CN215937512U - Medical treatment operation is with executing clamp ware - Google Patents

Abstract

The utility model provides a medical treatment operation is with executing clamp ware, includes handle, trigger and the piece that resets of setting between handle and trigger, the trigger through the round pin axle with the handle articulated and handle rotation relatively, the trigger still be connected with surgical instruments, still include an adjustment mechanism, the trigger in seted up the trigger catching groove, this adjustment mechanism at least part be located the trigger catching groove in order to separate the trigger catching groove for work area and non-work area, just adjustment mechanism can act on the trigger catching groove in order to realize the size regulation of work area. According to the utility model, the size of the working area is adjusted through the arrangement and the use of the adjusting mechanism, so that the use requirements of different doctors with different hand shapes can be adapted, and the user can better fit the use requirements of the user according to the size of the user through self adjustment, so that the defects of slipping, mistaken touch and the like possibly existing in the use process are eliminated, and the use safety is improved.

Description

Medical treatment operation is with executing clamp ware

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a clip applier for medical operations.

Background

Endoscopic surgical staplers and surgical clip appliers are known in the art and are used in many different and useful surgical procedures. In the case of laparoscopic surgery, access to the interior of the abdomen is achieved through a narrow tube or cannula inserted through a small entry incision in the skin. Minimally invasive procedures performed elsewhere in the body are often referred to as endoscopic procedures. The tube or cannula device is typically extended into the patient through an access incision to provide an access port. The port allows a surgeon to use a trocar to insert a number of different surgical instruments therethrough and to perform surgical procedures away from the incision. The minimally invasive and non-invasive surgery is the trend and the target of the surgery, and is realized through a single channel, a plurality of channels or a natural cavity channel which is built on the abdominal wall, so that the surgical trauma is effectively reduced, and the postoperative recovery is accelerated. In the current minimally invasive surgery, a surgeon needs to perform a surgical operation through an abdominal wall puncture hole or a natural orifice by using a laparoscopic instrument under the real-time monitoring and guidance of an endoscope, and when a human organ is observed by using the endoscope or a surgical instrument is used for treating a focus, an unrelated organ needs to be retracted by a retracting device to expose a surgical field, and the clip applier is a surgical instrument capable of applying, adjusting and recovering the retracting device.

According to patent document CN111658078A, a medical instrument for minimally invasive surgery is disclosed, which comprises a holding device, an extending device is arranged inside the holding device; carry out the centre gripping through clamping device and drive arrangement's cooperation to extension device fixed, make the doctor adjust the length that extension device extends fast, through separator and latch device's cooperation, make the doctor fix separator and extension device together fast, through the cooperation of tightening device, clamping device, drive arrangement, make the doctor can remove the restriction to transmission, guarantee that the transmission distance between transmission and the latch device can carry out corresponding change according to the length that extension device extends.

The existing clip applier is the same as the products of the patents, and has a common defect that the size of a trigger part (a meshing handle) in a single clip applier is relatively single and fixed, so that the adjustment of the size and the tightness cannot be realized, and on one hand, the size of the hand of each person is different, so that the clip applier is not suitable for multiple persons to use; on the other hand, the device does not have an adjusting function for personal use, and cannot achieve the most appropriate use posture. For medical surgical instruments, the precision requirement is extremely high, and if the matching of the clip applier and the hand is not good, the situation of slipping, mistaken touch and the like can occur in the using process, so that the injury to patients is caused, and certain safety risk exists.

Disclosure of Invention

To overcome the above-mentioned deficiencies of the prior art, the present invention provides a clip applier for medical procedures

The technical scheme for solving the technical problem is as follows: the utility model provides a medical treatment operation is with executing clamp ware, includes handle, trigger and the piece that resets of setting between handle and trigger, the trigger through the round pin axle with the handle articulated and handle rotation relatively, the trigger still be connected with surgical instruments, still include an adjustment mechanism, the trigger in seted up the trigger catching groove, this adjustment mechanism at least part be located the trigger catching groove in order to separate the trigger catching groove for work area and non-work area, just adjustment mechanism can act on the trigger catching groove in order to realize the size regulation of work area.

Preferably, the adjusting mechanism comprises a hard bracket, a flexible sleeve covering the hard bracket, and an adjusting driving device acting on the hard bracket.

Preferably, the adjusting driving device is an adjusting screw rod, the adjusting screw rod is fixedly connected with the hard bracket, and the adjusting screw rod is in threaded connection with the trigger.

Preferably, the adjusting driving device comprises a spur rack, an adjusting gear which is engaged with the spur rack and is rotatably arranged in the trigger, and a control knob which is coaxially driven with the adjusting gear.

