CN210811179U - Gastric juice collector for cow rumen - Google Patents

Gastric juice collector for cow rumen Download PDF

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Publication number
CN210811179U
CN210811179U CN201920978031.2U CN201920978031U CN210811179U CN 210811179 U CN210811179 U CN 210811179U CN 201920978031 U CN201920978031 U CN 201920978031U CN 210811179 U CN210811179 U CN 210811179U
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Prior art keywords
pipe
conduit
rumen
suction
push
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CN201920978031.2U
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Chinese (zh)
Inventor
胡士林
柳美玲
郭建强
陈凤梅
马爱霞
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Shandong Vocational Animal Science and Veterinary College
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Shandong Vocational Animal Science and Veterinary College
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Abstract

The utility model discloses a gastric juice extractor for cow rumen, which comprises a conduit which can be inserted into the rumen from the cow mouth, a plug piece, a suction pipe and a suction piece which can suck the gas in the pipe cavity of the suction pipe; the guide pipe is a pipe body with a closed lower end and an open upper end, and side liquid inlet holes penetrating through the pipe wall are uniformly distributed on the pipe wall of the side part at the lower end of the guide pipe; the plugging piece comprises a plugging block which can be slidably matched in a pipe cavity at the lower end part of the conduit so as to plug a liquid inlet hole at the side part, the upper end of the plugging block is connected with a push-pull rod which can pull the plugging block out of the outer side of the conduit or push the plugging block into the conduit, and when the push-pull rod pulls the plugging block out, liquid in the rumen can be synchronously sucked into the conduit; the suction pipe is a pipe body with the outer diameter smaller than the inner diameter of the conduit, and the length of the suction pipe is larger than that of the conduit. This ox rumen liquid collector simple structure, convenient to use, ability convenient and fast takes out the gastric juice of ox rumen, simultaneously, washs easily to can realize using repeatedly, reduce use cost.

