CN210962092U

CN210962092U - Novel gastric mucosa extraction device

Info

Publication number: CN210962092U
Application number: CN201921745121.3U
Authority: CN
Inventors: 李佃贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-07-10
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a novel gastric mucosa extraction device relates to medical instrument technical field. It comprises an ellipsoidal extraction tank; the middle part of the extraction tank is uniformly provided with sampling through holes along the circumferential direction; a protection mechanism is arranged in the extraction tank; an air guide shell is fixed at the upper end of the extraction tank; an extension sleeve is arranged above the air guide shell; the upper end of the extension sleeve is fixed with a handle, and the lower end of the extension sleeve is fixed with the upper end of the air guide shell; the upper end of the handle is provided with an inflating mechanism; the protection mechanism comprises support plates which are respectively arranged at the upper side and the lower side in the extraction tank; the support plate is respectively fixed with the upper end and the lower end of the inner wall of the extraction tank correspondingly through a connecting rod; an expansion balloon is arranged between the two support plates; the upper end and the lower end of the expansion saccule are respectively fixed with the middle parts of the corresponding support plates. The utility model has the advantages that: the device can avoid the problem of leakage or pollution of gastric mucosa samples and ensure the sampling quality.

Description

Novel gastric mucosa extraction device

Technical Field

The utility model relates to the technical field of medical equipment.

Background

At present, before some stomach disease patients are treated, medical staff in the digestive department often need to extract gastric mucosa of the patients for cell examination, so as to make a corresponding correct treatment scheme. However, the currently used extraction device often lacks a corresponding sealing protection measure, and is prone to causing a problem that a sample is polluted or leaked in a sampling process, so that the inspection is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a novel gastric mucosa extraction element, and it can avoid the gastric mucosa sample to leak or contaminated problem, guarantees the quality of sample.

The utility model adopts the technical proposal that: provides a novel gastric mucosa extraction device, which comprises an ellipsoidal extraction tank; the middle part of the extraction tank is uniformly provided with sampling through holes along the circumferential direction; a protection mechanism is arranged in the extraction tank; an air guide shell is fixed at the upper end of the extraction tank; an extension sleeve is arranged above the air guide shell; the upper end of the extension sleeve is fixed with a handle, and the lower end of the extension sleeve is fixed with the upper end of the air guide shell; the upper end of the handle is provided with an inflating mechanism;

the protection mechanism comprises support plates which are respectively arranged at the upper side and the lower side in the extraction tank; the support plate is respectively fixed with the upper end and the lower end of the inner wall of the extraction tank correspondingly through a connecting rod; an expansion balloon is arranged between the two support plates; the upper end and the lower end of the expansion saccule are respectively fixed with the middle part of the corresponding support plate; the outer wall of the extraction tank is uniformly provided with arc-shaped placing grooves along the circumferential direction; the placing tank is arranged along the bus direction of the extraction tank; the placing grooves are respectively and correspondingly positioned between two adjacent sampling through holes; arc-shaped expansion strip bags are fixed in the grooves in a matched manner; the upper ends of the expansion strip bags are fixedly communicated with the side wall of the air guide shell;

the inflation mechanism comprises injection cylinders which are respectively fixed on the left side and the right side of the upper end of the handle; the injection cylinder is arranged along the vertical direction; the upper end inside the push-injection cylinder is fixed with a pore plate; a rubber plug is connected inside the injection tube in a sliding way; the upper end of the rubber plug is coaxially and rotatably connected with a threaded push rod; the threaded push rod is correspondingly in threaded connection with the orifice plate; a first inflation tube and a second inflation tube are respectively arranged in the extension sleeve; the upper end of the first inflation tube penetrates through the handle and is fixedly communicated with the lower end of the left ejector sleeve, and the lower end of the first inflation tube is fixedly communicated with the upper end of the air guide shell; the upper end of the second inflation tube penetrates through the handle and is fixedly communicated with the lower end of the injection barrel on the right side, and the lower end of the second inflation tube penetrates through the outer wall of the lower portion of the extension sleeve, the outer wall of the upper portion of the extraction tank and the middle portion of the support plate on the upper portion of the extraction tank in sequence and is fixedly communicated with the expansion balloon.

Further optimizing the technical scheme, the lower end of the extraction tank of the novel gastric mucosa extraction device is provided with a discharge hole; the discharge hole is internally threaded with a sealing cock.

Further optimizes the technical proposal, and the outer wall of the injection cylinder of the novel gastric mucosa extraction device is sleeved with an indication sleeve clamp in a friction sliding way.

The beneficial effects of the utility model reside in that:

1. the gastric mucosa can be scraped and collected through the sampling through hole, and the sample of the gastric mucosa can be stored through the extraction tank; the expansion balloon can be inflated and expanded to seal the sampling through hole, so that leakage of a gastric mucosa sample in the extraction tank is avoided; the two support plates have the effects of installing and positioning the expansion balloon on one hand and clamping the expansion balloon on the other hand, so that the expansion balloon is prevented from being excessively expanded to occupy the storage space for extracting the gastric mucosa sample of the tank; the outer side wall of the expansion strip bag can expand outwards after inflation, and when the extraction tank passes through the esophagus, the sampling through hole is prevented from being contacted with the esophagus wall, so that the problem that a sticky film on the esophagus wall is mistakenly taken is solved; the threaded push rod and the rubber plug coaxially rotate and are in threaded connection with the orifice plate, and the rubber plug can be pushed and pulled and can be fixed through the threaded push rod.

