CN109771206B - Prone position support frame for puncture biopsy under CT guidance - Google Patents
Prone position support frame for puncture biopsy under CT guidance Download PDFInfo
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- CN109771206B CN109771206B CN201910207435.6A CN201910207435A CN109771206B CN 109771206 B CN109771206 B CN 109771206B CN 201910207435 A CN201910207435 A CN 201910207435A CN 109771206 B CN109771206 B CN 109771206B
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- 238000001574 biopsy Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 210000003128 head Anatomy 0.000 claims abstract description 57
- 210000001061 forehead Anatomy 0.000 claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 210000001015 abdomen Anatomy 0.000 claims description 43
- 210000004373 mandible Anatomy 0.000 claims description 8
- 238000013188 needle biopsy Methods 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000001815 facial effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 7
- 238000009423 ventilation Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The invention discloses a CT-guided puncture biopsy prone position support frame, which comprises a head support frame, wherein the head support frame comprises an upper support plate, a forehead support block is fixed on the front side of the upper support plate, a lower jaw support block is fixed on the rear side of the upper support plate through a moving and positioning mechanism, a left support block is fixed on the left side of the upper support plate through a moving and positioning mechanism, a right support block is fixed on the right side of the upper support plate through a moving and positioning mechanism, and the inner side lines of the forehead support block, the lower jaw support block, the left support block and the right support block are all arc lines; the middle part of the upper supporting plate is provided with an air hole; the head support frame is characterized by further comprising a shoulder peripheral support frame, wherein the shoulder peripheral support frame comprises two shoulder peripheral support plates which are connected with the head support frame in a sliding manner and move left and right. The invention can meet the supporting requirement of patients with different facial forms in the prone position examination process. The invention is suitable for the patient to use when the body is in a prone position and the arms are arranged below the head when performing CT guided puncture biopsy, and is used for supporting the body.
Description
Technical Field
The invention belongs to the technical field of medical auxiliary instruments, and particularly relates to a puncture biopsy prone position support frame under CT guidance.
Background
When a patient performs a puncture biopsy under CT guidance, the patient needs to lie prone on a CT examination table, and the patient needs to place an arm below the face of the patient to avoid affecting the normal examination process. Because the patient directly prone on the sickbed or the treatment bed, the patient can feel very painful when the face is inclined to one side for a long time, and the arm is easy to have poor blood circulation and tingle even if the patient presses down for a long time on the face, and the prone position can not be kept for a long time for examination, the patient in the prone position needs to be supported to a certain extent, so that the smooth examination can be ensured. Prone position support among the prior art has following not enough: 1. the head support frame for supporting the head consists of an upper support block and a lower support block, and is lack of support on two sides of the face, so that comfort level is poor in use, downward pressure of the face is concentrated on the upper support block and the lower support block, and indentation is easily caused on the face; 2. the shape of the existing head support frame is always fixed, so that the existing head support frame is not suitable for patients with different facial forms, and the using feeling is poor; 3. the ventilation performance is poor, only a single narrow ventilation channel is not beneficial to ventilation, and the patient can easily breathe unsmoothly; 4. in the prior art, most of the adjustable supporting blocks in the head supporting frame adopt a screw thread adjusting mode of bolts and nuts, and the adjusting mode is slower in actual use and can not move the supporting blocks to the using position quickly; 5. when performing CT guided needle biopsy, the arm of the patient needs to be bent forward to the lower part of the head, and the shoulder circumference (shoulder peak) lacks support due to the clearance between the armpit and the CT examination bed, and a cushion for supporting the arm of the patient is adopted in the prior art, so that the support for the shoulder circumference of the patient is still lacking, and the shoulder circumference is easily damaged; 6. the arm pad in the prior art is often arranged independently and is not connected with the head support frame, so that the arm pad is often dropped and lost.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a puncture biopsy prone position support frame under CT guidance so as to meet the support needs of patients with different facial forms in the prone position examination process.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the utility model provides a puncture biopsy prone position support frame under CT guide, including the head support frame, the head support frame includes the upper backup pad, upper backup pad front side fixedly connected with is sunken forehead supporting shoe forward, upper backup pad rear side is fixed with along the lower jaw supporting shoe of back and forth slip and sunken backward through moving positioning mechanism, upper backup pad left side is fixed with the left side supporting shoe that can slide left and right and sunken left through moving positioning mechanism, upper backup pad right side is fixed with the right side supporting shoe that can slide left and right and sunken right through moving positioning mechanism, forehead supporting shoe, lower jaw supporting shoe, left side supporting shoe, the inner limit of right side supporting shoe is the arc line; the middle part of the upper supporting plate is provided with an air hole; the shoulder support frame comprises two shoulder support plates which are connected with the head support frame in a sliding manner and move left and right, and an underarm support block used for supporting the underarm is fixed on the shoulder support plates.
