CN104586450A - Medical suturing device and safety device thereof - Google Patents
Medical suturing device and safety device thereof Download PDFInfo
- Publication number
- CN104586450A CN104586450A CN201510029799.1A CN201510029799A CN104586450A CN 104586450 A CN104586450 A CN 104586450A CN 201510029799 A CN201510029799 A CN 201510029799A CN 104586450 A CN104586450 A CN 104586450A
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- China
- Prior art keywords
- block
- safety
- insurance
- elastic arm
- gripper shoe
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- 238000000034 method Methods 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 24
- 238000011084 recovery Methods 0.000 claims description 21
- 230000000452 restraining effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000001356 surgical procedure Methods 0.000 description 3
- 230000003872 anastomosis Effects 0.000 description 2
- 241001397306 Proales Species 0.000 description 1
- 206010071229 Procedural haemorrhage Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011902 gastrointestinal surgery Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- 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
- A61B2017/07214—Stapler heads
- A61B2017/07271—Stapler heads characterised by its cartridge
Abstract
The invention relates to a medical suturing device and a safety device thereof. The safety device comprises a safety support plate, a safety block, a resetting block and a safety reversing block, wherein the safety block comprises a plate body and an elastic arm, the elastic arm is connected with the plate body, the safety block is slide between a first position and a second position along the safety support plate, the resetting block is movably arranged on the safety support plate and comprises a plate body abutting end, a safety control end and an elastic arm operating end, and the safety reversing block is arranged on the safety support plate in a pivoting way and comprises a limiting part; when the safety block is in the first position, the plate body abutting end is abutted against the plate body to enable the safety control plate to be in the closing position; when the safety block is in the second position, the limiting part is used for limiting the elastic arm to enable the safety control end to be in the opening position; when the safety block is reset from the second position to the first position, the elastic arm operating end drives the elastic arm to move, so as to release the limiting of the limiting part on the elastic arm, and reset the safety block to the first position. The safety device has the advantages that the false operation effectively avoided, and the safety is improved.
Description
Technical field
The present invention relates to medical instruments field, more specifically, relate to a kind of medical suturing instrument and safety thereof.
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 clinical, and the scope of application has related 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 error hand-manipulated, avoid infection, postoperative function recovery is fast.
Linear cutting anastomat is one comparatively conventional in medical suturing instrument, cross-section and identical for what organize.But existing linear cutting anastomat is not owing to having safety, or safety exist the problem in structural design, causes doctor when using apparatus, occurring the phenomenon of maloperation, and then causing operative failure.
Summary of the invention
The invention provides a kind of medical suturing instrument and safety thereof, at least to solve medical apparatus and instruments meeting maloperation in operation process, cause the unsafe technical problem of operation.
Embodiments provide a kind of safety of medical suturing instrument, comprising: insurance gripper shoe; Safety block, the elastic arm comprising plate body and be connected with plate body; Safety block slides between the first position and the second position along insurance gripper shoe; Resetting block, be arranged in insurance gripper shoe actively, resetting block comprises plate body abutment end, insurance control end and elastic arm operating side; Insurance is block, and be pivotably mounted in insurance gripper shoe, insurance block comprises limiting section; When safety block is positioned at primary importance, plate body abutment end abuts with plate body to make insurance control end in the closed position; When safety block is in the second position, limiting section is spacing to make insurance control end in an open position to elastic arm; At safety block by second site reversion in the process of primary importance, elastic arm operating side drives elastic arm motion spacing thus make safety block be returned to primary importance to elastic arm to remove limiting section.
Selectively, insure block and also comprise the attitude determination portion be connected with limiting section; Attitude determination portion makes limiting section remain on restraining position under the effect of the surgical assembly of medical suturing instrument.
Selectively, limiting section leaves restraining position when attitude determination portion loses surgical assembly effect, thus makes the insurance control end of resetting block be returned to closed position when safety block is in the second position.
Selectively, safety block also comprises the push button slided between the first position and the second position for operating safety block, and push button is connected with plate body.
Selectively, resetting block also comprises block, the first axle and the second axle, and the first axle and the second axle are connected with the axial end of block, and plate body abutment end, insurance control end and elastic arm operating side are all arranged highlightedly along the circumference of block; Insurance gripper shoe is provided with chute, and chute comprises interconnective first groove and the second groove, and the first axle and the second axle are slidably arranged in chute; At safety block by second site reversion in the process of primary importance, the first axle slips into the second groove by the first groove and rotates to make resetting block, thus make elastic arm operating side drive elastic arm motion.
