CN106821453B

CN106821453B - Bone fragment collection device is implanted to orthopedics bone nail

Info

Publication number: CN106821453B
Application number: CN201710143371.9A
Authority: CN
Inventors: 李清山; 银毅; 丁冲
Original assignee: Individual
Current assignee: Li Qingshan
Priority date: 2017-03-11
Filing date: 2017-03-11
Publication date: 2020-01-17
Anticipated expiration: 2037-03-11
Also published as: CN106821453A

Abstract

The invention discloses a bone fragment collecting device for bone nail implantation in orthopedics department, and discloses a device for collecting bone nail discharge fragments through an air cavity when a bone nail is implanted. The dust collector is characterized in that one end of an upper shell is communicated with a gas pipe through a regulating valve, the upper shell is horn-shaped, a regulating knob is arranged on the regulating valve, a plurality of layers of breathable filter membranes are arranged in the upper shell in an equidistance mode, one end of the lower shell is communicated with the other end of the upper shell through a connecting buckle, a sealing gasket is arranged between the upper shell and the lower shell, a dust storage cavity is arranged in the lower shell, the lower shell is horn-shaped, one layer of absorbent cotton is arranged on the inner wall of the lower shell, a collecting device consists of a gas suction pipe, an adsorption port, a sealing sleeve, a connecting pipe, a sealing strip, a drilling cutting area and an air cavity, the inner side of the gas suction pipe is provided with a circle of adsorption port.

Description

Bone fragment collection device is implanted to orthopedics bone nail

Technical Field

The invention discloses a bone fragment collecting device for bone nail implantation in orthopedics, relates to a device for collecting bone fragments discharged by bone nails when bone nails are implanted in orthopedics, and belongs to the field of medical equipment. In particular to a device for collecting bone nail discharge scraps through an air cavity when a bone nail is implanted.

Background

At present, orthopedics doctor carries out the operation for the patient in the hospital, often need carry out the bone nail with patient's bone and implant, when the bone nail was implanted, need drive fixed rotatory cutting bone through the bone drill, simultaneously discharge the bone bits in the drilling, accomplish the implantation of bone nail, nevertheless need collect the bone bits that produce when drilling, be used for the treatment of epilogue, traditional method is simple washing only, do not collect the bone bits, the bone bits that the base member did not get rid of have been wasted to this method, and it is not comprehensive to wash, there is remaining bone bits, lead to the wound sequelae.

CN201410502579.1 discloses a structure for collecting skull broken drill bone fragments in neurosurgery, wherein the protective cover is connected with the fixed plate, the fixed plate is internally provided with a cavity, the protective cover is communicated with the cavity, the middle part of the protective cover is provided with a drill hole, the lower part of the fixed plate is communicated with the delivery pipe, the protective cover is located on one side of the protective cover, a gear is arranged in the protective cover, the protective cover is communicated with the delivery pipe, the protective cover and the gear are provided with a through cover hole in the middle part, the delivery pipe part located between the protective cover and the protective cover is telescopic, and the size of the cover hole is matched with that of the protective cover.

CN201020567078.9 discloses a bone drill and bone fragment collector for dental implant surgery, which comprises: the supporting component with a clamping part at one end and the tubular bone cutting drill with a plurality of cutting edges at the end part are provided, an introducing port which can introduce the cutting objects into the inner cavity of the tubular bone cutting drill is arranged between the plurality of cutting edges, and the bone cutting drill is characterized in that: the tubular bone cutting drill is internally provided with a bone fragment collecting piece which consists of a tubular body and a one-way valve fixedly arranged at one end of the tubular body.

CN201420236101.4 discloses a bone fragment collector, main part inner chamber bottom are connected with the filter screen, and the top of main part is the mixed liquid entrance, and its characteristics lie in: the filter screen is a conical body, the lower end of the filter screen is connected with a lower end cover, the lower end cover is connected with the main body through threads, and the middle part of the lower end cover is provided with a liquid outlet; the top angle of the filter screen cone is 30-60 degrees.