As an improvement of the invention, the head support frame also comprises a lower support plate connected with the upper support plate through a height adjusting mechanism, and an arm accommodating space capable of enabling an arm to extend into and accommodate the arm is arranged between the upper support plate and the lower support plate.
As a further improvement of the invention, the shoulder part supporting plate is connected with an armpit supporting base capable of moving back and forth through a moving positioning mechanism, and an armpit supporting block is fixedly connected above the armpit supporting base through a height adjusting mechanism.
As a still further improvement of the present invention, an abdomen support frame for supporting an abdomen is further included, the abdomen support frame including an abdomen support plate and an abdomen support block, the abdomen support plate and the abdomen support block being connected by a height adjusting mechanism.
As a further improvement of the invention, the height adjusting mechanism comprises an upper sleeve and a lower sleeve, wherein corresponding positioning holes are formed in the upper sleeve and the lower sleeve along the height direction, the lower sleeve is sleeved in the upper sleeve, and the positioning pins penetrate through the positioning holes of the upper sleeve and the lower sleeve to position the upper sleeve and the lower sleeve at the same time; the upper sleeve and the lower sleeve at the shoulder periphery support frame are respectively and fixedly connected to the armpit supporting block and the armpit supporting base, the upper sleeve and the lower sleeve at the head support frame are respectively and fixedly connected to the upper support plate and the lower support plate, and the upper sleeve and the lower sleeve at the abdomen support frame are respectively and fixedly connected to the abdomen supporting block and the abdomen support plate.
As a still further improvement of the present invention, the moving positioning mechanism adopts any one of the following structures:
A. the movable positioning mechanism comprises a sliding rail and a sliding block, the sliding rail at the shoulder and periphery supporting frame is arranged on the shoulder and periphery supporting plate, and the sliding block is fixedly connected with the lower surface of the underarm supporting base; the sliding rail at the head support frame is arranged on the upper support plate, the lower surfaces of the mandible support block, the left support block and the right support block are fixedly connected with sliding blocks, the sliding rail comprises sliding grooves and positioning grooves which are arranged at intervals along the length direction of the sliding grooves and communicated with the sliding grooves, and the width of the positioning grooves is larger than that of the sliding grooves; the sliding block comprises a positioning block, a sliding block and a limiting block in sequence from top to bottom in the height direction, the limiting block is arranged below the sliding groove, the width of the limiting block is larger than that of the positioning groove, the width of the positioning block is larger than that of the sliding block, the positioning block is limited in the positioning groove, the sliding block can be accommodated in the sliding groove and the positioning groove, the width of the positioning block is larger than that of the sliding groove, when the upper surface of the limiting block is contacted with the bottom surface of the sliding groove or the positioning groove, the bottom surface of the positioning block is higher than the top surface of the positioning groove, and the sliding block slides in the sliding rail;
B. the movable positioning mechanism comprises a clamping block and at least 1 clamping groove clamped with the clamping block along the moving direction, the clamping block at the shoulder periphery support frame is fixedly connected to the lower surface of the underarm support base, and the clamping groove is formed in the shoulder periphery support plate; the fixture block fixed connection of head support frame department is in lower jaw supporting shoe, left side supporting shoe, right side supporting shoe lower surface, and the draw-in groove is seted up in the backup pad.
