CN212369061U

CN212369061U - Puncture outfit for laparoscope

Info

Publication number: CN212369061U
Application number: CN202021592881.8U
Authority: CN
Inventors: 雷达; 钱畅; 韩贯通
Original assignee: Anrei Medical HZ Co Ltd
Current assignee: Anrei Medical HZ Co Ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-01-19
Anticipated expiration: 2030-08-04

Abstract

The utility model relates to the field of medical equipment, and discloses a puncture outfit for laparoscope, which comprises a puncture rod component, a puncture sleeve component and a sealing component, wherein the puncture rod component comprises a puncture rod and a top cover, and the top cover is fixedly connected with one end part of the puncture rod; the sleeve penetrating assembly comprises a sleeve and a regulating valve, and the regulating valve is fixedly connected to one end of the sleeve; the puncture rod is arranged in the puncture rod in a penetrating way, the sealing end face is arranged at one end of the puncture rod, a through slot hole and a communication hole communicated with the puncture rod are formed in the sealing end face, and the first buckle is arranged at the end part, far away from the puncture rod, of the sealing end face; the governing valve includes sealed axle, and sealed axle pivoted wears to establish in logical slotted hole, has seted up the air vent on the sealed axle, and the air vent sets up with luer connector and intercommunicating pore matching. The utility model discloses the structure is simpler relatively, has optimized to seal structure, and sealed effect is better.

Description

Puncture outfit for laparoscope

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a puncture outfit for peritoneoscope.

Background

The puncture outfit for laparoscope is mainly used for penetrating the whole abdominal wall to establish an external passage with the abdominal cavity, so that surgical instruments enter the abdominal cavity through a sheath tube of the puncture outfit to complete the surgical process and achieve the same purpose of open surgery. The puncture outfit is generally irradiated for sterilization and disinfection when leaving factory, and the product can only be used once.

The existing abdominal cavity puncture outfit mainly comprises a puncture rod, a sealing valve and a puncture sleeve, wherein the puncture rod, the sealing valve and the puncture sleeve are generally combined together, the puncture sleeve is punctured into an abdominal cavity from human skin by the puncture rod, and an artificial pneumoperitoneum is established by the sealing valve on the puncture sleeve; after the puncture rod is taken out, the sealing valve and the puncture sleeve form an operation channel, and the surgical instrument passes through the sealing valve and the puncture sleeve and is inserted into the abdominal cavity to perform laparoscopic operation.

Most of the existing laparoscopic puncture outfits are complex in structure, for example, a patent with the application number of CN201710438331.7 applied by the Changzhou Ellon precision mechanics Co., Ltd discloses an abdominal puncture outfit with an improved sealing assembly, and the product of the laparoscopic puncture outfit comprises up to 20 parts, additional structures such as an instrument fixing lock catch, a rolling surface, a protective cover and the like; patent application No. CN201420733456.4 to rockman medical devices, inc, of chanzhou discloses a puncture instrument comprising 14 parts, a handle assembly, a cannula assembly, a puncture rod, and a vent assembly, and designed with a removable seal. Although the functions of the laparoscope puncture outfits are more perfect, the laparoscope puncture outfits are more complex in structure, complex in assembly, poor in sealing effect and small in compatibility in clinical use.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a peritoneoscope is with puncture ware, the structure is simpler relatively, has optimized to seal structure, and sealed effect is better.

The utility model discloses an above-mentioned technical problem is solved to following technical means:

a puncture outfit for a laparoscope comprises a puncture rod assembly, a puncture sleeve assembly and a sealing assembly, wherein the puncture rod assembly comprises a puncture rod and a top cover, and the top cover is fixedly connected to one end part of the puncture rod; the sleeve penetrating assembly comprises a sleeve and an adjusting valve, and the adjusting valve is fixedly connected to one end of the sleeve; the puncture rod is arranged in the puncture rod in a penetrating manner, the sealing end face is arranged at one end of the puncture rod, a through groove hole and a communication hole communicated with the puncture rod are formed in the sealing end face, and the first buckle is arranged at the end part, far away from the puncture rod, of the sealing end face; the regulating valve comprises a sealing shaft, the sealing shaft is rotatably arranged in the through groove hole in a penetrating mode, a vent hole is formed in the sealing shaft, and the vent hole, the Ruhr joint and the communication hole are arranged in a matched mode;

the sealing assembly comprises an upper sealing cover, a lower sealing cover, an upper sealing piece, a lower sealing piece and a blade, wherein a second clamping groove, a third clamping groove and a gland are formed in the upper sealing cover, and a fixing groove is formed in the edge of the upper sealing cover; the lower sealing cover is provided with a pressing table, the edge of the lower sealing cover is provided with a clamping hook, and the clamping hook is clamped in a fixing groove of the upper sealing cover; the upper sealing element, the lower sealing element and the blade are arranged between the upper sealing cover and the lower sealing cover, the upper sealing element comprises a fixing edge and a groove, the fixing edge is positioned in the second clamping groove, and the groove is positioned in the third clamping groove; the lower sealing element comprises a boss and a connecting wall, the boss is located in the groove, and the end, far away from the fixed edge, of the blade and the upper sealing element and the connecting wall are overlapped between the gland and the pressing table.

