Anorectal cannulaTechnical Field
The invention relates to the technical field of medical auxiliary instruments, in particular to an anorectal cannula.
Background
When a medical staff performs a lesion such as a tumor or an ulcer at a large intestine, the medical staff needs to extend from the anus into the large intestine by using an enteroscope tube for examination and treatment.
At present, before the enteroscope enters the intestinal tract from the anus, medical staff can firstly pour a little gas or liquid into the intestine to open the intestinal wall of the anus and intestine, then the enteroscope is plugged forwards, the enteroscope is clamped through the sphincter of the patient, and then the examination and treatment of the patient are realized.
However, since the enteroscopy time is generally about 20 minutes to 40 minutes, gas or liquid in the intestinal tract of the patient easily escapes, which is not beneficial to the examination and treatment of medical staff; meanwhile, the sphincter of the patient can be contracted for a long time to generate fatigue, so that the enteroscope tube cannot be clamped, and the enteroscope tube easily slides out from the anorectum, so that the examination and treatment time of medical staff is prolonged.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an anorectal cannula which is used for solving the problem that a patient cannot clamp an enteroscopy tube for a long time in the anorectal treatment process, so that the enteroscopy tube slides out of the anorectal.
In order to achieve the above purpose, the invention adopts the following technical scheme: an anorectal cannula comprising:
the support seat is provided with a through hole in the middle, the top of the support seat is provided with a plurality of through grooves, the notches of the through grooves are respectively arranged along the circumferential direction of the through hole, the through grooves extend from the orifice of the through hole to the edge of the support seat, and the side walls of the through grooves are provided with sliding grooves;
the pipe body comprises a plurality of sliding parts and shielding parts, wherein the sliding parts are respectively in one-to-one correspondence with the through grooves;
the sliding piece comprises a first sliding plate and a sliding rod, the first sliding plate is slidably arranged in the through groove corresponding to the first sliding plate, the end part of the first sliding plate is slidably inserted into the sliding groove, and the bottom of the sliding rod is rotatably arranged at the top of the first sliding plate;
the shielding piece is flexible, surrounds the edges of the rod bodies of the sliding rods, is detachably connected with the sliding rods, so that a pipeline communicated with the through holes is formed among the sliding rods, and can be unfolded and folded; and
The adjusting piece is provided with a plurality of adjusting pieces, the adjusting pieces are matched with the through grooves, one end of each adjusting piece is slidably inserted into the bottom of the corresponding through groove and detachably connected with the first sliding plate, and the adjusting pieces can be abutted against or loosened on the supporting seat.
By adopting the technical scheme, the adjusting piece is loosened, medical staff holds the supporting seat and drives the shielding piece to extend into the anorectal of the patient by the sliding rod, a plurality of adjusting pieces are respectively pushed, the adjusting piece drives the first sliding plate and the sliding rod to move together, so that the pipeline is expanded, the intestinal wall of the anorectal is further expanded, the adjusting piece is fixed on the supporting seat, the inspection instrument is enabled to penetrate through the through hole and the pipeline to enter the anorectal of the patient for inspection, and then the adjusting piece is finely adjusted to realize propping up of the enteroscopy tube. Therefore, when a patient performs enteroscopy, the enteroscopy can be better fixed, and the enteroscopy is prevented from sliding out.
Preferably, the sliding piece further comprises a plurality of springs, the springs are respectively located in the through grooves corresponding to the springs, and two ends of each spring are respectively fixedly connected with the first sliding plate and the groove walls of the through grooves.
Through the setting of spring, loosen the regulating part after, spring pulling first slide, first slide drives slide bar extrusion intestines wall, and the spring holds the power, and after the enteroscopy pipe inserted the pipeline, the spring of being convenient for promotes the slide bar and compresses tightly the enteroscopy pipe to make the enteroscopy pipe can be better fix in patient's anus intestines.
Preferably, the shielding piece comprises a shielding bag and a fixing bag, the shielding bag is detachably wrapped on the rod bodies of the sliding rods in a surrounding mode, the fixing bag is fixedly installed on one side, far away from the sliding rods, of the shielding bag, and the inside of the fixing bag is communicated with the inside of the shielding bag.
The shielding bag enables the formed pipeline to be used for inserting the enteroscopy tube, and the fixing bag is contacted with the intestinal wall of a patient, so that the shielding bag is prevented from sliding out of the fixing bag.
