CN204379543U - Auditory meatus suction pump is used in a kind of department of otorhinolaryngology nursing - Google Patents

Abstract

The utility model discloses a kind of department of otorhinolaryngology nursing auditory meatus suction pump, comprise outer tube body, the end of outer tube body is provided with sucking head, interior tube body is socketed with in outer tube body, inner sleeve head is socketed with in sucking head, coating mechanism is had in the arranged outside of outer tube body and sucking head junction, coating mechanism comprises two dividing plates be arranged in parallel, dividing plate is provided with several through holes, spongy layer is provided with between the outside of dividing plate and two dividing plates, drug-feeding tube is connected with below spongy layer between two dividing plates, in be connected with spring body between pullover and sucking head, interior pullover sidewall is provided with bypass suction port, rubber diaphragm is provided with between interior pullover bottom sides edge and the bottom sides edge of sucking head, rubber linking tube is connected with between bypass suction port and rubber diaphragm, rubber linking tube inside is provided with catch.This utility model can improve the deficiencies in the prior art, completes while achieving auditory meatus cleaning and adding medicine to.

Description

Auditory meatus suction pump is used in a kind of department of otorhinolaryngology nursing

Technical field

This utility model relates to a kind of department of otorhinolaryngology nursing device, especially a kind of department of otorhinolaryngology nursing auditory meatus suction pump.

Background technology

Before and after Otologic surgical procedurese, need to carry out corresponding cleaning-nursing operation to auditory meatus.China utility model CN 203943805 U discloses a kind of otology suction pump, is convenient to carry out suction operation effectively to auditory meatus sidewall.But, after using this suction pump to carry out attraction cleaning to auditory meatus, if need to add medicine to auditory meatus, also need independent operation, lose time, and on existing suction pump, simply install medicine-feeding mechanism additional, most medicament can cannot be applied in auditory meatus due to vacuum suction effect, can be sucked away.

Utility model content

The technical problems to be solved in the utility model is to provide a kind of department of otorhinolaryngology nursing auditory meatus suction pump, can solve the deficiencies in the prior art, completes while achieving auditory meatus cleaning and adding medicine to.

For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.

Auditory meatus suction pump is used in a kind of department of otorhinolaryngology nursing, comprise outer tube body, the end of outer tube body is provided with sucking head, the axis of described sucking head and the axis angle of outer tube body are 130 ° ~ 140 °, interior tube body is socketed with in outer tube body, inner sleeve head is socketed with in sucking head, interior tube body with interior pullover between be connected by corrugated tube, the other end of interior tube body is connected with negative pressure straw, coating mechanism is had in the arranged outside of outer tube body and sucking head junction, coating mechanism comprises two dividing plates be arranged in parallel, dividing plate is provided with several through holes, spongy layer is provided with between the outside of dividing plate and two dividing plates, the height of the spongy layer between two dividing plates is lower than dividing plate, drug-feeding tube is connected with below spongy layer between two dividing plates, drug-feeding tube is installed between outer tube body and interior tube body, in be connected with spring body between pullover and sucking head, interior pullover sidewall is provided with bypass suction port, interior pullover bottom is positioned at the inside of sucking head, rubber diaphragm is provided with between interior pullover bottom sides edge and the bottom sides edge of sucking head, rubber linking tube is connected with between bypass suction port and rubber diaphragm, rubber linking tube inside is provided with catch, one end of catch is connected with the inwall of rubber linking tube, space is remained with between the other end of catch and the inwall of rubber linking tube.

As preferably, described interior pullover bottom surface is provided with base plate, base plate is provided with several arc notch, and arc notch is the arrangement of line centrosymmetry centered by the axis of base plate.

As preferably, be provided with the rubber block of elliposoidal in described arc notch by support bar, rubber block is flexibly connected with support bar, and the minor axis length of rubber block is less than the width of arc notch, and the long axis length of rubber block is greater than the width of arc notch.

