kind of surgical operating instrument.
Background technology
The stability of the mechanical performance of surgical operating instrument is the key factor affecting surgical quality, as in linear cutting anastomat, the nail anvil needing during its work to use it to have and nail kit will need the clamp tissue of cutting and stitching and sew up, and the cutter then using it to have cut the tissue sewed up.Current wide clinical application in the digestive tract such as stomach, intestinal tissue from disconnected, excision and sew up.Applicable line Endo-GIA carries out cutting operation, greatly can shorten operating time and reduce operative hemorrhage.
In linear cutting anastomat, between nail anvil and nail kit, the stability of closed gap length is an importance of the mechanical performance affecting linear cutting anastomat, also be the important factor in order affecting surgical quality when surgical operating instrument uses simultaneously, can carry out most important smoothly to operation.
Therefore, how to provide a kind of and can ensure that the surgical operating instrument of the mechanical stability of surgical operating instrument is one of those skilled in the art's technical problem needing solution badly.
Utility model content
This utility model provides a kind of surgical operating instrument, and in this surgical operating instrument, between nail anvil and nail kit, the stability in closed gap is higher, and then improves the stability of mechanical performance of surgical operating instrument.
For achieving the above object, this utility model provides following technical scheme:
A kind of surgical operating instrument, comprise nail anvil arm and nail kit arm, described nail kit arm has nail kit, described nail anvil arm has nail anvil and the gap adjusting mechanism for regulating described nail anvil and described nail kit to close gap, described nail anvil arm nearside one end is connected by rotating shaft with described nail kit arm, and described nail kit arm is provided with the gap adjustment plane for coordinating with described gap adjusting mechanism; Described gap adjusting mechanism comprises:
Driving section, described driving section can relative to described nail anvil arm along moving perpendicular to described nail anvil arm lengths direction perpendicular to described rotating shaft core line, and when described nail anvil and nail kit close, described driving section and described gap adjustment plane offset; And
Driving mechanism, described driving mechanism and described driving section are in transmission connection, for driving the action of described driving section.
In above-mentioned surgical operating instrument, when needing to close the size in gap when regulating nail anvil and nail kit to close, driving section action is driven by driving mechanism, slided along perpendicular to the axial line of rotating shaft and the direction in nail anvil arm lengths direction relative to nail anvil arm in driving section, and then the size that nail anvil and nail kit close rear closed gap is regulated, after adjustment completes, driving section is fixedly connected with driving mechanism, as adopted welding, the mode such as bonding, when nail anvil and nail kit close, the position of driving section can not change, the stability of the closed gap length between nail anvil and nail kit is higher, and then improve the stability of mechanical performance of surgical operating instrument.
Preferably, described driving section is U-shaped, and along described rotating shaft core line direction described in two walls of U-shaped lay respectively at the both sides of described nail anvil arm and be slidably matched with described nail anvil arm, when described nail anvil and nail kit close, top and the described gap adjustment plane of wall described in each offset.
Preferably, described driving mechanism comprises:
Be arranged at the through hole of the bottom of described U-shaped;
Be arranged at the screwed hole on described nail anvil arm;
Be arranged at the nut that described U-shaped bottom deviates from described nail anvil arm side;
Through described through hole and described screwed hole and with the adjusting bolt of described screwed hole threaded engagement.
Preferably, described adjusting bolt is hexagon socket head cap screw.
Preferably, described driving section is to be slidably matched with described nail anvil arm and along perpendicular to described rotating shaft core line and the tooth bar that extends perpendicular to described nail anvil arm lengths direction, when described nail anvil and nail kit close, described tooth bar and described gap adjustment plane offset.
Preferably, described driving mechanism comprises:
Be installed on described nail anvil arm and with the driving gear of described tooth bar engagement fit;
Be installed on described nail anvil arm, output shaft and the co-axially fixed drive motors of described driving gear.
Preferably, described driving section comprises the first wedge and the second wedge, wherein:
Described first wedge and described nail anvil arm are slidably matched, and the axial line of glide direction perpendicular to described rotating shaft and the length direction of described nail anvil arm, when described nail anvil and nail kit close, described first wedge and described gap adjustment face offset;
Described second wedge and described nail anvil arm are slidably matched, and glide direction is parallel with the length direction of described nail anvil arm, and the inclined-plane of described second wedge and the inclined-plane of described first wedge are slidably matched.