Preferably, the adjusting piece comprises an adjusting rod and a tightening bolt, the end part of the adjusting rod is slidably inserted into the bottom of the through groove corresponding to the adjusting rod and detachably connected with the first sliding plate, the tightening bolt is rotatably installed on the adjusting rod through threads, and the tightening bolt can be tightened or loosened on the supporting seat.
The adjusting rod is convenient for pushing the first sliding plate to slide together with the sliding rod, and the abutting bolt is screwed tightly, so that the abutting bolt is fixed on the supporting seat of the patient.
Preferably, the adjusting piece further comprises a sealing rubber plug, an air passage is axially arranged at the bottom of the sliding rod, an air filling hole is formed in the air passage and the shielding bag, a channel which is mutually communicated is formed in the axial direction of the adjusting rod and the inside of the first sliding plate, the channel is communicated with the air passage, and the sealing rubber plug is slidably arranged in the channel and can slide in or out of the channel in a sealable manner.
The sealing rubber plug is penetrated or slides out of the sealing rubber plug through the external air charging device, and the air is charged into the air passage, so that the air enters the shielding bag and the fixing bag through the air passage, and the shielding bag and the fixing bag are inflated, so that the shielding bag and the fixing bag can be better contacted with the intestinal wall of a patient.
Preferably, the sealing device further comprises a sealing element, the sealing element comprises a second sliding plate, a tension spring and a pull rope, a closed groove is formed in one side, close to the air passage, of the air charging hole, the second sliding plate is slidably mounted in the closed groove, two ends of the tension spring are fixedly connected with the second sliding plate and the groove bottom of the closed groove respectively, one end of the pull rope is fixedly connected with one end, far away from the tension spring, of the second sliding plate, and the other end of the pull rope penetrates through the channel along the air passage and is detachably connected with the sealing rubber plug.
The sealing rubber plug is pulled outwards, so that the tension spring is stretched, and the sealing opening is sealed by the second sliding plate, so that the shielding bag is sealed.
Preferably, the sealing member further comprises a sealing bag, a sealing port is arranged on one side, far away from the fixed bag, of the air passage, an opening of the sealing bag is installed in the sealing port in a sealing mode, and the sealing bag can block the pipeline after being inflated.
Through the arrangement of the sealing bag, the sealing bag is inflated, and then the sealing bag is convenient for sealing the pipeline.
Preferably, the fixing bag is provided with three layers, and the three layers are mutually communicated.
The three-layer fixing bag is convenient for better fixing on the intestinal wall.
The beneficial effect that this scheme produced is:
1. through setting up supporting seat, shielding member, slide bar and regulating part, adjust the regulating part for the slide bar drives the shielding member and stretches into in patient's the anus intestines, promotes a plurality of regulating parts respectively, and the regulating part drives slide and slide bar and removes together, makes the pipeline enlarge, and then makes the intestinal wall of anus intestines open, fixes the regulating part on the supporting seat again, fine setting regulating part is to realizing that the enteroscopy pipe presss from both sides tightly again. Thereby realizing better clamping of the enteroscopy tube.
2. Through setting up of shielding bag, fixed bag, slide, extension spring and stay cord, to shielding bag and fixed bag in aerify the back, shielding bag pastes on patient's intestinal wall, and the fixed bag of being convenient for pastes tightly on the intestinal, simultaneously, pulling sealing rubber stopper, the extension spring is elongated for the slide seals the passageway between shielding bag and the air flue, avoids fixed bag to bleed.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described. Throughout the drawings, the elements or portions are not necessarily drawn to actual scale.
FIG. 1 is a top view of an anorectal cannula according to the invention;
FIG. 2 is a front view of an anorectal cannula according to the invention;
fig. 3 is a side view of an anorectal cannula according to the invention at the closed trough.
Reference numerals:
1-supporting seat, 11-through hole, 12-through groove and 13-chute;
2-tube, 21-slider, 211-first slide plate, 212-slide bar, 213-spring, 214-air channel, 215-closed slot, 216-air-filling hole, 22-shutter, 221-shutter bag, 222-fixed bag, 23-pipeline;
3-adjusting parts, 31-adjusting rods, 32-abutting bolts and 33-sealing rubber plugs;
4-sealing element, 41-second slide plate, 42-tension spring, 43-stay cord, 44-sealing bag.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.
Referring to fig. 1-3, an anorectal cannula comprises a support base 1, a tube body 2 and an adjusting piece 3.