The beneficial effect adopting technique scheme to bring is: this utility model improves existing auditory meatus suction pump, makes it while auditory meatus being carried out to attract cleaning, to carry out medicine-feeding operation to auditory meatus.First, change the bending angle of sucking head in prior art, reduce the Radial Perturbation of negative-pressure sucking for air-flow in auditory meatus of sucking head, thus decrease the stripping effect attracting air-flow for medicament in ear canal wall.Then, suction device is improved to two-layer sleeve structure, uses inner interior tube body and interiorly pulloverly carry out attractions and clear up, by pushing interior tube body, under the elastic deformation of corrugated tube, make interiorly pulloverly to produce relative displacement with sucking head, thus realize the adjustment of negative pressure absorbing power.Pulloverly produce in the process of relative displacement with sucking head interior, rubber diaphragm produces elastic deformation, thus drive rubber linking tube to bend, catch in rubber linking tube and the space between rubber linking tube diminish, air-flow velocity through rubber linking tube is improved, can improve like this and pullover be partially formed a stronger attraction force interior, and the local enhancement of this captivation can not impact the overall suction in outside, so extra impact can not be configured on medicine applicator.Coating mechanism and sucking head are oppositely arranged, because sucking head and outer tube body are certain bending angle, so the coating mechanism being positioned at the back side of sucking head directly can not be subject to the captivation of sucking head.Drug position and the external world can isolate by dividing plate, medicinal liquid is coated in auditory meatus by spongy layer, when the attraction air-flow in the external world arrives dividing plate position, major part air-flow can walk around dividing plate, make dividing plate position form a low-pressure area, can reduce the impact of captivation on coating region, another part air-flow flows through dividing plate by through hole, homogenization can be played to the medicinal liquid in spongy layer, improve the uniformity of whole spongy layer herb liquid distribution.Interior pullover underrun base plate is drawn auditory meatus, can produce spiral air flow by arc notch, thus forms the trend of spiral attraction, improves the cleaning effect of the auditory meatus for interior pullover base surface area.Rubber block in arc notch, when interior pullover cleaning auditory meatus surface, can carry out the clean of directly contact to auditory meatus surface, thus improve the clean effect of auditory meatus.Due to the interior pullover front portion being positioned at coating mechanism, so the cleaning effect of rubber block can not have influence on smearing of medicine.

Accompanying drawing explanation

Fig. 1 is the structure chart of this utility model detailed description of the invention.

Fig. 2 is the structure chart of sucking head in this utility model detailed description of the invention.

Fig. 3 is the structure chart of coating mechanism in this utility model detailed description of the invention.

Fig. 4 is the structure chart of base plate in this utility model detailed description of the invention.

In figure: 1, outer tube body; 2, sucking head; 3, interior tube body; 4, interior pullover; 5, corrugated tube; 6, negative pressure straw; 7, dividing plate; 8, through hole; 9, spongy layer; 10, spring body; 11, bypass suction port; 12, rubber diaphragm; 13, rubber linking tube; 14, catch; 15, base plate; 16, arc notch; 17, support bar; 18, rubber block; 19, drug-feeding tube; 20, baffle plate; 21, coating mechanism.

Detailed description of the invention

The standardized element used in this utility model all can be commercially, shaped piece all can carry out customized according to description with the record of accompanying drawing, the concrete connected mode of each part all adopts the conventional means such as bolt, rivet, welding, stickup ripe in prior art, is not described in detail in this.

With reference to Fig. 1-4, this utility model detailed description of the invention comprises outer tube body 1, the end of outer tube body 1 is provided with sucking head 2, the axis of described sucking head 2 and the axis angle of outer tube body 1 are 135 °, interior tube body 3 is socketed with in outer tube body 1, inner sleeve 4 is socketed with in sucking head 2, be connected by corrugated tube 5 between interior tube body 3 with interior pullover 4, the other end of interior tube body 3 is connected with negative pressure straw 6, coating mechanism 21 is had in the arranged outside of outer tube body 1 and sucking head 2 junction, coating mechanism 21 comprises two dividing plates be arranged in parallel 7, dividing plate 7 is provided with several through holes 8, spongy layer 9 is provided with between the outside of dividing plate 7 and two dividing plates 8, the height of the spongy layer 9 between two dividing plates 8 is lower than dividing plate 8, drug-feeding tube 19 is connected with below spongy layer 9 between two dividing plates 8, drug-feeding tube 19 is installed between outer tube body 1 and interior tube body 3, in be connected with spring body 10 between pullover 4 and sucking head 2, the sidewall of interior pullover 4 is provided with bypass suction port 11, the bottom of interior pullover 4 is positioned at the inside of sucking head 2, rubber diaphragm 12 is provided with between the bottom sides edge of interior pullover 4 and the bottom sides edge of sucking head 2, rubber linking tube 13 is connected with between bypass suction port 11 and rubber diaphragm 12, rubber linking tube 13 inside is provided with catch 14, one end of catch 14 is connected with the inwall of rubber linking tube 13, space is remained with between the other end of catch 14 and the inwall of rubber linking tube 13.First, change the bending angle of sucking head 2 in prior art, reduce the Radial Perturbation of negative-pressure sucking for air-flow in auditory meatus of sucking head 2, thus decrease the stripping effect attracting air-flow for medicament in ear canal wall.Then, suction device is improved to two-layer sleeve structure, uses inner interior tube body 3 and interior pullover 4 to carry out attraction cleaning, by pushing interior tube body 3, under the elastic deformation of corrugated tube 5, make interior pullover 4 to produce relative displacement with sucking head 2, thus realize the adjustment of negative pressure absorbing power.Produce in the process of relative displacement interior pullover 4 with sucking head 2, rubber diaphragm 12 produces elastic deformation, thus drive rubber linking tube 13 to bend, catch 14 in rubber linking tube 13 and the space between rubber linking tube 13 diminish, air-flow velocity through rubber linking tube 13 is improved, can improve like this interior pullover 4 be partially formed a stronger attraction force, and the local enhancement of this captivation can not impact the overall suction in outside, so extra impact can not be configured on medicine applicator.Coating mechanism and sucking head 2 are oppositely arranged, because sucking head 2 and outer tube body 1 are in certain bending angle, so the coating mechanism being positioned at the back side of sucking head 2 directly can not be subject to the captivation of sucking head.Drug position and the external world can isolate by dividing plate 7, medicinal liquid is coated in auditory meatus by spongy layer 9, when the attraction air-flow in the external world arrives dividing plate 7 position, major part air-flow can walk around dividing plate 7, make dividing plate 7 position form a low-pressure area, can reduce the impact of captivation on coating region, another part air-flow flows through dividing plate 7 by through hole 8, homogenization can be played to the medicinal liquid in spongy layer 9, improve the uniformity of whole spongy layer 9 herb liquid distribution.The bottom surface of interior pullover 4 is provided with base plate 15, base plate 15 is provided with several arc notch 16, arc notch 16 is the arrangement of line centrosymmetry centered by the axis of base plate 15, underrun base plate 15 pairs of auditory meatus of interior pullover 4 are drawn, spiral air flow can be produced by arc notch 16, thus form the trend of spiral attraction, improve the cleaning effect of the auditory meatus for interior pullover 4 base surface area.Be provided with the rubber block 18 of elliposoidal by support bar 17 in arc notch 16, rubber block 18 is flexibly connected with support bar 17, the minor axis length of rubber block 18 is less than the width of arc notch 16, the long axis length of rubber block 18 is greater than the width of arc notch 16, rubber block 18 in arc notch 16 is when interior pullover cleaning auditory meatus surface, the clean of directly contact can be carried out to auditory meatus surface, thus improve the clean effect of auditory meatus.Due to interior pullover 4 front portions being positioned at coating mechanism, so the cleaning effect of rubber block 18 can not have influence on smearing of medicine.

