CN215534668U

CN215534668U - Artificial pneumoperitoneum device

Info

Publication number: CN215534668U
Application number: CN202121321859.4U
Authority: CN
Inventors: 丁志丹
Original assignee: Second Peoples Hospital of Hefei
Current assignee: Second Peoples Hospital of Hefei
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-18
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses an artificial pneumoperitoneum device, which comprises an inflator, a push rod and a piston, wherein the piston is connected inside the inflator in a sliding manner, the push rod is fixedly connected to one side of the piston, the other end of the inflator is respectively installed and communicated with a first one-way valve and a second one-way valve, an air outlet of the first one-way valve is provided with an inflation tube, the end part of the inflation tube is communicated with an inflation hose, the other end of the inflation hose is communicated with an air bag, one end of the inflator is fixedly connected with a graduated scale, one end of the inflator is penetrated with a screw rod, a lantern ring is connected with the screw rod in a sliding manner, the outer side of the lantern ring is fixedly connected with a vernier, the vernier is sleeved on the graduated scale, the lantern ring pushes the vernier to slide on the graduated scale and select scales, so as to determine that the air filled into the air bag each time is a determined amount, the inflation hose is squeezed and clamped through a clamping strip, thereby preventing the air in the air bag from leaking out, the operation visual field is maintained.

Description

Artificial pneumoperitoneum device

Technical Field

The utility model belongs to the field of medical equipment, and particularly relates to an artificial pneumoperitoneum device.

Background

Artificial pneumoperitoneum: before operation, an artificial pneumoperitoneum must be established to separate the peritoneal wall from the viscera, enlarge the abdominal cavity to facilitate the operation, and avoid damaging the organs when the trocar punctures into the abdominal cavity.

In an extraperitoneal organ operation such as a ureter or a kidney, an artificial pneumoperitoneum is required to provide an operation space, an observation field of a flexible endoscope and a space for treatment are ensured, and an operation field of view is required to be provided by a pneumoperitoneum device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an artificial pneumoperitoneum device which can solve the existing problems.

The purpose of the utility model can be realized by the following technical scheme:

an artificial pneumoperitoneum device comprises an inflator, a push rod and a piston, wherein the piston is connected inside the inflator in a sliding manner, the push rod is fixedly connected to one side of the piston, the push rod penetrates through one end of the inflator and is connected with the inflator in a sliding manner, the other end of the inflator is respectively installed and communicated with a first one-way valve and a second one-way valve, an inflation pipe is installed at an air outlet of the first one-way valve, an inflation hose is communicated with the end portion of the inflation pipe, a first sealing ring is sleeved at one end of the inflation hose, an air bag is communicated with the other end of the inflation hose, a clamping ring is fixedly connected to the end face of the other end of the inflator, the clamping ring and the first one-way valve share the axis, a clamping cylinder is clamped on the clamping ring, a circular through hole is formed in the upper side of the clamping cylinder, a right support frame and a left support frame are respectively installed on two sides of the circular through hole of the clamping cylinder, and the right support frame and the left support frame are symmetrical with the circular through hole, wear to be equipped with the right slide bar on the right branch strut, the right grip ring of one end fixedly connected with of right slide bar, and the other end fixedly connected with right supporting rod of right slide bar, circular logical groove has been seted up respectively at the both ends of right supporting rod, and circular logical inslot fixedly connected with buckle cover, wear to be equipped with left slide bar on the left branch strut, the left grip ring of one end fixedly connected with of left slide bar, and the left supporting rod of the other end fixedly connected with of left slide bar, one side symmetric connection relative with right supporting rod on the left supporting rod has a pair of buckle piece, a pair of buckle piece and a pair of buckle cover one-to-one, the exhaust tube is installed to the gas outlet of second check valve, the tip intercommunication of exhaust tube has the air exhaust hose, the second sealing ring has been cup jointed to the one end of air exhaust hose, the other end and the air exhaust cover intercommunication of air exhaust hose.

Preferably, a filter cartridge is fixedly connected to the cover opening of the air exhaust cover.

Preferably, the one end fixedly connected with scale of inflator pump, the screw rod is worn to be equipped with by the one end of inflator pump, and the screw rod is located one side of push rod, the screw rod is connected with the one end screw thread of inflator pump, the one end of screw rod stretch into the inside of inflator pump and with one side mutual butt of piston, another pot head of screw rod is equipped with the lantern ring, and lantern ring and screw rod sliding connection, the outside fixedly connected with vernier of the lantern ring, the vernier cover is established on the scale.

Preferably, one side of the right clamping rod opposite to one side of the left clamping rod is fixedly connected with a clamping strip.

Preferably, a rubber ring is fixedly connected in the circular through hole of the clamping cylinder.