Wherein, the middle part of supporting seat 1 is equipped with through-hole 11, and the top of supporting seat 1 is equipped with a plurality of logical grooves 12, and the notch in a plurality of logical grooves 12 is arranged along the circumference of through-hole 11 respectively, and logical groove 12 extends to the edge of supporting seat 1 from the drill way of through-hole 11, and the lateral wall of logical groove 12 is equipped with spout 13.
Wherein, the tube body 2 comprises a sliding piece 21 and a shielding piece 22, the sliding piece 21 is provided with a plurality of sliding pieces 21, and the sliding pieces 21 are respectively in one-to-one correspondence with the through grooves 12; in this embodiment, six through grooves 12 and six sliding members 21 are provided.
The sliding member 21 includes a first sliding plate 211 and a sliding rod 212, the first sliding plate 211 is slidably mounted in the corresponding through groove 12, the end of the first sliding plate 211 is slidably inserted in the sliding groove 13, and the bottom of the sliding rod 212 is rotatably mounted on the top of the first sliding plate 211.
In this embodiment, referring to fig. 2, the sliding member 21 further includes six springs 213, the six springs 213 are respectively located in the corresponding through slots 12, and two ends of the springs 213 are respectively fixedly connected with the first sliding plate 211 and the slot walls of the through slots 12. Through the setting of spring 213, after loosening adjusting part 3, spring 213 pulls first slide 211, and first slide 211 drives slide bar 212 extrusion intestines wall, and spring 213 holds the power, and after the enteroscopy pipe inserted pipeline 23, the enteroscopy pipe is pressed tightly to the slide bar 212 of being convenient for by spring 213 promotion to the enteroscopy pipe can be better fixed in patient's anus intestines.
Wherein, the shielding piece 22 has flexibility, the shielding piece 22 surrounds the edge of the rod body coated on the six sliding rods 212, and the inner sides of the shielding piece 22 are respectively connected with the six sliding rods 212 in an adhesive manner, so that a pipeline 23 communicated with the through hole 11 is formed between the six sliding rods 212, the pipeline 23 is opposite to the through hole 11, and the shielding piece 22 can be unfolded and folded.
Specifically, the shielding member 22 includes a shielding bag 221 and a fixing bag 222, the shielding bag 221 is wrapped around the rod bodies of the six sliding rods 212 in an adhesive manner, the fixing bag 222 is fixedly installed on one side, far away from the sliding rods 212, of the shielding bag 221, and the inside of the fixing bag 222 is communicated with the inside of the shielding bag 221. The occlusion balloon 221 allows the formed tubing 23 to be used for insertion of a enteroscope, and the fixation balloon 222 contacts the patient's intestinal wall, preventing the occlusion balloon 221 from sliding out of the fixation balloon 222. In this embodiment, to further avoid the shielding bag 221 from sliding out, the fixing bag 222 is provided with three layers, the three layers of fixing bags 222 are sequentially arranged at intervals along the channel direction of the pipeline 23, and the three layers of fixing bags 222 are mutually communicated. The occlusion balloon 221 allows the formed tubing 23 to be used for insertion of a enteroscope, and the fixation balloon 222 contacts the patient's intestinal wall, preventing the occlusion balloon 221 from sliding out of the fixation balloon 222.
Wherein, the adjusting piece 3 is provided with a plurality of, a plurality of adjusting pieces 3 are matched with a plurality of through grooves 12, one end of the adjusting piece 3 is slidably inserted at the bottom of the corresponding through groove 12 and is detachably connected with the first sliding plate 211, and the adjusting piece 3 can be abutted or loosened on the supporting seat 1.
Specifically, the adjusting member 3 includes an adjusting rod 31 and a tightening bolt 32, the end portion of the adjusting rod 31 is slidably inserted into the bottom of the corresponding through groove 12, and is fixedly connected with the first sliding plate 211 through a bolt, the tightening bolt 32 is rotatably mounted on the adjusting rod 31 through a thread, and the tightening bolt 32 can be tightened or loosened on the supporting seat 1. The adjusting lever 31 is convenient to push the first sliding plate 211 and the sliding rod 212 to slide together, and to screw the tightening bolt 32, thereby fixing the tightening bolt 32 on the patient's support base 1.