Description

Gastric juice collector for cow rumen
Technical Field
The utility model relates to a gastric juice collector for a cow rumen.
Background
The rumen is used as a unique digestive organ of the ruminant, has an important function and also has an important scientific research value; clinically, rumen fluid is extracted for corresponding tests, so that bleeding conditions, gastric fluid secretion conditions or colony infection conditions and the like can be known; however, the existing rumen fluid extraction mode is generally used for performing gastric fistula operation on cattle, and the operation mode has high cost and high risk and easily causes pain to the cattle.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a cattle rumen liquid collector that simple structure, convenient to use, ability convenient and fast take out the gastric juice of cattle rumen.
In order to solve the technical problem, the utility model comprises a conduit which can be inserted into the rumen from the cow mouth, a plug piece, a suction pipe and a suction piece which can suck the gas in the pipe cavity of the suction pipe; the guide pipe is a pipe body with a closed lower end and an open upper end, and side liquid inlet holes penetrating through the pipe wall are uniformly distributed on the pipe wall of the side part at the lower end of the guide pipe; the plugging piece comprises a plugging block which can be slidably matched in a pipe cavity at the lower end part of the conduit so as to plug a liquid inlet hole at the side part, the upper end of the plugging block is connected with a push-pull rod which can pull the plugging block out of the outer side of the conduit or push the plugging block into the conduit, and when the push-pull rod pulls the plugging block out, liquid in the rumen can be synchronously sucked into the conduit; the suction pipe is a pipe body with the outer diameter smaller than the inner diameter of the conduit, and the length of the suction pipe is larger than that of the conduit.
After the structure is adopted, when rumen gastric juice needs to be collected, the blocking block of the blocking piece is firstly blocked into the tube cavity at the lower end part of the guide tube, the blocking piece is utilized to keep the side liquid inlet hole closed, then the guide tube with the blocking piece is inserted into the rumen from the cow mouth, and the purpose of temporarily keeping the liquid inlet hole closed is to avoid that saliva in the cow mouth or mucus in the esophagus enters the guide tube from the side liquid inlet hole in the intubation process, so that the detection value is influenced; in addition, the length specification of the conduit can be provided with a plurality of conduits according to the size specification of the cattle body, the conduit with longer length is used for adult cattle, the conduit with short length is used for young cattle, therefore, the insertion depth can be judged according to the length of the conduit exposed from the mouth of the cattle, and when the insertion depth of the conduit reaches the set requirement, the inner end part of the conduit is inserted into the rumen; at the moment, the push-pull rod is utilized to pull out the blocking block, and the blocking block is in sliding fit in the inner cavity of the conduit, so that gastric juice in the rumen can be synchronously pumped into the inner cavity of the conduit from the liquid inlet hole at the side part in the pulling-out process of the blocking block; then, inserting the suction pipe into the conduit, sucking gas in the suction pipe by using the suction piece, sucking gastric juice in a lumen at the lower end part of the conduit into the suction pipe, keeping the pipe orifice at the outer end part of the suction pipe sealed and pulling out the suction pipe after sucking for a set time or a set volume, discharging the gastric juice in the suction pipe into the container, continuing sucking the gastric juice by using the suction pipe according to the use requirement, and naturally, directly pulling out the conduit from the cow body so as to finish the liquid taking work; therefore, the utility model discloses simple structure, it is more convenient to use, and simultaneously, every spare part structure is comparatively simple, easy split, washing and use repeatedly.
In order to facilitate the insertion of the catheter into the rumen, the lower end surface of the catheter is a smooth spherical surface.
In order to improve the liquid inlet speed, at least one bottom liquid inlet hole penetrating through the pipe wall at the bottom of the guide pipe is arranged on the spherical surface of the guide pipe.
In order to provide a certain flexibility to the catheter so as to be easily inserted into the rumen, the catheter is a flexible and bendable plastic tube.
In order to improve the blocking effect on the liquid inlet hole at the bottom, the shape of the lower end face of the blocking block is matched with the bottom surface of the pipe cavity of the catheter.
The material of shutoff piece is the silica gel material.
In order to conveniently hold and take the push-pull rod, the lower end of the push-pull rod is connected with the blocking block, and the upper end of the push-pull rod is provided with a handle.
In order to bend the outer end of the straw and thus close the outer orifice of the straw, the straw is an elastic and bendable plastic tube.
In order to conveniently realize the structure of the suction piece, the suction piece is an ear washing ball which comprises a spherical body made of rubber and a conical air inlet and outlet nozzle communicated with the spherical body.
To sum up, the utility model discloses simple structure, convenient to use can convenient and fast take out the gastric juice of ox rumen, simultaneously, washs easily to can realize using repeatedly, reduce use cost.
Drawings
The invention will be described in further detail with reference to the following drawings and embodiments:
fig. 1 is a schematic structural view of each component of the present invention;
FIG. 2 is a schematic view of the plug member inserted into a conduit;
figure 3 is a schematic view of the combined use of the suction tube, suction element and catheter.
Detailed Description
