CN107049390A - A kind of surgery sewing needle threader - Google Patents

Abstract

A threading device for surgical sewing needles, comprising a base, on which a thread feeding mechanism and a threading mechanism are sequentially arranged from left to right, the thread mechanism also includes a thread feeding device, and a thread cutting device is arranged between the clamping device and the thread feeding device , the thread delivery device includes a bracket and a horizontal guide rail located at the bottom of the bracket. The bracket and the horizontal guide rail are slidably matched. Through the cooperation of the thread inlet mechanism and the threading mechanism, the threading operation of the sewing thread and beauty thread is realized. The threading success rate is high and the efficiency is high. High, and the structure is simple and easy to use.

Description

A surgical sewing needle threading device

technical field

The invention specifically relates to the technical field of medical device processing, in particular to a surgical sewing needle threading device.

Background technique

The sewing thread and beauty thread in the existing surgical sewing needles and cosmetic surgery needles need to be threaded, and the existing threading operations mostly use manual threading or threading equipment is very complicated. Therefore, there is a need for a device that can both Efficient threading operation, the equipment is very simple, and the success rate of threading is also high.

Contents of the invention

In order to solve the deficiencies of the prior art, the present invention provides a surgical sewing needle threading device.

The technical solution adopted by the present invention is: a surgical sewing needle threading device, including a base, and the base is provided with a threading mechanism and a threading mechanism in turn from left to right, and the threading mechanism includes a The clamping device of the needle tube, the threading mechanism also includes a thread delivery device, a thread cutting device is also provided between the clamping device and the thread delivery device, and the thread delivery device includes a bracket and a horizontal The guide rail, the bracket is slidingly matched with the horizontal guide rail, and the first transmission wheel and the second transmission wheel are arranged longitudinally opposite to each other in the middle of the bracket, and the first transmission wheel or the second transmission wheel is driven by the driving device. The sliding fit between the first transmission wheel and the second transmission wheel, the first transmission wheel and the second transmission wheel clamp and drive the sewing thread to move, the first transmission wheel and the second transmission wheel The outlet end is also provided with a sewing thread positioner, and the sewing thread passes through the sewing thread positioner through the first transmission wheel and the second transmission wheel and enters the clamping device.

The bottom of the bracket is provided with a slider, and the bracket is slidably matched with the horizontal guide rail through the slider. One side of the bracket is provided with a driving cylinder, and the driving rod of the driving cylinder is connected with the bracket. The drive cylinder drives the bracket to slide back and forth along the horizontal guide rail through the drive rod to realize the wire feeding and retracting functions.

The driving device is a hydraulic cylinder, the front end of the hydraulic rod of the hydraulic cylinder is provided with a rack, the first transmission wheel is provided with a gear, and the hydraulic cylinder drives the first gear through the cooperation of the rack and the gear. The drive wheel turns.

The wire inlet mechanism includes a wire pay-off reel and a wire pay-off positioning device, and a wire-pay-off transition wheel is arranged between the wire pay-off reel and the wire pay-off positioning device.

The clamping device includes a needle setting platform placed horizontally, the needle setting platform is provided with a groove for placing surgical sewing needles, and the side of the groove near the threading mechanism is also provided with a guide for sewing thread to enter Leading device for sewing needle tubes.

The guide wire device includes a conduit and a support, the conduit is hingedly mounted on the support through a support rod, and the conduit is aligned with the side of the groove close to the threading mechanism.

The thread cutting device is pneumatic scissors, and the thread cutting device is located between the wire device and the wire delivery device.

The catheter is aligned with the sewing thread locator.

The needle setting platform is also provided with a feed groove for feeding the fixed sleeve on the sewing needle, the feed groove and the groove are perpendicular to each other, and the discharge end of the feed groove is connected to the inlet of the groove. connected.