2. The lower end of the extraction tank is provided with a discharge hole, a sealing cock is connected with the discharge hole in a threaded manner, and a gastric mucosa sample in the extraction tank can be conveniently led out through the discharge hole; the outer wall of the pushing cylinder is sleeved with an indicating collet in a friction sliding manner, and the indicating collet can indicate the position of the rubber plug to be moved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the interior of the extraction tank;

FIG. 3 is an exploded view of the protection mechanism;

fig. 4 is a schematic view of the structure at the inflation mechanism.

In the figure, 1, an extraction tank; 2. a sampling through hole; 3. a gas-conducting shell; 4. an extension sleeve; 5. a handle; 6. a support plate; 7. a connecting rod; 8. inflating the balloon; 9. placing the mixture into a groove; 10. inflating the strip bag; 11. a push-injection cylinder; 12. an orifice plate; 13. a rubber plug; 14. a threaded push rod; 15. a first gas-filled tube; 16. a second gas-filled tube; 17. a discharge port; 18. sealing the cock; 19. indicating the collet.

Detailed Description

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

As shown in fig. 1-3, a novel gastric mucosa extraction device comprises an ellipsoidal extraction tank 1; the middle part of the extraction tank 1 is uniformly provided with sampling through holes 2 along the circumferential direction; a protection mechanism is arranged in the extraction tank 1; an air guide shell 3 is fixed at the upper end of the extraction tank 1; an extension sleeve 4 is arranged above the air guide shell 3; the upper end of the extension sleeve 4 is fixed with a handle 5, and the lower end of the extension sleeve is fixed with the upper end of the air guide shell 3; the upper end of the handle 5 is provided with an inflating mechanism; the protection mechanism comprises support plates 6 which are respectively arranged at the upper side and the lower side in the extraction tank 1; the support plate 6 is respectively fixed with the upper end and the lower end of the inner wall of the extraction tank 1 through a connecting rod 7; an expansion balloon 8 is arranged between the two support plates 6; the upper end and the lower end of the expansion balloon 8 are respectively fixed with the middle part of the corresponding support plate 6; the outer wall of the extraction tank 1 is uniformly provided with arc-shaped placing grooves 9 along the circumferential direction; the placing groove 9 is arranged along the bus direction of the extraction tank 1; the putting-in grooves 9 are respectively and correspondingly positioned between two adjacent sampling through holes 2; arc-shaped expansion strip bags 10 are fixed in the grooves 9 in a matching way; the upper ends of the expansion strip bags 10 are fixedly communicated with the side wall of the air guide shell 3.

As shown in fig. 4, the inflation mechanism includes plunger barrels 11 respectively fixed to the left and right sides of the upper end of the handle 5; the injection cylinder 11 is arranged along the vertical direction; the upper end inside the injection cylinder 11 is fixed with a pore plate 12; a rubber plug 13 is connected inside the injection tube 11 in a sliding way; the upper end of the rubber plug 13 is coaxially and rotatably connected with a threaded push rod 14; the threaded push rod 14 is correspondingly in threaded connection with the orifice plate 12; a first inflation tube 15 and a second inflation tube 16 are respectively arranged in the extension sleeve 4; the upper end of a first inflation tube 15 penetrates through the handle 5 and is fixedly communicated with the lower end of the left injection barrel 11, and the lower end of the first inflation tube 15 is fixedly communicated with the upper end of the air guide shell 3; the upper end of a second inflation tube 16 penetrates through the handle 5 and is fixedly communicated with the lower end of the right-side injection barrel 11, and the lower end of the second inflation tube 16 sequentially penetrates through the outer wall of the lower part of the extension sleeve 4, the outer wall of the upper part of the extraction tank 1 and the middle part of the upper support plate 6 and is fixedly communicated with the expansion balloon 8; the lower end of the extraction tank 1 is provided with a discharge hole 17; a sealing cock 18 is connected with the inner thread of the discharge hole 17; the outer walls of the injection barrels 11 are all in friction sliding sleeved connection with indication sleeve clamps 19.

In the technical scheme, the extension sleeve 4, the first inflation tube 15 and the second inflation tube 16 are made of hose materials, so that the extraction tank 1 can be conveniently extended into the stomach; the injection cylinder 11 is made of transparent material, so that the position of the rubber plug 13 can be observed conveniently; the utility model can extend into the stomach endoscope from the channel, and is convenient for observing the process of extracting the gastric mucosa by means of the stomach endoscope, so that the sampling is more accurate; in the sampling process of the gastric mucosa, the extraction tank 1 passes through the esophagus, so that the mucosa of the esophageal wall can be removed, and the analysis and the inspection of the gastric mucosa sample can be greatly influenced by the existence of the mucosa of the esophageal wall.