As a further improvement of the invention, the upper surfaces of the armpit supporting blocks and the abdomen supporting blocks are all arc curved surfaces.
As an improvement of the invention, an acute angle inclined upwards to the horizontal plane is formed between the upper surface of the upper support plate and the horizontal plane, and the upper surface of the shoulder peripheral support plate is parallel to the upper surface of the upper support plate.
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
according to the invention, the head support frame and the shoulder periphery support are arranged, so that the head and the shoulder periphery of a patient in a prone position in CT-guided puncture biopsy can be supported, the patient can maintain the prone position for a long time, and the smooth examination is ensured;
the forehead support block, the mandible support block, the left support block and the right support block can respectively support the forehead, the mandible, the left face and the right face of the face by arranging the forehead support block, the mandible support block, the left support block and the right support block in the head support frame, so that the pressure of the face can be dispersed on each support block, and the indentation of the face by each support block can be reduced or even avoided; each supporting block can adjust the position according to different facial forms, and has wide applicability and good comfort; the edge lines of the supporting blocks are arc lines, so that the shape enclosed by the supporting blocks is the same as the face shape, ventilation can be better, and the face can be better supported;
the invention has good ventilation, the four support blocks are mutually spaced, air can circulate from different directions to the middle, and the through holes formed in the middle of the upper support plate also enable the air above the upper support plate to circulate to the lower side, so that the ventilation is strong, and the occurrence of unsmooth breathing of a patient is avoided;
the upper support plate of the head support frame is obliquely arranged, so that the comfort of a patient in prone position can be improved, and the unsmooth blood circulation caused by the pressed arm is avoided by arranging the arm accommodating space, so that the arm is easily placed at the lower end of the head for a long time, and the smooth examination is ensured;
the shoulder periphery support frame can support the shoulder periphery by supporting the armpits, so that the damage of the shoulder periphery is avoided; by slidably connecting the two shoulder circumference support plates with the head support frame, not only the falling and the loss of the shoulder circumference support frame can be avoided, but also the shoulder circumference support blocks are easy to automatically slide under the thrust of the shoulder after being contacted with the shoulder circumference of a patient so as to adjust the distance between the two shoulder circumference support plates, so that the optimal support position can be found;
the shoulder circumference supporting frame disclosed by the invention not only can adjust the distance between the two shoulder circumference supporting blocks, but also can adjust the distance between the shoulder circumference supporting blocks and the head supporting frame, and also can adjust the height of the shoulder circumference supporting blocks, so that the positions of the shoulder circumference supporting blocks can be adjusted from different directions according to the use requirements of patients, and the use effect is good;
the abdomen support frame is also arranged, and the heights of the head support frame and the shoulder support frame can lift the head and the shoulders of a patient upwards, so that the abdomen support frame is arranged to support the abdomen to a certain extent in order to ensure that the head, the shoulders and the abdomen are in the same straight line and avoid excessive extrusion of the abdomen, and the abdomen support frame can be adjusted in height according to the height of the head support frame so as to meet the use requirement;
the height adjusting mechanism is quick and convenient to use and has good stability;
compared with the prior art that threads are utilized to move, the movable positioning mechanism provided by the invention has the advantages that adjustment is more flexible and quick through sliding during use, and the movable positioning mechanism has good stability after positioning and is simple to operate.
The invention is suitable for the patient to use when the body is in a prone position and the arms are arranged below the head when performing CT guided puncture biopsy, and is used for supporting the body.
Drawings
The invention will be described in more detail below with reference to the accompanying drawings and specific examples.
FIG. 1 is a top view showing the structural relationship of a head support frame and a shoulder support frame according to an embodiment of the present invention;
FIG. 2 is a right side view of the structural relationship of the head support and the shoulder support according to the embodiment of the present invention;
FIG. 3 is a schematic diagram of a type A mobile positioning mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a type B mobile positioning mechanism according to an embodiment of the present invention;
fig. 5 is a schematic structural view of an abdomen support frame according to an embodiment of the present invention.