Further, the sleeving component further comprises a gas-blocking silica gel piece and a gas-blocking fixing piece, wherein the gas-blocking fixing piece is fixedly connected to the sealing end face, a sealing groove is formed in the edge of the gas-blocking silica gel piece, and a cross-shaped cut is formed in the middle of the gas-blocking silica gel piece; the choke fixing piece comprises a second buckle, a sealing boss is arranged on the second buckle, and the sealing boss is clamped in the sealing groove. So, be fixed in the choke silica gel spare between choke mounting and the cover of wearing, both play sealed effect through when no apparatus passes through, have the cross cut mouth in the surface design of choke silica gel spare, form four tangent planes, when through apparatus or puncture rod, four tangent planes on the choke silica gel spare are opened, and four tangent planes recover fast when pulling out, play sealed effect.

Furthermore, the end of the sealing shaft is provided with a first clamping groove, the bottom of the through groove hole is provided with a step, and the first clamping groove is clamped in the step. So, can carry on spacingly with the one end of sealed axle for sealed axle can not take place the skew when rotating.

Further, the one end that the top cap was kept away from to the puncture rod is provided with the blade, the one end that the puncture rod is close to the top cap is provided with fixed the knot, be provided with the fixed slot on the top cap, fixed knot fixed connection is in the fixed slot. The cutting edge can increase the puncture sharpness of the puncture rod, and the abdomen of the patient can be punctured more easily; through fixed slot and fixed knot with puncture rod and top cap fixed connection, the puncture rod is conveniently held in setting up of top cap, satisfies destruction degree intensity.

Further, the one end that the boss was kept away from to the connecting wall of lower sealing member is provided with the face of strutting, the tip of the face of strutting is provided with terminal fillet. The rounded tip provides good tear resistance to the lower seal, effectively reducing the risk of the lower seal tearing when sharp-shaped or angled instruments are passed through.

Furthermore, the middle part of the sleeve penetrating rod is provided with anti-skid grains. After the sleeve threading rod is threaded on the abdomen of a human body, the sleeve threading rod can be prevented from moving in an operation due to the arrangement of the anti-skidding lines, and the operation is prevented from being influenced.

Further, the blade has a gap with the spreading surface in a natural state. When the blade and the lower sealing element are propped open by an instrument or a puncture rod, the lower sealing element is prevented from being blocked by the blade and cannot be in direct contact with the instrument or the puncture rod, and the influence on the sealing effect is avoided.

Further, the blades are medical plastic blades. The medical plastic blade can obviously improve the smoothness of the instrument.

The utility model has the advantages that:

1. the utility model discloses the design has boss, connection wall and terminal fillet in sealing member down, and wherein the boss can be fixed in the recess and prevent to rock, and the connection wall plays the supporting role when apparatus or puncture rod insert, prevents the upset, sets up terminal fillet, for lower sealing member provides good tear resistance, effectively reduces the risk that low sealing member was torn when having sharp shape or the apparatus of corner to pass through.

2. The air-blocking silica gel piece of the utility model is fixed between the air-blocking fixing piece and the wearing sleeve, and the air-blocking silica gel piece and the wearing sleeve play a role in sealing when no instrument passes through; the surface of the air-blocking silica gel piece is provided with a cross-shaped cut, four cut surfaces are opened when an instrument or a puncture rod is passed through, and the cut surfaces are quickly recovered when pulled out, so that the sealing effect is achieved.

3. The utility model discloses a blade adopts medical plastics to make, can obviously increase the apparatus smoothness nature, wherein has the certain distance with the face of strutting under the blade natural state, and its purpose is in order to be propped open by apparatus or puncture rod at blade and lower sealing member when, and lower sealing member is blockked by the blade, unable and apparatus or puncture rod direct contact, the sealed effect of influence.

4. The utility model discloses a puncture rod top cap relies on the fixed slot to detain fixedly with fixed with puncture rod, conveniently grips, satisfies destruction intensity, and puncture rod is equipped with the blade, increases the puncture sharpness.

5. The through sleeve of the utility model is fixed with the adjusting valve, wherein the sealing shaft is tightly matched with the sealing end surface, the adjusting valve can rotate for 90 degrees in the through sleeve through the limiting of the clamping groove and the step, and the position of the vent hole can be controlled to ventilate or choke; the sleeve is provided with a luer connector which can be used for fixing a standard air inlet connector or an injector.

