CN104323809B - A kind of medical suture instruments with Guan Bi dwell lock locking apparatus - Google Patents
A kind of medical suture instruments with Guan Bi dwell lock locking apparatus Download PDFInfo
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- CN104323809B CN104323809B CN201410418201.3A CN201410418201A CN104323809B CN 104323809 B CN104323809 B CN 104323809B CN 201410418201 A CN201410418201 A CN 201410418201A CN 104323809 B CN104323809 B CN 104323809B
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
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Abstract
Embodiments provide a kind of medical suture instruments with Guan Bi dwell lock locking apparatus, including: empennage; Screw mandrel, above-mentioned screw mandrel is provided with gathering sill, above-mentioned gathering sill is provided with groove; Fairlead, above-mentioned fairlead is fixed on above-mentioned empennage, is provided with elastomeric element in above-mentioned fairlead; Cover plate, above-mentioned cover plate seals one end of above-mentioned fairlead; Guide finger, one end of above-mentioned guide finger is connected with above-mentioned cover plate by above-mentioned elastomeric element, and above-mentioned guide finger slips into above-mentioned groove and is stuck in above-mentioned groove. The embodiment of the present invention has the medical suture instruments of Guan Bi dwell lock locking apparatus and ensure that the concordance every time closing gap, doctor can select the suture instruments in different Guan Bi gap as required, the Guan Bi gap of the suture instruments of same model is consistent, Guan Bi gap is regulated without doctor oneself, and the present invention closes gap locking and has the prompting of sound and feel, it is also prevented from backspin while locking, improves success rate of operation.
Description
Technical field
The present invention relates to medical apparatus and instruments, more particularly, to a kind of medical suture instruments with Guan Bi dwell lock locking apparatus.
Background technology
In surgical operation, medical suturing instrument has become the requisite medical assistance apparatus in tissue sewing process. Along with development and the research and development of products of medical science, more and more multi-functional staple series products is applied to clinic, and the scope of application has been directed to the every field such as gastrointestinal surgery, Genneral Surgery, thoracic surgery, Urology Surgery, gynecological, becomes one of requisite instrument of doctor. The application of medical suturing instrument has the plurality of advantages such as hands intraoperative hemorrhage is less, operating time is shorter, can reduce manual operations error, avoid infection, postoperative function recovery is fast.
In the medical suture instruments with spindle gear, Guan Bi gap can regulate according to the needs of doctor oneself, tube type anastomat is to have one more common in the medical suture instruments of spindle gear, for end to end anastomosis, although doctor can regulate Guan Bi gap according to the needs of oneself, but shortcoming is the concordance that cannot ensure to close gap every time, and whether the Guan Bi gap that doctor selects is most suitable.
Summary of the invention
The invention provides a kind of medical suture instruments with Guan Bi dwell lock locking apparatus, the technical problem inconsistent at least to solve Guan Bi gap.
Embodiments provide a kind of medical suture instruments with Guan Bi dwell lock locking apparatus, including: empennage; Screw mandrel, above-mentioned screw mandrel is provided with gathering sill, above-mentioned gathering sill is provided with groove; Fairlead, above-mentioned fairlead is fixed on above-mentioned empennage, is provided with elastomeric element in above-mentioned fairlead; Cover plate, above-mentioned cover plate seals one end of above-mentioned fairlead; Guide finger, one end of above-mentioned guide finger is connected with above-mentioned cover plate by above-mentioned elastomeric element, and above-mentioned guide finger slips into above-mentioned groove and is stuck in above-mentioned groove.
Optionally, before above-mentioned guide finger moves to above-mentioned groove along above-mentioned gathering sill, above-mentioned guide finger compresses above-mentioned elastomeric element.
Optionally, before above-mentioned guide finger moves to above-mentioned groove along above-mentioned gathering sill, the above-mentioned other end of above-mentioned guide finger contacts with above-mentioned gathering sill.
Optionally, slipping in the process of above-mentioned groove at above-mentioned guide finger, above-mentioned guide finger is subject to the thrust external movement to above-mentioned fairlead of above-mentioned elastomeric element, is stuck in above-mentioned groove.