In the figure: 1. an upper support plate; 2. a lower support plate; 31. a slide rail; 32. a slide block; 33. a sliding groove; 34. a positioning groove; 35. a positioning block; 36. a sliding block; 37. a limiting block; 38. a clamping block; 39. a clamping groove; 4. a height adjusting mechanism; 41. an upper sleeve; 42. a lower sleeve; 43. positioning holes; 44. a positioning pin; 5. forehead support blocks; 6. a mandibular support block; 7. a left side support block; 8. a right side support block; 9. ventilation holes; 10. a shoulder peripheral portion support plate; 11. an underarm support block; 12. an underarm support base; 13. an arm accommodation space; 14. an abdomen support plate; 15. an abdomen support block.
Detailed Description
Example 1A prone position support for CT-guided needle biopsy
As shown in fig. 1 to 5, the present embodiment includes a head support, a shoulder peripheral support, and an abdomen support.
1. Head support
The head support is used for supporting the head of a patient in a prone position and can accommodate arms below the head. The head support comprises an upper support plate 1, a lower support plate 2, a movable positioning mechanism and a height adjusting mechanism 4.
(1) Movable positioning mechanism
The movable positioning mechanism adopts any one of the following structures:
A. slide rail 31 and slide block 32
The moving and positioning mechanism comprises a sliding rail 31 and a sliding block 32, wherein the sliding rail 31 comprises a sliding groove 33 and a positioning groove 34. Referring to fig. 1, the sliding groove 33 is a rectangular through groove, and the length extending direction of the sliding groove 33 is the moving direction of the slider 32. At least one positioning groove 34 is arranged at intervals in the length direction of the sliding groove 33, the positioning groove 34 is a rectangular groove, the positioning groove 34 is communicated with the sliding groove 33, and as shown in fig. 1, the width m of the positioning groove 34 is larger than the width n of the sliding groove 33.
The sliding block 32 is a block with a rectangular cross section, as shown in fig. 3, the sliding block 32 sequentially comprises a positioning block 35, a sliding block 36 and a limiting block 37 which are integrally formed from top to bottom in the height direction, the width x of the positioning block 35 is larger than the width y of the sliding block 36, the width x of the positioning block 35 is larger than the width n of the sliding groove 33, but the width x of the positioning block 35 is smaller than or equal to the width m of the positioning groove 34, the width y of the sliding block 36 is smaller than the width of the sliding groove 33, the width z of the limiting block 37 is larger than the width m of the positioning groove 34, the limiting block 37 is arranged below the positioning groove 34 and the sliding groove 33, and the limiting block 37 has the function of preventing the sliding block 32 from being separated from the sliding rail 31.
Thus, when the lower surface of the part fixedly connected to the upper part of the positioning block 35 contacts with the upper surface of the positioning groove 34, the part fixedly connected to the upper part of the positioning block 35 is clamped onto the upper surface of the positioning groove 34, and the positioning block 35 is limited in the positioning groove 34, the sliding block 36 is accommodated in the sliding groove 33 and the positioning groove 34; when the positioning block 35 moves upward away from the positioning groove 34, the bottom surface of the positioning block 35 is higher than the top surface of the positioning groove 34, i.e. the positioning block 35 leaves the positioning groove 34, the positioning groove 34 does not limit the positioning block 35 any more, and the sliding block 36 can slide in the sliding groove 33 and the positioning groove 34, i.e. the sliding block 32 slides in the sliding rail 31, at this time, the limiting block 37 is limited at the lower ends of the sliding groove 33 and the positioning groove 34, so that the sliding block 32 cannot be separated from the sliding rail 31.
B. The clamping block 38 and the clamping groove 39
The moving and positioning mechanism comprises a clamping block 38 and a clamping groove 39. As shown in fig. 4, at least 1 clamping groove 39 is arranged at intervals along the moving direction, the clamping blocks 38 are matched with the shape of the clamping groove 39, and the clamping blocks 38 can be clamped in the clamping groove 39 and taken out from the clamping groove 39.