6. The upper sealing cover and the lower sealing cover of the utility model are fixed, and an upper sealing element, a lower sealing element and a blade are clamped in the middle, so that the sealing function is realized when the puncture rod or the instrument enters the channel; the two structures comprise a clamping groove and a clamping hook structure, and only need to be manually fastened during installation without additional equipment (an ultrasonic welding machine or crimping equipment); wherein the sealing lower cover is provided with a pressing platform for pressing the lower sealing piece, so that the lower sealing piece can be prevented from being pulled out.

Drawings

Fig. 1 is a schematic structural view of a puncture outfit for laparoscope according to the present invention;

FIG. 2 is a schematic structural view showing the state where the puncturing rod assembly and the puncturing assembly are separated;

FIG. 3 is a schematic cross-sectional view of FIG. 1;

FIG. 4 is a schematic sectional view of the piercing rod assembly of the present invention;

fig. 5 is a schematic cross-sectional view of the seal assembly of the present invention;

fig. 6 is a schematic sectional structure view of the wearing assembly of the present invention.

Wherein, the puncture assembly 1, the puncture rod assembly 2, the sealing assembly 3, the puncture sleeve 11, the regulating valve 12, the air-blocking silica gel piece 13 and the air-blocking fixing piece 14;

the sealing device comprises a sleeve penetrating rod 111, a sealing end face 112, a first buckle 113, a luer 114, an anti-slip pattern 115, a through slot hole 116, a communication hole 117, a first clamping groove 121, a sealing shaft 122, a vent hole 123, a step 124, a sealing groove 131, a cross cut 132, a second buckle 141 and a sealing boss 142;

the puncture rod 21, the top cover 22, the fixing button 211, the cutting edge 212 and the fixing groove 221;

the sealing structure comprises an upper sealing cover 31, a lower sealing cover 32, an upper sealing member 33, a lower sealing member 34, a blade 35, a second clamping groove 311, a fixing groove 312, a pressing cover 313, a third clamping groove 314, a pressing platform 321, a clamping hook 322, a fixing edge 331, a groove 332, a boss 341, a connecting wall 342, a tail end round corner 343 and an opening surface 344.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings:

as shown in fig. 1-6:

the utility model provides a puncture ware for peritoneoscope, is including wearing set subassembly 1, puncture rod subassembly 2 and seal assembly 3, and puncture rod subassembly 2 is including puncture rod 21 and top cap 22, and the left end integrated into one piece of puncture rod 21 has blade 212, and the right-hand member integrated into one piece of puncture rod 21 has fixed knot 211, and integrated into one piece has fixed slot 312 on the top cap 22, and fixed knot 211 fixed connection is in fixed slot 312.

The bushing assembly 1 comprises a bushing 11, a regulating valve 12, a gas-barrier silica gel piece 13 and a gas-barrier fixing piece 14, wherein the middle part of the rod of the bushing 11 is integrally formed with an anti-skid thread 115, and the regulating valve 12 is fixedly connected with one end of the bushing 11; the penetrating sleeve 11 comprises a penetrating rod 111, a sealing end surface 112, a first buckle 113 and a luer connector 114, the penetrating rod 21 penetrates through the penetrating rod 111, the sealing end surface 112 is arranged at the right end of the penetrating rod 111, a through groove hole 116 and a communication hole 117 communicated with the penetrating rod 111 are formed in the sealing end surface 112, and the first buckle 113 is arranged at the end part, far away from the penetrating rod 111, of the sealing end surface 112; the regulating valve 12 comprises a sealing shaft 122, a first clamping groove 121 is formed in the end portion of the sealing shaft 122, a step 124 is formed in the bottom of the through groove hole 116, the first clamping groove 121 is clamped in the step 124, the sealing shaft 122 is rotatably arranged in the through groove hole 116 in a penetrating mode, a vent hole 123 is formed in the sealing shaft 122, and the vent hole 123 is matched with the luer connector 114 and the through hole 117; the air-blocking fixing piece 14 is fixedly connected to the sealing end face 112, a sealing groove 131 is arranged at the edge of the air-blocking silica gel piece 13, and a cross-shaped cut 132 is arranged in the middle of the air-blocking silica gel piece 13; the choke holder 14 includes a second latch 141, and the second latch 141 is provided with a sealing boss 341, and the sealing boss 341 is latched in the sealing groove 131.

