CN111839598A

CN111839598A - Illumination type rotary sampling rod

Info

Publication number: CN111839598A
Application number: CN202010684276.1A
Authority: CN
Inventors: 梁美玉; 苏诗琴; 李运福; 徐素玲
Original assignee: Zhuhai Peoples Hospital
Current assignee: Zhuhai Peoples Hospital
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2020-10-30
Anticipated expiration: 2040-07-16
Also published as: CN111839598B

Abstract

The invention discloses an illumination type rotary sampling rod which comprises a shell, a rotating shaft, a driving strip, a sampling head and an illumination structure, wherein the rotating shaft is rotatably connected to the shell, the driving strip is movably connected to the shell and is connected with the rotating shaft through a transmission mechanism, the driving strip is used for driving the rotating shaft to rotate, the sampling head is arranged at one end of the rotating shaft, the sampling head protrudes out of the shell, and the illumination structure is arranged on the shell. The shell is held by the heart, and the driving strip is pushed by the thumb to move left or right, so that the rotating shaft drives the sampling head to rotate, the sampling head can rotate and wipe the sampled liquid, and the rotary sampling is more convenient; the composite lighting structure on the sampling rod, medical personnel only need the one-hand operation, and the sample is more convenient.

Description

Illumination type rotary sampling rod

Technical Field

The invention relates to a medical instrument, in particular to an illumination type rotary sampling rod.

Background

The epidemic situation and other conditions need to be detected, a part of detection can be applied to the sampling rod, and object surface substance liquid, such as skin surface secretion and oral mucus, is obtained through the cotton/cloth sampling head on the sampling rod.

The existing sampling rod is of a single structure, and the holding part of the sampling rod is held by hands, so that the holding part is driven to rotate relatively by rotating for sampling. Therefore, the sampling rod should be held and the holding part should be rotated relatively, so that the holding is inconvenient in the sampling process, and the sampling is inconvenient.

In addition, when medical personnel took a sample from narrow and small positions such as human cavity, needed the left hand to hold lighting device, the right hand is held and is taken the sampling stick to will swing the head and go to observe, the sampling process need coordinate both hands and head, and it is comparatively inconvenient to take a sample.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an illumination type rotary sampling rod which can be used for conveniently and rotatably sampling without holding an additional illumination device and can be used for more conveniently sampling.

According to the embodiment of the first aspect of the invention, the illuminated rotary sampling rod comprises a shell, a rotating shaft, a driving strip, a sampling head and an illuminating structure, wherein the rotating shaft is rotatably connected to the shell, the driving strip is movably connected to the shell and is connected with the rotating shaft through a transmission mechanism, the driving strip is used for driving the rotating shaft to rotate, the sampling head is arranged at one end of the rotating shaft, the sampling head protrudes out of the shell, and the illuminating structure is arranged on the shell.

The illuminated rotary sampling rod provided by the embodiment of the invention has at least the following beneficial effects: the shell is held by the heart, and the driving strip is pushed by the thumb to move left or right, so that the rotating shaft drives the sampling head to rotate, the sampling head can rotate and wipe the sampled liquid, and the rotary sampling is more convenient; the composite lighting structure on the sampling rod, medical personnel only need the one-hand operation, and the sample is more convenient.

According to some embodiments of the invention, the transmission mechanism comprises a gear and a rack engaged with the gear, the gear is connected to the rotating shaft and is coaxial with the rotating shaft, and the rack is arranged on the driving strip. The structure is simple and compact by adopting a gear and rack transmission mode.

According to some embodiments of the invention, the lighting structure comprises a light bead and a button cell for providing operating power to the light bead.

According to some embodiments of the invention, a conductive closing strip is arranged on the driving strip, a first electrical contact and a second electrical contact are arranged on the shell, the first electrical contact is electrically connected with a first electrode of the lamp bead, one of a positive electrode and a negative electrode of the button battery is electrically connected with a second electrode of the lamp bead, the other one of the positive electrode and the negative electrode of the button battery is electrically connected with the second electrical contact, and the driving strip can move to an extreme position so that the conductive closing strip is electrically connected with the first electrical contact and the second electrical contact. A tighter and more delicate conductive structure.