Selectively, safety also comprise the first elastic recovery element, and one end of the first elastic recovery element is connected with block, and the other end is connected with insurance gripper shoe.
Selectively, insurance block also comprises pivot section, and limiting section and attitude determination portion are fixedly connected with pivot section; Safety also comprise alignment pin and the torsion spring of falling block reset, alignment pin through pivot section and the torsion spring of falling block reset with by insurance block with insure gripper shoe and be connected pivotly; One end of the torsion spring of falling block reset and insurance are fallen block and are connected, the other end with insure gripper shoe and be connected and insure block reset to drive.
Selectively, insurance gripper shoe is provided with projection, and the other end of the torsion spring of falling block reset is against in projection.
Selectively, safety also comprise the second elastic recovery element, and safety block is connected to make safety block by second site reversion to primary importance with insurance gripper shoe by the second elastic recovery element.
Present invention also offers a kind of medical suturing instrument, comprise above-mentioned safety.
By technique scheme, the present invention can effectively avoid, due to the maloperation phenomenon of operator when operating apparatus, thus, adding the safety of medical suturing instrument, has that structure is simple, cost is low, the feature of dependable performance.
Accompanying drawing explanation
Fig. 1 is the partial enlarged drawing of safety when installment state in the present invention;
Fig. 2 is that the structural representation of block is fallen in insurance in the present invention;
Fig. 3 is the structural representation of the insurance gripper shoe in the present invention;
Fig. 4 is the structural representation of the safety block in the present invention;
Fig. 5 is the structural representation of the resetting block in the present invention;
Fig. 6 is the structural representation of the torsion spring of falling block reset in the present invention;
Fig. 7 is the general assembly drawing of the medical suturing instrument in the present invention;
Fig. 8 is the structural representation after Fig. 7 removes shell;
Fig. 9 is the operating process schematic diagram one of the safety in the present invention;
Figure 10 is the operating process schematic diagram two of the safety in the present invention;
Figure 11 is the operating process schematic diagram three of the safety in the present invention;
Figure 12 is the operating process schematic diagram four of the safety in the present invention;
Figure 13 is the operating process schematic diagram five of the safety in the present invention;
Figure 14 is the operating process schematic diagram six of the safety in the present invention;
Figure 15 is the operating process schematic diagram seven of the safety in the present invention;
Figure 16 is the operating process schematic diagram eight of the safety in the present invention.
Reference numeral in figure: 10, insure gripper shoe; 11, base plate; 12, the first groove; 13, the second groove; 14, projection; 15, connecting plate; 16, side shield; 17, chute; 20, safety block; 21, plate body; 22, elastic arm; 23, push button; 24, opening; 30, resetting block; 31, plate body abutment end; 32, control end is insured; 33, elastic arm operating side; 34, block; 35, the first axle; 36, the second axle; 37, hanging hole; 40, insurance block; 41, limiting section; 42, attitude determination portion; 43, pivot section; 44, inclined-plane is contacted; 45, breach; 50, surgical assembly; 60, the first elastic recovery element; 61, alignment pin; 62, the torsion spring of falling block reset; 63, the second elastic recovery element; 64, hands handle is advanced; 65, forward block; 66, anti-multiblock.
Detailed description of the invention is used for further illustrating but is not limited to the present invention below, below embodiment be only one of the present invention preferably embodiment.
Detailed description of the invention
Please refer to Fig. 1 to Figure 16, the invention provides a kind of safety of medical suturing instrument, comprising: insurance gripper shoe 10; Safety block 20, the elastic arm 22 comprising plate body 21 and be connected with plate body 21; Safety block 20 slides between the first position and the second position along insurance gripper shoe 10; Resetting block 30, be arranged in insurance gripper shoe 10 actively, resetting block 30 comprises plate body abutment end 31, insurance control end 32 and elastic arm operating side 33; Insurance is block 40, and be pivotably mounted in insurance gripper shoe 10, insurance block 40 comprises limiting section 41; When safety block 20 is positioned at primary importance, plate body abutment end 31 abuts with plate body 21 to make insurance control end 32 in the closed position; When safety block 20 is in the second position, limiting section 41 pairs of elastic arms 22 are spacing to make insurance control end 32 in an open position; At safety block 20 by second site reversion in the process of primary importance, it is spacing thus make safety block 20 be returned to primary importance that elastic arm operating side 33 drives elastic arm 22 to move to remove limiting section 41 pairs of elastic arms 22.