Optionally, above-mentioned guide finger includes Part I and Part II, wherein, one surface of above-mentioned Part I is connected with above-mentioned cover plate by above-mentioned elastomeric element, in above-mentioned fairlead, away from one end of above-mentioned cover plate, there is restraining position, move in the space that above-mentioned Part I is formed between above-mentioned restraining position and above-mentioned cover plate.
Optionally, before above-mentioned guide finger moves to above-mentioned groove along above-mentioned gathering sill, above-mentioned Part II is made above-mentioned Part I compress above-mentioned elastomeric element by the extruding of above-mentioned gathering sill, slipping in the process of above-mentioned groove at above-mentioned guide finger, above-mentioned Part I is subject to the thrust of above-mentioned elastomeric element makes above-mentioned guide finger to the external movement of above-mentioned fairlead.
Optionally, above-mentioned medical treatment suture instruments also includes nail supporting base, and above-mentioned groove is arranged on the end of above-mentioned gathering sill, and above-mentioned end is near above-mentioned nail supporting base.
Optionally, above-mentioned elastomeric element is spring, shell fragment, rubber or silica gel.
Optionally, above-mentioned medical treatment suture instruments is anastomat or stiching instrument.
Optionally, above-mentioned anastomat is tube type anastomat.
The embodiment of the present invention has the medical suture instruments of Guan Bi dwell lock locking apparatus and ensure that the concordance every time closing gap, doctor can select the suture instruments in different Guan Bi gap as required, the Guan Bi gap of the suture instruments of same model is consistent, Guan Bi gap is regulated without doctor oneself, and the present invention closes gap locking and has the prompting of sound and feel, it is also prevented from backspin while locking, improves success rate of operation.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of optional tube type anastomat of the embodiment of the present invention;
Fig. 2 is the schematic diagram of a kind of optional screw mandrel insertion fin assembly of the embodiment of the present invention;
Fig. 3 is the generalized section of a kind of optional fin assembly of the embodiment of the present invention;
Fig. 4 is the section enlarged diagram of a kind of optional spring guide finger assembly of the embodiment of the present invention;
Fig. 5 is the schematic diagram of a kind of optional screw mandrel of the embodiment of the present invention;
Fig. 5-1 is the amplification profile schematic diagram of the groove of a kind of optional screw mandrel of the embodiment of the present invention;
A kind of optional guide finger that Fig. 6 is the embodiment of the present invention moves to the generalized section before groove;
Fig. 6-1 is the enlarged diagram of the local part A of Fig. 6;
Fig. 7 is the generalized section that a kind of optional guide finger of the embodiment of the present invention slips into groove;
Fig. 7-1 is the enlarged diagram of the local part B of Fig. 7.
Embodiment is used for further illustrating but is not limited to the present invention in detail below, and example below is only a kind of optional embodiment of the present invention.
Detailed description of the invention
Embodiment 1
Embodiments provide a kind of tube type anastomat with Guan Bi dwell lock locking apparatus, as shown in Figure 1, including fin assembly 1 and screw mandrel 2, as in figure 2 it is shown, above-mentioned screw mandrel 2 is rotatably inserted into above-mentioned fin assembly 1, threaded with above-mentioned fin assembly 1 in one end of above-mentioned screw mandrel 2, as it is shown in figure 1, the other end of above-mentioned screw mandrel 2 is connected with nail supporting base 3, when rotating above-mentioned fin assembly 1, screw mandrel tandem moves, and makes above-mentioned nail supporting base 3 closer or far from nail bin 4.The profile of above-mentioned fin assembly 1 is as shown in Figure 3, including empennage 11 and spring guide finger assembly 12, the profile of above-mentioned spring guide finger assembly 12 is as shown in Figure 4, including guide finger 121, fairlead 122, spring 123 and cover plate 124, as shown in Figure 3, above-mentioned fairlead 122 is fixed on above-mentioned empennage 11, as shown in Figure 4, above-mentioned spring 123 it is provided with in above-mentioned fairlead 122, above-mentioned cover plate 124 seals one end of above-mentioned fairlead 122, above-mentioned guide finger 121 remain at least partially within above-mentioned fairlead 122, above-mentioned guide finger 121 can at above-mentioned fairlead 122 linear movement, one end 1211 of above-mentioned guide finger 121 is connected with above-mentioned cover plate 124 by above-mentioned spring 123. above-mentioned guide finger 121 includes Part I 1213 and Part II 1214, in above-mentioned fairlead 122, away from one end of above-mentioned cover plate 124, there is restraining position 1221, move in the space that above-mentioned Part I 1213 is formed between above-mentioned restraining position 1221 and above-mentioned cover plate 124. the other end 1212 of above-mentioned guide finger 121 is positioned at the surface of above-mentioned Part II 1214.