Above these bone fragments collectors, although can both collect the bone fragments in surgical operation, wherein the function is all fairly simple, in the design, all through a tubule, after drilling, collect the bone fragments, need the accent direction that does not stop during the collection, and collect other regional blood flesh very easily, it is strong to collect the position scope limitation, and all do not suitable to carry out the bone fragments when being used in the drilling of bone nail implantation and collect.

CN201611059242.3 discloses a negative pressure suction apparatus accessory with bone fragment collecting function, which is connected between a suction apparatus head and a suction leather strap, and comprises: the suction device comprises an outer body part and an inner body part, wherein the inner body part is sleeved inside the outer body part, a cavity for water flow to pass through is formed between the outer wall of the inner body part and the inner wall of the outer body part, a filter screen for collecting bone fragments is arranged in the inner body part, the filter screen is communicated with the cavity, one end, extending into the outer body part, of the suction device head is connected with one end of the inner body part, and a suction leather strap is connected with the other end of the outer body part, so that water flow entering the negative pressure suction device accessory through the suction device head is filtered through the filter screen and then flows into the suction leather strap through the inner body. Although the vacuum suction apparatus is used, the design of the suction apparatus head does not consider the balanced use of the vacuum suction apparatus to air in the use process, and the local suction airflow is too large, which can affect the body of a patient and the operation.

Disclosure of Invention

In order to improve the situation, the invention provides a bone fragment collecting device for bone nail implantation in orthopedics department, which is a device for collecting bone nail discharge fragments through an air cavity when a bone nail is implanted. Simple structure, convenience and practicality.

The invention relates to a bone fragment collecting device for bone nail implantation in orthopedics, which is realized as follows: the invention relates to a bone chip collecting device for bone nail implantation in orthopedics department, which comprises a main body device and a collecting device, wherein the main body device comprises a lower shell, a breathable filter membrane, an adjusting knob, an air pipe, an adjusting valve, an upper shell, a connecting buckle and a chip storage cavity, one end of the upper shell is communicated with the air pipe through the adjusting valve, the upper shell is in a horn shape, the adjusting knob is arranged on the adjusting valve, a plurality of layers of breathable filter membranes are equidistantly arranged in the upper shell, one end of the lower shell is communicated with the other end of the upper shell through the connecting buckle, a sealing gasket is arranged between the upper shell and the lower shell, the chip storage cavity is arranged in the lower shell, the lower shell is in the horn shape, a layer of absorbent cotton is arranged on the inner wall of the lower shell, the collecting device comprises an air suction pipe, an absorption port, a sealing gasket, a, the breathing pipe outline is circular, and the drill chip district is located the breathing pipe, the drill chip district is circular, and with breathing pipe outline decentraction, the sealing strip is arranged in on the breathing pipe bottom, the sealing strip is made by the aquogel material, and connecting pipe one end slant is arranged in on breathing pipe one side edge, and is linked together with the breathing pipe, the connecting pipe is located breathing pipe inner circle centre of a circle and outer lane centre of a circle place on the straight line, and the connecting pipe other end is arranged in the inferior valve internally, and the seal cover is arranged in between connecting pipe and the inferior valve body, the. Furthermore, in order to better improve the service efficiency of the collecting device, a second design can be provided, wherein the drilling cutting area is arranged to be oval and is not coincident with the axis of the outer contour of the air suction pipe.