In addition, through hole 8 is tilted to lower setting, and the angle of itself and vertical direction is 55 °, and the top of through hole 8 is provided with baffle plate 20.The through hole 8 be obliquely installed can reduce medicinal liquid to outside dividing plate 7 outflow, the medicinal liquid flowed laterally by through hole 8 can be blocked in outside through hole 8 by baffle plate 20 by a part, thus decreases the loss that extraneous vacuum suction produces for medicinal liquid.

Wherein, what this utility model used be similar to, and the parts such as spongy layer, rubber diaphragm and spring body are well known to a person skilled in the art part, it uses and method of attachment belongs to common practise, the generation of whole device negative pressure, with identical with the patent documentation quoted in background technology to the attraction cleaning principle of auditory meatus, is not described in detail in this.

More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed this utility model.The claimed scope of this utility model is defined by appending claims and equivalent thereof.

Claims (3)

1. auditory meatus suction pump is used in a department of otorhinolaryngology nursing, comprise outer tube body (1), the end of outer tube body (1) is provided with sucking head (2), it is characterized in that: the axis of described sucking head (2) and the axis angle of outer tube body (1) are 130 ° ~ 140 °, interior tube body (3) is socketed with in outer tube body (1), inner sleeve head (4) is socketed with in sucking head (2), be connected by corrugated tube (5) between interior tube body (3) pullover with interior (4), the other end of interior tube body (3) is connected with negative pressure straw (6), coating mechanism (21) is had in the arranged outside of outer tube body (1) and sucking head (2) junction, coating mechanism (21) comprises two dividing plates be arranged in parallel (7), dividing plate (7) is provided with several through holes (8), spongy layer (9) is provided with between the outside of dividing plate (7) and two dividing plates (8), the height of the spongy layer (9) between two dividing plates (8) is lower than dividing plate (8), spongy layer (9) below between two dividing plates (8) is connected with drug-feeding tube (19), drug-feeding tube (19) is installed between outer tube body (1) and interior tube body (3), in be connected with spring body (10) between pullover (4) and sucking head (2), the sidewall of interior pullover (4) is provided with bypass suction port (11), the bottom of interior pullover (4) is positioned at the inside of sucking head (2), rubber diaphragm (12) is provided with between the bottom sides edge of interior pullover (4) and the bottom sides edge of sucking head (2), rubber linking tube (13) is connected with between bypass suction port (11) and rubber diaphragm (12), rubber linking tube (13) inside is provided with catch (14), one end of catch (14) is connected with the inwall of rubber linking tube (13), space is remained with between the other end of catch (14) and the inwall of rubber linking tube (13).

2. department of otorhinolaryngology nursing auditory meatus suction pump according to claim 1, it is characterized in that: the bottom surface of described interior pullover (4) is provided with base plate (15), base plate (15) is provided with several arc notch (16), arc notch (16) is the arrangement of line centrosymmetry centered by the axis of base plate (15).

3. department of otorhinolaryngology nursing auditory meatus suction pump according to claim 2, it is characterized in that: the rubber block (18) being provided with elliposoidal in described arc notch (16) by support bar (17), rubber block (18) is flexibly connected with support bar (17), the minor axis length of rubber block (18) is less than the width of arc notch (16), and the long axis length of rubber block (18) is greater than the width of arc notch (16).