(2) Upper support plate 1
The upper support plate 1 is square plate-shaped, and an acute angle is formed between the upper surface of the upper support plate 1 and the horizontal plane, and the upper support plate 1 is inclined above the horizontal plane, referring to fig. 2, that is, when the head of the patient is placed on the upper support plate 1, the head of the patient is slightly lifted upward.
The forehead support block 5, the mandible support block 6, the left support block 7 and the right support block 8 in this section are all described with reference to the top, bottom, left and right of fig. 1, the forehead support block 5 is fixedly connected to the front side of the upper support plate 1, the mandible support block 6 is fixed to the rear side of the upper support plate 1 through a moving positioning mechanism, and the left side and the right side of the upper support plate 1 are respectively fixed with the left support block 7 and the right support block 8 through a moving positioning mechanism.
The forehead supporting block 5 is used for supporting the forehead of a patient, the forehead supporting block 5 is fastened on the upper supporting plate 1 in a threaded connection mode, the forehead supporting block 5 is sunken to the front side, and the shape in the figure 1 is referred to, so that the inner edge of the forehead supporting block 5 is an arc line and is an arc line protruding to the front side, and in this way, the inner edge of the forehead supporting block 5 in contact with the face is more attached to the radian of the face.
The lower jaw supporting block 6 is arranged opposite to the forehead supporting block 5, the lower jaw supporting block 6 is used for supporting the lower jaw of a patient, the lower jaw supporting block 6 is fixed on the upper supporting plate 1 through a moving positioning mechanism, when the moving positioning mechanism in A type is adopted, the sliding rail 31 is arranged on the upper supporting plate 1 to extend along the front and rear direction, so that the sliding block 32 fixed on the lower surface of the lower jaw supporting block 6 can slide and be positioned on the sliding rail 31 along the front and rear direction; when the B-type movable positioning mechanism is adopted, the clamping groove 39 is formed in the upper support plate 1 and extends along the front-back direction, so that the clamping blocks 38 fixed on the lower surface of the mandibular support block 6 can be fixed in the clamping grooves 39 at different positions. Therefore, the spacing between the mandible support block 6 and the forehead support block 5 can be adjusted according to the face shape of the patient under the action of the movable positioning mechanism. The mandibular support block 6 is recessed to the rear side, referring to the shape in fig. 1, such that the inner edge line of the mandibular support block 6 is an arc line and is an arc line protruding to the rear side, so that the inner edge line of the mandibular support block 6 contacting the face more conforms to the curvature of the face.
The left support block 7 is arranged on the left side of the upper support plate 1 and is used for supporting the left face of a patient, the left support block 7 is fixed on the upper support plate 1 through a moving positioning mechanism, and when the moving positioning mechanism in the A type is adopted, the slide rail 31 is arranged on the upper support plate 1 to extend along the left and right directions, so that the slide block 32 fixed on the lower surface of the left support block 7 can slide and be positioned on the slide rail 31 along the left and right directions; when the moving and positioning mechanism in the B type is adopted, the clamping groove 39 is formed in the upper supporting plate 1 and extends along the left-right direction, so that the clamping blocks 38 fixed on the lower surface of the left supporting block 7 can be fixed in the clamping grooves 39 at different positions. Therefore, the left support block 7 can adjust the distance between the left support block 7 and the right support block 8 according to the face size of the patient under the action of the moving and positioning mechanism. The left side supporting block 7 is recessed to the left side, referring to the shape in fig. 1, such that the inner edge line of the left side supporting block 7 is an arc line, and is an arc line protruding to the left side. Thus, the inner edge line of the left support block 7 contacting the face is more fitted to the curvature of the face.