Preferably, the inner wall of the trigger catching groove is provided with scale marks.

Preferably, the hard bracket is arc-shaped.

Preferably, the trigger is sequentially divided into a transmission section, a hinge section, a pressing section and a holding section from top to bottom;

wherein the handle is also provided with a channel, and at least part of the transmission section extends into the channel;

the hinged section is hinged with the handle;

the pressing section is also provided with a finger profiling groove;

the trigger catching groove is arranged in the holding section.

Preferably, the trigger further comprises a safety assembly which acts on the trigger and prevents the trigger from being pulled.

Preferably, the safety assembly comprises a safety post and an insertion hole formed in the handle, the insertion hole is located in front of the trigger, and the safety post is inserted into the channel through the insertion hole and forms limit fit with the transmission section.

Preferably, the piece that resets establish for the cover sell epaxial reset torsion spring, one of them stabilizer blade of reset torsion spring acts on the handle, another stabilizer blade of reset torsion spring act on the trigger, just reset torsion spring make the trigger have the motion trend of keeping away from the handle all the time.

The utility model has the beneficial effects that: through adjustment mechanism's setting and use to adjustment work area's size, the user demand of the different hand types of different doctors of adaptation on the one hand, on the other hand user through adjust by oneself with the big or small user demand of more laminating self, eliminate defects such as skid, mistake that probably exist in the use and touch, promote the safety in utilization.

Drawings

Fig. 1 is a schematic view of a prior art structure.

Fig. 2 is a schematic structural diagram of the first embodiment.

FIG. 3 is a sectional view of the first embodiment.

FIG. 4 is a cross-sectional view of a rigid stent and a flexible sheath.

FIG. 5 is a front view of a trigger according to the first embodiment.

Fig. 6 is a schematic structural diagram of the second embodiment.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example one

Referring to fig. 1-5, a medical treatment is clip applier for operation, including handle 1, trigger 2 and the piece that resets that sets up between handle 1 and trigger 2, trigger 2 through round pin axle 3 with handle 1 articulated and can rotate relative to handle 1, trigger 2 still be connected with surgical instruments, still include an adjustment mechanism, trigger 2 in seted up trigger catching groove 4, this adjustment mechanism at least part be located trigger catching groove 4 in order to separate trigger catching groove 4 for work area 5 and non-work area 6, just adjustment mechanism can act on trigger catching groove 4 in order to realize the size adjustment of work area 5.

Specifically, the adjusting mechanism comprises a hard bracket 7, a flexible sleeve 8 coated on the hard bracket 7, and an adjusting driving device acting on the hard bracket 7. The adjusting driving device is preferably an adjusting screw 9, the adjusting screw 9 is fixedly connected with the hard bracket 7, and the adjusting screw 9 is in threaded connection with the trigger 2. By adopting the structure of the embodiment, on one hand, the hard bracket 7 is arranged to play a good role in supporting and partitioning; on the other hand, through the arrangement of the flexible sleeve 8, a user has better hand feeling when touching. When the trigger button slot adjusting device is used, a user can adjust the position of the hard support 7 by controlling the position of the adjusting screw 9, and the function of adjusting the size of the working area 5 in the trigger button slot 4 is realized due to the change of the position of the hard support 7.

Due to the existence of the adjusting mechanism, the position after each adjustment can be changed, and each adjustment can be time-consuming and labor-consuming. In order to solve the defects, the inner wall of the trigger buckle slot 4 is provided with the scale mark 10, so that a user can conveniently record the size of the user, and the user can conveniently and quickly and accurately adjust the trigger in place when the trigger is used next time.

Preferably, the hard bracket 7 is in a circular arc shape, and forms a profiling effect with the trigger catching groove 4, so that a scaling effect with approximately equal proportion can be formed when the size is adjusted; on the other hand, the shape is smoother, and the hand-shaped electric toothbrush is more comfortable when in contact with the hand of a user.

In the embodiment, the trigger 2 is divided into different sections according to functions, and the sections are sequentially divided into a transmission section 11, a hinge section 12, a pressing section 13 and a holding section 14 from top to bottom; wherein the handle 1 is further provided with a channel 15, and the transmission section 11 at least partially extends into the channel 15; the hinged section 12 is hinged with the handle 1; the pressing section 13 is also provided with a finger profiling groove 16; the trigger slot 4 opens into the grip section 14.