When the bone nail injection device is used, the sealing strip is attached to the base body on the outer ring of the bone nail injection point, the injection point is positioned at the central position of a drilling cutting area, the air pipe is communicated with an external air suction pump, the opening degree of the adjusting valve is controlled through the adjusting knob, the air flow is further controlled, then the bone nail injection is started, when the bone nail is screwed in, bone chips and blood are mixed and discharged along the bone nail, condensate of the bone chips and the blood is formed at the injection point, at the moment, the condensate is sucked into the air suction pipe from the adsorption port, the connecting pipe extracts a mixture of gas and condensate in the air cavity into the lower shell, the condensate is deposited in the chip storage cavity under the blocking of the air permeable filter membrane, the later-period use is facilitated, the gas passes through the air permeable filter membrane and is discharged from the air pipe, when the condensate is too tenacious, the air flow can be changed through the adjusting knob, the lighting lamp strip can be, the sealing strip is designed to suck blood flesh outside an implanted point during suction to cause injury, when the first design is adopted, the drilling cutting area is designed to be circular, the application range is small, but the design that the circle center of the inner ring of the air suction pipe and the circle center of the outer ring are not concentric can balance the distance from the adsorption port to the connecting pipe in all directions, the influence on the body of a patient due to overlarge local suction airflow can be avoided, the operation effect is improved, when the second design is adopted, the drilling cutting area is designed to be oval, the requirements of different bone shapes can be met, the adaptability is wider, the drilling cutting area and the outer contour axis of the air suction pipe are designed in a non-coincident mode, the distance from the adsorption port to the connecting pipe in all directions can be better balanced, the overlarge local suction airflow is avoided, the influence on the body of the patient is avoided, the operation effect is improved, the upper shell is designed to, the lower shell is in a trumpet-shaped design so as to deposit bone fragments, so that the upper shell and the lower shell need to be matched for use, but the functions are not consistent. Go up the casing and put sealed the pad down between the casing in order to guarantee the pressure of whole suction pump, the design of ventilative film multilayer avoids the bone bits to break through ventilative film, the design of putting the one deck cotton wool on the internal wall of inferior valve is in order to carry out the adhesion with sedimentary bone bits, the sealing strip is by the design of aquogel material increase the leakproofness, the design of connecting pipe for copper material is convenient for clean, change, reaches and carries out the purpose that the full angle was collected to the bone bits when the bone nail was implanted.

Has the beneficial effects.

The structure is simple, and the device is convenient and practical.

Secondly, the cost is low, and the popularization is easy.

And thirdly, the bone fragment collecting efficiency can be improved.

Drawings

FIG. 1 is a schematic structural view of a bone fragment collecting device for bone nail implantation in orthopedics department.

FIG. 2 is a perspective view of a first design of a collecting device of the bone fragment collecting device for bone nail implantation in orthopedics according to the present invention.

FIG. 3 is a perspective view of a second embodiment of a collecting device for bone fragment collecting device for bone nail implantation in orthopedics according to the present invention.

In the attached drawings

Wherein the parts are: the device comprises an air suction pipe (1), an adsorption port (2), a sealing sleeve (3), a lower shell (4), a breathable filter membrane (5), an adjusting knob (6), an air pipe (7), an adjusting valve (8), an upper shell (9), a connecting buckle (10), a chip storage cavity (11), a connecting pipe (12), a sealing strip (13), a drilling cutting area (14) and an air cavity (15).

The specific implementation mode is as follows:

the invention relates to a bone fragment collecting device for bone nail implantation in orthopedics, which is realized by attaching a sealing strip (13) to a base body on the outer ring of a bone nail implantation point when in use, so that the implantation point is positioned at the central position of a drilling cutting area (14), communicating an air pipe (7) with an external air suction pump, controlling the opening degree of an adjusting valve (8) through an adjusting knob (6), further controlling the air flow, then starting to implant the bone nail, mixing bone fragments and blood water along the bone nail when the bone nail is screwed in, forming condensation matters of the bone fragments and the blood water at the implantation point, sucking the condensation matters into an air suction pipe (7) (1) from an adsorption port (2), pumping a mixture of gas and the condensation matters in an air cavity (15) through a connecting pipe (12), entering a lower shell (4), depositing the condensation matters in a fragment storage cavity (11) under the blocking of an air permeable filter membrane (5), and facilitating later use, the gas passes through the breathable filter membrane (5) and is discharged from the trachea (7), when the condensate is too tenacious, the airflow flow can be changed through the adjusting knob (6), the lighting lamp strip can be installed on the air suction pipes (7) and (1) in a matched mode to provide better lighting for bone fragment collection, the sealing strip (13) is designed to suck blood flesh outside an implanted point during suction to cause injury, when the first design is adopted, the drilling cutting area (14) is designed to be circular, the application range is small, but the distance from each direction of the adsorption port (2) to the connecting pipe (12) can be balanced by the design that the circle center of the inner ring and the circle center of the outer ring of the air suction pipes (7) and (1) are not concentric, the local too large sucked airflow can be avoided, the influence on the body of a patient can be caused, the operation effect can be improved, when the second design is adopted, the drilling cutting area (14) is designed to be elliptical, the requirements, the drill chip zone is wider in adaptability, the drill chip zone (14) and the air suction pipe (7) (1) are designed in a non-coincident mode, the distances from the adsorption port (2) to the connecting pipe (12) in all directions can be better balanced, the phenomenon that local suction airflow is too large and influences are caused on the body of a patient is avoided, the operation effect is improved, the upper shell (9) is in a horn-shaped design and is used for collecting air, the lower shell (4) is in a horn-shaped design and is used for depositing bone chips, and therefore the upper shell (9) and the lower shell (4) need to be matched for use, but the played functions are not consistent. Go up casing (9) and put sealed the pad down and be in order to guarantee the pressure of whole suction pump between casing (4), the design of ventilative film multilayer is avoided the bone bits to break through ventilative film, the design of putting the one deck cotton wool on casing (4) inner wall down is in order to carry out the adhesion with the bone bits of deposit, sealing strip (13) are by the design of aquogel material increase leakproofness, connecting pipe (12) are convenient for clean, change for the design of copper material, reach and carry out the purpose that the full angle was collected to the bone bits when the bone nail was implanted.

Claims

1. The utility model provides an orthopedics bone nail implants bone bits collection system which characterized by: the device comprises a main body device and a collecting device, wherein the main body device comprises a lower shell, an air permeable filter membrane, an adjusting knob, an air pipe, an adjusting valve, an upper shell, a connecting buckle and a scrap storage cavity, one end of the upper shell is communicated with the air pipe through the adjusting valve, the adjusting knob is arranged on the adjusting valve, the multiple layers of air permeable filter membranes are equidistantly arranged in the upper shell, one end of the lower shell is communicated with the other end of the upper shell through the connecting buckle, a sealing gasket is arranged between the upper shell and the lower shell, the scrap storage cavity is arranged in the lower shell, a layer of absorbent cotton is arranged on the inner wall of the lower shell, the collecting device comprises an air suction pipe, an adsorption port, a sealing gasket, a connecting pipe, a sealing strip, a drilling cutting area and an air cavity, a circle of adsorption port is arranged on the inner side of the, and be linked together with the breathing pipe, it is internal that the connecting pipe other end is arranged in down, the seal cover is arranged in between connecting pipe and the lower casing, go up casing and casing needs the cooperation to use down, but the function that plays is inconsistent again, during the use, laminate the sealing strip and the base member of bone nail implantation point outer lane mutually for the implantation point is located drill chip district central point and puts, is linked together trachea and outside aspiration pump, through adjust knob control regulating valve aperture, and then control air flow, then begin to carry out the bone nail implantation, when the bone nail was screwed in, bone bits and blood water mix along the bone nail discharge.

2. The device of claim 1, wherein the cutting area is circular and is not concentric with the outer contour of the suction tube.

3. The device of claim 1, wherein the cutting area is configured to be oval and not concentric with the outer circumference of the suction tube.

4. The device of claim 1, wherein the connection tube is located on a straight line between the center of the inner ring and the center of the outer ring of the suction tube.

5. The device for collecting bone fragments generated in the process of implanting bone nails of claim 1 or 4, wherein the outer contour of the suction tube is circular.

6. The device of claim 5, wherein the connecting tube is made of copper.

7. The device of claim 1, wherein the upper housing is flared.

8. The device of claim 1, wherein the lower housing is flared.

9. The device of claim 1, wherein the sealing strip is made of hydrogel material.