Please refer to accompanying drawing, insurance gripper shoe 10 is arranged on the lower plate of this medical suturing instrument, and safety block 20, resetting block 30, insurance are fallen the parts such as block 40 and be all assembled in insurance gripper shoe 10.Safety block 20 is in primary importance at first, by the operation to safety block 20, it can be moved to the second position by primary importance.
Below, composition graphs 9 to Figure 14 is described in detail to operating process of the present invention.
Please refer to Fig. 9, when primary importance, the insurance control end 32 of resetting block 30 is in closed condition.Now, operator cannot operate the propelling handle of medical suturing instrument, therefore, can not cause maloperation.This is because, in the situation of figure 9, the plate body abutment end 31 of resetting block 30 has propped up plate body 21, its insurance control end 32 is then positioned at closed condition, namely insure control end 32 to keep off in the front of the anti-multiblock 66 with the medical suturing instrument advancing handle 64 to be connected, thus prevent propelling handle 64 by operator's forwards (i.e. the right of Fig. 9) promotion.
Please refer to Figure 10, safety block 20 pushes forward in the process of the second position by primary importance by operator, and operator promote to advance handle 64 to move right again.So, advance handle 64 to drive connected anti-multiblock 66 to also moving right, thus anti-multiblock promotion resetting block 30 moved to the top in Figure 10.Finally, the elastic arm 22 of safety block 20 pushes through insurance and falls the limiting section 41 of block 40, and reach Figure 10 state not, now, the left end of elastic arm 22 is against on limiting section 41, and also prevent safety block 20 to be returned to the primary importance shown in Fig. 9, the safety in the present invention are in open mode.So insurance control end 32 no longer stops the motion of anti-multiblock 66, thus, operator can promote to advance handle 64, to complete anastomosis operation.
Please refer to Figure 11, after anastomosis operation terminates, (i.e. the left side of Figure 11) pulls and advances handle 64 backward.Please refer to Figure 12, continue to pull back advancing handle 64, make resetting block 30 under the effect of forward block 65, stressed and turned to the state of Figure 12 by the state of Figure 11.Due to this rotation, the elastic arm operating side 33 of resetting block 30 is made upwards to rotate and prop up elastic arm 22.Please refer to Figure 13, along with propelling handle 64 continues to pull back by operator, elastic arm 22 continues upwards to push up by elastic arm operating side 33, thus make elastic arm 22 that elastic deformation occur, finally make the left end over insurance of elastic arm 22 fall the height of limiting section 41 of block 40, thus it is spacing to relieve elastic arm 22.Like this, as shown in figure 14, because the spacing of elastic arm 22 is removed, thus, safety block 20 is returned to its initial primary importance left.Now, anti-multiblock 66 is returned to the state that the control end 32 that is insured blocks again, so the safety in the present invention are returned to closed condition.
Visible, by technique scheme, the present invention can effectively avoid, due to the maloperation phenomenon of operator when operating apparatus, thus, adding the safety of medical suturing instrument, has that structure is simple, cost is low, the feature of dependable performance.
Please refer to Fig. 2, in a preferred embodiment, insurance block 40 also comprises the attitude determination portion 42 be connected with limiting section 41; Attitude determination portion 42 makes limiting section 41 remain on restraining position under the effect of the surgical assembly 50 of medical suturing instrument.As shown in Figure 2, limiting section 41 and attitude determination portion 42 are in predetermined angle.Therefore, when surgical assembly 50 defines the position of attitude determination portion 42, also just correspondingly limiting section 41 has been remained on this predetermined restraining position place.Preferably, attitude determination portion 42 has the contact inclined-plane 44 matched with surgical assembly 50, and by this contact inclined-plane 44, attitude determination portion 42 is located by surgical assembly 50.
Below in conjunction with Figure 15 and Figure 16, during to dismounting surgical assembly 50, the insurance in the present invention is fallen the work process of block 40 and is described in detail.