The right support block 8 is arranged on the right side of the upper support plate 1 and is opposite to the left support block 7 and used for supporting the right face of a patient, the right support block 8 is fixed on the upper support plate 1 through a moving positioning mechanism, and when the moving positioning mechanism in A types is adopted, the sliding rail 31 is arranged on the upper support plate 1 to extend along the left and right directions, so that the sliding block 32 fixed on the lower surface of the right support block 8 can slide and be positioned on the sliding rail 31 along the left and right directions; when the moving and positioning mechanism in the B type is adopted, the clamping groove 39 is formed in the upper supporting plate 1 and extends along the left-right direction, so that the clamping blocks 38 fixed on the lower surface of the right supporting block 8 can be fixed in the clamping grooves 39 at different positions. Therefore, the right side supporting block 8 can adjust the distance between the left side supporting block 7 and the right side supporting block 8 according to the face shape of the patient under the action of the moving and positioning mechanism. The right side supporting block 8 is recessed to the right side, referring to the shape in fig. 1, such that the inner edge line of the right side supporting block 8 is an arc line, and is an arc line protruding to the right side. Thus, the inner edge line of the right support block 8 contacting the face is more fitted to the curvature of the face.
The middle part of the upper supporting plate 1 is provided with the air holes 9, the air holes 9 are through holes, the shape of the air holes 9 can be round or square, and of course, the air holes 9 can be in any other shape, and the air at the upper part of the upper supporting plate 1 and the air at the lower part of the upper supporting plate 1 can flow mutually, and the air at the gaps of each supporting block can flow into the lower part of the upper supporting plate 1 through the air holes 9.
(3) Lower support plate 2
The lower support plate 2 is square plate-shaped, and the lower support plate 2 is positioned below the height of the upper support plate 1, namely, the upper support plate 1 is higher than the lower support plate 2. The upper support plate 1 is connected with the lower support plate 2 through a height adjusting mechanism 4. The end parts of the upper support plate 1 and the lower support plate 2, which are positioned at one side of the lower jaw support block 6, are fixedly connected with a height adjusting mechanism 4, refer to fig. 2, and the lower jaw support block 6 is positioned at the left side of the upper support plate 1 in fig. 2, so that the height adjusting mechanism 4 is fixedly connected with the left side end parts of the upper support plate 1 and the lower support plate 2 in fig. 2, thus the head support frame forms a three-surface opening "[ -shaped groove, namely, the structure shown in fig. 2, a certain space is reserved between the upper support plate 1 and the lower support plate 2, and arms can extend into between the upper support plate 1 and the lower support plate 2 from opposite opening parts at two sides of the head support frame, or arms directly extend into between the upper support plate 1 and the lower support plate 2 from opening parts at the right side in fig. 2. Thus, an arm accommodating space 13 is provided between the upper support plate 1 and the lower support plate 2, which allows the arm to be inserted into and accommodated in the arm accommodating space.
(4) Height adjusting mechanism 4
As can be seen from fig. 2 and 5, the height adjusting mechanism 4 includes an upper sleeve 41 and a lower sleeve 42, the upper sleeve 41 is disposed above the lower sleeve 42, the lower sleeve 42 is sleeved inside the upper sleeve 41, and the upper sleeve 41 and the lower sleeve 42 are respectively provided with corresponding positioning holes 43 along the height direction, wherein the corresponding positioning holes are that when the lower sleeve 42 is sleeved inside the upper sleeve 41, the positioning pins 44 can pass through the positioning holes 43 of the upper sleeve 41 and the lower sleeve 42 at the same time to position the upper sleeve 41 and the lower sleeve 42.
The top end of the upper sleeve 41 at the head supporting frame is fixedly connected with the lower surface of the upper supporting plate 1, the bottom end of the lower sleeve 42 is fixedly connected with the upper surface of the lower supporting plate 2, and the height of the upper supporting plate 1 can be adjusted by penetrating the positioning pins 44 into the positioning holes 43 at different heights.
2. Shoulder periphery support frame
The shoulder periphery support frame is used for supporting the shoulder periphery, and the shoulder periphery support frame comprises a shoulder periphery support plate 10, an armpit support block 11, an armpit support base 12, a movable positioning mechanism and a height adjusting mechanism 4.
The shoulder peripheral support plate 10 has a square plate shape, and the upper surface of the shoulder peripheral support plate 10 is parallel to the upper surface of the upper support plate 1. The shoulder circumference support plate 10 is slidably connected to the head support frame, and referring to fig. 2, a C-shaped linear slideway is fixedly provided on the head support frame, and a sliding protrusion is provided on the shoulder circumference support plate 10, which is clamped in the slideway, so that the two shoulder circumference support plates 10 can slide left and right along the head support frame, and when in use, the distance between the shoulder circumference support plates 10 can be automatically adjusted according to the shoulder distance of the patient.