As shown in figure 1, the cow rumen fluid collector comprises a conduit 1 which can be inserted into the rumen from the cow mouth, a blocking piece 2, a suction pipe 3 and a suction piece 4 which can suck the gas in the cavity of the suction pipe 3; the guide tube 1 is a tube body with a closed lower end and an open upper end, and meanwhile, in order to ensure that the guide tube 1 has certain flexibility, the guide tube 1 can be elastically bent and deformed according to the bending angle of a cow mouth and an esophagus in the process of inserting the tube, so that the tube inserting efficiency is improved, and the damage to a cow body is reduced, the guide tube 1 is preferably made of plastic materials such as PVC (polyvinyl chloride), and secondly, the length specification of the guide tube 1 can be set into various length specifications and diameter specifications according to the size specification of the cow body, for example, the guide tube 1 of an adult cow can be a tube body with an outer diameter of 30mm, an inner diameter of 25mm and a tube length of 2300mm, and the guide tube 1 of calves and sheep can be a tube body with an outer diameter of 20; secondly, lateral liquid inlet holes 5 penetrating through the pipe wall are uniformly distributed on the lateral pipe wall within the length range of 12cm at the lower end of the guide pipe 1, the aperture of each liquid inlet hole is preferably 5mm, secondly, the lateral liquid inlet holes 5 are preferably 3 rows of hole bodies uniformly distributed on the lateral pipe wall of the guide pipe 1 and arranged along the length direction of the guide pipe 1, and each row of hole bodies comprises 6 small holes. In addition, in order to facilitate the insertion of the conduit 1 into the rumen, the lower end surface of the conduit 1 is a smooth spherical surface, and meanwhile, in order to increase the liquid inlet speed, at least one bottom liquid inlet hole 8 penetrating through the bottom tube wall of the conduit 1 is arranged on the spherical surface of the conduit 1, as shown in fig. 2, the number of the bottom liquid inlet holes 8 may be 1, and the aperture of the bottom liquid inlet hole 8 may also be 5 mm.
Continuing to refer to the attached drawings, the plugging piece 2 comprises a plugging block 6 which can be slidably matched in a pipe cavity at the lower end part of the conduit 1 so as to plug the liquid inlet hole 5 at the side part, the material of the plugging block 6 is preferably silica gel, and meanwhile, the shape of the plugging block 6 is cylindrical; the length of the blocking block 6 is more than 12mm, so that the blocking block 6 can be fully plugged into the pipe cavity at the lower end part of the guide pipe 1 to fully plug the liquid inlet holes 5 at the side parts; secondly, in order to improve the blocking effect on the liquid inlet hole 8 at the bottom, the shape of the lower end surface of the blocking block 6 is matched with the spherical bottom surface of the tube cavity of the catheter 1; in addition, the outer diameter of the blocking block 6 can be slightly larger than the inner pipe diameter of the catheter 1, so that the blocking block 6 is prevented from freely sliding in the lumen of the catheter 1; secondly, the upper end of the plugging block 6 is connected with a push-pull rod 7 which can pull the plugging block 6 out of the catheter 1 or push the plugging block 6 into the catheter 1, the push-pull rod 7 is preferably formed integrally with the plugging block 6 by injection molding, in addition, the push-pull rod 7 is preferably an elastically bendable metal strip, and of course, the total length of the push-pull rod 7 and the plugging block 6 is greater than the length of the catheter 1; next, as shown in fig. 2, in order to facilitate grasping of the push-pull rod 7, the lower end of the push-pull rod 7 is connected to the block 6, and the upper end of the push-pull rod 7 is preferably provided with a grip 9 made of plastic.
With continued reference to the drawings, the suction tube 3 is a tube body with an outer diameter smaller than the inner diameter of the catheter 1, and of course, the length of the suction tube 3 is also larger than that of the catheter 1; in order to allow the straw 3 to be bent and deformed along with the catheter 1, it is preferable to use a flexible and bendable plastic tube made of pvc or the like for the straw 3. As shown in fig. 1 and 3, in order to facilitate the construction of the suction tool 4, the suction tool 4 is preferably an ear washing ball of the related art, which includes a spherical body 10 made of a rubber material and a conical inlet/outlet nozzle 11 communicating with the spherical body 10, and which can perform air discharging and air sucking operations by pressing and releasing the spherical body 10; as shown in FIG. 3, when the suction tube 3 is sucked, the air inlet/outlet nozzle 11 of the pressed ear washing ball is inserted into the suction tube 3, the upper nozzle of the suction tube 3 is sealed and attached to the outer wall surface of the air inlet/outlet nozzle 11, the spherical body 10 is released, and then the spherical body 10 is elastically expanded and restored to suck the air in the suction tube 3 into the ear washing ball.
In summary, when rumen juice needs to be collected, the blocking block 6 of the blocking piece 2 is firstly blocked in the lumen of the lower end part of the conduit 1, the lateral liquid inlet hole 5 and the bottom liquid inlet hole 8 are kept closed by the blocking block 6, then the conduit 1 with the blocking piece 2 is slowly inserted into the rumen from the cow mouth, and the purpose of keeping the liquid inlet hole temporarily closed is to avoid that saliva in the cow mouth or mucus in the esophagus enters the conduit 1 from the lateral liquid inlet hole 5 in the process of intubation, so that the detection value is influenced; in addition, the length specification of the conduit 1 can be set to be various according to the size specification of the cattle body, the conduit 1 with longer length is used for adult cattle, the conduit 1 with shorter length is used for young cattle, therefore, the insertion depth can be judged according to the length of the conduit 1 exposed from the mouth of the cattle, and when the insertion depth of the conduit 1 reaches the set requirement, the inner end part of the conduit 1 is inserted into the rumen; at the moment, the push-pull rod 7 is utilized to pull out the blocking block 6, and the blocking block 6 is in sliding fit in the inner cavity of the conduit 1, so that gastric juice in the rumen can be synchronously pumped into the inner cavity of the conduit 1 from the side liquid inlet hole 5 and the bottom liquid inlet hole 8 in the pulling-out process of the blocking block 6; then, inserting the suction pipe 3 into the catheter 1, sucking the gas in the suction pipe 3 for multiple times by using the suction piece 4, sucking the gastric juice in the lumen of the lower end part of the catheter 1 into the suction pipe 3, bending the outer end part of the suction pipe 3 after sucking for a set time so as to seal the outer pipe orifice of the suction pipe 3, then pulling out the suction pipe 3, and then discharging the gastric juice in the suction pipe 3 into a container; of course, the suction pipe can be inserted into the catheter again according to the use requirement, so as to continue to suck the gastric juice, and after the gastric juice reaches the requirement, the catheter 1 is pulled out from the cow body, so as to finish the liquid taking work.
To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.