The sealing assembly 3 comprises an upper sealing cover 31, a lower sealing cover 32, an upper sealing element 33, a lower sealing element 34 and a blade 35, wherein the blade 35 is made of medical plastics, the upper sealing cover 31 is provided with a second clamping groove 311, a third clamping groove 314 and a gland 313, and the edge of the upper sealing cover 31 is integrally formed with a fixing groove 312; a pressing platform 321 is integrally formed on the lower sealing cover 32, a hook 322 is arranged at the edge of the lower sealing cover 32, and the hook 322 is clamped in the fixing groove 312 of the upper sealing cover 31; the upper sealing element 33, the lower sealing element 34 and the blade 35 are arranged between the upper sealing cover 31 and the lower sealing cover 32, the blade 35 has a gap with the opening surface 344 in a natural state, the upper sealing element 33 comprises a fixing edge 331 and a groove 332, the fixing edge 331 is positioned in the second clamping groove 311, and the groove 332 is positioned in the third clamping groove 314; the lower sealing element 34 comprises a boss 341 and a connecting wall 342, the boss 341 is positioned in the groove 332, the vane 35, one end of the upper sealing element 33 far away from the fixing edge 331 and the connecting wall 342 are overlapped between the gland 313 and the pressing platform 321, one end of the connecting wall 342 far away from the boss 341 of the lower sealing element 34 is provided with an opening surface 344, and the end part of the opening surface 344 is provided with a terminal fillet 343.

The utility model discloses a use method as follows:

the utility model discloses when using, need cooperate scalpel, pneumoperitoneum needle, surgical operation apparatus etc. to use together, puncture rod 21 subassembly 2 is worn to establish in wearing set subassembly 1.

When the operation, use the scalpel to cut open patient's belly epidermis earlier, use the full patient's belly of pneumoperitoneum needle, will the utility model discloses insert patient's belly with blade 212 and fix anti-skidding line 115 department at patient's abdominal opening part, hold between the fingers top cap 22, extract puncture rod 21, through rotary seal axle 122 for air vent 123 is with intercommunicating pore 117 and luer 114 intercommunication, opens governing valve 12, inserts the admission pipe and forms the peritoneoscope passageway, is used for mirror, surgical instruments to get into.

The utility model discloses a puncture rod 21, apparatus insert, and seal assembly 3 is when the equipment, and lower seal lid pushes down sealing member 34 parcel and live apparatus, puncture rod 21 pole portion under the choke silica gel spare 13, plays sealed effect.

When the puncture rod 21, the instrument are pulled out and the sealing assembly 3 is assembled/disassembled, the cross-shaped cut 132 of the air blocking silica gel piece 13 is rebounded and closed to play a sealing role.

When in use, the user can open and close the regulating valve 12 according to the requirement and disassemble the sealing component 3.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. The utility model provides a puncture ware for peritoneoscope, includes puncture rod subassembly, wears set subassembly and seal assembly, its characterized in that: the puncture rod assembly comprises a puncture rod and a top cover, and the top cover is fixedly connected to one end part of the puncture rod; the sleeve penetrating assembly comprises a sleeve and an adjusting valve, and the adjusting valve is fixedly connected to one end of the sleeve; the puncture rod is arranged in the puncture rod in a penetrating manner, the sealing end face is arranged at one end of the puncture rod, a through groove hole and a communication hole communicated with the puncture rod are formed in the sealing end face, and the first buckle is arranged at the end part, far away from the puncture rod, of the sealing end face; the regulating valve comprises a sealing shaft, the sealing shaft is rotatably arranged in the through groove hole in a penetrating mode, a vent hole is formed in the sealing shaft, and the vent hole, the Ruhr joint and the communication hole are arranged in a matched mode;

2. The laparoscope puncture device according to claim 1, wherein: the sleeving assembly further comprises a gas-blocking silica gel piece and a gas-blocking fixing piece, the gas-blocking fixing piece is fixedly connected to the sealing end face, a sealing groove is formed in the edge of the gas-blocking silica gel piece, and a cross-shaped cut is formed in the middle of the gas-blocking silica gel piece; the choke fixing piece comprises a second buckle, a sealing boss is arranged on the second buckle, and the sealing boss is clamped in the sealing groove.

3. The laparoscope puncture device according to claim 2, wherein: the end part of the sealing shaft is provided with a first clamping groove, the bottom of the through groove hole is provided with a step, and the first clamping groove is clamped in the step.

4. A laparoscopic puncture instrument according to claim 3, wherein: the one end that the top cap was kept away from to the puncture rod is provided with the blade, the one end that the puncture rod is close to the top cap is provided with fixed the knot, be provided with the fixed slot on the top cap, fixed knot fixed connection is in the fixed slot.

5. The laparoscope puncture device according to claim 4, wherein: one end, far away from the boss, of the connecting wall of the lower sealing element is provided with an opening surface, and the end part of the opening surface is provided with a tail end round angle.

6. The laparoscope puncture device according to claim 5, wherein: the middle part of the sleeve penetrating rod is provided with anti-skid grains.

7. The laparoscope puncture device according to claim 6, wherein: the blade has a gap with the opening surface in a natural state.

8. The laparoscope puncture device according to claim 7, wherein: the blades are medical plastic blades.