The underarm support base 12 is fixed to the upper surface of the shoulder peripheral support plate 10 by a movement positioning mechanism. The mobile positioning mechanism adopts the structure described above. When the A-type movable positioning mechanism is adopted, the sliding rail 31 is arranged on the shoulder and circumference part supporting plate 10 to extend along the front and back direction, so that the sliding block 32 fixed on the lower surface of the armpit supporting base 12 can slide and position along the front and back direction on the sliding rail 31; when the moving and positioning mechanism of the type B is adopted, the clamping groove 39 is formed in the shoulder and circumference supporting plate 10 and extends along the front-back direction, so that the clamping blocks 38 fixed on the lower surface of the underarm supporting base 12 can be fixed in the clamping grooves 39 at different positions. In this way, the underarm support base 12 can be moved to position in different front and rear positions as desired by the patient.
The armpit supporting block 11 is fixedly connected above the armpit supporting base 12 through a height adjusting mechanism. Referring to fig. 2, the upper surface of the underarm support block 11 is a circular arc curved surface (rounded ridge shape) for supporting the underarm. The height adjusting mechanism 4 is the mechanism described above, the upper sleeve 41 is fixedly connected to the lower surface of the underarm support block 15, the lower sleeve 42 is fixedly connected to the upper surface of the underarm support base 12, and the positioning pins 44 are inserted into the positioning holes 43 with different heights to fix the upper sleeve 41 and the lower sleeve 42, so that the height of the underarm support block 11 is adjusted.
3. Abdominal support frame
The abdomen support frame is for supporting the abdomen, and the abdomen support frame includes an abdomen support plate 14, an abdomen support block 15, and a height adjusting mechanism 4, referring to fig. 5. The abdomen supporting plate 14 is square plate-shaped, the upper surface of the abdomen supporting plate 14 is fixedly connected with the abdomen supporting block 15 through the height adjusting mechanism 4, and the upper surface of the abdomen supporting block 15 is a circular arc curved surface (smooth ridge shape). The height adjusting mechanism 4 adopts the structure described above, the upper sleeve 41 is fixedly connected to the lower surface of the abdomen supporting block 15, the lower sleeve 42 is fixedly connected to the upper surface of the abdomen supporting block 15, and the positioning pins 44 are inserted into the positioning holes 43 with different heights to fix the upper sleeve 41 and the lower sleeve 42, so that the height adjustment of the abdomen supporting block 15 is realized.
Before performing CT guided puncture biopsy, the positions of the head support frame, the abdomen support frame and the shoulder peripheral support frame are adjusted according to the shape of a patient; then prone to lie on a CT examination bed, the positions of the lower jaw supporting block 6, the left side supporting block 7 and the right side supporting block 8 are adjusted according to the size of the face, and the face is placed on a head supporting frame; then, the armpits are placed on the armpit supporting blocks 11, the armpit supporting blocks 11 can be pushed under the pressure of the body according to the distance between the shoulders, and finally the arms are placed forward under the head, namely, in the arm accommodating space 13 in the head supporting frame. Thereby completing the support of the body in the prone position prior to examination.