The beneficial effects of the present invention are: the present invention provides a threading device for surgical sewing needles, which includes a base on which a threading mechanism and a threading mechanism are sequentially arranged from left to right, and the thread mechanism also includes a thread feeding device and a clamping device There is also a thread trimming device between the thread feeding device. The thread feeding device includes a bracket and a horizontal guide rail located at the bottom of the bracket. The bracket and the horizontal guide rail slide and cooperate. The threading operation is required, the threading success rate is high, the efficiency is high, and the structure is simple and easy to use.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the present invention.

Fig. 2 is a schematic diagram of the structure of the present invention.

Fig. 3 is a schematic diagram of the structure of the present invention.

In the figure, 1-base, 2-wire entry mechanism, 3-threading mechanism, 4-clamping device, 5-wire delivery device, 6-thread cutting device, 21-pay-off reel, 22-pay-off positioning device, 23- Transition wheel, 41-needle setting platform, 42-groove, 43-guide, 44-support, 45-support rod, 51-bracket, 52-horizontal guide rail, 53-first drive wheel, 54-second drive wheel , 55-sewing thread positioner, 56-slider, 57-drive cylinder, 58-hydraulic cylinder, 59-rack.

detailed description

Now in conjunction with Fig. 1, Fig. 2, Fig. 3, the present invention is further described, a surgical sewing needle threading device, comprising a base 1, and the base 1 is provided with a threading mechanism 2 and a threading mechanism 3 sequentially from left to right, The threading mechanism 3 includes a clamping device 4 for horizontally clamping the needle tube, and the threading mechanism 3 also includes a thread delivery device 5, and a shear is also arranged between the clamping device 4 and the thread delivery device 5. Thread device 6, the thread cutting device 6 is pneumatic scissors, and the thread cutting device 6 is located between the wire device and the wire delivery device 5. The wire transmission device 5 includes a bracket 51 and a horizontal guide rail 52 located at the bottom of the bracket 51. A first transmission wheel 53 and a second transmission wheel 54 are longitudinally opposite to each other in the middle of the bracket 51. The first transmission wheel 53 Or the second transmission wheel 54 is driven by the driving device, the first transmission wheel 53 and the second transmission wheel 54 are slidingly matched, and the first transmission wheel 53 and the second transmission wheel 54 clamp and drive the sewing thread To move, the outlet ends of the first transmission wheel 53 and the second transmission wheel 54 are also provided with a sewing thread positioner 55, and the sewing thread passes through the sewing thread positioner 55 through the first transmission wheel 53 and the second transmission wheel 54 Enter the clamping device 4. The bracket 51 is slidably matched with the horizontal guide rail 52, the bottom of the bracket 51 is provided with a slider 56, and the bracket 51 is slidably matched with the horizontal guide rail 52 through the slider 56, and one side of the bracket 51 A driving cylinder 57 is provided, and the driving rod of the driving cylinder 57 is connected with the bracket 51, and the driving cylinder 57 drives the bracket 51 to slide back and forth along the horizontal guide rail 52 through the driving rod to realize the wire feeding and retracting functions.

The driving device is a hydraulic cylinder 58, the front end of the hydraulic rod of the hydraulic cylinder 58 is provided with a rack 59, the first transmission wheel 53 is provided with a gear, and the hydraulic cylinder 58 passes through the rack 59 Cooperate with the gear to drive the first transmission wheel 53 to rotate.

The wire feeding mechanism 2 includes a wire payout reel 21 and a wire payout positioning device 22 , and a wire payout transition wheel 23 is also provided between the wire payout reel 21 and the wire payout positioning device 22 .

The clamping device 4 includes a needle setting platform 41 placed horizontally. The needle setting platform 41 is provided with a groove 42 for placing surgical sewing needles. There is a wire device for guiding the sewing thread into the needle tube of the sewing needle.

The guide wire device includes a conduit 43 and a support 44 , the conduit 43 is hingedly mounted on the support 44 through a support rod 45 , and the conduit 43 is aligned with the side of the groove 42 close to the threading mechanism 3 . The guide tube 43 is aligned with the sewing thread positioner 55 .

The needle setting platform 41 is also provided with a feeding chute for feeding the fixed cover on the sewing needle, the feeding chute and the groove 42 are perpendicular to each other, and the discharge end of the feeding chute is connected to the groove 42. The inlet of groove 42 is connected.