According to some embodiments of the invention, an eccentric block is disposed on the rotating shaft at a position deviating from the axis of the rotating shaft, and the rack is disposed in the middle of the driving strip. After the rotating shaft rotates, the rotating shaft keeps rotating for a short time under the driving of the inertia of the eccentric block, and the sampling rod is taken to perform rotary sampling in the short time.

According to some embodiments of the invention, both ends of the driver blade protrude out of the housing and are provided with a push portion.

According to some embodiments of the invention, the push portion is a boss removably attached to an end of the driver blade, the boss for preventing the end of the driver blade from entering the housing.

According to some embodiments of the invention, the housing is provided with a grip. The shell vacates a certain space as the holding portion, makes the user can comfortably hold the sampling stick, and the holding portion generally sets up to optical axis or fits the palm.

According to some embodiments of the invention, the sampling head is removably connected to the shaft. The shell, the rotating shaft and the like can be repeatedly utilized, so that the environment is protected, the energy is saved, and the cost of medical instruments used by patients is reduced.

According to some embodiments of the invention, the sampling head is removably attached within a protective flexible sheath. When the new sampling head is not transferred to the rotating shaft, the protective soft sleeve is used for coating and retaining; the sampling head can be kept away through holding the protective soft sleeve, and then the sampling head can be assembled to the rotating shaft, and after the sampling head is connected to the rotating shaft, the soft protective soft sleeve can be easily taken down.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a sampling wand according to an embodiment of the present invention;

FIG. 2 is an exploded view of the sampling wand shown in FIG. 1;

FIG. 3 is a cross-sectional view of the sampling rod of FIG. 1 shown exploded;

FIG. 4 is a schematic circuit diagram of the illumination system of the sampling wand shown in FIG. 1;

fig. 5 is a schematic diagram showing the position distribution of the sleeve, the button cell and the metal end cap of the sampling rod shown in fig. 1.

The housing 100, the grip portion 110, the ring flange 120, the sleeve 130, the barrel bottom 131, the insulating ring 132, the barrel wall 133, the first electrical contact 140, and the second electrical contact 150;

a rotating shaft 200, an eccentric block 210;

a driving bar 300, a pushing part 310, a conductive closing bar 320;

a sampling head 400;

the transmission mechanism 500, the gear 510, the rack 520;

the lamp comprises a lighting structure 600, a lamp bead 610 and a button cell 620;

metal end cap 700, insulating layer 710.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 3, a sampling rod according to an embodiment of the first aspect of the present invention includes a housing 100, a rotating shaft 200, and a sampling head 400, wherein the rotating shaft 200 is rotatably connected to the housing 100, the sampling head 400 is disposed at one end of the rotating shaft 200, and the sampling head 400 protrudes out of the housing 100. When the housing 100 is held in the palm and the sampling rod is moved after the sampling head 400 comes into contact with the sampling destination, the sampling head 400 can roll and sample without a driving member.

The sampling head is wound with sampling cotton or sampling cloth and other materials.

Referring to fig. 2 and 3, in some embodiments of the present invention, the eccentric mass 210 is disposed on the rotating shaft 200 at a position offset from the axis of the rotating shaft 200. After the rotating shaft 200 rotates, the rotating shaft 200 keeps rotating for a short time under the inertia of the eccentric block 210, and the sampling rod is taken out for rotary sampling in the short time.

In some embodiments of the present invention, the end of the rotation shaft 200 away from the sampling head 400 is provided as a screw portion protruding out of the housing 100. By rotating the screwing part, the rotating shaft 200 can start to rotate, and then the sampling rod can be held to rotate for sampling.

In some embodiments of the present invention, the peripheral wall of the screwing part is provided with a concave-convex texture structure. Concave-convex grain structure can be applied force better, and it is also more powerful to rotate pivot 200, and pivot 200 can rotate the longer time under inertia.

Referring to fig. 1 to 3, in some embodiments of the present invention, the present invention further includes a driver blade 300, the driver blade 300 is connected to the spindle 200 through a transmission mechanism 500, and the driver blade 300 is configured to drive the spindle 200 to rotate. The palm holds the shell 100 and pushes the driving strip 300 with the thumb to move left or right, then the rotating shaft 200 drives the sampling head 400 to rotate, the sampling head 400 can rotate and wipe the sampled liquid, and the rotary sampling is more convenient.