Claims (4)
1. The utility model provides a puncture biopsy prone position support frame under CT guide, includes head support frame, its characterized in that:
the head support comprises an upper support plate, wherein the front side of the upper support plate is fixedly connected with a forehead support block which is sunken forwards, the rear side of the upper support plate is fixedly provided with a lower jaw support block which slides forwards and backwards and is sunken backwards through a moving positioning mechanism, the left side of the upper support plate is fixedly provided with a left side support block which can slide leftwards and rightwards through a moving positioning mechanism, the right side of the upper support plate is fixedly provided with a right side support block which can slide leftwards and is sunken rightwards through a moving positioning mechanism, and the inner side lines of the forehead support block, the lower jaw support block, the left side support block and the right side support block are arc lines; the middle part of the upper supporting plate is provided with an air hole;
the head support frame also comprises a lower support plate connected with the upper support plate through a height adjusting mechanism, and an arm accommodating space capable of enabling an arm to extend into and accommodate the arm is arranged between the upper support plate and the lower support plate;
the device also comprises a shoulder peripheral support frame, wherein the shoulder peripheral support frame comprises two shoulder peripheral support plates which are connected with the head support frame in a sliding manner and move left and right, and an underarm support block for supporting the underarm is fixed on the shoulder peripheral support plates; an armpit supporting base capable of moving back and forth is connected to the shoulder part supporting plate through a moving positioning mechanism, an armpit supporting block is fixedly connected to the upper part of the armpit supporting base through a height adjusting mechanism, and the upper surfaces of the armpit supporting blocks are all arc-shaped surfaces;
the movable positioning mechanism comprises a sliding rail and a sliding block, the sliding rail at the shoulder and periphery supporting frame is arranged on the shoulder and periphery supporting plate, and the sliding block is fixedly connected with the lower surface of the underarm supporting base; the sliding rail at the head supporting frame is arranged on the upper supporting plate, and the lower surfaces of the mandible supporting block, the left supporting block and the right supporting block are fixedly connected with sliding blocks;
the sliding rail comprises sliding grooves and positioning grooves which are arranged at intervals along the length direction of the sliding grooves and communicated with the sliding grooves, and the width of each positioning groove is larger than that of each sliding groove; the sliding block sequentially comprises a positioning block, a sliding block and a limiting block from top to bottom in the height direction, the limiting block is arranged below the sliding groove, the width of the limiting block is larger than that of the positioning groove, the width of the positioning block is larger than that of the sliding block, the positioning block is limited in the positioning groove, the sliding block can be accommodated in the sliding groove and the positioning groove, the width of the positioning block is larger than that of the sliding groove, when the upper surface of the limiting block is contacted with the bottom surface of the sliding groove or the positioning groove, the bottom surface of the positioning block is higher than the top surface of the positioning groove, and the sliding block slides in the sliding rail.
2. The CT-guided, needle biopsy prone position support according to claim 1, wherein:
the abdomen support frame comprises an abdomen support plate and an abdomen support block, and the abdomen support plate is connected with the abdomen support block through a height adjusting mechanism.
3. The CT-guided, needle biopsy prone position support according to claim 2, wherein:
the height adjusting mechanism comprises an upper sleeve and a lower sleeve, corresponding positioning holes are formed in the upper sleeve and the lower sleeve along the height direction, the lower sleeve is sleeved in the upper sleeve, and the positioning pins penetrate through the positioning holes of the upper sleeve and the lower sleeve to position the upper sleeve and the lower sleeve at the same time;
the upper sleeve and the lower sleeve at the shoulder periphery support frame are respectively and fixedly connected to the armpit supporting block and the armpit supporting base, the upper sleeve and the lower sleeve at the head support frame are respectively and fixedly connected to the upper support plate and the lower support plate, the upper sleeve and the lower sleeve at the abdomen support frame are respectively and fixedly connected to the abdomen supporting block and the abdomen supporting plate, and the upper surfaces of the abdomen supporting blocks are all arc curved surfaces.
4. The CT-guided, needle biopsy prone position support according to claim 1, wherein:
an acute angle inclined upwards is formed between the upper surface of the upper support plate and the horizontal plane, and the upper surface of the shoulder peripheral support plate is parallel to the upper surface of the upper support plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910207435.6A CN109771206B (en) | 2019-03-19 | 2019-03-19 | Prone position support frame for puncture biopsy under CT guidance |
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| CN201910207435.6A CN109771206B (en) | 2019-03-19 | 2019-03-19 | Prone position support frame for puncture biopsy under CT guidance |
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| CN109771206A CN109771206A (en) | 2019-05-21 |
| CN109771206B true CN109771206B (en) | 2024-01-16 |
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| CN110279552A (en) * | 2019-07-02 | 2019-09-27 | 曹英弟 | The postoperative head auxiliary stand structure of medical treatment |
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