Fig. 5 is the schematic diagram of above-mentioned screw mandrel 2, as it is shown in figure 5, be provided with gathering sill 21 on above-mentioned screw mandrel 2, above-mentioned gathering sill 21 is provided with groove 22, and the amplification profile schematic diagram of above-mentioned groove 22 is as shown in fig. 5-1. Above-mentioned groove 22 is arranged on the end of above-mentioned gathering sill 21, and above-mentioned end is near above-mentioned nail supporting base 3. Rotate above-mentioned fin assembly 1, above-mentioned screw mandrel 2 drives above-mentioned nail supporting base 3 to move towards near the direction of above-mentioned nail bin 4, above-mentioned guide finger 121 moves along the above-mentioned gathering sill 21 of above-mentioned screw mandrel 2, in motor process, above-mentioned guide finger 121 heads on above-mentioned gathering sill 21 always, and above-mentioned guide finger 121 is compressed above-mentioned spring 123 by the extruding of above-mentioned gathering sill 21, when above-mentioned guide finger 121 arrives final position, when namely falling in above-mentioned groove 22, above-mentioned fin assembly 1 cannot rotate, Guan Bi gap locking.
Before above-mentioned guide finger 121 moves to above-mentioned groove 22 along above-mentioned gathering sill 21, above-mentioned guide finger 121 compresses above-mentioned spring 123. Slipping in the process of above-mentioned groove 22 at above-mentioned guide finger 121, above-mentioned guide finger 121 is subject to the thrust external movement to above-mentioned fairlead 122 of above-mentioned spring 123, is stuck in above-mentioned groove 22.
Specifically, before above-mentioned guide finger 121 moves to above-mentioned groove 22 along above-mentioned gathering sill 21, above-mentioned Part II 1214 is made above-mentioned Part I 1213 compress above-mentioned spring 123 by the extruding of above-mentioned gathering sill 21, slip in the process of above-mentioned groove 22 at above-mentioned guide finger 121, above-mentioned Part I 1213 is subject to the thrust of above-mentioned spring 123 makes above-mentioned guide finger 121 to the external movement of above-mentioned fairlead 122, is stuck in above-mentioned groove 22.
Fig. 6 is that above-mentioned guide finger 121 moves to the generalized section before above-mentioned groove 22 along above-mentioned gathering sill 21, and Fig. 6-1 is the enlarged diagram of the local part A of Fig. 6; Fig. 7 is the generalized section that above-mentioned guide finger 121 slips into above-mentioned groove 22, and Fig. 7-1 is the enlarged diagram of the local part B of Fig. 7.
As shown in Fig. 6 and Fig. 6-1, above-mentioned guide finger 121 moves to along above-mentioned gathering sill 21 before above-mentioned groove 22, the above-mentioned other end 1212 of above-mentioned guide finger 121 contacts with above-mentioned gathering sill 21, and above-mentioned guide finger 121 is compressed above-mentioned spring 123 by the extruding of above-mentioned gathering sill 21.
As shown in Fig. 7 and Fig. 7-1, slip in the process of above-mentioned groove 22 at above-mentioned guide finger 121, above-mentioned Part I 1213 is subject to the thrust of above-mentioned spring 123 makes above-mentioned guide finger 121 to the external movement of above-mentioned fairlead 122, above-mentioned Part I 1213 contacts with above-mentioned restraining position 1221 as shown in Figure 4, above-mentioned restraining position 1221 makes above-mentioned guide finger 121 no longer to the external movement of above-mentioned fairlead 122, and above-mentioned guide finger 121 is stuck in above-mentioned groove 22.