Referring to fig. 1 to 3, in some embodiments of the present invention, the transmission mechanism 500 includes a gear 510 and a rack 520 engaged with the gear 510, the gear 510 is connected to the rotating shaft 200 and is coaxial with the rotating shaft 200, and the rack 520 is disposed on the driving bar 300. The structure is simple and compact by adopting a gear and rack transmission mode.

Referring to fig. 1 to 3, in some embodiments of the present invention, both ends of the driving strip 300 protrude out of the housing 100 and are provided with push portions 310.

Referring to fig. 1-3, in some embodiments of the present invention, the push portion 310 is a boss removably attached to the end of the driver blade 300, the boss being used to prevent the end of the driver blade 300 from digging into the housing 100.

In some embodiments of the present invention, at least one end of driver blade 300 protrudes out of housing 100 and is provided with a finger loop for pushing and pulling. The thumb is moved into the ring, and the driver blade 300 can be pushed or pulled, so that the driver blade 300 moves left or right.

Referring to fig. 1 to 3, in some embodiments of the present invention, a grip 110 is provided on the housing 100. The housing 100 has a space as a holding portion 110, so that a user can hold the sampling stick comfortably, and the holding portion 110 is generally configured as an optical axis or a palm-fitting manner. The holding part 110 is held by the right hand, the screwing part is stirred by the thumb or the screwing part is rotated by the left hand, the rotating shaft 200 drives the sampling rod to rotate, and then the sampling rod is held by the right hand to rotate for sampling.

Referring to fig. 3, in some embodiments of the present invention, the sampling head 400 is detachably connected to the rotation shaft 200. The shell 100, the rotating shaft 200 and the like can be repeatedly utilized, so that the environment is protected, the energy is saved, and the cost of medical instruments used by a patient is reduced.

In some embodiments of the present invention, the sampling head 400 is snap-fit or threaded to the shaft 200.

In some embodiments of the invention, the sampling head 400 is removably attached in a protective flexible sheath. When the new sampling head 400 is not called to the rotating shaft 200, the protective soft sleeve is used for coating and retaining; can separate liftoff taking the sampling head 400 of taking through holding the protection soft cover, and then can assemble the sampling head 400 in the pivot 200, the back is connected toward pivot 200 to the sampling head 400, and soft protection soft cover also can easily be taken off.

Referring to fig. 1-3, in some embodiments of the present invention, an illumination structure 600 is disposed on the housing 100. The composite lighting structure 600 on the sampling rod, medical personnel only need one-hand operation, and the sample is more convenient.

Referring to fig. 1-3, in some embodiments of the invention, the housing 100 includes a ring flange 120 disposed on a peripheral wall of the housing 100, and the illumination structure 600 is disposed on a side of the ring flange 120 facing the sampling head 400. Illumination structure 600 sets up the lower extreme at ring flange 120, and medical personnel can avoid light to penetrate eyes directly in the in-process of using the sampling stick.

In some embodiments of the present invention, the lighting structure 600 includes a phosphor block disposed on the housing 100. The fluorescent block is used on the sampling rod, so that the fluorescent block absorbs sunlight light in a normal state and can provide illumination when in use.

Referring to fig. 1-3, in some embodiments of the invention, the lighting structure 600 includes a light bead 610 and a button cell 620 for providing operating power to the light bead 610.

Referring to fig. 3 and 5, in some embodiments of the present invention, the present invention further includes a metal end cap 700 and a sleeve 130 disposed on the housing 100, the sleeve 130 includes a cylinder bottom 131, an insulating ring 132 and a cylinder wall 133, the cylinder bottom 131 and the cylinder wall 133 are made of a metal conductive material and are connected through the insulating ring 132, the button cell 620 is assembled in the sleeve 130, and the metal end cap 700 is screwed to the cylinder wall 133 and pushes the button cell 620, so that one electrode of the button cell 620 abuts against the cylinder bottom 131. A tighter and more elaborate button cell 620 power supply structure.

