CN213665551U - Drill bit for medical instrument - Google Patents
Drill bit for medical instrument Download PDFInfo
- Publication number
- CN213665551U CN213665551U CN202022033044.8U CN202022033044U CN213665551U CN 213665551 U CN213665551 U CN 213665551U CN 202022033044 U CN202022033044 U CN 202022033044U CN 213665551 U CN213665551 U CN 213665551U
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- annular groove
- sliding sleeve
- drill
- drill bit
- rod
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Abstract
The utility model discloses a drill bit for medical instruments, which comprises a drill rod and a drill bit connected with the head of the drill rod, wherein the drill rod is driven by a driving component; the drilling rod is close to one of drill bit and has served and seted up the annular groove, the sliding sleeve has been cup jointed on the annular groove, be equipped with the slide rail on the annular groove, the annular groove of slide rail top and below is equipped with the scale strip on the surface, the annular groove is kept away from and is equipped with the spring between one side of drill bit and the sliding sleeve, be equipped with two at least antiskid on the outer wall of sliding sleeve, antiskid includes connecting rod and butt non slipping spur, the one end of connecting rod is fixed on the sliding sleeve, the other end is connected with the butt non slipping spur, the butt non slipping spur is kept away from a terminal surface of connecting. The utility model relates to a rationally, convenient to use can clearly audio-visual the degree of depth of seeing out drilling when driling for fracture patient, makes the judgement drilling condition that medical staff can be timely, has alleviateed patient's misery, has reduced medical staff's the work degree of difficulty.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a drill bit for medical equipment.
Background
In clinical practice of bone surgery, when a wound of a patient suffering from traumatic fracture or bone injury is treated, due to the obstacle of muscle tissues around the wound, the depth and the width of the wound are difficult to directly determine by naked eyes, so that the drilling depth of bone holes is difficult to master when fracture reduction or drilling fixation is carried out, the diagnosis and treatment time is prolonged, great pain is caused to the patient, and the working difficulty of medical staff is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a drill bit for medical instrument solves and is restoreing or drilling when fixed, hardly masters the problem of the chisel drilling degree of depth in osseous hole carrying out the fracture.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a drill bit for medical apparatus, which comprises a drill rod and a drill bit connected with the head of the drill rod, wherein the drill rod is driven by a driving component which is arranged inside the drill rod; the drill rod is close to one end of the drill bit and is provided with an annular groove, the annular groove is sleeved with a sliding sleeve, the annular groove is horizontally provided with a sliding rail in sliding fit with the sliding sleeve, scale strips are arranged on the surface of the annular groove above and below the sliding rail, a spring is arranged between one side, away from the drill bit, of the annular groove and the sliding sleeve, the outer wall of the sliding sleeve is provided with at least two anti-skidding devices, each anti-skidding device comprises a connecting rod and an abutting anti-skidding block, one end of the connecting rod is fixed on the sliding sleeve, the other end of the connecting rod is connected with the abutting anti-skidding block, and one end face, away from the connecting rod, of the abutting anti-skidding block and the tip end.
And the tail part of the drill rod is provided with a palm rest.
One end face, far away from the connecting rod, of the abutting anti-skid block is designed into wavy grains.
The drill rod is driven by a driving assembly, and the driving assembly is arranged in the drill rod; the drill rod is close to one end of the drill bit and is provided with an annular groove, the annular groove is sleeved with a sliding sleeve, the annular groove is horizontally provided with a sliding rail in sliding fit with the sliding sleeve, scale strips are arranged on the surface of the annular groove above and below the sliding rail, a spring is arranged between one side, away from the drill bit, of the annular groove and the sliding sleeve, the outer wall of the sliding sleeve is provided with at least two anti-skidding devices, each anti-skidding device comprises a connecting rod and an abutting anti-skidding block, one end of the connecting rod is fixed on the sliding sleeve, the other end of the connecting rod is connected with the abutting anti-skidding block, and one end face, away from the connecting rod, of the abutting anti-skidding block and the tip end.
Furthermore, a palm rest is arranged at the tail part of the drill rod.
Furthermore, one end face, far away from the connecting rod, of the abutting anti-skid block is designed into wavy grains.