When above-mentioned guide finger 121 is stuck in above-mentioned groove 22, owing to above-mentioned guide finger 121 is to slip in above-mentioned groove 22, thus locking spacing while also have the prompting of sound and feel, it is also possible to prevent backspin.
Above-mentioned spring 123 may be replaced by shell fragment, rubber or silica gel, and wherein rubber or silica gel can be ball-type or column.
Above-mentioned groove 22 can be arranged on the position being slightly away from above-mentioned nail supporting base 3, even if lock position is slightly away from above-mentioned nail supporting base 3, when making above-mentioned guide finger 121 be stuck in above-mentioned groove 22, the Guan Bi gap of above-mentioned nail supporting base 3 and above-mentioned nail bin 4 is slightly larger, above-mentioned groove 22 can also be arranged on the position slightly by nearly above-mentioned nail supporting base 3, even if lock position is slightly by nearly above-mentioned nail supporting base 3, when making above-mentioned guide finger 121 be stuck in above-mentioned groove 22, the Guan Bi gap of above-mentioned nail supporting base 3 and above-mentioned nail bin 4 is slightly smaller. In other words, the position that above-mentioned groove 22 is arranged can determine according to the size in the Guan Bi gap of above-mentioned nail supporting base 3 and above-mentioned nail bin 4, produces the tube type anastomat of different Guan Bi gaps locking.
Above-mentioned tube type anastomat may be replaced by other kinds of anastomat or stiching instrument, above-mentioned anastomat or stiching instrument adopt lead screw device as moving component, there is anastomat or the stiching instrument of spindle gear, the design of the embodiment of the present invention can be adopted, adopt above-mentioned fin assembly and above-mentioned screw mandrel, namely adopt the above-mentioned fin assembly with above-mentioned spring guide finger assembly and the above-mentioned screw mandrel with above-mentioned groove.
Claims (10)
1. a medical suture instruments with Guan Bi dwell lock locking apparatus, it is characterised in that including:
Empennage (11);
Screw mandrel (2), described screw mandrel (2) is provided with gathering sill (21), described gathering sill (21) is provided with groove (22);
Fairlead (122), described fairlead (122) is fixed on described empennage (11), is provided with elastomeric element (123) in described fairlead (122);
Cover plate (124), described cover plate (124) seals one end of described fairlead (122);
Guide finger (121), one end (1211) of described guide finger (121) is connected with described cover plate (124) by described elastomeric element (123), and described guide finger (121) slips into described groove (22) and is stuck in described groove (22).
2. medical treatment suture instruments according to claim 1, it is characterized in that, before described guide finger (121) moves to described groove (22) along described gathering sill (21), described guide finger (121) compresses described elastomeric element (123).
3. medical treatment suture instruments according to claim 1, it is characterized in that, before described guide finger (121) moves to described groove (22) along described gathering sill (21), the other end (1212) of described guide finger (121) contacts with described gathering sill (21).
4. medical treatment suture instruments according to claim 1, it is characterized in that, slip in the process of described groove (22) at described guide finger (121), described guide finger (121) is subject to the thrust external movement to described fairlead (122) of described elastomeric element (123), is stuck in described groove (22).
5. medical treatment suture instruments according to claim 1, it is characterized in that, described guide finger (121) includes Part I (1213) and Part II (1214), wherein, one surface of described Part I (1213) is connected with described cover plate (124) by described elastomeric element (123), in described fairlead (122), away from one end of described cover plate (124), there is restraining position (1221), move in the space that described Part I (1213) is formed between described restraining position (1221) and described cover plate (124).
6. medical treatment suture instruments according to claim 5, it is characterized in that, before described guide finger (121) moves to described groove (22) along described gathering sill (21), described Part II (1214) is made described Part I (1213) compress described elastomeric element (123) by the extruding of described gathering sill (21), slip in the process of described groove (22) at described guide finger (121), described Part I (1213) is subject to the thrust of described elastomeric element (123) makes the described guide finger (121) external movement to described fairlead (122).