In this technical scheme, before sending into the patient in the stomach with extracting jar 1, need revolve earlier and twist two screw push rods 14, promote plug 13 downstream, thereby inflate to each inflation strip bag 10 through first gas tube 15, second gas tube 16 inflates to inflation sacculus 8, until inflation strip bag 10 lateral wall outwards expands to suitable degree, inflation sacculus 8 is with the shutoff of sample through-hole 2, later will instruct collet 19 to slide to the position that corresponds with plug 13 (instruct collet 19 and plug 13 upper end or lower extreme flush all can), at this moment can stretch into in the patient stomach with extracting jar 1, in this in-process, through the effect of expanding outward of inflation strip bag 10, avoided sample through-hole 2 and esophagus wall to take place to contact, thereby avoided taking place the problem that esophagus wall mucous membrane was taken off.

When the extraction tank 1 extends into the stomach, the two threaded push rods 14 are reversely screwed to enable the expansion strip bag 10 and the expansion balloon 8 to be in a released expansion state, at the moment, the expansion strip bag 10 is fully retracted into the placing groove 9, the expansion balloon 8 releases the plugging of the sampling through hole 2, and therefore the sampling through hole 2 can be used for sampling; after sampling is finished, the two threaded push rods 14 are screwed again, so that the rubber plugs 13 are respectively moved to the positions indicated by the corresponding indication sleeve clamps 19, at the moment, the expansion strip bag 10 expands again and expands outwards, the expansion balloon 8 expands again to block the sampling through holes 2, then, the extraction tank 1 can be taken out from the stomach of a patient, and at the moment, the leakage of gastric mucosa samples in the extraction tank 1 is avoided due to the blocking effect of the expansion balloon 8 on the sampling through holes 2; finally, the sealing cock 18 is unscrewed, and the gastric mucosa sample in the extraction tank 1 is poured out from the discharge hole 17.

Claims

1. A novel gastric mucosa extraction device is characterized in that: comprises an ellipsoidal extraction tank (1); the middle part of the extraction tank (1) is uniformly provided with sampling through holes (2) along the circumferential direction; a protection mechanism is arranged in the extraction tank (1); an air guide shell (3) is fixed at the upper end of the extraction tank (1); an extension sleeve (4) is arranged above the air guide shell (3); a handle (5) is fixed at the upper end of the extension sleeve (4), and the lower end of the extension sleeve is fixed with the upper end of the air guide shell (3); the upper end of the handle (5) is provided with an inflating mechanism;

the protection mechanism comprises support plates (6) which are respectively arranged at the upper side and the lower side in the extraction tank (1); the support plate (6) is respectively fixed with the upper end and the lower end of the inner wall of the extraction tank (1) through a connecting rod (7); an expansion balloon (8) is arranged between the two support plates (6); the upper end and the lower end of the expansion saccule (8) are respectively fixed with the middle part of the corresponding support plate (6); the outer wall of the extraction tank (1) is uniformly provided with arc-shaped placing grooves (9) along the circumferential direction; the placing groove (9) is arranged along the bus direction of the extraction tank (1); the putting grooves (9) are respectively and correspondingly positioned between the two adjacent sampling through holes (2); arc-shaped expansion bar bags (10) are arranged in the grooves (9) in a matched and fixed mode; the upper ends of the expansion strip bags (10) are fixedly communicated with the side wall of the air guide shell (3);

the inflation mechanism comprises injection cylinders (11) which are respectively fixed on the left side and the right side of the upper end of the handle (5); the injection cylinder (11) is arranged along the vertical direction; a pore plate (12) is fixed at the upper end inside the injection cylinder (11); a rubber plug (13) is connected in the push-injection barrel (11) in a sliding way; the upper end of the rubber plug (13) is coaxially and rotatably connected with a threaded push rod (14); the threaded push rod (14) is correspondingly in threaded connection with the orifice plate (12); a first inflation tube (15) and a second inflation tube (16) are respectively arranged in the extension sleeve (4); the upper end of a first inflation tube (15) penetrates through the handle (5) and is fixedly communicated with the lower end of the left injection barrel (11), and the lower end of the first inflation tube (15) is fixedly communicated with the upper end of the air guide shell (3); the upper end of a second inflation tube (16) penetrates through the handle (5) and is fixedly communicated with the lower end of the injection barrel (11) on the right side, and the lower end of the second inflation tube (16) sequentially penetrates through the outer wall of the lower part of the extension sleeve (4), the outer wall of the upper part of the extraction tank (1), the middle part of the support plate (6) on the upper part and is fixedly communicated with the expansion balloon (8).

2. The novel gastric mucosa extraction device of claim 1, wherein: the lower end of the extraction tank (1) is provided with a discharge hole (17); a sealing cock (18) is connected with the inner thread of the discharge hole (17).

3. The novel gastric mucosa extraction device of claim 1, wherein: the outer walls of the injection pushing cylinders (11) are respectively sleeved with an indication sleeve clamp (19) in a friction sliding manner.