The utility model has the beneficial effects that: the air bag is placed in the abdomen of a patient, the clamping cylinder is sleeved on the outer side of the inflating hose, the end part of the inflating hose is sleeved on the end part of the inflating tube, the first sealing ring is sleeved on the outer side of the end part of the inflating hose, the clamping cylinder is clamped on the clamping ring, meanwhile, the rubber ring on the clamping cylinder is sleeved on the end part of the inflating hose for further sealing to prevent air leakage, then the screw rod is rotated, the cursor is pushed to slide on the scale through the lantern ring and the scale is selected, so that the air filled into the air bag each time is determined to be a determined amount, the air bag is ensured to be slowly expanded, the injury to the patient caused by too fast expansion is avoided, the air is ensured to be filled into the air bag only through the first one-way valve and not to flow back into the inflating cylinder from the air bag, when the air bag is large enough to ensure that the operation visual field is large, the right clamping ring and the left clamping ring push the right clamping rod and the left clamping rod to clamp the inflating hose, and with buckle piece and the mutual joint of buckle cover, through the extrusion centre gripping of a pair of centre gripping strip to inflating the hose, thereby prevent that the air in the gasbag from spilling, make the operation field of vision keep, also need not carry out the centre gripping to inflating the hose with vascular pincers, it is easy lose heart and vascular pincers's locating place easily causes the confusion like this, when not needing the operation field of vision, loosen buckle piece and buckle cover, a separation card section of thick bamboo and buckle ring, hose and gas tube are aerifyd in the separation, make the gasbag exhaust fast.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side elevational view of the inflator end connection according to the present invention;

FIG. 3 is a schematic top view of the connection structure of the end of the cartridge of the present invention;

FIG. 4 is an enlarged view of circle A of FIG. 1;

in the figure: 1. an inflator; 2. a push rod; 3. a piston; 4. a first check valve; 5. a second one-way valve; 6. an inflation tube; 7. an inflation hose; 8. clamping the cylinder; 9. a right support frame; 10. a right slide bar; 11. a right clamp ring; 12. a right clamping rod; 13. a left support frame; 14. a left slide bar; 15. a left clamp ring; 16. a left clamping rod; 17. a buckling block; 18. a buckle sleeve; 19. an air exhaust pipe; 20. an air extraction hose; 21. a first seal ring; 22. an air extraction hood; 23. a filter cartridge; 24. a graduated scale; 25. a screw; 26. a collar; 27. a cursor; 28. a clamping bar; 29. an air bag; 30. a snap ring; 31. a second seal ring.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an artificial pneumoperitoneum device comprises an inflator 1, a push rod 2 and a piston 3, wherein the piston 3 is slidably connected inside the inflator 1, the push rod 2 is fixedly connected to one side of the piston 3, the push rod 2 penetrates through one end of the inflator 1, the push rod 2 is slidably connected with the inflator 1, the other end of the inflator 1 is respectively provided with and communicated with a first one-way valve 4 and a second one-way valve 5, an air charging pipe 6 is arranged at an air outlet of the first one-way valve 4, an end of the air charging pipe 6 is communicated with an air charging hose 7, one end of the air charging hose 7 is sleeved with a first sealing ring 21, the other end of the air charging hose 7 is communicated with an air bag 29, a snap ring 30 is fixedly connected to an end face of the other end of the inflator 1, the snap ring 30 and the first one-way valve 4 share an axis, the clamping ring 30 is clamped with a clamping cylinder 8, the upper side of the clamping cylinder 8 is provided with a circular through hole, two sides of the circular through hole of the clamping cylinder 8 are respectively provided with a right supporting frame 9 and a left supporting frame 13, the right supporting frame 9 and the left supporting frame 13 are mutually symmetrical about the circular through hole, the right supporting frame 9 is provided with a right sliding rod 10 in a penetrating way, one end of the right sliding rod 10 is fixedly connected with a right clamping ring 11, the other end of the right sliding rod 10 is fixedly connected with a right clamping rod 12, two ends of the right clamping rod 12 are respectively provided with a circular through groove, a clamping sleeve 18 is fixedly connected in the circular through groove, the left supporting frame 13 is provided with a left sliding rod 14 in a penetrating way, one end of the left sliding rod 14 is fixedly connected with a left clamping ring 15, the other end of the left sliding rod 14 is fixedly connected with a left clamping rod 16, one side of the left clamping rod 16, which is opposite to the right clamping rod 12, is symmetrically connected with a pair of clamping blocks 17, the pair of buckle blocks 17 corresponds to the pair of buckle sleeves 18 one by one, an air exhaust pipe 19 is installed at an air outlet of the second one-way valve 5, an air exhaust hose 20 is communicated with the end portion of the air exhaust pipe 19, a second sealing ring 31 is sleeved at one end of the air exhaust hose 20, and the other end of the air exhaust hose 20 is communicated with an air exhaust cover 22.

A filter cartridge 23 is fixedly connected to the cover opening of the suction cover 22.

One end fixedly connected with scale 24 of inflator pump 1, screw rod 25 is worn to be equipped with by the one end of inflator pump 1, and screw rod 25 is located one side of push rod 2, the one end threaded connection of screw rod 25 and inflator pump 1, the one end of screw rod 25 stretch into the inside of inflator pump 1 and with the mutual butt in one side of piston 3, another pot head of screw rod 25 is equipped with the lantern ring 26, and lantern ring 26 and screw rod 25 sliding connection, the outside fixedly connected with vernier 27 of the lantern ring 26, vernier 27 cover is established on scale 24.