Please refer to Figure 15, in a preferred embodiment, limiting section 41 loses surgical assembly 50 acts in attitude determination portion 42 and leaves restraining position, thus makes the insurance control end 32 of resetting block 30 be returned to closed position when safety block 20 is in the second position.As shown in figure 15, when propelling handle 64 falls back on completion bit postpone, open apparatus, take out surgical assembly 50.So attitude determination portion 42 loses the effect of surgical assembly 50, thus make insurance fall block 40 to rotate counterclockwise the state shown in Figure 15.Now, can prevent in some cases, safety block 20 is when normally completing the reply of Figure 11 to Figure 14, by when taking out surgical assembly 50, make insurance fall block 40 and automatically turn to the state shown in Figure 15, thus remove the stop of limiting section 41 pairs of elastic arms 22, thus make whole safety block 20 be returned to initial primary importance, thus play the effect of double insurance.Some above-mentioned situation can be such as; when promoting to advance handle 64 backward, operator also according to push button, thus make safety block 20 normally cannot be returned to the situation of primary importance; certainly, also can be that other situations cause safety block 20 normally cannot be returned to the situation of primary importance.
Please refer to Figure 16, when pulling down surgical assembly 50 and after the surgical assembly 50 that more renews, the installation of surgical assembly 50, will make attitude determination portion 42 locate, thus again make limiting section 41 be returned to restraining position, and the state namely shown in Fig. 9, again to complete operation.
Please continue to refer to Fig. 2, preferably, insurance block 40 also comprises pivot section 43, and limiting section 41 and attitude determination portion 42 are fixedly connected with pivot section 43; Safety also comprise alignment pin 61 and the torsion spring of falling block reset 62 (please refer to Fig. 6), alignment pin 61 through pivot section 43 and the torsion spring of falling block reset 62 with by insurance block 40 with insure gripper shoe 10 and be connected pivotly; One end of the torsion spring of falling block reset 62 and insurance are fallen block 40 and are connected, and the other end and insurance gripper shoe 10 are connected to drive to be insured block 40 and reset.Like this, insurance can be made to fall block 40 by the torsion spring of falling block reset 62 and automatically turn to the state shown in Figure 15.
Please refer to Fig. 2 and Fig. 3, preferably, insurance gripper shoe 10 is provided with projection 14, and the other end of the torsion spring of falling block reset 62 is against in projection 14.Preferably, pivot section 43 is provided with breach 45, to avoid moving interference with projection 14.
Please refer to Fig. 4, in a preferred embodiment, safety block 20 also comprises the push button 23 slided between the first position and the second position for operating safety block 20, and push button 23 is connected with plate body 21.Please refer to Fig. 4, operator can, by the operation to push button 23, make safety block 20 move between the first position and the second position.Preferably, as shown in Figure 4, plate body 21 is provided with opening 24, at safety block 20 by primary importance in second position motor process, plate body abutment end 31 can move upward and enter in this opening 24.
Please refer to Fig. 5, in a preferred embodiment, resetting block 30 also comprises block 34, first axle 35 and the second axle 36, first axle 35 and the second axle 36 are connected with the axial end of block 34, and plate body abutment end 31, insurance control end 32 and elastic arm operating side 33 are all arranged highlightedly along the circumference of block 34; Please refer to Fig. 3, insurance gripper shoe 10 is provided with chute, and chute comprises interconnective first groove 12 and the second groove 13, first axle 35 and the second axle 36 and is slidably arranged in chute; At safety block 20 by second site reversion in the process of primary importance, the first axle 35 slips into the second groove 13 by the first groove 12 and rotates to make resetting block 30, thus makes elastic arm operating side 33 drive elastic arm 22 to move.
Please refer to Figure 10, advance in the proal process of handle 64 in promotion, the first axle 35 of resetting block 30 and the second axle 36 is made all to enter in the first groove 12, thus the effect of guiding can be played by the motion of the first groove 12 pairs of resetting blocks 30, guarantee that resetting block 30 moves upward along the direction of the first groove 12.Otherwise please refer to Figure 11, pulling in the process advancing handle 64 to move backward, the first axle 35 of resetting block 30 and the second axle 36 first move downward, until the first axle 35 is slipped in the second groove 13 by the first groove 12 along the direction of the first groove 12.Now, as shown in figure 12, the first axle 35 moves in the second groove 13, thus causes resetting block 30 that the rotation shown in Figure 12 occurs.