Claims (9)

1. A rumen fluid collector is characterized in that: comprises a conduit (1) which can be inserted into the rumen from the cow mouth, a blocking piece (2), a suction pipe (3) and a suction piece (4) which can suck the gas in the lumen of the suction pipe (3); the guide pipe (1) is a pipe body with a closed lower end and an open upper end, and lateral liquid inlet holes (5) penetrating through the pipe wall are uniformly distributed on the pipe wall of the lateral part at the lower end of the guide pipe (1); the plug piece (2) comprises a plugging block (6) which can be slidably arranged in a pipe cavity at the lower end part of the guide pipe (1) so as to plug the liquid inlet hole (5) at the side part, the upper end of the plugging block (6) is connected with a push-pull rod (7) which can pull the plugging block (6) out of the guide pipe (1) or push the plugging block (6) into the guide pipe (1), and when the push-pull rod (7) is pulled out of the plugging block (6), liquid in the rumen can be synchronously sucked into the guide pipe (1); the suction pipe (3) is a pipe body with the outer diameter smaller than the inner diameter of the conduit (1), and the length of the suction pipe (3) is larger than that of the conduit (1).
2. The rumen fluid collector for cattle according to claim 1, wherein the lower end surface of the conduit (1) is a smooth spherical surface.
3. The rumen fluid collector for cattle according to claim 2, wherein the spherical surface of the conduit (1) is provided with at least one bottom fluid inlet hole (8) which penetrates through the wall of the bottom of the conduit (1).
4. The rumen fluid collector for cattle according to claim 1, wherein the conduit (1) is a flexible and bendable plastic tube.
5. The rumen fluid collector for cattle according to claim 1, wherein the shape of the lower end surface of the blocking block (6) is matched with the bottom surface of the tube cavity of the catheter (1).
6. The bovine rumen fluid collector as claimed in claim 5, wherein the blocking block (6) is made of silica gel.
7. The rumen fluid collector for cattle according to claim 1, wherein the lower end of the push-pull rod (7) is connected with the blocking block (6), and the upper end of the push-pull rod (7) is provided with a handle (9).
8. The rumen fluid collector for cattle according to claim 1, wherein the suction tube (3) is a flexible and bendable plastic tube.
9. The rumen fluid collector for cattle according to claim 1, wherein the suction member (4) is an aurilave comprising a spherical body (10) made of rubber and a conical air inlet and outlet nozzle (11) communicated with the spherical body (10).
CN201920978031.2U 2019-06-27 2019-06-27 Gastric juice collector for cow rumen Active CN210811179U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920978031.2U CN210811179U (en) 2019-06-27 2019-06-27 Gastric juice collector for cow rumen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920978031.2U CN210811179U (en) 2019-06-27 2019-06-27 Gastric juice collector for cow rumen

Publications (1)

Publication Number Publication Date
CN210811179U true CN210811179U (en) 2020-06-23

Family

ID=71277866

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920978031.2U Active CN210811179U (en) 2019-06-27 2019-06-27 Gastric juice collector for cow rumen

Country Status (1)

Country Link
CN (1) CN210811179U (en)

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