The opposite sides of the right clamping rod 12 and the left clamping rod 16 are fixedly connected with clamping strips 28.

And a rubber ring is fixedly connected in the circular through hole of the clamping cylinder 8.

When the utility model is used, an air bag 29 is placed in the abdomen of a patient, a clamping cylinder 8 is sleeved on the outer side of an inflating hose 7, the end part of the inflating hose 7 is sleeved on the end part of an inflating tube 6, a first sealing ring 21 is sleeved on the outer side of the end part of the inflating hose 7, the clamping cylinder 8 is clamped on a clamping ring 30, a rubber ring on the clamping cylinder 8 is sleeved on the end part of the inflating hose 7 to be further sealed to prevent air leakage, a screw rod 25 is rotated, a cursor 27 is pushed to slide on a graduated scale 24 through a lantern ring 26 and scales are selected, so that the air filled into the air bag 29 at each time is determined to be a determined amount, when the air bag 29 is large enough to ensure that the operation visual field is large enough, a right clamping ring 11 and a left clamping ring 15 push a right clamping rod 12 and a left clamping rod 16 to clamp the inflating hose 7, the clamping block 17 and a clamping sleeve 18 are clamped with each other, the inflating hose 7 is clamped through a pair of clamping strips 28, when the operation visual field is not needed, the clamping block 17 and the clamping sleeve 18 are loosened, the clamping cylinder 8 and the clamping ring 30 are separated, and the inflating hose 7 and the inflating tube 6 are separated, so that the air bag 29 is quickly exhausted and taken out.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The artificial pneumoperitoneum device is characterized by comprising an inflator pump (1), a push rod (2) and a piston (3), wherein the piston (3) is connected to the inner portion of the inflator pump (1) in a sliding manner, the push rod (2) is fixedly connected to one side of the piston (3), the push rod (2) penetrates through one end of the inflator pump (1), the push rod (2) is connected with the inflator pump (1) in a sliding manner, a first check valve (4) and a second check valve (5) are respectively installed and communicated at the other end of the inflator pump (1), an inflation tube (6) is installed at an air outlet of the first check valve (4), an inflation hose (7) is communicated with the end portion of the inflation tube (6), a first sealing ring (21) is sleeved at one end of the inflation hose (7), and an air bag (29) is communicated with the other end of the inflation hose (7), a clamping ring (30) is fixedly connected to the end face of the other end of the inflator pump (1), the clamping ring (30) and the first check valve (4) share the axis, a clamping cylinder (8) is clamped on the clamping ring (30), a circular through hole is formed in the upper side of the clamping cylinder (8), a right support frame (9) and a left support frame (13) are respectively installed on two sides of the circular through hole of the clamping cylinder (8), the right support frame (9) and the left support frame (13) are mutually symmetrical about the circular through hole, a right sliding rod (10) penetrates through the right support frame (9), a right clamping ring (11) is fixedly connected to one end of the right sliding rod (10), a right clamping rod (12) is fixedly connected to the other end of the right sliding rod (10), circular through grooves are respectively formed in two ends of the right clamping rod (12), and a clamping sleeve (18) is fixedly connected to the circular through groove, wear to be equipped with left slide bar (14) on left branch strut (13), one end fixedly connected with left grip ring (15) of left slide bar (14), and the left holding rod (16) of the other end fixedly connected with of left slide bar (14), one side symmetric connection relative with right holding rod (12) on left side holding rod (16) is a pair of buckle piece (17), and is a pair of buckle piece (17) and a pair of buckle cover (18) one-to-one, aspiration tube (19) are installed to the gas outlet of second check valve (5), the tip intercommunication of aspiration tube (19) has air extraction hose (20), second sealing ring (31) has been cup jointed to the one end of air extraction hose (20), the other end and the extraction hood (22) intercommunication of air extraction hose (20).

2. An artificial pneumoperitoneum device according to claim 1, wherein a filter cartridge (23) is fixedly connected to the suction hood (22) at the hood mouth.

3. An artificial pneumoperitoneum device according to claim 1, wherein a graduated scale (24) is fixedly connected to one end of the inflator pump (1), a screw (25) is arranged at one end of the inflator pump (1) in a penetrating manner, the screw (25) is located on one side of the push rod (2), the screw (25) is in threaded connection with one end of the inflator pump (1), one end of the screw (25) extends into the interior of the inflator pump (1) and is abutted against one side of the piston (3), a lantern ring (26) is sleeved at the other end of the screw (25), the lantern ring (26) is in sliding connection with the screw (25), a vernier (27) is fixedly connected to the outer side of the lantern ring (26), and the vernier (27) is sleeved on the graduated scale (24).

4. An artificial pneumoperitoneum device according to claim 1, wherein a clamping strip (28) is fixedly connected to each of opposite sides of the right clamping bar (12) and the left clamping bar (16).

5. An artificial pneumoperitoneum device according to claim 1, wherein a rubber ring is fixedly connected in the circular through hole of the cartridge (8).