The user may inadvertently actuate the trigger 2 during operation, causing the surgical instrument to be actuated and injuring the patient, and therefore for safety reasons, this embodiment also includes a safety assembly which acts on the trigger 2 and disables the trigger 2. More specifically, the safety assembly comprises a safety post 17 and a plug hole 18 formed in the handle 1, the plug hole 18 is positioned in front of the trigger 2, and the safety post 17 is inserted into the channel 15 through the plug hole 18 and forms limit fit with the transmission section 11. Through the setting of insurance subassembly, when the locking state of not touching the insurance subassembly, the user can not lead to surgical instruments to start even touch trigger 2, and then effectual protection patient is not wounded by the mistake.

The form of piece that resets is various, provides a preferred scheme here, promptly the piece that resets establish for the cover reset torsion spring 19 on the round pin axle 3, one of them stabilizer blade of reset torsion spring 19 acts on handle 1, another stabilizer blade of reset torsion spring 19 acts on trigger 2, just reset torsion spring 19 make trigger 2 have the motion trend of keeping away from handle 1 all the time. The reset torsion spring 19 sleeved on the pin shaft 3 is used as a reset part, compared with a reset part arranged between the handle 1 and the trigger 2 in a conventional mode, the reset torsion spring has the advantages of smaller volume, simplicity in assembly, convenience in operation, better stability in use and lower cost.

Example two

Referring to fig. 6, the present embodiment is substantially identical to the first embodiment except for the specific structure of the adjustment driving means, which includes a spur rack 20, an adjustment gear 21 engaged with the spur rack 20 and rotatably provided in the trigger 2, and a manipulation knob 22 coaxially driven with the adjustment gear 21. Control knob 22, adjusting gear 21, stereoplasm support 7 and flexible cover 8 four link together through same connecting axle, spur rack 20 rigid coupling is on trigger 2, consequently the user through rotate control knob 22, can make adjusting gear 21 remove relative spur rack 20 promptly, and then drive the position of stereoplasm support 7 and flexible cover 8 and change to reach the function of adjusting the 5 sizes of operating region.

The working principle of the utility model is as follows: when the doctor or the like operates the clip applier, a portion of the fingers are inserted into the working area 5 to provide operational control of the trigger 2. Wherein, through adjustment mechanism's setting and use to adjustment work area 5's size, the user demand of the different hand types of different doctors of adaptation on the one hand, on the other hand user through adjust by oneself with the size user demand of more laminating self, eliminate defects such as skid, mistake that probably exist in the use touch, promote the safety in utilization.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a medical treatment operation is with executing clamp ware, includes handle, trigger and sets up the piece that resets between handle and trigger, the trigger through round pin axle with the handle articulated and can rotate handle relatively, the trigger still be connected its characterized in that with surgical instruments: the trigger is provided with a trigger catching groove, at least part of the adjusting mechanism is positioned in the trigger catching groove to divide the trigger catching groove into a working area and a non-working area, and the adjusting mechanism can act on the trigger catching groove to realize size adjustment of the working area.

2. The medical-surgical clip applier according to claim 1, wherein: the adjusting mechanism comprises a hard support, a flexible sleeve coated on the hard support and an adjusting driving device acting on the hard support.

3. The medical-surgical clip applier according to claim 2, wherein: the adjusting driving device is an adjusting screw rod, the adjusting screw rod is fixedly connected with the hard bracket, and the adjusting screw rod is in threaded connection with the trigger.

4. The medical-surgical clip applier according to claim 2, wherein: the adjusting driving device comprises a spur rack, an adjusting gear which is meshed with the spur rack and is rotatably arranged in the trigger, and a control knob which is coaxially driven with the adjusting gear.

5. The medical-surgical clip applier according to claim 1, wherein: and the inner wall of the trigger catching groove is provided with scale marks.

6. The medical-surgical clip applier according to claim 2, wherein: the hard bracket is arc-shaped.

7. The medical-surgical clip applier according to claim 1, wherein: the trigger is sequentially divided into a transmission section, a hinge section, a pressing section and a holding section from top to bottom;

wherein the handle is also provided with a channel, and at least part of the transmission section extends into the channel;

the hinged section is hinged with the handle;

the pressing section is also provided with a finger profiling groove;

the trigger catching groove is arranged in the holding section.

8. The medical-surgical clip applier according to claim 7, wherein: and the safety component acts on the trigger and prevents the trigger from being pulled.

9. The medical-surgical clip applier according to claim 8, wherein: the safety assembly comprises a safety post and an insertion hole formed in the handle, the insertion hole is located in front of the trigger, and the safety post is inserted into the channel through the insertion hole and forms limiting fit with the transmission section.

10. The medical-surgical clip applier according to claim 1, wherein: the piece that resets establish for the cover sell epaxial reset torsion spring, one of them stabilizer blade of reset torsion spring acts on the handle, another stabilizer blade of reset torsion spring act on the trigger, just reset torsion spring make the trigger have the motion trend of keeping away from the handle all the time.

Images