Preferably, described driving mechanism comprises adjusting bolt, described adjusting bolt is installed on described nail anvil arm and the inner coordinates with described second wedge transmission, drives described second wedge action, to drive the action of described first wedge relatively described nail kit arm when described adjusting bolt screws.
Preferably, described surgical operating instrument is linear cutting anastomat.
Accompanying drawing explanation
The structural representation of surgical operating instrument of Fig. 1 for providing in a kind of embodiment of this utility model;
Fig. 2 is fit structure schematic diagram between nail anvil arm and nail kit arm in the surgical operating instrument that provides in a kind of embodiment of this utility model;
Fig. 3 is detonation configuration schematic diagram when driving section in the surgical operating instrument that provides in a kind of embodiment of this utility model coordinates with nail anvil arm and nail kit arm with driving mechanism;
Structural representation when driving section coordinates with nail anvil arm and nail kit arm with driving mechanism in the surgical operating instrument that Fig. 4 is structure shown in Fig. 3;
The structural representation that Fig. 5 is driving section in the surgical operating instrument that provides in the another kind of embodiment of this utility model and driving mechanism;
The structural representation that Fig. 6 is driving section in the surgical operating instrument that provides in the another kind of embodiment of this utility model and driving mechanism.
Reference numeral:
1, nail anvil arm 11, screwed hole 12, mounting blocks
13,14, mounting blocks 2, nail kit arm 21, rotating shaft
31, U-shaped 311, through hole 32, adjusting bolt
33, tooth bar 34, driving gear 35, the first wedge
36, second wedge 37, adjusting bolt
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, be clearly and completely described the technical scheme in this utility model embodiment, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
In each embodiment of this utility model, near the side of user when " nearside " then refers to that this surgical operating instrument is operated.
Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, in a kind of specific embodiment, the surgical operating instrument that this utility model embodiment provides, comprise nail anvil arm 1 and nail kit arm 2, nail kit arm 2 has nail kit, nail anvil arm 1 has nail anvil and the gap adjusting mechanism for regulating nail anvil and nail kit to close gap, and nail anvil arm 1 nearside one end is connected by rotating shaft 21 with nail kit arm 2, and nail kit arm 2 is provided with the gap adjustment plane for coordinating with gap adjusting mechanism; Gap adjusting mechanism comprises:
Driving section, driving section can relative to nail anvil arm 1 along moving perpendicular to nail anvil arm 1 length direction perpendicular to rotating shaft 21 axial line, and when nail anvil and nail kit close, driving section and gap adjustment plane offset; And
Driving mechanism, driving mechanism and driving section are in transmission connection, for driving driving section action.
When needs regulate nail anvil and nail kit to close gap, driving section action is driven by driving mechanism, slided along perpendicular to the axial line of rotating shaft 21 and the direction of nail anvil arm 1 length direction relative to nail anvil arm 1 in driving section, and then gap is closed to nail anvil and nail kit regulate, after adjustment completes, driving section is fixedly connected with driving mechanism, as adopted welding, the mode such as bonding, when nail anvil and nail kit close, the position of driving section can not change, the stability of the closed gap length between nail anvil and nail kit is higher, and then improve the stability of surgical operating instrument.
In above-mentioned gap adjusting mechanism, driving section and driving mechanism can have multiple set-up mode, as:
Mode one, as shown in Figure 3 and Figure 4, the driving section of gap adjusting mechanism can be U-shaped 31, and lay respectively at the both sides of nail anvil arm 1 along two walls in U-shaped 31, the direction of rotating shaft 21 axial line and be slidably matched with nail anvil arm 1, when nail anvil and nail kit close, top and the gap adjustment plane of each wall offset.
Particularly, as shown in Figure 3 and Figure 4, driving mechanism can comprise:
Be arranged at the through hole 311 bottom U-shaped 31;
Be arranged at the screwed hole 11 on nail anvil arm 1;
Be arranged at the nut deviating from nail anvil arm 1 side bottom U-shaped 31;
Through through hole 311 with screwed hole 11 and with the adjusting bolt 32 of screwed hole 11 threaded engagement.
As shown in Figure 4, U-shaped can be controlled along a action of direction shown in Fig. 4 when adjusting bolt 32 screws and unscrews, and then regulate gap adjustment plane relative to the position of nail anvil arm 1, and then realize carrying out size adjustment to the closed gap after nail anvil and nail kit close.Further, when adjusting bolt 32 does not rotate relative to screwed hole, U-shaped 31 can not along a action of direction shown in Fig. 4, so nail anvil and nail kit close after the size in closed gap can not change.