Please refer to Fig. 1 and Fig. 5, preferably, one end that safety also comprise the first elastic recovery element 60, first elastic recovery element 60 is connected with block 34, and the other end is connected with insurance gripper shoe 10.Especially, block 34 is provided with the hanging hole 37 for connecting the first elastic recovery element 60.Such as, the first elastic recovery element 60 can be extension spring etc.Obviously, the first elastic recovery element 60 also can be connected with other positions of resetting block 30, is not limited to the link position in above-described embodiment.
Please refer to Fig. 1, preferably, safety also comprise the second elastic recovery element 63, and safety block 20 is connected to make safety block 20 by second site reversion to primary importance with insurance gripper shoe 10 by the second elastic recovery element 63.Such as, the second elastic recovery element 63 can be extension spring etc.
Please refer to Fig. 3, in a preferred embodiment, insurance gripper shoe 10 comprises base plate 11.Preferably, the connecting plate 15 being respectively arranged with a connecting plate 15, first elastic recovery element 60 at the two ends of base plate 11 corresponding to respectively with the second elastic recovery element 63 is connected.Preferably, insurance gripper shoe 10 also comprises side shield 16, and this side shield 16 is arranged on the side of base plate 11, and and between base plate 11, form a chute 17, safety block 20 is arranged on this chute 17 place, and moves between the first position and the second position along the direction that chute 17 limits.Preferably, push button 23 is provided with the outside of the installing space that insurance gripper shoe 10 surrounds by this chute 17, operate for operator.Side shield 16 1 aspect, for the formation of chute 17, on the other hand, also for carrying out spacing to safety block 20, serves dual function.
Please refer to Fig. 7 and Fig. 8, present invention also offers a kind of medical suturing instrument, comprise above-mentioned safety.Preferably, medical suturing instrument is linear cutting anastomat.The work process of the safety of this medical suturing instrument as described above, please refer to Fig. 9 to Figure 16, repeats no more with this.
Preferably, medical suturing instrument also comprises the anti-multiblock 66 advancing handle 64, forward block 65 and coordinate with the insurance control end 32 of safety, and anti-multiblock 66 is connected with forward block 65, and forward block 65 is connected with propelling handle 64.Like this, when operator's action advances handle 64, forward block 65 will be driven to move together with anti-multiblock 66.
Preferably, medical suturing instrument also comprises and makes the insurance of safety fall block 40 to be in the surgical assembly 50 of restraining position.Surgical assembly 50 is detachable and changes, and in operation process, may need to change different surgical assemblies 50.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. safety for medical suturing instrument, is characterized in that, comprising:
Insurance gripper shoe (10);
Safety block (20), the elastic arm (22) comprising plate body (21) and be connected with described plate body (21); Described safety block (20) slides between the first position and the second position along described insurance gripper shoe (10);
Resetting block (30), be arranged on described insurance gripper shoe (10) actively, described resetting block (30) comprises plate body abutment end (31), insurance control end (32) and elastic arm operating side (33);
Block (40) is fallen in insurance, and be pivotably mounted on described insurance gripper shoe (10), described insurance is fallen block (40) and comprised limiting section (41);
When described safety block (20) is positioned at described primary importance, described plate body abutment end (31) abuts with described plate body (21) to make described insurance control end (32) in the closed position;
When described safety block (20) is in the described second position, described limiting section (41) is spacing to make described insurance control end (32) in an open position to described elastic arm (22);
At described safety block (20) by described second site reversion in the process of described primary importance, it is spacing thus make described safety block (20) be returned to described primary importance to described elastic arm (22) to remove described limiting section (41) that described elastic arm operating side (33) drives described elastic arm (22) to move.
2. safety according to claim 1, is characterized in that, described insurance is fallen block (40) and also comprised the attitude determination portion (42) be connected with described limiting section (41); Described attitude determination portion (42) makes described limiting section (41) remain on restraining position under the effect of the surgical assembly (50) of described medical suturing instrument.
3. safety according to claim 2, it is characterized in that, described limiting section (41) loses described surgical assembly (50) acts on when described attitude determination portion (42) and leaves described restraining position, thus makes the insurance control end (32) of described resetting block (30) be returned to described closed position when described safety block (20) is in the described second position.
4. safety according to claim 1, it is characterized in that, described safety block (20) also comprises the push button (23) slided between described primary importance and the described second position for operating described safety block (20), and described push button (23) is connected with described plate body (21).