In this embodiment, in order to facilitate inflating and deflating the shielding bag 221 and the fixing bag 222, the adjusting member 3 further includes a sealing rubber plug 33, the bottom of the sliding rod 212 is axially provided with an air channel 214, the air channel 214 and the shielding bag 221 are provided with an inflating hole 216 communicated with each other, a channel communicated with each other is provided between the axial direction of the adjusting rod 31 and the inside of the first sliding plate 211, the channel is communicated with the air channel 214, and the sealing rubber plug 33 is slidably mounted in the channel and can slide into or slide out of the channel in a sealable manner. The sealing rubber stopper 33 is penetrated or slid out of the sealing rubber stopper 33 by an external inflator, and the air passage 214 is inflated, so that the air enters the shielding bag 221 and the fixing bag 222 through the air passage 214, and the shielding bag 221 and the fixing bag 222 are inflated, so that the shielding bag 221 and the fixing bag 222 can be better contacted with the intestinal wall of the patient.
To better facilitate the fixation of the fixing bladder 222 in the anorectal region, in this embodiment, referring to fig. 1 and 3, a sealing member 4 is further included. The sealing element 4 comprises a second sliding plate 41, a tension spring 42, a pull rope 43 and a sealing bag 44, a closed groove 215 is formed in one side, close to the air passage 214, of the air charging hole 216, the second sliding plate 41 is slidably mounted in the closed groove 215, two ends of the tension spring 42 are fixedly connected with the second sliding plate 41 and the groove bottom of the closed groove 215 respectively, one end of the pull rope 43 is fixedly connected with one end, far away from the tension spring 42, of the second sliding plate 41, and the other end of the pull rope 43 penetrates through the passage along the air passage 214 and is connected with the sealing rubber plug 33 in an adhesive mode. The sealing rubber plug 33 is pulled outwards, so that the tension spring 42 is extended, and the sealing opening is sealed by the second sliding plate 41, so that the shielding bag 221 is sealed, and the fixed bag 222 is prevented from being deflated. In this embodiment, a sealing port is provided on a side of the air passage 214 away from the fixing bladder 222, and an opening of the sealing bladder 44 is sealed and mounted in the sealing port, and the sealing bladder 44 can block the pipe 23 after being inflated. Through the setting of seal bag 44, aerify seal bag 44, and then be convenient for seal bag 44 seals pipeline 23, not only hold back the liquid in the intestinal, but also can further support tightly the enteroscopy pipe.
When the invention is used, medical staff holds the supporting seat 1, stretches the slide bar 212, the shielding bag 221 and the fixing bag 222 into the anorectal of a patient, loosens the abutting bolt 32, slides the adjusting rod 31, drives the sliding plate 211 and the slide bar 212 to move together, stores the force of the spring 213, expands the pipeline 23, expands the intestinal tract of the anorectal, and abuts the abutting bolt 32 on the supporting seat 1. Medical staff can use the enteroscope tube to pass through the through hole 11 and the pipeline 23 in sequence and enter into the anorectal of the patient for examination and treatment, the spring 213 is reset, and the sliding plate 211 pushes the sliding rod 212 to tightly abut against the enteroscope tube.
The air channel 214 is filled with gas or liquid, so that the gas or liquid enters the shielding bag 221 and the fixing bag 222 through the air channel 214, and the shielding bag 221 and the fixing bag 222 are inflated, so that the shielding bag 221 and the fixing bag 222 can be better contacted with the intestinal wall of a patient. Meanwhile, the gas or liquid enters the sealing bag 44, so that not only is the liquid in the intestinal tract trapped, but also the enteroscopy tube can be further abutted tightly, and the enteroscopy tube can be better fixed when a patient performs enteroscopy.
According to the technical scheme, through the arrangement of the supporting seat 1, the shielding piece 22, the sliding plate 211, the sliding rod 212 and the adjusting piece 3, the adjusting piece 3 is adjusted, the sliding rod 212 drives the shielding piece 22 to extend into the anorectum of a patient, a plurality of adjusting pieces 3 are respectively pushed, the adjusting piece 3 drives the sliding plate 211 and the sliding rod 212 to move together, the pipeline 23 is expanded, the intestinal wall of the anorectum is further expanded, the adjusting piece 3 is fixed on the supporting seat 1, and the adjusting piece 3 is finely adjusted to clamp the enteroscope tube. Thereby realizing better clamping of the enteroscopy tube.
Through shielding bag 221, fixed bag 222, second slide 41, extension spring 42 and stay cord 43's setting, to shielding bag 221 and fixed bag 222 in aerify the back, shielding bag 221 pastes on patient's intestinal wall, and the fixed bag 222 of being convenient for pastes tightly on the intestinal, simultaneously, pulls sealing rubber plug 33, and extension spring 42 is prolonged for second slide 41 seals the passageway between shielding bag 221 and air flue 214, avoids fixed bag 222 to bleed.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.