7. medical treatment suture instruments according to claim 1, also include nail supporting base (3), it is characterized in that, described groove (22) is arranged on the end of described gathering sill (21), and described end is near described nail supporting base (3).
8. medical treatment suture instruments according to claim 1, it is characterised in that described elastomeric element (123) is spring, shell fragment, rubber or silica gel.
9. according to the arbitrary described medical suture instruments of claim 1 to 8, it is characterised in that described medical treatment suture instruments is anastomat or stiching instrument.
10. medical treatment suture instruments according to claim 9, it is characterised in that described anastomat is tube type anastomat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410418201.3A CN104323809B (en) | 2014-08-22 | 2014-08-22 | A kind of medical suture instruments with Guan Bi dwell lock locking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410418201.3A CN104323809B (en) | 2014-08-22 | 2014-08-22 | A kind of medical suture instruments with Guan Bi dwell lock locking apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104323809A CN104323809A (en) | 2015-02-04 |
| CN104323809B true CN104323809B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410418201.3A Expired - Fee Related CN104323809B (en) | 2014-08-22 | 2014-08-22 | A kind of medical suture instruments with Guan Bi dwell lock locking apparatus |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104739471B (en) * | 2015-03-13 | 2017-06-13 | 盈甲医疗器械制造（天津）有限公司 | A kind of gap control device and the surgical cutting and stapling instrument using the device |
| CN107714123A (en) * | 2017-11-20 | 2018-02-23 | 长春工业大学 | A kind of medical suture instruments with closed-gap locking system |
| CA3151258C (en) * | 2019-08-29 | 2024-03-26 | Touchstone International Medical Science Co., Ltd. | Closure driving mechanism and surgical stapler |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GR920100358A (en) * | 1991-08-23 | 1993-06-07 | Ethicon Inc | Surgical anastomosis stapling instrument. |
| US8181840B2 (en) * | 2004-03-19 | 2012-05-22 | Tyco Healthcare Group Lp | Tissue tensioner assembly and approximation mechanism for surgical stapling device |
| CN201167991Y (en) * | 2008-01-25 | 2008-12-24 | 苏州天臣国际医疗科技有限公司 | Automatic safety surgical stitching instrument |
| CN201519169U (en) * | 2009-07-23 | 2010-07-07 | 曲直 | Medical stapler with function of self locking |
| US9220505B2 (en) * | 2011-12-16 | 2015-12-29 | Ethicon Endo-Surgery, Inc. | Surgical stapling instrument with locking feature to lock anvil actuator |
| CN202619754U (en) * | 2012-05-31 | 2012-12-26 | 北京中法派尔特医疗设备有限公司 | Anastomat with clearance adjusting mechanism |
| CN204106090U (en) * | 2014-08-22 | 2015-01-21 | 天津万和医疗器械有限公司 | A kind of medical suture instruments with closed dwell lock locking apparatus |
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- 2014-08-22 CN CN201410418201.3A patent/CN104323809B/en not_active Expired - Fee Related
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| CN104323809A (en) | 2015-02-04 |
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Address after: 301702 Tianjin city Wuqing District Beijing E-Commerce Industrial Park Hongxing Road No. 28-2 Patentee after: Surplus medical instruments manufacturing (Tianjin) Co.,Ltd. Address before: 301702 Tianjin city Wuqing District Beijing E-Commerce Industrial Park Hongxing Road No. 28-2 Patentee before: TIANJIN WANHE MEDICAL DEVICES Co.,Ltd. |
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Address after: 301702 Hongjin road 28-2, Beijing Tianjin Electronic Commerce Industrial Park, Wuqing, Tianjin Patentee after: TIANJIN WANHE MEDICAL DEVICES Co.,Ltd. Address before: 301702 Hongjin road 28-2, Beijing Tianjin Electronic Commerce Industrial Park, Wuqing, Tianjin Patentee before: Surplus medical instruments manufacturing (Tianjin) Co.,Ltd. |
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Granted publication date: 20160608 Termination date: 20210822 |