Preferably, above-mentioned adjusting bolt 32 is hexagon socket head cap screw, and then can improve the slickness of surgical operating instrument outer surface.
Mode two, as shown in Figure 5, driving section in gap adjusting mechanism can also for be slidably matched with nail anvil arm 1 and along perpendicular to rotating shaft 21 axial line and the tooth bar 33 that extends perpendicular to nail anvil arm 1 length direction, when nail anvil and nail kit close, tooth bar 33 and gap adjustment plane offset.Particularly, nail anvil arm 1 can be provided with the mounting blocks 12 for installing tooth bar 33.
Particularly, as shown in Figure 5, the driving mechanism in gap adjusting mechanism can comprise:
Be installed on nail anvil arm 1 and with the driving gear 34 of tooth bar 33 engagement fit;
Be installed on the co-axially fixed drive motors of nail anvil arm 1, output shaft and driving gear 34.
As shown in Figure 5, tooth bar 33 can be driven to slide along d direction when driving gear 34 rotates along c direction.
In the gap adjusting mechanism of said structure, when drive motors stops operating, the output shaft of drive motors can play certain locking action to driving gear 34, and then driving gear 34 can be locked tooth bar 33.
Mode three, as shown in Figure 6, the driving section in gap adjusting mechanism also comprises the first wedge 35 and the second wedge 36, wherein:
First wedge 35 is slidably matched with nail anvil arm 1, and the axial line of glide direction perpendicular to rotating shaft 21 and the length direction of nail anvil arm 1, when nail anvil and nail kit close, the first wedge 35 offsets with gap adjustment face; Wherein, nail anvil arm 1 can be provided with the mounting blocks 14 for being slidably matched with the first wedge 35;
Second wedge 36 is slidably matched with nail anvil arm 1, and glide direction is parallel with the length direction of nail anvil arm 1, and the inclined-plane of the second wedge 36 and the inclined-plane of the first wedge 35 are slidably matched, as shown in Figure 6.
Particularly, driving mechanism in gap adjusting mechanism can comprise adjusting bolt 37, adjusting bolt 37 is installed on nail anvil arm 1 and a face that is inner and the second wedge 36 offsets, and drives the second wedge 36 action, to drive the first wedge 35 relative to nail kit arm 2 action when adjusting bolt 37 screws.
Particularly, nail anvil arm 1 can be provided with the mounting blocks 13 with adjusting bolt 37 threaded engagement.
As shown in Figure 6, adjusting bolt 37 can drive the second wedge 35 relative to nail anvil arm 1 along the action of e direction, and then second wedge 36 the first wedge 35 can be driven to move along f direction relative to nail anvil arm 1, and then nail kit arm 2 regulates relative to the position of nail anvil arm 1 when closing nail anvil and nail kit, and then the size in the closed gap realized when closing nail anvil and nail kit regulates.
Preferably, above-mentioned surgical operating instrument is linear cutting anastomat.
Obviously, those skilled in the art can carry out various change and modification to this utility model embodiment and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.
Claims (9)
1. a surgical operating instrument, comprise nail anvil arm and nail kit arm, described nail kit arm has nail kit, described nail anvil arm has nail anvil and the gap adjusting mechanism for regulating described nail anvil and described nail kit to close gap, described nail anvil arm nearside one end is connected by rotating shaft with described nail kit arm, and described nail kit arm is provided with the gap adjustment plane for coordinating with described gap adjusting mechanism; It is characterized in that, described gap adjusting mechanism comprises:
Driving section, described driving section can relative to described nail anvil arm along moving perpendicular to described nail anvil arm lengths direction perpendicular to described rotating shaft core line, and when described nail anvil and described nail kit close, described driving section and described gap adjustment plane offset; And
Driving mechanism, described driving mechanism and described driving section are in transmission connection, for driving the action of described driving section.
2. surgical operating instrument according to claim 1, it is characterized in that, described driving section is U-shaped, and along described rotating shaft core line direction described in two walls of U-shaped lay respectively at the both sides of described nail anvil arm and be slidably matched with described nail anvil arm, when described nail anvil and nail kit close, top and the described gap adjustment plane of wall described in each offset.