In some embodiments of the invention, the outside of the metal end cap 700 is provided with an insulating layer 710.

Referring to fig. 1 to 4, in some embodiments of the present invention, a conductive closing strip 320 is disposed on a driving strip 300, a first electrical contact 140 and a second electrical contact 150 are disposed on a casing 100, the first electrical contact 140 is electrically connected to a first electrode of a lamp bead 610, one of a positive electrode and a negative electrode of a button battery 620 is electrically connected to a second electrode of the lamp bead 610, the other one of the positive electrode and the negative electrode is electrically connected to the second electrical contact 150, and the driving strip 300 is movable to an extreme position, so that the conductive closing strip 320 is electrically connected to the first electrical contact 140 and the second electrical contact 150. A tighter and more delicate conductive structure.

Referring to fig. 1 to 3, the right end of the driving bar 300 is provided with a conductive closing bar 320, and the right end of the housing 100 is provided with the first and second

electrical contacts

140 and 150. It is understood that the left end of the driving bar 300 may also be provided with the conductive closing bar 320, and the left end of the housing 100 may also be provided with the first and second

electrical contacts

140 and 150.

Referring to fig. 1 and 3, the driving bar 300 moves to the left and moves to the extreme position, that is, the right end of the driving bar 300 is blocked, and the conductive closing bar 320 (at the right end of the driving bar 300) is electrically connected to the first electrical contact 140 and the second electrical contact 150, at this time, the driving bar 300 can not move to the left any more, and the lighting circuit is also closed to form a conductive loop.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. An illuminated rotary sampling wand comprising:

a housing (100);

a rotating shaft (200) rotatably connected to the housing (100);

the driving bar (300) is movably connected to the shell (100) and is connected with the rotating shaft (200) through a transmission mechanism (500), and the driving bar (300) is used for driving the rotating shaft (200) to rotate;

the sampling head (400) is arranged at one end of the rotating shaft (200), and the sampling head (400) protrudes out of the shell (100);

an illumination structure (600) disposed on the housing (100).

2. An illuminated rotary sampling rod according to claim 1, characterized in that the transmission mechanism (500) comprises a gear wheel (510) and a toothed rack (520) engaging with the gear wheel (510), the gear wheel (510) being connected to the spindle (200) and coaxial with the spindle (200), the toothed rack (520) being arranged on the driving bar (300).

3. Illuminated rotary sampling rod according to claim 1 or 2, characterized in that the illumination structure (600) comprises a lamp bead (610) and a button cell for providing the lamp bead (610) with an operating power supply.

4. The illuminated rotary sampling rod as recited in claim 3, wherein the driving strip (300) is provided with a conductive closing strip (320), the housing (100) is provided with a first electrical contact (140) and a second electrical contact (150), the first electrical contact (140) is electrically connected with a first electrode of the lamp bead (610), one of positive and negative electrodes of the button cell is electrically connected with a second electrode of the lamp bead (610), the other one of the positive and negative electrodes of the button cell is electrically connected with the second electrical contact (150), and the driving strip (300) is movable to an extreme position, so that the conductive closing strip (320) is electrically connected with the first electrical contact (140) and the second electrical contact (150).

5. An illuminated rotary sampling rod according to claim 2, characterized in that an eccentric mass (210) is provided on the shaft (200) at a position offset from the axis of the shaft (200), and the rack (520) is provided in the middle of the driving bar (300).

6. Illuminated rotary sampling rod according to claim 1 or 2, characterized in that the drive strip (300) protrudes with both ends out of the housing (100) and is provided with a push (310).

7. An illuminated rotary sampling wand according to claim 6, wherein the push part (310) is a boss detachably attached to the end of the drive strip (300), the boss being used to prevent the end of the drive strip (300) from entering the housing (100).

8. Illuminated rotary sampling rod according to claim 1 or 2, characterized in that the housing (100) is provided with a grip (110).

9. An illuminated rotary sampling rod according to claim 1 or 2, characterized in that the sampling head (400) is detachably connected to the spindle (200).

10. An illuminated rotary sampling wand according to claim 9, wherein the sampling head (400) is removably attached in a protective flexible sleeve.