5. safety according to claim 1, it is characterized in that, described resetting block (30) also comprises block (34), the first axle (35) and the second axle (36), described first axle (35) and described second axle (36) are connected with the axial end of described block (34), and described plate body abutment end (31), described insurance control end (32) and described elastic arm operating side (33) are all arranged highlightedly along the circumference of described block (34);
Described insurance gripper shoe (10) is provided with chute, described chute comprises interconnective first groove (12) and the second groove (13), and described first axle (35) and the second axle (36) are slidably arranged in described chute;
At described safety block (20) by described second site reversion in the process of described primary importance, described first axle (35) is slipped into described second groove (13) by described first groove (12) and is rotated to make described resetting block (30), thus makes described elastic arm operating side (33) drive described elastic arm (22) to move.
6. safety according to any one of claim 1 to 5, it is characterized in that, described safety also comprise the first elastic recovery element (60), one end of described first elastic recovery element (60) is connected with described block (34), and the other end is connected with described insurance gripper shoe (10).
7. safety according to claim 2, it is characterized in that, described insurance is fallen block (40) and is also comprised pivot section (43), and described limiting section (41) and described attitude determination portion (42) are fixedly connected with described pivot section (43);
Described safety also comprise alignment pin (61) and the torsion spring of falling block reset (62), and described alignment pin (61) is connected with described insurance gripper shoe (10) described insurance to be fallen block (40) pivotly through described pivot section (43) and the described torsion spring of falling block reset (62); One end and the described insurance of the described torsion spring of falling block reset (62) are fallen block (40) and are connected, and the other end is connected to drive described insurance to fall block (40) to reset with described insurance gripper shoe (10).
8. safety according to any one of claim 1 to 7, it is characterized in that, described insurance gripper shoe (10) is provided with projection (14), and the described other end of the described torsion spring of falling block reset (62) is against in described projection (14).
9. safety according to any one of claim 1 to 8, it is characterized in that, described safety also comprise the second elastic recovery element (63), and described safety block (20) is connected to make described safety block (20) by described second site reversion to described primary importance with described insurance gripper shoe (10) by described second elastic recovery element (63).
10. a medical suturing instrument, is characterized in that, comprises the safety according to any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510029799.1A CN104586450B (en) | 2015-01-21 | 2015-01-21 | medical suturing device and safety device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510029799.1A CN104586450B (en) | 2015-01-21 | 2015-01-21 | medical suturing device and safety device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104586450A true CN104586450A (en) | 2015-05-06 |
| CN104586450B CN104586450B (en) | 2017-01-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510029799.1A Expired - Fee Related CN104586450B (en) | 2015-01-21 | 2015-01-21 | medical suturing device and safety device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104586450B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5445304A (en) * | 1990-12-18 | 1995-08-29 | United States Surgical Corporation | Safety device for a surgical stapler cartridge |
| CN202619744U (en) * | 2011-12-16 | 2012-12-26 | 江苏瑞安贝医疗器械有限公司 | Linear anastomat limiting safety device |
| CN203328749U (en) * | 2013-05-24 | 2013-12-11 | 瑞奇外科器械(中国)有限公司 | Cutting and stitching device |
| CN204484217U (en) * | 2015-01-21 | 2015-07-22 | 天津万和医疗器械有限公司 | Medical suturing instrument and safety thereof |
-
2015
- 2015-01-21 CN CN201510029799.1A patent/CN104586450B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5445304A (en) * | 1990-12-18 | 1995-08-29 | United States Surgical Corporation | Safety device for a surgical stapler cartridge |
| CN202619744U (en) * | 2011-12-16 | 2012-12-26 | 江苏瑞安贝医疗器械有限公司 | Linear anastomat limiting safety device |
| CN203328749U (en) * | 2013-05-24 | 2013-12-11 | 瑞奇外科器械(中国)有限公司 | Cutting and stitching device |
| CN204484217U (en) * | 2015-01-21 | 2015-07-22 | 天津万和医疗器械有限公司 | Medical suturing instrument and safety thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104586450B (en) | 2017-01-11 |
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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 equipment manufacturing (Tianjin) Co., Ltd. Address before: 301702 Tianjin city Wuqing District Beijing E-Commerce Industrial Park Hongxing Road No. 28-2 Patentee before: Tianjin Wan He 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 Wan He Medical Devices Co., Ltd. Address before: 301702 Hongjin road 28-2, Beijing Tianjin Electronic Commerce Industrial Park, Wuqing, Tianjin Patentee before: Surplus medical equipment manufacturing (Tianjin) Co., Ltd. |
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