Furthermore, four anti-skid devices are arranged on the outer wall of the sliding sleeve, and the included angle between every two adjacent anti-skid devices is 90 degrees.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model relates to a rationally, convenient to use can clearly audio-visual the degree of depth of seeing out drilling when driling for fracture patient, makes the judgement drilling condition that medical staff can be timely, has alleviateed patient's misery, has reduced medical staff's the work degree of difficulty.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a schematic view of the structure of the drill for medical instruments;
FIG. 2 is a schematic structural view of the drill bit for medical device of the present invention in use;
description of reference numerals: 1. a drill stem; 2. a drill bit; 3. an annular groove; 4. a sliding sleeve; 5. a slide rail; 6. a scale bar; 7. a connecting rod; 8. abutting the anti-skid block; 9. a palm support; 10. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, a drill bit for medical instruments comprises a drill rod 1 and a drill bit 2 connected to the head of the drill rod 1, wherein the drill rod is driven by a driving assembly which is arranged inside the drill rod 1. The tail part of the drill rod 1 is provided with a palm support 9, and the palm support 9 is used for biasing to apply force.
An annular groove 3 is formed in one end, close to the drill bit 2, of the drill rod 1, a sliding sleeve 4 is sleeved on the annular groove 3, and a sliding rail 5 in sliding fit with the sliding sleeve 4 is horizontally arranged on the annular groove 3. And scale strips 6 are arranged on the surfaces of the annular grooves 3 above and below the sliding rails 5, and the drilling depth of the drill bit 2 is observed by utilizing the scale strips 6. A spring 5 is arranged between one side of the annular groove 3, which is far away from the drill bit 2, and the sliding sleeve 4, and the spring 5 is utilized to reset the sliding sleeve 4.
Four anti-slip devices are arranged on the outer wall of the sliding sleeve 4, and the included angle between every two adjacent anti-slip devices is 90 degrees. The anti-skidding device comprises a connecting rod 7 and a butt antiskid block 8, one end of the connecting rod 7 is fixed on the sliding sleeve 4, the other end of the connecting rod is connected with the butt antiskid block 8, one end face, away from the connecting rod 7, of the butt antiskid block 8 is located on the same plane with the tip end of the drill bit 2, and one end face, away from the connecting rod 7, of the butt antiskid block 8 is designed into raised grains.
The action process of the utility model is as follows:
during the use, the one end that has the raised grain with butt non slipping spur 8 supports on bone or meat, then makes the most advanced top of drill bit 2 on the bone to 1 application of force of drilling rod, observes the distance of sliding sleeve 4 rearward movement this moment, the scale of record this moment, then begins drilling, observes the distance of sliding sleeve 4 rearward movement, judges the degree of depth of drilling, takes out drill bit 2 from drilling after the drilling finishes, and spring 10 promotes on the initial position of sliding sleeve 4 to annular groove 3 leftmost end.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (4)
1. A drill for medical instruments, characterized in that: the drilling machine comprises a drilling rod (1) and a drill bit (2) connected to the head of the drilling rod (1), wherein the drilling rod is driven by a driving assembly, and the driving assembly is arranged inside the drilling rod (1); the drill rod (1) is close to one end of the drill bit (2) and is provided with an annular groove (3), the annular groove (3) is sleeved with a sliding sleeve (4), the annular groove (3) is horizontally provided with a sliding rail (5) in sliding fit with the sliding sleeve (4), the upper portion and the lower portion of the sliding rail (5) are provided with scale strips (6) on the surface of the annular groove (3), one side of the drill bit (2) far away from the annular groove (3) and a spring (10) arranged between the sliding sleeve (4), the outer wall of the sliding sleeve (4) is provided with at least two anti-skidding devices, each anti-skidding device comprises a connecting rod (7) and a butt anti-skidding block (8), one end of the connecting rod (7) is fixed on the sliding sleeve (4), the other end of the connecting rod is connected with the butt anti-skidding block (8), the butt anti-skidding block (8) far away from one end face of the connecting rod (7) and the tip of the drill bit On the face.
2. The drill for medical instruments according to claim 1, characterized in that: the tail part of the drill rod (1) is provided with a palm support (9).
3. The drill for medical instruments according to claim 1, characterized in that: one end face, far away from the connecting rod (7), of the abutting anti-skid block (8) is designed into wavy grains.
4. The drill for medical instruments according to claim 1, characterized in that: four anti-skid devices are arranged on the outer wall of the sliding sleeve (4), and the included angle between every two adjacent anti-skid devices is 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022033044.8U CN213665551U (en) | 2020-09-17 | 2020-09-17 | Drill bit for medical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022033044.8U CN213665551U (en) | 2020-09-17 | 2020-09-17 | Drill bit for medical instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213665551U true CN213665551U (en) | 2021-07-13 |
Family
ID=76748892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022033044.8U Active CN213665551U (en) | 2020-09-17 | 2020-09-17 | Drill bit for medical instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213665551U (en) |
-
2020
- 2020-09-17 CN CN202022033044.8U patent/CN213665551U/en active Active
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