3. surgical operating instrument according to claim 2, is characterized in that, described driving mechanism comprises:
Be arranged at the through hole of described U-shaped bottom;
Be arranged at the screwed hole on described nail anvil arm;
Be arranged at the nut that described U-shaped bottom deviates from described nail anvil arm side;
Through described through hole and described screwed hole and with the adjusting bolt of described screwed hole threaded engagement.
4. surgical operating instrument according to claim 3, is characterized in that, described adjusting bolt is hexagon socket head cap screw.
5. surgical operating instrument according to claim 1, it is characterized in that, described driving section is to be slidably matched with described nail anvil arm and along perpendicular to described rotating shaft core line and the tooth bar that extends perpendicular to described nail anvil arm lengths direction, when described nail anvil and nail kit close, described tooth bar and described gap adjustment plane offset.
6. surgical operating instrument according to claim 5, is characterized in that, described driving mechanism comprises:
Be installed on described nail anvil arm and the driving gear engaged with described tooth bar;
Be installed on described nail anvil arm, output shaft and the co-axially fixed drive motors of described driving gear.
7. surgical operating instrument according to claim 1, is characterized in that, described driving section comprises the first wedge and the second wedge, wherein:
Described first wedge and described nail anvil arm are slidably matched, and the axial line of glide direction perpendicular to described rotating shaft and the length direction of described nail anvil arm, when described nail anvil and nail kit close, described first wedge and described gap adjustment plane offset;
Described second wedge and described nail anvil arm are slidably matched, and glide direction is parallel with the length direction of described nail anvil arm, and the inclined-plane of described second wedge and the inclined-plane of described first wedge are slidably matched.
8. surgical operating instrument according to claim 7, it is characterized in that, described driving mechanism comprises adjusting bolt, described adjusting bolt is installed on described nail anvil arm and the inner coordinates with described second wedge transmission, drives described second wedge action, to drive the action of described first wedge relatively described nail kit arm when described adjusting bolt screws.
9. the surgical operating instrument according to any one of claim 1-8, is characterized in that, described surgical operating instrument is linear cutting anastomat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520710263.1U CN205006962U (en) | 2015-09-14 | 2015-09-14 | Surgical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520710263.1U CN205006962U (en) | 2015-09-14 | 2015-09-14 | Surgical instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205006962U true CN205006962U (en) | 2016-02-03 |
Family
ID=55205597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520710263.1U Withdrawn - After Issue CN205006962U (en) | 2015-09-14 | 2015-09-14 | Surgical instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205006962U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106510783A (en) * | 2015-09-14 | 2017-03-22 | 瑞奇外科器械(中国)有限公司 | Surgical instrument |
| WO2017202392A1 (en) * | 2016-05-23 | 2017-11-30 | 上海逸思医疗科技有限公司 | Surgical stapler |
-
2015
- 2015-09-14 CN CN201520710263.1U patent/CN205006962U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106510783A (en) * | 2015-09-14 | 2017-03-22 | 瑞奇外科器械(中国)有限公司 | Surgical instrument |
| CN106510783B (en) * | 2015-09-14 | 2019-08-16 | 天津瑞奇外科器械股份有限公司 | Surgical operating instrument |
| WO2017202392A1 (en) * | 2016-05-23 | 2017-11-30 | 上海逸思医疗科技有限公司 | Surgical stapler |
| JP2019518577A (en) * | 2016-05-23 | 2019-07-04 | シャンハイ イーシ メディカル テクノロジー カンパニー リミテッドＳｈａｎｇｈａｉ Ｙｉｓｉ Ｍｅｄｉｃａｌ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．， Ｌｔｄ． | Surgical stapler |
| EP3469995A4 (en) * | 2016-05-23 | 2020-03-11 | Shanghai Yisi Medical Technology Co., Ltd. | Surgical stapler |
| RU2728714C2 (en) * | 2016-05-23 | 2020-07-30 | Шанхай Исы Медикал Текнолоджи Ко., Лтд. | Surgical stapler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300457 Tianjin Binhai New Area Economic and Technological Development Zone, Fourth Street, No. 5, block B, floor 4 Patentee after: Tianjin Ricky surgical instruments Limited by Share Ltd Address before: 300457 Tianjin Binhai New Area Economic and Technological Development Zone, Fourth Street, No. 5, block B, floor 4 Patentee before: Reach Surgical Instrument (China) Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160203 Effective date of abandoning: 20190816 |