Through the cooperation of the thread-entry mechanism and the thread-threading mechanism, the present invention realizes the threading operation of sewing thread and beauty thread, has high threading success rate and high efficiency, and has a simple structure and is convenient to use.

The above descriptions are only preferred implementations of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention should also be regarded as the protection scope of the present invention.

Claims (9)

1. a kind of surgery sewing needle threader, including base（1）, it is characterised in that described base（1）On from left to right according to It is secondary to be provided with wire inlet mechanism（2）And threading mechanism（3）, described threading mechanism（3）Including the clamping dress for horizontal-clamping needle tubing Put（4）, described threading mechanism（3）Also include a wire advancing device（5）, described clamping device（4）And wire advancing device（5）Between Also set cutting facility（6）, described wire advancing device（5）Including support（51）With positioned at support（51）The horizontal guide rail of bottom （52）, described support（51）With horizontal guide rail（52）Sliding coordinates, described support（51）Centre is longitudinally opposed to be provided with first Drive（53）With the second drive（54）, described the first drive（53）Or second drive（54）Pass through drive device band The first dynamic, described drive（53）With the second drive（54）Between be slidably matched, the first described drive（53）With Two drives（54）Clamp and be driven sewing thread to motion, the first described drive（53）With the second drive（54）Outlet End is additionally provided with sewing thread locator（55）, sewing thread passes through the first drive（53）With the second drive（54）It is fixed through sewing thread Position device（55）Into clamping device（4）.

2. a kind of surgery sewing needle threader according to claim 1, it is characterised in that described support（51）Bottom Provided with sliding block（56）, described support（51）Pass through sliding block（56）With horizontal guide rail（52）Sliding coordinates, described support（51） Side be provided with driving cylinder（57）, described driving cylinder（57）Drive rod and support（51）It is connected, described driving cylinder（57） Support is driven by drive rod（51）Along horizontal guide rail（52）Line sending and Backward Function are realized in sliding back and forth.

3. a kind of surgery sewing needle threader according to claim 1, it is characterised in that described drive device is liquid Cylinder pressure（58）, described hydraulic cylinder（58）Hydraulic stem front end be provided with rack（59）, described the first drive（53）On set There are gear, described hydraulic cylinder（58）Pass through rack（59）Coordinate with gear and drive the first drive（53）Rotate.

4. a kind of surgery sewing needle threader according to claim 1, it is characterised in that described wire inlet mechanism（2） Including positioned at draw drum（21）With unwrapping wire positioner（22）, described draw drum（21）With unwrapping wire positioner（22）Between also Excessively taken turns provided with unwrapping wire（23）.

5. a kind of surgery sewing needle threader according to claim 1, it is characterised in that described clamping device（4） Widening platform including a horizontal positioned（41）, described widening platform（41）It is provided with the groove for being used for placing surgery sewing needle （42）, described groove（42）Close to threading mechanism（3）Side is additionally provided with the wire dress that guiding sewing thread enters sewing needle needle tubing Put.

6. a kind of surgery sewing needle threader according to claim 5, it is characterised in that described wire installation includes One conduit（43）And bearing（44）, described conduit（43）Pass through support bar（45）It is hingedly mounted on bearing（44）On, it is described Conduit（43）With groove（42）Close to threading mechanism（3）Align side.

7. a kind of surgery sewing needle threader according to claim 6, it is characterised in that described cutting facility（6） For pneumatic scissors, described cutting facility（6）Positioned at wire installation and wire advancing device（5）Between.

8. a kind of surgery sewing needle threader according to claim 6, it is characterised in that described conduit（43）With seam Thread line locator（55）Alignment.

9. a kind of surgery sewing needle threader according to claim 5, it is characterised in that described widening platform（41） On be additionally provided with the feed well that on sewing needle fixed cover is fed, described feed well and groove（42）It is mutually perpendicular to, it is described The discharge end of feed well and and groove（42）Inlet communication.